prymula/com: DPF-Prymula-audioplugins/dpf/dgl/src/nanovg/nanovg.c annotate

annotate DPF-Prymula-audioplugins/dpf/dgl/src/nanovg/nanovg.c @ 8:923377f8ebcb

immposiblerush-0.230919-0_ALLDISTRIBUTIONS

author	prymula <prymula76@outlook.com>
date	Sat, 03 Feb 2024 18:23:04 +0100
parents	84e66ea83026
children

rev	line source
3 84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1 //
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2 // Copyright (c) 2013 Mikko Mononen memon@inside.org
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3 //
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	4 // This software is provided 'as-is', without any express or implied
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	5 // warranty. In no event will the authors be held liable for any damages
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	6 // arising from the use of this software.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	7 // Permission is granted to anyone to use this software for any purpose,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	8 // including commercial applications, and to alter it and redistribute it
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	9 // freely, subject to the following restrictions:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	10 // 1. The origin of this software must not be misrepresented; you must not
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	11 // claim that you wrote the original software. If you use this software
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	12 // in a product, an acknowledgment in the product documentation would be
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	13 // appreciated but is not required.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	14 // 2. Altered source versions must be plainly marked as such, and must not be
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	15 // misrepresented as being the original software.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	16 // 3. This notice may not be removed or altered from any source distribution.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	17 //
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	18
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	19 #include <stdlib.h>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	20 #include <stdio.h>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	21 #include <math.h>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	22 #include <memory.h>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	23
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	24 #include "nanovg.h"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	25 #define FONTSTASH_IMPLEMENTATION
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	26 #define stbtt_fontinfo dpf_nvg_stbtt_fontinfo
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	27 #define stbrp_context dpf_nvg_stbrp_context
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	28 #define stbrp_rect dpf_nvg_stbrp_rect
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	29 #define stbrp_node dpf_nvg_stbrp_node
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	30 #define stbrp_coord dpf_nvg_stbrp_coord
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	31 #include "fontstash.h"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	32
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	33 #ifndef NVG_NO_STB
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	34 #define STB_IMAGE_IMPLEMENTATION
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	35 #define stbi_convert_iphone_png_to_rgb dpf_stbi_convert_iphone_png_to_rgb
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	36 #define stbi_failure_reason dpf_stbi_failure_reason
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	37 #define stbi_hdr_to_ldr_gamma dpf_stbi_hdr_to_ldr_gamma
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	38 #define stbi_hdr_to_ldr_scale dpf_stbi_hdr_to_ldr_scale
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	39 #define stbi_image_free dpf_stbi_image_free
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	40 #define stbi_info dpf_stbi_info
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	41 #define stbi_info_from_callbacks dpf_stbi_info_from_callbacks
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	42 #define stbi_info_from_file dpf_stbi_info_from_file
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	43 #define stbi_info_from_memory dpf_stbi_info_from_memory
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	44 #define stbi_is_hdr dpf_stbi_is_hdr
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	45 #define stbi_is_hdr_from_callbacks dpf_stbi_is_hdr_from_callbacks
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	46 #define stbi_is_hdr_from_file dpf_stbi_is_hdr_from_file
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	47 #define stbi_is_hdr_from_memory dpf_stbi_is_hdr_from_memory
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	48 #define stbi_ldr_to_hdr_gamma dpf_stbi_ldr_to_hdr_gamma
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	49 #define stbi_ldr_to_hdr_scale dpf_stbi_ldr_to_hdr_scale
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	50 #define stbi_load dpf_stbi_load
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	51 #define stbi_load_from_callbacks dpf_stbi_load_from_callbacks
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	52 #define stbi_load_from_file dpf_stbi_load_from_file
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	53 #define stbi_load_from_memory dpf_stbi_load_from_memory
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	54 #define stbi_loadf dpf_stbi_loadf
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	55 #define stbi_loadf_from_callbacks dpf_stbi_loadf_from_callbacks
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	56 #define stbi_loadf_from_file dpf_stbi_loadf_from_file
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	57 #define stbi_loadf_from_memory dpf_stbi_loadf_from_memory
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	58 #define stbi_set_flip_vertically_on_load dpf_stbi_set_flip_vertically_on_load
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	59 #define stbi_set_unpremultiply_on_load dpf_stbi_set_unpremultiply_on_load
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	60 #define stbi_zlib_decode_buffer dpf_stbi_zlib_decode_buffer
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	61 #define stbi_zlib_decode_malloc dpf_stbi_zlib_decode_malloc
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	62 #define stbi_zlib_decode_malloc_guesssize dpf_stbi_zlib_decode_malloc_guesssize
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	63 #define stbi_zlib_decode_malloc_guesssize_headerflag dpf_stbi_zlib_decode_malloc_guesssize_headerflag
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	64 #define stbi_zlib_decode_noheader_buffer dpf_stbi_zlib_decode_noheader_buffer
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	65 #define stbi_zlib_decode_noheader_malloc dpf_stbi_zlib_decode_noheader_malloc
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	66 #include "stb_image.h"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	67 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	68
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	69 #ifdef NVG_DISABLE_SKIPPING_WHITESPACE
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	70 #define NVG_SKIPPED_CHAR NVG_SPACE
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	71 #else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	72 #define NVG_SKIPPED_CHAR NVG_CHAR
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	73 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	74
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	75 #ifndef NVG_FONT_TEXTURE_FLAGS
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	76 #define NVG_FONT_TEXTURE_FLAGS 0
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	77 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	78
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	79 #ifdef _MSC_VER
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	80 #pragma warning(disable: 4100) // unreferenced formal parameter
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	81 #pragma warning(disable: 4127) // conditional expression is constant
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	82 #pragma warning(disable: 4204) // nonstandard extension used : non-constant aggregate initializer
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	83 #pragma warning(disable: 4706) // assignment within conditional expression
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	84 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	85
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	86 #define NVG_INIT_FONTIMAGE_SIZE 512
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	87 #define NVG_MAX_FONTIMAGE_SIZE 2048
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	88 #define NVG_MAX_FONTIMAGES 4
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	89
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	90 #define NVG_INIT_COMMANDS_SIZE 256
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	91 #define NVG_INIT_POINTS_SIZE 128
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	92 #define NVG_INIT_PATHS_SIZE 16
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	93 #define NVG_INIT_VERTS_SIZE 256
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	94 #define NVG_MAX_STATES 32
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	95
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	96 #define NVG_KAPPA90 0.5522847493f // Length proportional to radius of a cubic bezier handle for 90deg arcs.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	97
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	98 #define NVG_COUNTOF(arr) (sizeof(arr) / sizeof(0[arr]))
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	99
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	100
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	101 enum NVGcommands {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	102 NVG_MOVETO = 0,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	103 NVG_LINETO = 1,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	104 NVG_BEZIERTO = 2,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	105 NVG_CLOSE = 3,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	106 NVG_WINDING = 4,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	107 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	108
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	109 enum NVGpointFlags
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	110 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	111 NVG_PT_CORNER = 0x01,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	112 NVG_PT_LEFT = 0x02,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	113 NVG_PT_BEVEL = 0x04,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	114 NVG_PR_INNERBEVEL = 0x08,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	115 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	116
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	117 struct NVGstate {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	118 NVGcompositeOperationState compositeOperation;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	119 int shapeAntiAlias;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	120 NVGpaint fill;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	121 NVGpaint stroke;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	122 float strokeWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	123 float miterLimit;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	124 int lineJoin;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	125 int lineCap;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	126 NVGcolor tint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	127 float xform[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	128 NVGscissor scissor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	129 float fontSize;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	130 float letterSpacing;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	131 float lineHeight;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	132 float fontBlur;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	133 int textAlign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	134 int fontId;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	135 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	136 typedef struct NVGstate NVGstate;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	137
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	138 struct NVGpoint {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	139 float x,y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	140 float dx, dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	141 float len;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	142 float dmx, dmy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	143 unsigned char flags;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	144 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	145 typedef struct NVGpoint NVGpoint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	146
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	147 struct NVGpathCache {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	148 NVGpoint* points;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	149 int npoints;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	150 int cpoints;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	151 NVGpath* paths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	152 int npaths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	153 int cpaths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	154 NVGvertex* verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	155 int nverts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	156 int cverts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	157 float bounds[4];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	158 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	159 typedef struct NVGpathCache NVGpathCache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	160
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	161 struct NVGfontContext { // Fontstash context plus font images; shared between shared NanoVG contexts.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	162 int refCount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	163 struct FONScontext* fs;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	164 int fontImages[NVG_MAX_FONTIMAGES];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	165 int fontImageIdx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	166 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	167 typedef struct NVGfontContext NVGfontContext;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	168
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	169 struct NVGcontext {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	170 NVGparams params;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	171 float* commands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	172 int ccommands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	173 int ncommands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	174 float commandx, commandy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	175 NVGstate states[NVG_MAX_STATES];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	176 int nstates;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	177 NVGpathCache* cache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	178 float tessTol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	179 float distTol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	180 float fringeWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	181 float devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	182 NVGfontContext* fontContext;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	183 int drawCallCount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	184 int fillTriCount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	185 int strokeTriCount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	186 int textTriCount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	187 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	188
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	189 static float nvg__sqrtf(float a) { return sqrtf(a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	190 static float nvg__modf(float a, float b) { return fmodf(a, b); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	191 static float nvg__sinf(float a) { return sinf(a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	192 static float nvg__cosf(float a) { return cosf(a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	193 static float nvg__tanf(float a) { return tanf(a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	194 static float nvg__atan2f(float a,float b) { return atan2f(a, b); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	195 static float nvg__acosf(float a) { return acosf(a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	196
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	197 static int nvg__mini(int a, int b) { return a < b ? a : b; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	198 static int nvg__maxi(int a, int b) { return a > b ? a : b; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	199 static int nvg__clampi(int a, int mn, int mx) { return a < mn ? mn : (a > mx ? mx : a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	200 static float nvg__minf(float a, float b) { return a < b ? a : b; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	201 static float nvg__maxf(float a, float b) { return a > b ? a : b; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	202 static float nvg__absf(float a) { return a >= 0.0f ? a : -a; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	203 static float nvg__signf(float a) { return a >= 0.0f ? 1.0f : -1.0f; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	204 static float nvg__clampf(float a, float mn, float mx) { return a < mn ? mn : (a > mx ? mx : a); }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	205 static float nvg__cross(float dx0, float dy0, float dx1, float dy1) { return dx1dy0 - dx0dy1; }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	206
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	207 static float nvg__normalize(float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	208 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	209 float d = nvg__sqrtf((x)(x) + (y)(y));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	210 if (d > 1e-6f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	211 float id = 1.0f / d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	212 x = id;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	213 y = id;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	214 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	215 return d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	216 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	217
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	218
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	219 static void nvg__deletePathCache(NVGpathCache* c)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	220 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	221 if (c == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	222 if (c->points != NULL) free(c->points);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	223 if (c->paths != NULL) free(c->paths);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	224 if (c->verts != NULL) free(c->verts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	225 free(c);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	226 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	227
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	228 static NVGpathCache* nvg__allocPathCache(void)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	229 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	230 NVGpathCache* c = (NVGpathCache*)malloc(sizeof(NVGpathCache));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	231 if (c == NULL) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	232 memset(c, 0, sizeof(NVGpathCache));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	233
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	234 c->points = (NVGpoint)malloc(sizeof(NVGpoint)NVG_INIT_POINTS_SIZE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	235 if (!c->points) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	236 c->npoints = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	237 c->cpoints = NVG_INIT_POINTS_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	238
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	239 c->paths = (NVGpath)malloc(sizeof(NVGpath)NVG_INIT_PATHS_SIZE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	240 if (!c->paths) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	241 c->npaths = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	242 c->cpaths = NVG_INIT_PATHS_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	243
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	244 c->verts = (NVGvertex)malloc(sizeof(NVGvertex)NVG_INIT_VERTS_SIZE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	245 if (!c->verts) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	246 c->nverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	247 c->cverts = NVG_INIT_VERTS_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	248
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	249 return c;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	250 error:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	251 nvg__deletePathCache(c);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	252 return NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	253 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	254
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	255 static void nvg__setDevicePixelRatio(NVGcontext* ctx, float ratio)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	256 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	257 ctx->tessTol = 0.25f / ratio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	258 ctx->distTol = 0.01f / ratio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	259 ctx->fringeWidth = 1.0f / ratio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	260 ctx->devicePxRatio = ratio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	261 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	262
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	263 static NVGcompositeOperationState nvg__compositeOperationState(int op)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	264 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	265 int sfactor, dfactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	266
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	267 if (op == NVG_SOURCE_OVER)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	268 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	269 sfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	270 dfactor = NVG_ONE_MINUS_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	271 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	272 else if (op == NVG_SOURCE_IN)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	273 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	274 sfactor = NVG_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	275 dfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	276 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	277 else if (op == NVG_SOURCE_OUT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	278 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	279 sfactor = NVG_ONE_MINUS_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	280 dfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	281 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	282 else if (op == NVG_ATOP)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	283 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	284 sfactor = NVG_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	285 dfactor = NVG_ONE_MINUS_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	286 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	287 else if (op == NVG_DESTINATION_OVER)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	288 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	289 sfactor = NVG_ONE_MINUS_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	290 dfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	291 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	292 else if (op == NVG_DESTINATION_IN)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	293 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	294 sfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	295 dfactor = NVG_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	296 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	297 else if (op == NVG_DESTINATION_OUT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	298 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	299 sfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	300 dfactor = NVG_ONE_MINUS_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	301 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	302 else if (op == NVG_DESTINATION_ATOP)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	303 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	304 sfactor = NVG_ONE_MINUS_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	305 dfactor = NVG_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	306 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	307 else if (op == NVG_LIGHTER)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	308 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	309 sfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	310 dfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	311 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	312 else if (op == NVG_COPY)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	313 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	314 sfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	315 dfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	316 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	317 else if (op == NVG_XOR)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	318 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	319 sfactor = NVG_ONE_MINUS_DST_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	320 dfactor = NVG_ONE_MINUS_SRC_ALPHA;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	321 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	322 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	323 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	324 sfactor = NVG_ONE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	325 dfactor = NVG_ZERO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	326 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	327
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	328 NVGcompositeOperationState state;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	329 state.srcRGB = sfactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	330 state.dstRGB = dfactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	331 state.srcAlpha = sfactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	332 state.dstAlpha = dfactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	333 return state;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	334 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	335
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	336 static NVGstate* nvg__getState(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	337 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	338 return &ctx->states[ctx->nstates-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	339 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	340
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	341 NVGcontext* nvgCreateInternal(NVGparams* params, NVGcontext* other) // Share the fonts and images of 'other' if it's non-NULL.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	342 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	343 FONSparams fontParams;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	344 NVGcontext* ctx = (NVGcontext*)malloc(sizeof(NVGcontext));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	345 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	346 if (ctx == NULL) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	347 memset(ctx, 0, sizeof(NVGcontext));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	348
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	349 ctx->params = *params;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	350 if (other) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	351 ctx->fontContext = other->fontContext;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	352 ctx->fontContext->refCount++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	353 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	354 ctx->fontContext = (NVGfontContext*)malloc(sizeof(NVGfontContext));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	355 if (ctx->fontContext == NULL) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	356 for (i = 0; i < NVG_MAX_FONTIMAGES; i++)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	357 ctx->fontContext->fontImages[i] = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	358 ctx->fontContext->refCount = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	359 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	360
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	361 ctx->commands = (float)malloc(sizeof(float)NVG_INIT_COMMANDS_SIZE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	362 if (!ctx->commands) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	363 ctx->ncommands = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	364 ctx->ccommands = NVG_INIT_COMMANDS_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	365
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	366 ctx->cache = nvg__allocPathCache();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	367 if (ctx->cache == NULL) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	368
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	369 nvgSave(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	370 nvgReset(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	371
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	372 nvg__setDevicePixelRatio(ctx, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	373
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	374 if (ctx->params.renderCreate(ctx->params.userPtr, other ? other->params.userPtr : NULL) == 0) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	375
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	376 // Init font rendering
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	377 if (!other) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	378 memset(&fontParams, 0, sizeof(fontParams));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	379 fontParams.width = NVG_INIT_FONTIMAGE_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	380 fontParams.height = NVG_INIT_FONTIMAGE_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	381 fontParams.flags = FONS_ZERO_TOPLEFT;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	382 fontParams.renderCreate = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	383 fontParams.renderUpdate = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	384 fontParams.renderDraw = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	385 fontParams.renderDelete = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	386 fontParams.userPtr = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	387 ctx->fontContext->fs = fonsCreateInternal(&fontParams);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	388 if (ctx->fontContext->fs == NULL) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	389
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	390 // Create font texture
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	391 ctx->fontContext->fontImages[0] = ctx->params.renderCreateTexture(ctx->params.userPtr,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	392 NVG_TEXTURE_ALPHA,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	393 fontParams.width,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	394 fontParams.height,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	395 NVG_FONT_TEXTURE_FLAGS,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	396 NULL);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	397 if (ctx->fontContext->fontImages[0] == 0) goto error;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	398 ctx->fontContext->fontImageIdx = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	399 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	400
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	401 return ctx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	402
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	403 error:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	404 nvgDeleteInternal(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	405 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	406 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	407
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	408 NVGparams* nvgInternalParams(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	409 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	410 return &ctx->params;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	411 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	412
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	413 void nvgDeleteInternal(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	414 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	415 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	416 if (ctx == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	417 if (ctx->commands != NULL) free(ctx->commands);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	418 if (ctx->cache != NULL) nvg__deletePathCache(ctx->cache);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	419
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	420 if (ctx->fontContext != NULL && --ctx->fontContext->refCount == 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	421 if (ctx->fontContext->fs)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	422 fonsDeleteInternal(ctx->fontContext->fs);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	423
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	424 for (i = 0; i < NVG_MAX_FONTIMAGES; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	425 if (ctx->fontContext->fontImages[i] != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	426 nvgDeleteImage(ctx, ctx->fontContext->fontImages[i]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	427 ctx->fontContext->fontImages[i] = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	428 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	429 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	430
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	431 free(ctx->fontContext);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	432 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	433
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	434 if (ctx->params.renderDelete != NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	435 ctx->params.renderDelete(ctx->params.userPtr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	436
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	437 free(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	438 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	439
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	440 void nvgBeginFrame(NVGcontext* ctx, float windowWidth, float windowHeight, float devicePixelRatio)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	441 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	442 /* printf("Tris: draws:%d fill:%d stroke:%d text:%d TOT:%d\n",
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	443 ctx->drawCallCount, ctx->fillTriCount, ctx->strokeTriCount, ctx->textTriCount,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	444 ctx->fillTriCount+ctx->strokeTriCount+ctx->textTriCount);*/
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	445
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	446 ctx->nstates = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	447 nvgSave(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	448 nvgReset(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	449
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	450 nvg__setDevicePixelRatio(ctx, devicePixelRatio);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	451
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	452 ctx->params.renderViewport(ctx->params.userPtr, windowWidth, windowHeight, devicePixelRatio);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	453
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	454 ctx->drawCallCount = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	455 ctx->fillTriCount = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	456 ctx->strokeTriCount = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	457 ctx->textTriCount = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	458 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	459
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	460 void nvgCancelFrame(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	461 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	462 ctx->params.renderCancel(ctx->params.userPtr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	463 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	464
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	465 void nvgEndFrame(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	466 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	467 ctx->params.renderFlush(ctx->params.userPtr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	468 if (ctx->fontContext->fontImageIdx != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	469 int fontImage = ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	470 int i, j, iw, ih;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	471 // delete images that smaller than current one
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	472 if (fontImage == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	473 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	474 nvgImageSize(ctx, fontImage, &iw, &ih);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	475 for (i = j = 0; i < ctx->fontContext->fontImageIdx; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	476 if (ctx->fontContext->fontImages[i] != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	477 int nw, nh;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	478 nvgImageSize(ctx, ctx->fontContext->fontImages[i], &nw, &nh);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	479 if (nw < iw \|\| nh < ih)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	480 nvgDeleteImage(ctx, ctx->fontContext->fontImages[i]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	481 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	482 ctx->fontContext->fontImages[j++] = ctx->fontContext->fontImages[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	483 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	484 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	485 // make current font image to first
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	486 ctx->fontContext->fontImages[j++] = ctx->fontContext->fontImages[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	487 ctx->fontContext->fontImages[0] = fontImage;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	488 ctx->fontContext->fontImageIdx = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	489 // clear all images after j
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	490 for (i = j; i < NVG_MAX_FONTIMAGES; i++)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	491 ctx->fontContext->fontImages[i] = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	492 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	493 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	494
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	495 NVGcolor nvgRGB(unsigned char r, unsigned char g, unsigned char b)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	496 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	497 return nvgRGBA(r,g,b,255);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	498 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	499
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	500 NVGcolor nvgRGBf(float r, float g, float b)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	501 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	502 return nvgRGBAf(r,g,b,1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	503 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	504
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	505 NVGcolor nvgRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	506 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	507 NVGcolor color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	508 // Use longer initialization to suppress warning.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	509 color.r = r / 255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	510 color.g = g / 255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	511 color.b = b / 255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	512 color.a = a / 255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	513 return color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	514 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	515
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	516 NVGcolor nvgRGBAf(float r, float g, float b, float a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	517 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	518 NVGcolor color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	519 // Use longer initialization to suppress warning.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	520 color.r = r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	521 color.g = g;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	522 color.b = b;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	523 color.a = a;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	524 return color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	525 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	526
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	527 NVGcolor nvgTransRGBA(NVGcolor c, unsigned char a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	528 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	529 c.a = a / 255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	530 return c;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	531 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	532
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	533 NVGcolor nvgTransRGBAf(NVGcolor c, float a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	534 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	535 c.a = a;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	536 return c;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	537 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	538
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	539 NVGcolor nvgLerpRGBA(NVGcolor c0, NVGcolor c1, float u)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	540 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	541 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	542 float oneminu;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	543 NVGcolor cint = {{{0}}};
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	544
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	545 u = nvg__clampf(u, 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	546 oneminu = 1.0f - u;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	547 for( i = 0; i <4; i++ )
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	548 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	549 cint.rgba[i] = c0.rgba[i] * oneminu + c1.rgba[i] * u;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	550 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	551
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	552 return cint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	553 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	554
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	555 NVGcolor nvgHSL(float h, float s, float l)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	556 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	557 return nvgHSLA(h,s,l,255);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	558 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	559
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	560 static float nvg__hue(float h, float m1, float m2)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	561 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	562 if (h < 0) h += 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	563 if (h > 1) h -= 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	564 if (h < 1.0f/6.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	565 return m1 + (m2 - m1) * h * 6.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	566 else if (h < 3.0f/6.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	567 return m2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	568 else if (h < 4.0f/6.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	569 return m1 + (m2 - m1) * (2.0f/3.0f - h) * 6.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	570 return m1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	571 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	572
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	573 NVGcolor nvgHSLA(float h, float s, float l, unsigned char a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	574 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	575 float m1, m2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	576 NVGcolor col;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	577 h = nvg__modf(h, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	578 if (h < 0.0f) h += 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	579 s = nvg__clampf(s, 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	580 l = nvg__clampf(l, 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	581 m2 = l <= 0.5f ? (l * (1 + s)) : (l + s - l * s);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	582 m1 = 2 * l - m2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	583 col.r = nvg__clampf(nvg__hue(h + 1.0f/3.0f, m1, m2), 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	584 col.g = nvg__clampf(nvg__hue(h, m1, m2), 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	585 col.b = nvg__clampf(nvg__hue(h - 1.0f/3.0f, m1, m2), 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	586 col.a = a/255.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	587 return col;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	588 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	589
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	590 void nvgTransformIdentity(float* t)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	591 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	592 t[0] = 1.0f; t[1] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	593 t[2] = 0.0f; t[3] = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	594 t[4] = 0.0f; t[5] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	595 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	596
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	597 void nvgTransformTranslate(float* t, float tx, float ty)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	598 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	599 t[0] = 1.0f; t[1] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	600 t[2] = 0.0f; t[3] = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	601 t[4] = tx; t[5] = ty;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	602 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	603
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	604 void nvgTransformScale(float* t, float sx, float sy)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	605 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	606 t[0] = sx; t[1] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	607 t[2] = 0.0f; t[3] = sy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	608 t[4] = 0.0f; t[5] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	609 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	610
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	611 void nvgTransformRotate(float* t, float a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	612 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	613 float cs = nvg__cosf(a), sn = nvg__sinf(a);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	614 t[0] = cs; t[1] = sn;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	615 t[2] = -sn; t[3] = cs;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	616 t[4] = 0.0f; t[5] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	617 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	618
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	619 void nvgTransformSkewX(float* t, float a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	620 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	621 t[0] = 1.0f; t[1] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	622 t[2] = nvg__tanf(a); t[3] = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	623 t[4] = 0.0f; t[5] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	624 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	625
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	626 void nvgTransformSkewY(float* t, float a)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	627 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	628 t[0] = 1.0f; t[1] = nvg__tanf(a);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	629 t[2] = 0.0f; t[3] = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	630 t[4] = 0.0f; t[5] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	631 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	632
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	633 void nvgTransformMultiply(float* t, const float* s)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	634 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	635 float t0 = t[0] * s[0] + t[1] * s[2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	636 float t2 = t[2] * s[0] + t[3] * s[2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	637 float t4 = t[4] * s[0] + t[5] * s[2] + s[4];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	638 t[1] = t[0] * s[1] + t[1] * s[3];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	639 t[3] = t[2] * s[1] + t[3] * s[3];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	640 t[5] = t[4] * s[1] + t[5] * s[3] + s[5];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	641 t[0] = t0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	642 t[2] = t2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	643 t[4] = t4;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	644 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	645
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	646 void nvgTransformPremultiply(float* t, const float* s)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	647 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	648 float s2[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	649 memcpy(s2, s, sizeof(float)*6);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	650 nvgTransformMultiply(s2, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	651 memcpy(t, s2, sizeof(float)*6);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	652 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	653
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	654 int nvgTransformInverse(float* inv, const float* t)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	655 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	656 double invdet, det = (double)t[0] * t[3] - (double)t[2] * t[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	657 if (det > -1e-6 && det < 1e-6) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	658 nvgTransformIdentity(inv);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	659 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	660 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	661 invdet = 1.0 / det;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	662 inv[0] = (float)(t[3] * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	663 inv[2] = (float)(-t[2] * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	664 inv[4] = (float)(((double)t[2] * t[5] - (double)t[3] * t[4]) * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	665 inv[1] = (float)(-t[1] * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	666 inv[3] = (float)(t[0] * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	667 inv[5] = (float)(((double)t[1] * t[4] - (double)t[0] * t[5]) * invdet);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	668 return 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	669 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	670
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	671 void nvgTransformPoint(float* dx, float* dy, const float* t, float sx, float sy)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	672 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	673 dx = sxt[0] + sy*t[2] + t[4];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	674 dy = sxt[1] + sy*t[3] + t[5];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	675 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	676
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	677 float nvgDegToRad(float deg)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	678 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	679 return deg / 180.0f * NVG_PI;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	680 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	681
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	682 float nvgRadToDeg(float rad)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	683 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	684 return rad / NVG_PI * 180.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	685 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	686
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	687 static void nvg__setPaintColor(NVGpaint* p, NVGcolor color)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	688 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	689 memset(p, 0, sizeof(*p));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	690 nvgTransformIdentity(p->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	691 p->radius = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	692 p->feather = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	693 p->innerColor = color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	694 p->outerColor = color;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	695 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	696
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	697
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	698 // State handling
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	699 void nvgSave(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	700 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	701 if (ctx->nstates >= NVG_MAX_STATES)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	702 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	703 if (ctx->nstates > 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	704 memcpy(&ctx->states[ctx->nstates], &ctx->states[ctx->nstates-1], sizeof(NVGstate));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	705 ctx->nstates++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	706 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	707
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	708 void nvgRestore(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	709 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	710 if (ctx->nstates <= 1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	711 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	712 ctx->nstates--;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	713 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	714
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	715 void nvgReset(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	716 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	717 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	718 memset(state, 0, sizeof(*state));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	719
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	720 nvg__setPaintColor(&state->fill, nvgRGBA(255,255,255,255));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	721 nvg__setPaintColor(&state->stroke, nvgRGBA(0,0,0,255));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	722 state->compositeOperation = nvg__compositeOperationState(NVG_SOURCE_OVER);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	723 state->shapeAntiAlias = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	724 state->strokeWidth = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	725 state->miterLimit = 10.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	726 state->lineCap = NVG_BUTT;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	727 state->lineJoin = NVG_MITER;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	728 state->tint = nvgRGBAf(1, 1, 1, 1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	729 nvgTransformIdentity(state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	730
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	731 state->scissor.extent[0] = -1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	732 state->scissor.extent[1] = -1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	733
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	734 state->fontSize = 16.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	735 state->letterSpacing = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	736 state->lineHeight = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	737 state->fontBlur = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	738 state->textAlign = NVG_ALIGN_LEFT \| NVG_ALIGN_BASELINE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	739 state->fontId = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	740 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	741
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	742 // State setting
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	743 void nvgShapeAntiAlias(NVGcontext* ctx, int enabled)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	744 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	745 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	746 state->shapeAntiAlias = enabled;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	747 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	748
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	749 void nvgStrokeWidth(NVGcontext* ctx, float width)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	750 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	751 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	752 state->strokeWidth = width;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	753 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	754
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	755 void nvgMiterLimit(NVGcontext* ctx, float limit)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	756 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	757 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	758 state->miterLimit = limit;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	759 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	760
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	761 void nvgLineCap(NVGcontext* ctx, int cap)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	762 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	763 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	764 state->lineCap = cap;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	765 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	766
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	767 void nvgLineJoin(NVGcontext* ctx, int join)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	768 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	769 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	770 state->lineJoin = join;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	771 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	772
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	773 void nvgGlobalAlpha(NVGcontext* ctx, float alpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	774 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	775 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	776 state->tint.a = alpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	777 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	778
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	779 void nvgGlobalTint(NVGcontext* ctx, NVGcolor tint)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	780 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	781 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	782 state->tint = tint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	783 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	784
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	785 NVGcolor nvgGetGlobalTint(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	786 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	787 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	788 return state->tint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	789 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	790
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	791 void nvgAlpha(NVGcontext* ctx, float alpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	792 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	793 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	794 state->tint.a *= alpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	795 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	796
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	797 void nvgTint(NVGcontext* ctx, NVGcolor tint)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	798 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	799 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	800 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	801 for (i = 0; i < 4; i++)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	802 state->tint.rgba[i] *= tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	803 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	804
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	805 void nvgTransform(NVGcontext* ctx, float a, float b, float c, float d, float e, float f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	806 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	807 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	808 float t[6] = { a, b, c, d, e, f };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	809 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	810 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	811
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	812 void nvgResetTransform(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	813 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	814 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	815 nvgTransformIdentity(state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	816 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	817
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	818 void nvgTranslate(NVGcontext* ctx, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	819 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	820 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	821 float t[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	822 nvgTransformTranslate(t, x,y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	823 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	824 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	825
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	826 void nvgRotate(NVGcontext* ctx, float angle)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	827 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	828 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	829 float t[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	830 nvgTransformRotate(t, angle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	831 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	832 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	833
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	834 void nvgSkewX(NVGcontext* ctx, float angle)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	835 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	836 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	837 float t[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	838 nvgTransformSkewX(t, angle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	839 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	840 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	841
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	842 void nvgSkewY(NVGcontext* ctx, float angle)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	843 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	844 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	845 float t[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	846 nvgTransformSkewY(t, angle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	847 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	848 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	849
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	850 void nvgScale(NVGcontext* ctx, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	851 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	852 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	853 float t[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	854 nvgTransformScale(t, x,y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	855 nvgTransformPremultiply(state->xform, t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	856 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	857
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	858 void nvgCurrentTransform(NVGcontext* ctx, float* xform)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	859 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	860 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	861 if (xform == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	862 memcpy(xform, state->xform, sizeof(float)*6);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	863 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	864
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	865 void nvgStrokeColor(NVGcontext* ctx, NVGcolor color)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	866 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	867 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	868 nvg__setPaintColor(&state->stroke, color);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	869 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	870
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	871 void nvgStrokePaint(NVGcontext* ctx, NVGpaint paint)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	872 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	873 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	874 state->stroke = paint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	875 nvgTransformMultiply(state->stroke.xform, state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	876 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	877
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	878 void nvgFillColor(NVGcontext* ctx, NVGcolor color)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	879 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	880 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	881 nvg__setPaintColor(&state->fill, color);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	882 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	883
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	884 void nvgFillPaint(NVGcontext* ctx, NVGpaint paint)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	885 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	886 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	887 state->fill = paint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	888 nvgTransformMultiply(state->fill.xform, state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	889 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	890
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	891 #ifndef NVG_NO_STB
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	892 int nvgCreateImage(NVGcontext* ctx, const char* filename, int imageFlags)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	893 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	894 int w, h, n, image;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	895 unsigned char* img;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	896 stbi_set_unpremultiply_on_load(1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	897 stbi_convert_iphone_png_to_rgb(1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	898 img = stbi_load(filename, &w, &h, &n, 4);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	899 if (img == NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	900 // printf("Failed to load %s - %s\n", filename, stbi_failure_reason());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	901 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	902 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	903 image = nvgCreateImageRGBA(ctx, w, h, imageFlags, img);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	904 stbi_image_free(img);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	905 return image;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	906 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	907
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	908 int nvgCreateImageMem(NVGcontext* ctx, int imageFlags, const unsigned char* data, int ndata)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	909 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	910 int w, h, n, image;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	911 unsigned char* img = stbi_load_from_memory(data, ndata, &w, &h, &n, 4);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	912 if (img == NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	913 // printf("Failed to load %s - %s\n", filename, stbi_failure_reason());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	914 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	915 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	916 image = nvgCreateImageRGBA(ctx, w, h, imageFlags, img);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	917 stbi_image_free(img);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	918 return image;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	919 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	920 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	921
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	922 int nvgCreateImageRaw(NVGcontext* ctx, int w, int h, int imageFlags, NVGtexture format, const unsigned char* data)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	923 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	924 return ctx->params.renderCreateTexture(ctx->params.userPtr, format, w, h, imageFlags, data);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	925 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	926
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	927 int nvgCreateImageRGBA(NVGcontext* ctx, int w, int h, int imageFlags, const unsigned char* data)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	928 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	929 return nvgCreateImageRaw(ctx, w, h, imageFlags, NVG_TEXTURE_RGBA, data);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	930 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	931
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	932 void nvgUpdateImage(NVGcontext* ctx, int image, const unsigned char* data)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	933 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	934 int w, h;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	935 ctx->params.renderGetTextureSize(ctx->params.userPtr, image, &w, &h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	936 ctx->params.renderUpdateTexture(ctx->params.userPtr, image, 0,0, w,h, data);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	937 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	938
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	939 void nvgImageSize(NVGcontext* ctx, int image, int* w, int* h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	940 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	941 ctx->params.renderGetTextureSize(ctx->params.userPtr, image, w, h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	942 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	943
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	944 void nvgDeleteImage(NVGcontext* ctx, int image)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	945 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	946 ctx->params.renderDeleteTexture(ctx->params.userPtr, image);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	947 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	948
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	949 NVGpaint nvgLinearGradient(NVGcontext* ctx,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	950 float sx, float sy, float ex, float ey,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	951 NVGcolor icol, NVGcolor ocol)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	952 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	953 NVGpaint p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	954 float dx, dy, d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	955 const float large = 1e5;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	956 NVG_NOTUSED(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	957 memset(&p, 0, sizeof(p));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	958
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	959 // Calculate transform aligned to the line
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	960 dx = ex - sx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	961 dy = ey - sy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	962 d = sqrtf(dxdx + dydy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	963 if (d > 0.0001f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	964 dx /= d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	965 dy /= d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	966 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	967 dx = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	968 dy = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	969 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	970
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	971 p.xform[0] = dy; p.xform[1] = -dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	972 p.xform[2] = dx; p.xform[3] = dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	973 p.xform[4] = sx - dxlarge; p.xform[5] = sy - dylarge;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	974
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	975 p.extent[0] = large;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	976 p.extent[1] = large + d*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	977
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	978 p.radius = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	979
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	980 p.feather = nvg__maxf(1.0f, d);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	981
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	982 p.innerColor = icol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	983 p.outerColor = ocol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	984
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	985 return p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	986 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	987
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	988 NVGpaint nvgRadialGradient(NVGcontext* ctx,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	989 float cx, float cy, float inr, float outr,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	990 NVGcolor icol, NVGcolor ocol)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	991 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	992 NVGpaint p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	993 float r = (inr+outr)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	994 float f = (outr-inr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	995 NVG_NOTUSED(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	996 memset(&p, 0, sizeof(p));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	997
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	998 nvgTransformIdentity(p.xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	999 p.xform[4] = cx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1000 p.xform[5] = cy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1001
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1002 p.extent[0] = r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1003 p.extent[1] = r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1004
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1005 p.radius = r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1006
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1007 p.feather = nvg__maxf(1.0f, f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1008
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1009 p.innerColor = icol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1010 p.outerColor = ocol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1011
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1012 return p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1013 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1014
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1015 NVGpaint nvgBoxGradient(NVGcontext* ctx,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1016 float x, float y, float w, float h, float r, float f,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1017 NVGcolor icol, NVGcolor ocol)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1018 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1019 NVGpaint p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1020 NVG_NOTUSED(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1021 memset(&p, 0, sizeof(p));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1022
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1023 nvgTransformIdentity(p.xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1024 p.xform[4] = x+w*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1025 p.xform[5] = y+h*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1026
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1027 p.extent[0] = w*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1028 p.extent[1] = h*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1029
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1030 p.radius = r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1031
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1032 p.feather = nvg__maxf(1.0f, f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1033
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1034 p.innerColor = icol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1035 p.outerColor = ocol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1036
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1037 return p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1038 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1039
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1040
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1041 NVGpaint nvgImagePattern(NVGcontext* ctx,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1042 float cx, float cy, float w, float h, float angle,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1043 int image, float alpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1044 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1045 NVGpaint p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1046 NVG_NOTUSED(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1047 memset(&p, 0, sizeof(p));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1048
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1049 nvgTransformRotate(p.xform, angle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1050 p.xform[4] = cx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1051 p.xform[5] = cy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1052
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1053 p.extent[0] = w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1054 p.extent[1] = h;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1055
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1056 p.image = image;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1057
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1058 p.innerColor = p.outerColor = nvgRGBAf(1,1,1,alpha);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1059
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1060 return p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1061 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1062
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1063 // Scissoring
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1064 void nvgScissor(NVGcontext* ctx, float x, float y, float w, float h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1065 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1066 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1067
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1068 w = nvg__maxf(0.0f, w);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1069 h = nvg__maxf(0.0f, h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1070
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1071 nvgTransformIdentity(state->scissor.xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1072 state->scissor.xform[4] = x+w*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1073 state->scissor.xform[5] = y+h*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1074 nvgTransformMultiply(state->scissor.xform, state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1075
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1076 state->scissor.extent[0] = w*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1077 state->scissor.extent[1] = h*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1078 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1079
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1080 static void nvg__isectRects(float* dst,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1081 float ax, float ay, float aw, float ah,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1082 float bx, float by, float bw, float bh)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1083 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1084 float minx = nvg__maxf(ax, bx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1085 float miny = nvg__maxf(ay, by);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1086 float maxx = nvg__minf(ax+aw, bx+bw);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1087 float maxy = nvg__minf(ay+ah, by+bh);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1088 dst[0] = minx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1089 dst[1] = miny;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1090 dst[2] = nvg__maxf(0.0f, maxx - minx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1091 dst[3] = nvg__maxf(0.0f, maxy - miny);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1092 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1093
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1094 void nvgIntersectScissor(NVGcontext* ctx, float x, float y, float w, float h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1095 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1096 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1097 float pxform[6], invxorm[6];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1098 float rect[4];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1099 float ex, ey, tex, tey;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1100
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1101 // If no previous scissor has been set, set the scissor as current scissor.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1102 if (state->scissor.extent[0] < 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1103 nvgScissor(ctx, x, y, w, h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1104 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1105 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1106
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1107 // Transform the current scissor rect into current transform space.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1108 // If there is difference in rotation, this will be approximation.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1109 memcpy(pxform, state->scissor.xform, sizeof(float)*6);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1110 ex = state->scissor.extent[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1111 ey = state->scissor.extent[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1112 nvgTransformInverse(invxorm, state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1113 nvgTransformMultiply(pxform, invxorm);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1114 tex = exnvg__absf(pxform[0]) + eynvg__absf(pxform[2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1115 tey = exnvg__absf(pxform[1]) + eynvg__absf(pxform[3]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1116
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1117 // Intersect rects.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1118 nvg__isectRects(rect, pxform[4]-tex,pxform[5]-tey,tex2,tey2, x,y,w,h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1119
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1120 nvgScissor(ctx, rect[0], rect[1], rect[2], rect[3]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1121 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1122
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1123 void nvgResetScissor(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1124 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1125 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1126 memset(state->scissor.xform, 0, sizeof(state->scissor.xform));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1127 state->scissor.extent[0] = -1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1128 state->scissor.extent[1] = -1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1129 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1130
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1131 // Global composite operation.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1132 void nvgGlobalCompositeOperation(NVGcontext* ctx, int op)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1133 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1134 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1135 state->compositeOperation = nvg__compositeOperationState(op);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1136 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1137
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1138 void nvgGlobalCompositeBlendFunc(NVGcontext* ctx, int sfactor, int dfactor)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1139 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1140 nvgGlobalCompositeBlendFuncSeparate(ctx, sfactor, dfactor, sfactor, dfactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1141 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1142
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1143 void nvgGlobalCompositeBlendFuncSeparate(NVGcontext* ctx, int srcRGB, int dstRGB, int srcAlpha, int dstAlpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1144 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1145 NVGcompositeOperationState op;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1146 op.srcRGB = srcRGB;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1147 op.dstRGB = dstRGB;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1148 op.srcAlpha = srcAlpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1149 op.dstAlpha = dstAlpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1150
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1151 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1152 state->compositeOperation = op;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1153 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1154
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1155 static int nvg__ptEquals(float x1, float y1, float x2, float y2, float tol)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1156 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1157 float dx = x2 - x1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1158 float dy = y2 - y1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1159 return dxdx + dydy < tol*tol;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1160 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1161
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1162 static float nvg__distPtSeg(float x, float y, float px, float py, float qx, float qy)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1163 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1164 float pqx, pqy, dx, dy, d, t;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1165 pqx = qx-px;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1166 pqy = qy-py;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1167 dx = x-px;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1168 dy = y-py;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1169 d = pqxpqx + pqypqy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1170 t = pqxdx + pqydy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1171 if (d > 0) t /= d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1172 if (t < 0) t = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1173 else if (t > 1) t = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1174 dx = px + t*pqx - x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1175 dy = py + t*pqy - y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1176 return dxdx + dydy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1177 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1178
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1179 static void nvg__appendCommands(NVGcontext* ctx, float* vals, int nvals)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1180 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1181 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1182 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1183
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1184 if (ctx->ncommands+nvals > ctx->ccommands) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1185 float* commands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1186 int ccommands = ctx->ncommands+nvals + ctx->ccommands/2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1187 commands = (float)realloc(ctx->commands, sizeof(float)ccommands);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1188 if (commands == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1189 ctx->commands = commands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1190 ctx->ccommands = ccommands;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1191 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1192
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1193 if ((int)vals[0] != NVG_CLOSE && (int)vals[0] != NVG_WINDING) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1194 ctx->commandx = vals[nvals-2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1195 ctx->commandy = vals[nvals-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1196 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1197
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1198 // transform commands
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1199 i = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1200 while (i < nvals) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1201 int cmd = (int)vals[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1202 switch (cmd) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1203 case NVG_MOVETO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1204 nvgTransformPoint(&vals[i+1],&vals[i+2], state->xform, vals[i+1],vals[i+2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1205 i += 3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1206 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1207 case NVG_LINETO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1208 nvgTransformPoint(&vals[i+1],&vals[i+2], state->xform, vals[i+1],vals[i+2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1209 i += 3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1210 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1211 case NVG_BEZIERTO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1212 nvgTransformPoint(&vals[i+1],&vals[i+2], state->xform, vals[i+1],vals[i+2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1213 nvgTransformPoint(&vals[i+3],&vals[i+4], state->xform, vals[i+3],vals[i+4]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1214 nvgTransformPoint(&vals[i+5],&vals[i+6], state->xform, vals[i+5],vals[i+6]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1215 i += 7;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1216 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1217 case NVG_CLOSE:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1218 i++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1219 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1220 case NVG_WINDING:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1221 i += 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1222 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1223 default:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1224 i++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1225 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1226 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1227
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1228 memcpy(&ctx->commands[ctx->ncommands], vals, nvals*sizeof(float));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1229
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1230 ctx->ncommands += nvals;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1231 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1232
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1233
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1234 static void nvg__clearPathCache(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1235 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1236 ctx->cache->npoints = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1237 ctx->cache->npaths = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1238 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1239
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1240 static NVGpath* nvg__lastPath(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1241 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1242 if (ctx->cache->npaths > 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1243 return &ctx->cache->paths[ctx->cache->npaths-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1244 return NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1245 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1246
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1247 static void nvg__addPath(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1248 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1249 NVGpath* path;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1250 if (ctx->cache->npaths+1 > ctx->cache->cpaths) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1251 NVGpath* paths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1252 int cpaths = ctx->cache->npaths+1 + ctx->cache->cpaths/2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1253 paths = (NVGpath)realloc(ctx->cache->paths, sizeof(NVGpath)cpaths);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1254 if (paths == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1255 ctx->cache->paths = paths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1256 ctx->cache->cpaths = cpaths;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1257 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1258 path = &ctx->cache->paths[ctx->cache->npaths];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1259 memset(path, 0, sizeof(*path));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1260 path->first = ctx->cache->npoints;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1261 path->winding = NVG_CCW;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1262
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1263 ctx->cache->npaths++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1264 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1265
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1266 static NVGpoint* nvg__lastPoint(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1267 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1268 if (ctx->cache->npoints > 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1269 return &ctx->cache->points[ctx->cache->npoints-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1270 return NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1271 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1272
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1273 static void nvg__addPoint(NVGcontext* ctx, float x, float y, int flags)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1274 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1275 NVGpath* path = nvg__lastPath(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1276 NVGpoint* pt;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1277 if (path == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1278
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1279 if (path->count > 0 && ctx->cache->npoints > 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1280 pt = nvg__lastPoint(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1281 if (nvg__ptEquals(pt->x,pt->y, x,y, ctx->distTol)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1282 pt->flags \|= flags;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1283 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1284 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1285 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1286
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1287 if (ctx->cache->npoints+1 > ctx->cache->cpoints) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1288 NVGpoint* points;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1289 int cpoints = ctx->cache->npoints+1 + ctx->cache->cpoints/2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1290 points = (NVGpoint)realloc(ctx->cache->points, sizeof(NVGpoint)cpoints);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1291 if (points == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1292 ctx->cache->points = points;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1293 ctx->cache->cpoints = cpoints;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1294 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1295
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1296 pt = &ctx->cache->points[ctx->cache->npoints];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1297 memset(pt, 0, sizeof(*pt));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1298 pt->x = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1299 pt->y = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1300 pt->flags = (unsigned char)flags;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1301
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1302 ctx->cache->npoints++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1303 path->count++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1304 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1305
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1306 static void nvg__closePath(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1307 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1308 NVGpath* path = nvg__lastPath(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1309 if (path == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1310 path->closed = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1311 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1312
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1313 static void nvg__pathWinding(NVGcontext* ctx, int winding)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1314 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1315 NVGpath* path = nvg__lastPath(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1316 if (path == NULL) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1317 path->winding = winding;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1318 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1319
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1320 static float nvg__getAverageScale(float *t)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1321 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1322 float sx = sqrtf(t[0]t[0] + t[2]t[2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1323 float sy = sqrtf(t[1]t[1] + t[3]t[3]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1324 return (sx + sy) * 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1325 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1326
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1327 static NVGvertex* nvg__allocTempVerts(NVGcontext* ctx, int nverts)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1328 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1329 if (nverts > ctx->cache->cverts) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1330 NVGvertex* verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1331 int cverts = (nverts + 0xff) & ~0xff; // Round up to prevent allocations when things change just slightly.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1332 verts = (NVGvertex)realloc(ctx->cache->verts, sizeof(NVGvertex)cverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1333 if (verts == NULL) return NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1334 ctx->cache->verts = verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1335 ctx->cache->cverts = cverts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1336 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1337
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1338 return ctx->cache->verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1339 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1340
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1341 static float nvg__triarea2(float ax, float ay, float bx, float by, float cx, float cy)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1342 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1343 float abx = bx - ax;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1344 float aby = by - ay;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1345 float acx = cx - ax;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1346 float acy = cy - ay;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1347 return acxaby - abxacy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1348 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1349
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1350 static float nvg__polyArea(NVGpoint* pts, int npts)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1351 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1352 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1353 float area = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1354 for (i = 2; i < npts; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1355 NVGpoint* a = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1356 NVGpoint* b = &pts[i-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1357 NVGpoint* c = &pts[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1358 area += nvg__triarea2(a->x,a->y, b->x,b->y, c->x,c->y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1359 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1360 return area * 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1361 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1362
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1363 static void nvg__polyReverse(NVGpoint* pts, int npts)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1364 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1365 NVGpoint tmp;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1366 int i = 0, j = npts-1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1367 while (i < j) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1368 tmp = pts[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1369 pts[i] = pts[j];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1370 pts[j] = tmp;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1371 i++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1372 j--;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1373 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1374 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1375
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1376
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1377 static void nvg__vset(NVGvertex* vtx, float x, float y, float u, float v)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1378 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1379 vtx->x = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1380 vtx->y = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1381 vtx->u = u;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1382 vtx->v = v;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1383 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1384
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1385 static void nvg__tesselateBezier(NVGcontext* ctx,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1386 float x1, float y1, float x2, float y2,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1387 float x3, float y3, float x4, float y4,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1388 int level, int type)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1389 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1390 float x12,y12,x23,y23,x34,y34,x123,y123,x234,y234,x1234,y1234;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1391 float dx,dy,d2,d3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1392
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1393 if (level > 10) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1394
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1395 x12 = (x1+x2)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1396 y12 = (y1+y2)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1397 x23 = (x2+x3)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1398 y23 = (y2+y3)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1399 x34 = (x3+x4)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1400 y34 = (y3+y4)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1401 x123 = (x12+x23)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1402 y123 = (y12+y23)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1403
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1404 dx = x4 - x1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1405 dy = y4 - y1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1406 d2 = nvg__absf(((x2 - x4) * dy - (y2 - y4) * dx));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1407 d3 = nvg__absf(((x3 - x4) * dy - (y3 - y4) * dx));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1408
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1409 if ((d2 + d3)(d2 + d3) < ctx->tessTol (dxdx + dydy)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1410 nvg__addPoint(ctx, x4, y4, type);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1411 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1412 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1413
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1414 /* if (nvg__absf(x1+x3-x2-x2) + nvg__absf(y1+y3-y2-y2) + nvg__absf(x2+x4-x3-x3) + nvg__absf(y2+y4-y3-y3) < ctx->tessTol) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1415 nvg__addPoint(ctx, x4, y4, type);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1416 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1417 }*/
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1418
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1419 x234 = (x23+x34)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1420 y234 = (y23+y34)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1421 x1234 = (x123+x234)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1422 y1234 = (y123+y234)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1423
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1424 nvg__tesselateBezier(ctx, x1,y1, x12,y12, x123,y123, x1234,y1234, level+1, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1425 nvg__tesselateBezier(ctx, x1234,y1234, x234,y234, x34,y34, x4,y4, level+1, type);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1426 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1427
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1428 static void nvg__flattenPaths(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1429 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1430 NVGpathCache* cache = ctx->cache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1431 // NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1432 NVGpoint* last;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1433 NVGpoint* p0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1434 NVGpoint* p1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1435 NVGpoint* pts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1436 NVGpath* path;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1437 int i, j;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1438 float* cp1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1439 float* cp2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1440 float* p;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1441 float area;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1442
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1443 if (cache->npaths > 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1444 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1445
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1446 // Flatten
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1447 i = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1448 while (i < ctx->ncommands) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1449 int cmd = (int)ctx->commands[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1450 switch (cmd) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1451 case NVG_MOVETO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1452 nvg__addPath(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1453 p = &ctx->commands[i+1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1454 nvg__addPoint(ctx, p[0], p[1], NVG_PT_CORNER);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1455 i += 3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1456 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1457 case NVG_LINETO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1458 p = &ctx->commands[i+1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1459 nvg__addPoint(ctx, p[0], p[1], NVG_PT_CORNER);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1460 i += 3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1461 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1462 case NVG_BEZIERTO:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1463 last = nvg__lastPoint(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1464 if (last != NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1465 cp1 = &ctx->commands[i+1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1466 cp2 = &ctx->commands[i+3];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1467 p = &ctx->commands[i+5];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1468 nvg__tesselateBezier(ctx, last->x,last->y, cp1[0],cp1[1], cp2[0],cp2[1], p[0],p[1], 0, NVG_PT_CORNER);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1469 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1470 i += 7;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1471 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1472 case NVG_CLOSE:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1473 nvg__closePath(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1474 i++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1475 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1476 case NVG_WINDING:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1477 nvg__pathWinding(ctx, (int)ctx->commands[i+1]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1478 i += 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1479 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1480 default:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1481 i++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1482 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1483 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1484
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1485 cache->bounds[0] = cache->bounds[1] = 1e6f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1486 cache->bounds[2] = cache->bounds[3] = -1e6f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1487
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1488 // Calculate the direction and length of line segments.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1489 for (j = 0; j < cache->npaths; j++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1490 path = &cache->paths[j];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1491 pts = &cache->points[path->first];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1492
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1493 // If the first and last points are the same, remove the last, mark as closed path.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1494 p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1495 p1 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1496 if (nvg__ptEquals(p0->x,p0->y, p1->x,p1->y, ctx->distTol)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1497 path->count--;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1498 p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1499 path->closed = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1500 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1501
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1502 // Enforce winding.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1503 if (path->count > 2) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1504 area = nvg__polyArea(pts, path->count);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1505 if (path->winding == NVG_CCW && area < 0.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1506 nvg__polyReverse(pts, path->count);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1507 if (path->winding == NVG_CW && area > 0.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1508 nvg__polyReverse(pts, path->count);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1509 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1510
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1511 for(i = 0; i < path->count; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1512 // Calculate segment direction and length
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1513 p0->dx = p1->x - p0->x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1514 p0->dy = p1->y - p0->y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1515 p0->len = nvg__normalize(&p0->dx, &p0->dy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1516 // Update bounds
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1517 cache->bounds[0] = nvg__minf(cache->bounds[0], p0->x);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1518 cache->bounds[1] = nvg__minf(cache->bounds[1], p0->y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1519 cache->bounds[2] = nvg__maxf(cache->bounds[2], p0->x);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1520 cache->bounds[3] = nvg__maxf(cache->bounds[3], p0->y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1521 // Advance
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1522 p0 = p1++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1523 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1524 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1525 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1526
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1527 static int nvg__curveDivs(float r, float arc, float tol)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1528 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1529 float da = acosf(r / (r + tol)) * 2.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1530 return nvg__maxi(2, (int)ceilf(arc / da));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1531 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1532
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1533 static void nvg__chooseBevel(int bevel, NVGpoint* p0, NVGpoint* p1, float w,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1534 float* x0, float* y0, float* x1, float* y1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1535 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1536 if (bevel) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1537 x0 = p1->x + p0->dy w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1538 y0 = p1->y - p0->dx w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1539 x1 = p1->x + p1->dy w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1540 y1 = p1->y - p1->dx w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1541 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1542 x0 = p1->x + p1->dmx w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1543 y0 = p1->y + p1->dmy w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1544 x1 = p1->x + p1->dmx w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1545 y1 = p1->y + p1->dmy w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1546 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1547 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1548
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1549 static NVGvertex* nvg__roundJoin(NVGvertex* dst, NVGpoint* p0, NVGpoint* p1,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1550 float lw, float rw, float lu, float ru, int ncap,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1551 float fringe)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1552 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1553 int i, n;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1554 float dlx0 = p0->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1555 float dly0 = -p0->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1556 float dlx1 = p1->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1557 float dly1 = -p1->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1558 NVG_NOTUSED(fringe);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1559
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1560 if (p1->flags & NVG_PT_LEFT) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1561 float lx0,ly0,lx1,ly1,a0,a1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1562 nvg__chooseBevel(p1->flags & NVG_PR_INNERBEVEL, p0, p1, lw, &lx0,&ly0, &lx1,&ly1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1563 a0 = atan2f(-dly0, -dlx0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1564 a1 = atan2f(-dly1, -dlx1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1565 if (a1 > a0) a1 -= NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1566
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1567 nvg__vset(dst, lx0, ly0, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1568 nvg__vset(dst, p1->x - dlx0rw, p1->y - dly0rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1569
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1570 n = nvg__clampi((int)ceilf(((a0 - a1) / NVG_PI) * ncap), 2, ncap);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1571 for (i = 0; i < n; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1572 float u = i/(float)(n-1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1573 float a = a0 + u*(a1-a0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1574 float rx = p1->x + cosf(a) * rw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1575 float ry = p1->y + sinf(a) * rw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1576 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1577 nvg__vset(dst, rx, ry, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1578 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1579
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1580 nvg__vset(dst, lx1, ly1, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1581 nvg__vset(dst, p1->x - dlx1rw, p1->y - dly1rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1582
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1583 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1584 float rx0,ry0,rx1,ry1,a0,a1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1585 nvg__chooseBevel(p1->flags & NVG_PR_INNERBEVEL, p0, p1, -rw, &rx0,&ry0, &rx1,&ry1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1586 a0 = atan2f(dly0, dlx0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1587 a1 = atan2f(dly1, dlx1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1588 if (a1 < a0) a1 += NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1589
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1590 nvg__vset(dst, p1->x + dlx0rw, p1->y + dly0rw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1591 nvg__vset(dst, rx0, ry0, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1592
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1593 n = nvg__clampi((int)ceilf(((a1 - a0) / NVG_PI) * ncap), 2, ncap);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1594 for (i = 0; i < n; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1595 float u = i/(float)(n-1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1596 float a = a0 + u*(a1-a0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1597 float lx = p1->x + cosf(a) * lw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1598 float ly = p1->y + sinf(a) * lw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1599 nvg__vset(dst, lx, ly, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1600 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1601 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1602
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1603 nvg__vset(dst, p1->x + dlx1rw, p1->y + dly1rw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1604 nvg__vset(dst, rx1, ry1, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1605
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1606 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1607 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1608 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1609
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1610 static NVGvertex* nvg__bevelJoin(NVGvertex* dst, NVGpoint* p0, NVGpoint* p1,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1611 float lw, float rw, float lu, float ru, float fringe)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1612 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1613 float rx0,ry0,rx1,ry1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1614 float lx0,ly0,lx1,ly1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1615 float dlx0 = p0->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1616 float dly0 = -p0->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1617 float dlx1 = p1->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1618 float dly1 = -p1->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1619 NVG_NOTUSED(fringe);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1620
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1621 if (p1->flags & NVG_PT_LEFT) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1622 nvg__chooseBevel(p1->flags & NVG_PR_INNERBEVEL, p0, p1, lw, &lx0,&ly0, &lx1,&ly1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1623
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1624 nvg__vset(dst, lx0, ly0, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1625 nvg__vset(dst, p1->x - dlx0rw, p1->y - dly0rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1626
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1627 if (p1->flags & NVG_PT_BEVEL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1628 nvg__vset(dst, lx0, ly0, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1629 nvg__vset(dst, p1->x - dlx0rw, p1->y - dly0rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1630
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1631 nvg__vset(dst, lx1, ly1, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1632 nvg__vset(dst, p1->x - dlx1rw, p1->y - dly1rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1633 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1634 rx0 = p1->x - p1->dmx * rw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1635 ry0 = p1->y - p1->dmy * rw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1636
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1637 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1638 nvg__vset(dst, p1->x - dlx0rw, p1->y - dly0rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1639
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1640 nvg__vset(dst, rx0, ry0, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1641 nvg__vset(dst, rx0, ry0, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1642
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1643 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1644 nvg__vset(dst, p1->x - dlx1rw, p1->y - dly1rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1645 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1646
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1647 nvg__vset(dst, lx1, ly1, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1648 nvg__vset(dst, p1->x - dlx1rw, p1->y - dly1rw, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1649
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1650 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1651 nvg__chooseBevel(p1->flags & NVG_PR_INNERBEVEL, p0, p1, -rw, &rx0,&ry0, &rx1,&ry1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1652
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1653 nvg__vset(dst, p1->x + dlx0lw, p1->y + dly0lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1654 nvg__vset(dst, rx0, ry0, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1655
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1656 if (p1->flags & NVG_PT_BEVEL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1657 nvg__vset(dst, p1->x + dlx0lw, p1->y + dly0lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1658 nvg__vset(dst, rx0, ry0, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1659
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1660 nvg__vset(dst, p1->x + dlx1lw, p1->y + dly1lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1661 nvg__vset(dst, rx1, ry1, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1662 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1663 lx0 = p1->x + p1->dmx * lw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1664 ly0 = p1->y + p1->dmy * lw;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1665
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1666 nvg__vset(dst, p1->x + dlx0lw, p1->y + dly0lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1667 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1668
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1669 nvg__vset(dst, lx0, ly0, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1670 nvg__vset(dst, lx0, ly0, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1671
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1672 nvg__vset(dst, p1->x + dlx1lw, p1->y + dly1lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1673 nvg__vset(dst, p1->x, p1->y, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1674 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1675
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1676 nvg__vset(dst, p1->x + dlx1lw, p1->y + dly1lw, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1677 nvg__vset(dst, rx1, ry1, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1678 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1679
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1680 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1681 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1682
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1683 static NVGvertex* nvg__buttCapStart(NVGvertex* dst, NVGpoint* p,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1684 float dx, float dy, float w, float d,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1685 float aa, float u0, float u1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1686 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1687 float px = p->x - dx*d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1688 float py = p->y - dy*d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1689 float dlx = dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1690 float dly = -dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1691 nvg__vset(dst, px + dlxw - dxaa, py + dlyw - dyaa, u0,0); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1692 nvg__vset(dst, px - dlxw - dxaa, py - dlyw - dyaa, u1,0); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1693 nvg__vset(dst, px + dlxw, py + dlyw, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1694 nvg__vset(dst, px - dlxw, py - dlyw, u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1695 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1696 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1697
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1698 static NVGvertex* nvg__buttCapEnd(NVGvertex* dst, NVGpoint* p,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1699 float dx, float dy, float w, float d,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1700 float aa, float u0, float u1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1701 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1702 float px = p->x + dx*d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1703 float py = p->y + dy*d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1704 float dlx = dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1705 float dly = -dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1706 nvg__vset(dst, px + dlxw, py + dlyw, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1707 nvg__vset(dst, px - dlxw, py - dlyw, u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1708 nvg__vset(dst, px + dlxw + dxaa, py + dlyw + dyaa, u0,0); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1709 nvg__vset(dst, px - dlxw + dxaa, py - dlyw + dyaa, u1,0); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1710 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1711 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1712
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1713
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1714 static NVGvertex* nvg__roundCapStart(NVGvertex* dst, NVGpoint* p,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1715 float dx, float dy, float w, int ncap,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1716 float aa, float u0, float u1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1717 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1718 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1719 float px = p->x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1720 float py = p->y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1721 float dlx = dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1722 float dly = -dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1723 NVG_NOTUSED(aa);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1724 for (i = 0; i < ncap; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1725 float a = i/(float)(ncap-1)*NVG_PI;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1726 float ax = cosf(a) * w, ay = sinf(a) * w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1727 nvg__vset(dst, px - dlxax - dxay, py - dlyax - dyay, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1728 nvg__vset(dst, px, py, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1729 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1730 nvg__vset(dst, px + dlxw, py + dlyw, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1731 nvg__vset(dst, px - dlxw, py - dlyw, u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1732 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1733 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1734
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1735 static NVGvertex* nvg__roundCapEnd(NVGvertex* dst, NVGpoint* p,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1736 float dx, float dy, float w, int ncap,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1737 float aa, float u0, float u1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1738 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1739 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1740 float px = p->x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1741 float py = p->y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1742 float dlx = dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1743 float dly = -dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1744 NVG_NOTUSED(aa);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1745 nvg__vset(dst, px + dlxw, py + dlyw, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1746 nvg__vset(dst, px - dlxw, py - dlyw, u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1747 for (i = 0; i < ncap; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1748 float a = i/(float)(ncap-1)*NVG_PI;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1749 float ax = cosf(a) * w, ay = sinf(a) * w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1750 nvg__vset(dst, px, py, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1751 nvg__vset(dst, px - dlxax + dxay, py - dlyax + dyay, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1752 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1753 return dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1754 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1755
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1756
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1757 static void nvg__calculateJoins(NVGcontext* ctx, float w, int lineJoin, float miterLimit)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1758 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1759 NVGpathCache* cache = ctx->cache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1760 int i, j;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1761 float iw = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1762
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1763 if (w > 0.0f) iw = 1.0f / w;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1764
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1765 // Calculate which joins needs extra vertices to append, and gather vertex count.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1766 for (i = 0; i < cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1767 NVGpath* path = &cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1768 NVGpoint* pts = &cache->points[path->first];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1769 NVGpoint* p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1770 NVGpoint* p1 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1771 int nleft = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1772
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1773 path->nbevel = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1774
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1775 for (j = 0; j < path->count; j++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1776 float dlx0, dly0, dlx1, dly1, dmr2, cross, limit;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1777 dlx0 = p0->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1778 dly0 = -p0->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1779 dlx1 = p1->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1780 dly1 = -p1->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1781 // Calculate extrusions
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1782 p1->dmx = (dlx0 + dlx1) * 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1783 p1->dmy = (dly0 + dly1) * 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1784 dmr2 = p1->dmxp1->dmx + p1->dmyp1->dmy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1785 if (dmr2 > 0.000001f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1786 float scale = 1.0f / dmr2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1787 if (scale > 600.0f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1788 scale = 600.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1789 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1790 p1->dmx *= scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1791 p1->dmy *= scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1792 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1793
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1794 // Clear flags, but keep the corner.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1795 p1->flags = (p1->flags & NVG_PT_CORNER) ? NVG_PT_CORNER : 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1796
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1797 // Keep track of left turns.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1798 cross = p1->dx * p0->dy - p0->dx * p1->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1799 if (cross > 0.0f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1800 nleft++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1801 p1->flags \|= NVG_PT_LEFT;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1802 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1803
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1804 // Calculate if we should use bevel or miter for inner join.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1805 limit = nvg__maxf(1.01f, nvg__minf(p0->len, p1->len) * iw);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1806 if ((dmr2 * limit*limit) < 1.0f)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1807 p1->flags \|= NVG_PR_INNERBEVEL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1808
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1809 // Check to see if the corner needs to be beveled.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1810 if (p1->flags & NVG_PT_CORNER) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1811 if ((dmr2 * miterLimit*miterLimit) < 1.0f \|\| lineJoin == NVG_BEVEL \|\| lineJoin == NVG_ROUND) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1812 p1->flags \|= NVG_PT_BEVEL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1813 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1814 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1815
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1816 if ((p1->flags & (NVG_PT_BEVEL \| NVG_PR_INNERBEVEL)) != 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1817 path->nbevel++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1818
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1819 p0 = p1++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1820 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1821
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1822 path->convex = (nleft == path->count) ? 1 : 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1823 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1824 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1825
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1826
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1827 static int nvg__expandStroke(NVGcontext* ctx, float w, float fringe, int lineCap, int lineJoin, float miterLimit)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1828 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1829 NVGpathCache* cache = ctx->cache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1830 NVGvertex* verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1831 NVGvertex* dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1832 int cverts, i, j;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1833 float aa = fringe;//ctx->fringeWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1834 float u0 = 0.0f, u1 = 1.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1835 int ncap = nvg__curveDivs(w, NVG_PI, ctx->tessTol); // Calculate divisions per half circle.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1836
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1837 w += aa * 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1838
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1839 // Disable the gradient used for antialiasing when antialiasing is not used.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1840 if (aa == 0.0f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1841 u0 = 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1842 u1 = 0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1843 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1844
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1845 nvg__calculateJoins(ctx, w, lineJoin, miterLimit);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1846
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1847 // Calculate max vertex usage.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1848 cverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1849 for (i = 0; i < cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1850 NVGpath* path = &cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1851 int loop = (path->closed == 0) ? 0 : 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1852 if (lineJoin == NVG_ROUND)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1853 cverts += (path->count + path->nbevel(ncap+2) + 1) 2; // plus one for loop
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1854 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1855 cverts += (path->count + path->nbevel5 + 1) 2; // plus one for loop
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1856 if (loop == 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1857 // space for caps
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1858 if (lineCap == NVG_ROUND) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1859 cverts += (ncap2 + 2)2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1860 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1861 cverts += (3+3)*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1862 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1863 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1864 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1865
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1866 verts = nvg__allocTempVerts(ctx, cverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1867 if (verts == NULL) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1868
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1869 for (i = 0; i < cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1870 NVGpath* path = &cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1871 NVGpoint* pts = &cache->points[path->first];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1872 NVGpoint* p0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1873 NVGpoint* p1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1874 int s, e, loop;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1875 float dx, dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1876
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1877 path->fill = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1878 path->nfill = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1879
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1880 // Calculate fringe or stroke
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1881 loop = (path->closed == 0) ? 0 : 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1882 dst = verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1883 path->stroke = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1884
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1885 if (loop) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1886 // Looping
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1887 p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1888 p1 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1889 s = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1890 e = path->count;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1891 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1892 // Add cap
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1893 p0 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1894 p1 = &pts[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1895 s = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1896 e = path->count-1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1897 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1898
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1899 if (loop == 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1900 // Add cap
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1901 dx = p1->x - p0->x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1902 dy = p1->y - p0->y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1903 nvg__normalize(&dx, &dy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1904 if (lineCap == NVG_BUTT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1905 dst = nvg__buttCapStart(dst, p0, dx, dy, w, -aa*0.5f, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1906 else if (lineCap == NVG_BUTT \|\| lineCap == NVG_SQUARE)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1907 dst = nvg__buttCapStart(dst, p0, dx, dy, w, w-aa, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1908 else if (lineCap == NVG_ROUND)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1909 dst = nvg__roundCapStart(dst, p0, dx, dy, w, ncap, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1910 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1911
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1912 for (j = s; j < e; ++j) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1913 if ((p1->flags & (NVG_PT_BEVEL \| NVG_PR_INNERBEVEL)) != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1914 if (lineJoin == NVG_ROUND) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1915 dst = nvg__roundJoin(dst, p0, p1, w, w, u0, u1, ncap, aa);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1916 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1917 dst = nvg__bevelJoin(dst, p0, p1, w, w, u0, u1, aa);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1918 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1919 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1920 nvg__vset(dst, p1->x + (p1->dmx * w), p1->y + (p1->dmy * w), u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1921 nvg__vset(dst, p1->x - (p1->dmx * w), p1->y - (p1->dmy * w), u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1922 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1923 p0 = p1++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1924 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1925
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1926 if (loop) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1927 // Loop it
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1928 nvg__vset(dst, verts[0].x, verts[0].y, u0,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1929 nvg__vset(dst, verts[1].x, verts[1].y, u1,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1930 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1931 // Add cap
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1932 dx = p1->x - p0->x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1933 dy = p1->y - p0->y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1934 nvg__normalize(&dx, &dy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1935 if (lineCap == NVG_BUTT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1936 dst = nvg__buttCapEnd(dst, p1, dx, dy, w, -aa*0.5f, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1937 else if (lineCap == NVG_BUTT \|\| lineCap == NVG_SQUARE)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1938 dst = nvg__buttCapEnd(dst, p1, dx, dy, w, w-aa, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1939 else if (lineCap == NVG_ROUND)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1940 dst = nvg__roundCapEnd(dst, p1, dx, dy, w, ncap, aa, u0, u1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1941 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1942
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1943 path->nstroke = (int)(dst - verts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1944
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1945 verts = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1946 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1947
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1948 return 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1949 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1950
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1951 static int nvg__expandFill(NVGcontext* ctx, float w, int lineJoin, float miterLimit)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1952 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1953 NVGpathCache* cache = ctx->cache;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1954 NVGvertex* verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1955 NVGvertex* dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1956 int cverts, convex, i, j;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1957 float aa = ctx->fringeWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1958 int fringe = w > 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1959
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1960 nvg__calculateJoins(ctx, w, lineJoin, miterLimit);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1961
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1962 // Calculate max vertex usage.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1963 cverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1964 for (i = 0; i < cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1965 NVGpath* path = &cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1966 cverts += path->count + path->nbevel + 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1967 if (fringe)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1968 cverts += (path->count + path->nbevel5 + 1) 2; // plus one for loop
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1969 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1970
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1971 verts = nvg__allocTempVerts(ctx, cverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1972 if (verts == NULL) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1973
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1974 convex = cache->npaths == 1 && cache->paths[0].convex;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1975
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1976 for (i = 0; i < cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1977 NVGpath* path = &cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1978 NVGpoint* pts = &cache->points[path->first];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1979 NVGpoint* p0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1980 NVGpoint* p1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1981 float rw, lw, woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1982 float ru, lu;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1983
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1984 // Calculate shape vertices.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1985 woff = 0.5f*aa;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1986 dst = verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1987 path->fill = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1988
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1989 if (fringe) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1990 // Looping
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1991 p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1992 p1 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1993 for (j = 0; j < path->count; ++j) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1994 if (p1->flags & NVG_PT_BEVEL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1995 float dlx0 = p0->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1996 float dly0 = -p0->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1997 float dlx1 = p1->dy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1998 float dly1 = -p1->dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1999 if (p1->flags & NVG_PT_LEFT) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2000 float lx = p1->x + p1->dmx * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2001 float ly = p1->y + p1->dmy * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2002 nvg__vset(dst, lx, ly, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2003 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2004 float lx0 = p1->x + dlx0 * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2005 float ly0 = p1->y + dly0 * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2006 float lx1 = p1->x + dlx1 * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2007 float ly1 = p1->y + dly1 * woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2008 nvg__vset(dst, lx0, ly0, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2009 nvg__vset(dst, lx1, ly1, 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2010 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2011 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2012 nvg__vset(dst, p1->x + (p1->dmx * woff), p1->y + (p1->dmy * woff), 0.5f,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2013 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2014 p0 = p1++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2015 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2016 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2017 for (j = 0; j < path->count; ++j) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2018 nvg__vset(dst, pts[j].x, pts[j].y, 0.5f,1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2019 dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2020 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2021 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2022
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2023 path->nfill = (int)(dst - verts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2024 verts = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2025
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2026 // Calculate fringe
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2027 if (fringe) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2028 lw = w + woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2029 rw = w - woff;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2030 lu = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2031 ru = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2032 dst = verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2033 path->stroke = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2034
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2035 // Create only half a fringe for convex shapes so that
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2036 // the shape can be rendered without stenciling.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2037 if (convex) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2038 lw = woff; // This should generate the same vertex as fill inset above.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2039 lu = 0.5f; // Set outline fade at middle.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2040 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2041
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2042 // Looping
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2043 p0 = &pts[path->count-1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2044 p1 = &pts[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2045
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2046 for (j = 0; j < path->count; ++j) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2047 if ((p1->flags & (NVG_PT_BEVEL \| NVG_PR_INNERBEVEL)) != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2048 dst = nvg__bevelJoin(dst, p0, p1, lw, rw, lu, ru, ctx->fringeWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2049 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2050 nvg__vset(dst, p1->x + (p1->dmx * lw), p1->y + (p1->dmy * lw), lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2051 nvg__vset(dst, p1->x - (p1->dmx * rw), p1->y - (p1->dmy * rw), ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2052 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2053 p0 = p1++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2054 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2055
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2056 // Loop it
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2057 nvg__vset(dst, verts[0].x, verts[0].y, lu,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2058 nvg__vset(dst, verts[1].x, verts[1].y, ru,1); dst++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2059
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2060 path->nstroke = (int)(dst - verts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2061 verts = dst;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2062 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2063 path->stroke = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2064 path->nstroke = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2065 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2066 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2067
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2068 return 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2069 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2070
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2071
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2072 // Draw
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2073 void nvgBeginPath(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2074 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2075 ctx->ncommands = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2076 nvg__clearPathCache(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2077 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2078
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2079 void nvgMoveTo(NVGcontext* ctx, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2080 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2081 float vals[] = { NVG_MOVETO, x, y };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2082 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2083 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2084
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2085 void nvgLineTo(NVGcontext* ctx, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2086 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2087 float vals[] = { NVG_LINETO, x, y };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2088 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2089 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2090
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2091 void nvgBezierTo(NVGcontext* ctx, float c1x, float c1y, float c2x, float c2y, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2092 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2093 float vals[] = { NVG_BEZIERTO, c1x, c1y, c2x, c2y, x, y };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2094 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2095 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2096
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2097 void nvgQuadTo(NVGcontext* ctx, float cx, float cy, float x, float y)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2098 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2099 float x0 = ctx->commandx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2100 float y0 = ctx->commandy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2101 float vals[] = { NVG_BEZIERTO,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2102 x0 + 2.0f/3.0f(cx - x0), y0 + 2.0f/3.0f(cy - y0),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2103 x + 2.0f/3.0f(cx - x), y + 2.0f/3.0f(cy - y),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2104 x, y };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2105 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2106 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2107
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2108 void nvgArcTo(NVGcontext* ctx, float x1, float y1, float x2, float y2, float radius)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2109 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2110 float x0 = ctx->commandx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2111 float y0 = ctx->commandy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2112 float dx0,dy0, dx1,dy1, a, d, cx,cy, a0,a1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2113 int dir;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2114
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2115 if (ctx->ncommands == 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2116 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2117 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2118
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2119 // Handle degenerate cases.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2120 if (nvg__ptEquals(x0,y0, x1,y1, ctx->distTol) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2121 nvg__ptEquals(x1,y1, x2,y2, ctx->distTol) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2122 nvg__distPtSeg(x1,y1, x0,y0, x2,y2) < ctx->distTol*ctx->distTol \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2123 radius < ctx->distTol) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2124 nvgLineTo(ctx, x1,y1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2125 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2126 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2127
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2128 // Calculate tangential circle to lines (x0,y0)-(x1,y1) and (x1,y1)-(x2,y2).
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2129 dx0 = x0-x1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2130 dy0 = y0-y1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2131 dx1 = x2-x1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2132 dy1 = y2-y1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2133 nvg__normalize(&dx0,&dy0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2134 nvg__normalize(&dx1,&dy1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2135 a = nvg__acosf(dx0dx1 + dy0dy1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2136 d = radius / nvg__tanf(a/2.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2137
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2138 // printf("a=%f° d=%f\n", a/NVG_PI*180.0f, d);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2139
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2140 if (d > 10000.0f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2141 nvgLineTo(ctx, x1,y1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2142 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2143 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2144
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2145 if (nvg__cross(dx0,dy0, dx1,dy1) > 0.0f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2146 cx = x1 + dx0d + dy0radius;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2147 cy = y1 + dy0d + -dx0radius;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2148 a0 = nvg__atan2f(dx0, -dy0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2149 a1 = nvg__atan2f(-dx1, dy1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2150 dir = NVG_CW;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2151 // printf("CW c=(%f, %f) a0=%f° a1=%f°\n", cx, cy, a0/NVG_PI180.0f, a1/NVG_PI180.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2152 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2153 cx = x1 + dx0d + -dy0radius;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2154 cy = y1 + dy0d + dx0radius;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2155 a0 = nvg__atan2f(-dx0, dy0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2156 a1 = nvg__atan2f(dx1, -dy1);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2157 dir = NVG_CCW;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2158 // printf("CCW c=(%f, %f) a0=%f° a1=%f°\n", cx, cy, a0/NVG_PI180.0f, a1/NVG_PI180.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2159 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2160
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2161 nvgArc(ctx, cx, cy, radius, a0, a1, dir);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2162 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2163
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2164 void nvgClosePath(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2165 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2166 float vals[] = { NVG_CLOSE };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2167 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2168 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2169
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2170 void nvgPathWinding(NVGcontext* ctx, int dir)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2171 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2172 float vals[] = { NVG_WINDING, (float)dir };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2173 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2174 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2175
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2176 void nvgArc(NVGcontext* ctx, float cx, float cy, float r, float a0, float a1, int dir)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2177 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2178 float a = 0, da = 0, hda = 0, kappa = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2179 float dx = 0, dy = 0, x = 0, y = 0, tanx = 0, tany = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2180 float px = 0, py = 0, ptanx = 0, ptany = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2181 float vals[3 + 5*7 + 100];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2182 int i, ndivs, nvals;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2183 int move = ctx->ncommands > 0 ? NVG_LINETO : NVG_MOVETO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2184
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2185 // Clamp angles
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2186 da = a1 - a0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2187 if (dir == NVG_CW) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2188 if (nvg__absf(da) >= NVG_PI*2) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2189 da = NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2190 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2191 while (da < 0.0f) da += NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2192 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2193 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2194 if (nvg__absf(da) >= NVG_PI*2) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2195 da = -NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2196 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2197 while (da > 0.0f) da -= NVG_PI*2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2198 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2199 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2200
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2201 // Split arc into max 90 degree segments.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2202 ndivs = nvg__maxi(1, nvg__mini((int)(nvg__absf(da) / (NVG_PI*0.5f) + 0.5f), 5));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2203 hda = (da / (float)ndivs) / 2.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2204 kappa = nvg__absf(4.0f / 3.0f * (1.0f - nvg__cosf(hda)) / nvg__sinf(hda));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2205
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2206 if (dir == NVG_CCW)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2207 kappa = -kappa;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2208
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2209 nvals = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2210 for (i = 0; i <= ndivs; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2211 a = a0 + da * (i/(float)ndivs);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2212 dx = nvg__cosf(a);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2213 dy = nvg__sinf(a);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2214 x = cx + dx*r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2215 y = cy + dy*r;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2216 tanx = -dyrkappa;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2217 tany = dxrkappa;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2218
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2219 if (i == 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2220 vals[nvals++] = (float)move;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2221 vals[nvals++] = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2222 vals[nvals++] = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2223 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2224 vals[nvals++] = NVG_BEZIERTO;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2225 vals[nvals++] = px+ptanx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2226 vals[nvals++] = py+ptany;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2227 vals[nvals++] = x-tanx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2228 vals[nvals++] = y-tany;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2229 vals[nvals++] = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2230 vals[nvals++] = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2231 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2232 px = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2233 py = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2234 ptanx = tanx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2235 ptany = tany;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2236 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2237
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2238 nvg__appendCommands(ctx, vals, nvals);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2239 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2240
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2241 void nvgRect(NVGcontext* ctx, float x, float y, float w, float h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2242 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2243 float vals[] = {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2244 NVG_MOVETO, x,y,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2245 NVG_LINETO, x,y+h,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2246 NVG_LINETO, x+w,y+h,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2247 NVG_LINETO, x+w,y,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2248 NVG_CLOSE
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2249 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2250 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2251 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2252
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2253 void nvgRoundedRect(NVGcontext* ctx, float x, float y, float w, float h, float r)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2254 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2255 nvgRoundedRectVarying(ctx, x, y, w, h, r, r, r, r);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2256 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2257
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2258 void nvgRoundedRectVarying(NVGcontext* ctx, float x, float y, float w, float h, float radTopLeft, float radTopRight, float radBottomRight, float radBottomLeft)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2259 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2260 if(radTopLeft < 0.1f && radTopRight < 0.1f && radBottomRight < 0.1f && radBottomLeft < 0.1f) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2261 nvgRect(ctx, x, y, w, h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2262 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2263 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2264 float halfw = nvg__absf(w)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2265 float halfh = nvg__absf(h)*0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2266 float rxBL = nvg__minf(radBottomLeft, halfw) * nvg__signf(w), ryBL = nvg__minf(radBottomLeft, halfh) * nvg__signf(h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2267 float rxBR = nvg__minf(radBottomRight, halfw) * nvg__signf(w), ryBR = nvg__minf(radBottomRight, halfh) * nvg__signf(h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2268 float rxTR = nvg__minf(radTopRight, halfw) * nvg__signf(w), ryTR = nvg__minf(radTopRight, halfh) * nvg__signf(h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2269 float rxTL = nvg__minf(radTopLeft, halfw) * nvg__signf(w), ryTL = nvg__minf(radTopLeft, halfh) * nvg__signf(h);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2270 float vals[] = {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2271 NVG_MOVETO, x, y + ryTL,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2272 NVG_LINETO, x, y + h - ryBL,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2273 NVG_BEZIERTO, x, y + h - ryBL(1 - NVG_KAPPA90), x + rxBL(1 - NVG_KAPPA90), y + h, x + rxBL, y + h,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2274 NVG_LINETO, x + w - rxBR, y + h,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2275 NVG_BEZIERTO, x + w - rxBR(1 - NVG_KAPPA90), y + h, x + w, y + h - ryBR(1 - NVG_KAPPA90), x + w, y + h - ryBR,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2276 NVG_LINETO, x + w, y + ryTR,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2277 NVG_BEZIERTO, x + w, y + ryTR(1 - NVG_KAPPA90), x + w - rxTR(1 - NVG_KAPPA90), y, x + w - rxTR, y,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2278 NVG_LINETO, x + rxTL, y,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2279 NVG_BEZIERTO, x + rxTL(1 - NVG_KAPPA90), y, x, y + ryTL(1 - NVG_KAPPA90), x, y + ryTL,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2280 NVG_CLOSE
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2281 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2282 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2283 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2284 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2285
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2286 void nvgEllipse(NVGcontext* ctx, float cx, float cy, float rx, float ry)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2287 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2288 float vals[] = {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2289 NVG_MOVETO, cx-rx, cy,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2290 NVG_BEZIERTO, cx-rx, cy+ryNVG_KAPPA90, cx-rxNVG_KAPPA90, cy+ry, cx, cy+ry,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2291 NVG_BEZIERTO, cx+rxNVG_KAPPA90, cy+ry, cx+rx, cy+ryNVG_KAPPA90, cx+rx, cy,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2292 NVG_BEZIERTO, cx+rx, cy-ryNVG_KAPPA90, cx+rxNVG_KAPPA90, cy-ry, cx, cy-ry,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2293 NVG_BEZIERTO, cx-rxNVG_KAPPA90, cy-ry, cx-rx, cy-ryNVG_KAPPA90, cx-rx, cy,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2294 NVG_CLOSE
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2295 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2296 nvg__appendCommands(ctx, vals, NVG_COUNTOF(vals));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2297 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2298
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2299 void nvgCircle(NVGcontext* ctx, float cx, float cy, float r)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2300 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2301 nvgEllipse(ctx, cx,cy, r,r);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2302 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2303
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2304 void nvgDebugDumpPathCache(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2305 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2306 const NVGpath* path;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2307 int i, j;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2308
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2309 printf("Dumping %d cached paths\n", ctx->cache->npaths);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2310 for (i = 0; i < ctx->cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2311 path = &ctx->cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2312 printf(" - Path %d\n", i);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2313 if (path->nfill) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2314 printf(" - fill: %d\n", path->nfill);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2315 for (j = 0; j < path->nfill; j++)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2316 printf("%f\t%f\n", path->fill[j].x, path->fill[j].y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2317 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2318 if (path->nstroke) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2319 printf(" - stroke: %d\n", path->nstroke);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2320 for (j = 0; j < path->nstroke; j++)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2321 printf("%f\t%f\n", path->stroke[j].x, path->stroke[j].y);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2322 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2323 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2324 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2325
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2326 void nvgFill(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2327 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2328 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2329 const NVGpath* path;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2330 NVGpaint fillPaint = state->fill;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2331 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2332
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2333 nvg__flattenPaths(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2334 if (ctx->params.edgeAntiAlias && state->shapeAntiAlias)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2335 nvg__expandFill(ctx, ctx->fringeWidth, NVG_MITER, 2.4f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2336 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2337 nvg__expandFill(ctx, 0.0f, NVG_MITER, 2.4f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2338
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2339 // Apply global tint
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2340 for (i = 0; i < 4; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2341 fillPaint.innerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2342 fillPaint.outerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2343 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2344
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2345 ctx->params.renderFill(ctx->params.userPtr, &fillPaint, state->compositeOperation, &state->scissor, ctx->fringeWidth,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2346 ctx->cache->bounds, ctx->cache->paths, ctx->cache->npaths);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2347
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2348 // Count triangles
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2349 for (i = 0; i < ctx->cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2350 path = &ctx->cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2351 ctx->fillTriCount += path->nfill-2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2352 ctx->fillTriCount += path->nstroke-2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2353 ctx->drawCallCount += 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2354 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2355 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2356
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2357 void nvgStroke(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2358 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2359 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2360 float scale = nvg__getAverageScale(state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2361 float strokeWidth = nvg__clampf(state->strokeWidth * scale, 0.0f, 200.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2362 NVGpaint strokePaint = state->stroke;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2363 const NVGpath* path;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2364 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2365
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2366
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2367 if (strokeWidth < ctx->fringeWidth) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2368 // If the stroke width is less than pixel size, use alpha to emulate coverage.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2369 // Since coverage is area, scale by alpha*alpha.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2370 float alpha = nvg__clampf(strokeWidth / ctx->fringeWidth, 0.0f, 1.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2371 strokePaint.innerColor.a = alphaalpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2372 strokePaint.outerColor.a = alphaalpha;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2373 strokeWidth = ctx->fringeWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2374 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2375
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2376 // Apply global tint
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2377 for (i = 0; i < 4; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2378 strokePaint.innerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2379 strokePaint.outerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2380 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2381
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2382 nvg__flattenPaths(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2383
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2384 if (ctx->params.edgeAntiAlias && state->shapeAntiAlias)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2385 nvg__expandStroke(ctx, strokeWidth*0.5f, ctx->fringeWidth, state->lineCap, state->lineJoin, state->miterLimit);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2386 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2387 nvg__expandStroke(ctx, strokeWidth*0.5f, 0.0f, state->lineCap, state->lineJoin, state->miterLimit);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2388
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2389 ctx->params.renderStroke(ctx->params.userPtr, &strokePaint, state->compositeOperation, &state->scissor, ctx->fringeWidth,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2390 strokeWidth, ctx->cache->paths, ctx->cache->npaths);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2391
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2392 // Count triangles
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2393 for (i = 0; i < ctx->cache->npaths; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2394 path = &ctx->cache->paths[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2395 ctx->strokeTriCount += path->nstroke-2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2396 ctx->drawCallCount++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2397 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2398 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2399
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2400 // Add fonts
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2401 int nvgCreateFont(NVGcontext* ctx, const char* name, const char* filename)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2402 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2403 return fonsAddFont(ctx->fontContext->fs, name, filename, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2404 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2405
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2406 int nvgCreateFontAtIndex(NVGcontext* ctx, const char* name, const char* filename, const int fontIndex)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2407 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2408 return fonsAddFont(ctx->fontContext->fs, name, filename, fontIndex);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2409 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2410
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2411 int nvgCreateFontMem(NVGcontext* ctx, const char* name, unsigned char* data, int ndata, int freeData)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2412 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2413 return fonsAddFontMem(ctx->fontContext->fs, name, data, ndata, freeData, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2414 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2415
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2416 int nvgCreateFontMemAtIndex(NVGcontext* ctx, const char* name, unsigned char* data, int ndata, int freeData, const int fontIndex)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2417 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2418 return fonsAddFontMem(ctx->fontContext->fs, name, data, ndata, freeData, fontIndex);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2419 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2420
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2421 int nvgFindFont(NVGcontext* ctx, const char* name)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2422 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2423 if (name == NULL) return -1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2424 return fonsGetFontByName(ctx->fontContext->fs, name);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2425 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2426
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2427
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2428 int nvgAddFallbackFontId(NVGcontext* ctx, int baseFont, int fallbackFont)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2429 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2430 if(baseFont == -1 \|\| fallbackFont == -1) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2431 return fonsAddFallbackFont(ctx->fontContext->fs, baseFont, fallbackFont);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2432 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2433
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2434 int nvgAddFallbackFont(NVGcontext* ctx, const char* baseFont, const char* fallbackFont)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2435 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2436 return nvgAddFallbackFontId(ctx, nvgFindFont(ctx, baseFont), nvgFindFont(ctx, fallbackFont));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2437 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2438
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2439 void nvgResetFallbackFontsId(NVGcontext* ctx, int baseFont)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2440 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2441 fonsResetFallbackFont(ctx->fontContext->fs, baseFont);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2442 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2443
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2444 void nvgResetFallbackFonts(NVGcontext* ctx, const char* baseFont)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2445 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2446 nvgResetFallbackFontsId(ctx, nvgFindFont(ctx, baseFont));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2447 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2448
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2449 // State setting
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2450 void nvgFontSize(NVGcontext* ctx, float size)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2451 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2452 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2453 state->fontSize = size;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2454 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2455
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2456 void nvgFontBlur(NVGcontext* ctx, float blur)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2457 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2458 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2459 state->fontBlur = blur;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2460 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2461
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2462 void nvgTextLetterSpacing(NVGcontext* ctx, float spacing)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2463 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2464 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2465 state->letterSpacing = spacing;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2466 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2467
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2468 void nvgTextLineHeight(NVGcontext* ctx, float lineHeight)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2469 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2470 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2471 state->lineHeight = lineHeight;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2472 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2473
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2474 void nvgTextAlign(NVGcontext* ctx, int align)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2475 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2476 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2477 state->textAlign = align;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2478 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2479
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2480 void nvgFontFaceId(NVGcontext* ctx, int font)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2481 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2482 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2483 state->fontId = font;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2484 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2485
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2486 void nvgFontFace(NVGcontext* ctx, const char* font)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2487 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2488 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2489 state->fontId = fonsGetFontByName(ctx->fontContext->fs, font);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2490 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2491
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2492 static float nvg__quantize(float a, float d)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2493 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2494 return ((int)(a / d + 0.5f)) * d;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2495 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2496
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2497 static float nvg__getFontScale(NVGstate* state)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2498 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2499 return nvg__minf(nvg__quantize(nvg__getAverageScale(state->xform), 0.01f), 4.0f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2500 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2501
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2502 static void nvg__flushTextTexture(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2503 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2504 int dirty[4];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2505
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2506 if (fonsValidateTexture(ctx->fontContext->fs, dirty)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2507 int fontImage = ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2508 // Update texture
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2509 if (fontImage != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2510 int iw, ih;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2511 const unsigned char* data = fonsGetTextureData(ctx->fontContext->fs, &iw, &ih);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2512 int x = dirty[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2513 int y = dirty[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2514 int w = dirty[2] - dirty[0];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2515 int h = dirty[3] - dirty[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2516 ctx->params.renderUpdateTexture(ctx->params.userPtr, fontImage, x,y, w,h, data);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2517 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2518 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2519 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2520
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2521 static int nvg__allocTextAtlas(NVGcontext* ctx)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2522 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2523 int iw, ih;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2524 nvg__flushTextTexture(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2525 if (ctx->fontContext->fontImageIdx >= NVG_MAX_FONTIMAGES-1)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2526 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2527 // if next fontImage already have a texture
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2528 if (ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx+1] != 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2529 nvgImageSize(ctx, ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx+1], &iw, &ih);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2530 else { // calculate the new font image size and create it.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2531 nvgImageSize(ctx, ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx], &iw, &ih);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2532 if (iw > ih)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2533 ih *= 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2534 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2535 iw *= 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2536 if (iw > NVG_MAX_FONTIMAGE_SIZE \|\| ih > NVG_MAX_FONTIMAGE_SIZE)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2537 iw = ih = NVG_MAX_FONTIMAGE_SIZE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2538 ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx+1]
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2539 = ctx->params.renderCreateTexture(ctx->params.userPtr,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2540 NVG_TEXTURE_ALPHA, iw, ih, NVG_FONT_TEXTURE_FLAGS, NULL);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2541 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2542 ++ctx->fontContext->fontImageIdx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2543 fonsResetAtlas(ctx->fontContext->fs, iw, ih);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2544 return 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2545 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2546
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2547 static void nvg__renderText(NVGcontext* ctx, NVGvertex* verts, int nverts)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2548 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2549 int i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2550 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2551 NVGpaint paint = state->fill;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2552
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2553 // Render triangles.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2554 paint.image = ctx->fontContext->fontImages[ctx->fontContext->fontImageIdx];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2555
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2556 // Apply global tint
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2557 for (i = 0; i < 4; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2558 paint.innerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2559 paint.outerColor.rgba[i] *= state->tint.rgba[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2560 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2561
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2562 ctx->params.renderTriangles(ctx->params.userPtr, &paint, state->compositeOperation, &state->scissor, verts, nverts, ctx->fringeWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2563
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2564 ctx->drawCallCount++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2565 ctx->textTriCount += nverts/3;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2566 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2567
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2568 static int nvg__isTransformFlipped(const float *xform)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2569 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2570 float det = xform[0] * xform[3] - xform[2] * xform[1];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2571 return( det < 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2572 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2573
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2574 float nvgText(NVGcontext* ctx, float x, float y, const char* string, const char* end)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2575 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2576 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2577 FONStextIter iter, prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2578 FONSquad q;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2579 NVGvertex* verts;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2580 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2581 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2582 int cverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2583 int nverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2584 int isFlipped = nvg__isTransformFlipped(state->xform);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2585
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2586 if (end == NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2587 end = string + strlen(string);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2588
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2589 if (state->fontId == FONS_INVALID) return x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2590
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2591 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2592 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2593 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2594 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2595 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2596
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2597 cverts = nvg__maxi(2, (int)(end - string)) * 6; // conservative estimate.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2598 verts = nvg__allocTempVerts(ctx, cverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2599 if (verts == NULL) return x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2600
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2601 fonsTextIterInit(ctx->fontContext->fs, &iter, xscale, yscale, string, end, FONS_GLYPH_BITMAP_REQUIRED);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2602 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2603 while (fonsTextIterNext(ctx->fontContext->fs, &iter, &q)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2604 float c[4*2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2605 if (iter.prevGlyphIndex == -1) { // can not retrieve glyph?
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2606 if (nverts != 0) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2607 nvg__renderText(ctx, verts, nverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2608 nverts = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2609 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2610 if (!nvg__allocTextAtlas(ctx))
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2611 break; // no memory :(
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2612 iter = prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2613 fonsTextIterNext(ctx->fontContext->fs, &iter, &q); // try again
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2614 if (iter.prevGlyphIndex == -1) // still can not find glyph?
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2615 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2616 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2617 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2618 if(isFlipped) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2619 float tmp;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2620
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2621 tmp = q.y0; q.y0 = q.y1; q.y1 = tmp;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2622 tmp = q.t0; q.t0 = q.t1; q.t1 = tmp;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2623 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2624 // Transform corners.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2625 nvgTransformPoint(&c[0],&c[1], state->xform, q.x0invscale, q.y0invscale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2626 nvgTransformPoint(&c[2],&c[3], state->xform, q.x1invscale, q.y0invscale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2627 nvgTransformPoint(&c[4],&c[5], state->xform, q.x1invscale, q.y1invscale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2628 nvgTransformPoint(&c[6],&c[7], state->xform, q.x0invscale, q.y1invscale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2629 // Create triangles
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2630 if (nverts+6 <= cverts) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2631 #if NVG_FONT_TEXTURE_FLAGS
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2632 // align font kerning to integer pixel positions
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2633 for (int i = 0; i < 8; ++i)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2634 c[i] = (int)(c[i] + 0.5f);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2635 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2636 nvg__vset(&verts[nverts], c[0], c[1], q.s0, q.t0); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2637 nvg__vset(&verts[nverts], c[4], c[5], q.s1, q.t1); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2638 nvg__vset(&verts[nverts], c[2], c[3], q.s1, q.t0); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2639 nvg__vset(&verts[nverts], c[0], c[1], q.s0, q.t0); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2640 nvg__vset(&verts[nverts], c[6], c[7], q.s0, q.t1); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2641 nvg__vset(&verts[nverts], c[4], c[5], q.s1, q.t1); nverts++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2642 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2643 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2644
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2645 // TODO: add back-end bit to do this just once per frame.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2646 nvg__flushTextTexture(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2647
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2648 nvg__renderText(ctx, verts, nverts);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2649
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2650 return iter.nextx / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2651 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2652
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2653 void nvgTextBox(NVGcontext* ctx, float x, float y, float breakRowWidth, const char* string, const char* end)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2654 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2655 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2656 NVGtextRow rows[2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2657 int nrows = 0, i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2658 int oldAlign = state->textAlign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2659 int haling = state->textAlign & (NVG_ALIGN_LEFT \| NVG_ALIGN_CENTER \| NVG_ALIGN_RIGHT);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2660 int valign = state->textAlign & (NVG_ALIGN_TOP \| NVG_ALIGN_MIDDLE \| NVG_ALIGN_BOTTOM \| NVG_ALIGN_BASELINE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2661 float lineh = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2662
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2663 if (state->fontId == FONS_INVALID) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2664
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2665 nvgTextMetrics(ctx, NULL, NULL, &lineh);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2666
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2667 state->textAlign = NVG_ALIGN_LEFT \| valign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2668
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2669 while ((nrows = nvgTextBreakLines(ctx, string, end, breakRowWidth, rows, 2))) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2670 for (i = 0; i < nrows; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2671 NVGtextRow* row = &rows[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2672 if (haling & NVG_ALIGN_LEFT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2673 nvgText(ctx, x, y, row->start, row->end);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2674 else if (haling & NVG_ALIGN_CENTER)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2675 nvgText(ctx, x + breakRowWidth0.5f - row->width0.5f, y, row->start, row->end);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2676 else if (haling & NVG_ALIGN_RIGHT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2677 nvgText(ctx, x + breakRowWidth - row->width, y, row->start, row->end);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2678 y += lineh * state->lineHeight;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2679 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2680 string = rows[nrows-1].next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2681 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2682
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2683 state->textAlign = oldAlign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2684 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2685
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2686 int nvgTextGlyphPositions(NVGcontext* ctx, float x, float y, const char* string, const char* end, NVGglyphPosition* positions, int maxPositions)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2687 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2688 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2689 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2690 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2691 FONStextIter iter, prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2692 FONSquad q;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2693 int npos = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2694
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2695 if (state->fontId == FONS_INVALID) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2696
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2697 if (end == NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2698 end = string + strlen(string);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2699
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2700 if (string == end)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2701 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2702
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2703 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2704 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2705 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2706 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2707 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2708
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2709 fonsTextIterInit(ctx->fontContext->fs, &iter, xscale, yscale, string, end, FONS_GLYPH_BITMAP_OPTIONAL);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2710 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2711 while (fonsTextIterNext(ctx->fontContext->fs, &iter, &q)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2712 if (iter.prevGlyphIndex < 0 && nvg__allocTextAtlas(ctx)) { // can not retrieve glyph?
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2713 iter = prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2714 fonsTextIterNext(ctx->fontContext->fs, &iter, &q); // try again
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2715 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2716 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2717 positions[npos].str = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2718 positions[npos].x = iter.x * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2719 positions[npos].minx = nvg__minf(iter.x, q.x0) * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2720 positions[npos].maxx = nvg__maxf(iter.nextx, q.x1) * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2721 npos++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2722 if (npos >= maxPositions)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2723 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2724 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2725
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2726 return npos;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2727 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2728
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2729 enum NVGcodepointType {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2730 NVG_SPACE,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2731 NVG_NEWLINE,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2732 NVG_CHAR,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2733 NVG_CJK_CHAR,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2734 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2735
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2736 int nvgTextBreakLines(NVGcontext* ctx, const char* string, const char* end, float breakRowWidth, NVGtextRow* rows, int maxRows)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2737 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2738 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2739 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2740 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2741 FONStextIter iter, prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2742 FONSquad q;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2743 int nrows = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2744 float rowStartX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2745 float rowWidth = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2746 float rowMinX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2747 float rowMaxX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2748 const char* rowStart = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2749 const char* rowEnd = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2750 const char* wordStart = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2751 float wordStartX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2752 float wordMinX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2753 const char* breakEnd = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2754 float breakWidth = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2755 float breakMaxX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2756 int type = NVG_SPACE, ptype = NVG_SPACE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2757 unsigned int pcodepoint = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2758
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2759 if (maxRows == 0) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2760 if (state->fontId == FONS_INVALID) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2761
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2762 if (end == NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2763 end = string + strlen(string);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2764
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2765 if (string == end) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2766
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2767 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2768 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2769 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2770 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2771 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2772
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2773 breakRowWidth *= scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2774
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2775 fonsTextIterInit(ctx->fontContext->fs, &iter, 0, 0, string, end, FONS_GLYPH_BITMAP_OPTIONAL);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2776 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2777 while (fonsTextIterNext(ctx->fontContext->fs, &iter, &q)) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2778 if (iter.prevGlyphIndex < 0 && nvg__allocTextAtlas(ctx)) { // can not retrieve glyph?
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2779 iter = prevIter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2780 fonsTextIterNext(ctx->fontContext->fs, &iter, &q); // try again
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2781 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2782 prevIter = iter;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2783 switch (iter.codepoint) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2784 case 9: // \t
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2785 case 11: // \v
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2786 case 12: // \f
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2787 case 32: // space
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2788 case 0x00a0: // NBSP
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2789 type = NVG_SPACE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2790 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2791 case 10: // \n
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2792 type = pcodepoint == 13 ? NVG_SPACE : NVG_NEWLINE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2793 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2794 case 13: // \r
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2795 type = pcodepoint == 10 ? NVG_SPACE : NVG_NEWLINE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2796 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2797 case 0x0085: // NEL
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2798 type = NVG_NEWLINE;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2799 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2800 default:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2801 if ((iter.codepoint >= 0x4E00 && iter.codepoint <= 0x9FFF) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2802 (iter.codepoint >= 0x3000 && iter.codepoint <= 0x30FF) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2803 (iter.codepoint >= 0xFF00 && iter.codepoint <= 0xFFEF) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2804 (iter.codepoint >= 0x1100 && iter.codepoint <= 0x11FF) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2805 (iter.codepoint >= 0x3130 && iter.codepoint <= 0x318F) \|\|
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2806 (iter.codepoint >= 0xAC00 && iter.codepoint <= 0xD7AF))
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2807 type = NVG_CJK_CHAR;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2808 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2809 type = NVG_CHAR;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2810 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2811 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2812
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2813 if (type == NVG_NEWLINE) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2814 // Always handle new lines.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2815 rows[nrows].start = rowStart != NULL ? rowStart : iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2816 rows[nrows].end = rowEnd != NULL ? rowEnd : iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2817 rows[nrows].width = rowWidth * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2818 rows[nrows].minx = rowMinX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2819 rows[nrows].maxx = rowMaxX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2820 rows[nrows].next = iter.next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2821 nrows++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2822 if (nrows >= maxRows)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2823 return nrows;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2824 // Set null break point
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2825 breakEnd = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2826 breakWidth = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2827 breakMaxX = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2828 // Indicate to skip the white space at the beginning of the row.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2829 rowStart = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2830 rowEnd = NULL;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2831 rowWidth = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2832 rowMinX = rowMaxX = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2833 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2834 if (rowStart == NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2835 // Skip white space until the beginning of the line
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2836 if (type == NVG_CHAR \|\| type == NVG_CJK_CHAR \|\| type == NVG_SKIPPED_CHAR) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2837 // The current char is the row so far
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2838 rowStartX = iter.x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2839 rowStart = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2840 rowEnd = iter.next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2841 rowWidth = iter.nextx - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2842 rowMinX = q.x0 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2843 rowMaxX = q.x1 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2844 wordStart = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2845 wordStartX = iter.x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2846 wordMinX = q.x0 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2847 // Set null break point
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2848 breakEnd = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2849 breakWidth = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2850 breakMaxX = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2851 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2852 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2853 float nextWidth = iter.nextx - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2854
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2855 // track last non-white space character
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2856 if (type == NVG_CHAR \|\| type == NVG_CJK_CHAR \|\| type == NVG_SKIPPED_CHAR) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2857 rowEnd = iter.next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2858 rowWidth = iter.nextx - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2859 rowMaxX = q.x1 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2860 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2861 // track last end of a word
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2862 if (((ptype == NVG_CHAR \|\| ptype == NVG_CJK_CHAR) && type == NVG_SPACE) \|\| type == NVG_CJK_CHAR) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2863 breakEnd = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2864 breakWidth = rowWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2865 breakMaxX = rowMaxX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2866 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2867 // track last beginning of a word
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2868 if ((ptype == NVG_SPACE && (type == NVG_CHAR \|\| type == NVG_CJK_CHAR)) \|\| type == NVG_CJK_CHAR) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2869 wordStart = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2870 wordStartX = iter.x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2871 wordMinX = q.x0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2872 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2873
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2874 // Break to new line when a character is beyond break width.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2875 if ((type == NVG_CHAR \|\| type == NVG_CJK_CHAR) && nextWidth > breakRowWidth) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2876 // The run length is too long, need to break to new line.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2877 if (breakEnd == rowStart) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2878 // The current word is longer than the row length, just break it from here.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2879 rows[nrows].start = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2880 rows[nrows].end = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2881 rows[nrows].width = rowWidth * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2882 rows[nrows].minx = rowMinX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2883 rows[nrows].maxx = rowMaxX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2884 rows[nrows].next = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2885 nrows++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2886 if (nrows >= maxRows)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2887 return nrows;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2888 rowStartX = iter.x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2889 rowStart = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2890 rowEnd = iter.next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2891 rowWidth = iter.nextx - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2892 rowMinX = q.x0 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2893 rowMaxX = q.x1 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2894 wordStart = iter.str;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2895 wordStartX = iter.x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2896 wordMinX = q.x0 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2897 } else {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2898 // Break the line from the end of the last word, and start new line from the beginning of the new.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2899 rows[nrows].start = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2900 rows[nrows].end = breakEnd;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2901 rows[nrows].width = breakWidth * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2902 rows[nrows].minx = rowMinX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2903 rows[nrows].maxx = breakMaxX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2904 rows[nrows].next = wordStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2905 nrows++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2906 if (nrows >= maxRows)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2907 return nrows;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2908 // Update row
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2909 rowStartX = wordStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2910 rowStart = wordStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2911 rowEnd = iter.next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2912 rowWidth = iter.nextx - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2913 rowMinX = wordMinX - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2914 rowMaxX = q.x1 - rowStartX;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2915 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2916 // Set null break point
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2917 breakEnd = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2918 breakWidth = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2919 breakMaxX = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2920 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2921 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2922 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2923
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2924 pcodepoint = iter.codepoint;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2925 ptype = type;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2926 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2927
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2928 // Break the line from the end of the last word, and start new line from the beginning of the new.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2929 if (rowStart != NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2930 rows[nrows].start = rowStart;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2931 rows[nrows].end = rowEnd;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2932 rows[nrows].width = rowWidth * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2933 rows[nrows].minx = rowMinX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2934 rows[nrows].maxx = rowMaxX * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2935 rows[nrows].next = end;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2936 nrows++;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2937 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2938
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2939 return nrows;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2940 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2941
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2942 float nvgTextBounds(NVGcontext* ctx, float x, float y, const char* string, const char* end, float* bounds)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2943 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2944 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2945 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2946 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2947 float width;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2948
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2949 if (state->fontId == FONS_INVALID) return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2950
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2951 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2952 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2953 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2954 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2955 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2956
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2957 width = fonsTextBounds(ctx->fontContext->fs, xscale, yscale, string, end, bounds);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2958 if (bounds != NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2959 // Use line bounds for height.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2960 fonsLineBounds(ctx->fontContext->fs, y*scale, &bounds[1], &bounds[3]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2961 bounds[0] *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2962 bounds[1] *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2963 bounds[2] *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2964 bounds[3] *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2965 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2966 return width * invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2967 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2968
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2969 void nvgTextBoxBounds(NVGcontext* ctx, float x, float y, float breakRowWidth, const char* string, const char* end, float* bounds)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2970 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2971 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2972 NVGtextRow rows[2];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2973 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2974 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2975 int nrows = 0, i;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2976 int oldAlign = state->textAlign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2977 int haling = state->textAlign & (NVG_ALIGN_LEFT \| NVG_ALIGN_CENTER \| NVG_ALIGN_RIGHT);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2978 int valign = state->textAlign & (NVG_ALIGN_TOP \| NVG_ALIGN_MIDDLE \| NVG_ALIGN_BOTTOM \| NVG_ALIGN_BASELINE);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2979 float lineh = 0, rminy = 0, rmaxy = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2980 float minx, miny, maxx, maxy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2981
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2982 if (state->fontId == FONS_INVALID) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2983 if (bounds != NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2984 bounds[0] = bounds[1] = bounds[2] = bounds[3] = 0.0f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2985 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2986 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2987
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2988 nvgTextMetrics(ctx, NULL, NULL, &lineh);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2989
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2990 state->textAlign = NVG_ALIGN_LEFT \| valign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2991
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2992 minx = maxx = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2993 miny = maxy = y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2994
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2995 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2996 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2997 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2998 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2999 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3000 fonsLineBounds(ctx->fontContext->fs, 0, &rminy, &rmaxy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3001 rminy *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3002 rmaxy *= invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3003
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3004 while ((nrows = nvgTextBreakLines(ctx, string, end, breakRowWidth, rows, 2))) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3005 for (i = 0; i < nrows; i++) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3006 NVGtextRow* row = &rows[i];
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3007 float rminx, rmaxx, dx = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3008 // Horizontal bounds
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3009 if (haling & NVG_ALIGN_LEFT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3010 dx = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3011 else if (haling & NVG_ALIGN_CENTER)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3012 dx = breakRowWidth0.5f - row->width0.5f;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3013 else if (haling & NVG_ALIGN_RIGHT)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3014 dx = breakRowWidth - row->width;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3015 rminx = x + row->minx + dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3016 rmaxx = x + row->maxx + dx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3017 minx = nvg__minf(minx, rminx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3018 maxx = nvg__maxf(maxx, rmaxx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3019 // Vertical bounds.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3020 miny = nvg__minf(miny, y + rminy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3021 maxy = nvg__maxf(maxy, y + rmaxy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3022
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3023 y += lineh * state->lineHeight;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3024 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3025 string = rows[nrows-1].next;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3026 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3027
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3028 state->textAlign = oldAlign;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3029
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3030 if (bounds != NULL) {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3031 bounds[0] = minx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3032 bounds[1] = miny;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3033 bounds[2] = maxx;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3034 bounds[3] = maxy;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3035 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3036 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3037
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3038 void nvgTextMetrics(NVGcontext* ctx, float* ascender, float* descender, float* lineh)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3039 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3040 NVGstate* state = nvg__getState(ctx);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3041 float scale = nvg__getFontScale(state) * ctx->devicePxRatio;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3042 float invscale = 1.0f / scale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3043
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3044 if (state->fontId == FONS_INVALID) return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3045
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3046 fonsSetSize(ctx->fontContext->fs, state->fontSize*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3047 fonsSetSpacing(ctx->fontContext->fs, state->letterSpacing*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3048 fonsSetBlur(ctx->fontContext->fs, state->fontBlur*scale);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3049 fonsSetAlign(ctx->fontContext->fs, state->textAlign);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3050 fonsSetFont(ctx->fontContext->fs, state->fontId);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3051
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3052 fonsVertMetrics(ctx->fontContext->fs, ascender, descender, lineh);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3053 if (ascender != NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3054 ascender = invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3055 if (descender != NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3056 descender = invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3057 if (lineh != NULL)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3058 lineh = invscale;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3059 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3060 // vim: ft=c nu noet ts=4

Mercurial > hg > pub > prymula > com

annotate DPF-Prymula-audioplugins/dpf/dgl/src/nanovg/nanovg.c @ 8:923377f8ebcb