diff DPF-Prymula-audioplugins/dpf/distrho/src/travesty/component.h @ 3:84e66ea83026

DPF-Prymula-audioplugins-0.231015-2
author prymula <prymula76@outlook.com>
date Mon, 16 Oct 2023 21:53:34 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DPF-Prymula-audioplugins/dpf/distrho/src/travesty/component.h	Mon Oct 16 21:53:34 2023 +0200
@@ -0,0 +1,145 @@
+/*
+ * travesty, pure C VST3-compatible interface
+ * Copyright (C) 2021-2022 Filipe Coelho <falktx@falktx.com>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any purpose with
+ * or without fee is hereby granted, provided that the above copyright notice and this
+ * permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
+ * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#pragma once
+
+#include "base.h"
+#include "bstream.h"
+
+#include "align_push.h"
+
+/**
+ * buses
+ */
+
+enum v3_media_types {
+	V3_AUDIO = 0,
+	V3_EVENT
+};
+
+static inline
+const char* v3_media_type_str(int32_t type)
+{
+	switch (type)
+	{
+	case V3_AUDIO:
+		return "V3_AUDIO";
+	case V3_EVENT:
+		return "V3_EVENT";
+	default:
+		return "[unknown]";
+	}
+}
+
+enum v3_bus_direction {
+	V3_INPUT = 0,
+	V3_OUTPUT
+};
+
+static inline
+const char* v3_bus_direction_str(int32_t d)
+{
+	switch (d)
+	{
+	case V3_INPUT:
+		return "V3_INPUT";
+	case V3_OUTPUT:
+		return "V3_OUTPUT";
+	default:
+		return "[unknown]";
+	}
+}
+
+enum v3_bus_types {
+	V3_MAIN = 0,
+	V3_AUX
+};
+
+enum v3_bus_flags {
+	V3_DEFAULT_ACTIVE     = 1 << 0,
+	V3_IS_CONTROL_VOLTAGE = 1 << 1
+};
+
+enum v3_io_mode {
+	V3_SIMPLE = 0,
+	V3_ADVANCED,
+	V3_OFFLINE_PROCESSING
+};
+
+struct v3_bus_info {
+	int32_t media_type;
+	int32_t direction;
+	int32_t channel_count;
+	v3_str_128 bus_name;
+	int32_t bus_type;
+	uint32_t flags;
+};
+
+struct v3_routing_info {
+	int32_t media_type;
+	int32_t bus_idx;
+	int32_t channel;
+};
+
+/**
+ * component
+ */
+
+struct v3_component {
+#ifndef __cplusplus
+	struct v3_plugin_base;
+#endif
+	v3_result (V3_API *get_controller_class_id)(void* self, v3_tuid class_id);
+	v3_result (V3_API *set_io_mode)(void* self, int32_t io_mode);
+	int32_t (V3_API *get_bus_count)(void* self, int32_t media_type, int32_t bus_direction);
+	v3_result (V3_API *get_bus_info)(void* self, int32_t media_type, int32_t bus_direction,
+                                     int32_t bus_idx, struct v3_bus_info* bus_info);
+	v3_result (V3_API *get_routing_info)(void* self, struct v3_routing_info* input, struct v3_routing_info* output);
+	v3_result (V3_API *activate_bus)(void* self, int32_t media_type, int32_t bus_direction,
+                                     int32_t bus_idx, v3_bool state);
+	v3_result (V3_API *set_active)(void* self, v3_bool state);
+	v3_result (V3_API *set_state)(void* self, struct v3_bstream **);
+	v3_result (V3_API *get_state)(void* self, struct v3_bstream **);
+};
+
+static constexpr const v3_tuid v3_component_iid =
+	V3_ID(0xE831FF31, 0xF2D54301, 0x928EBBEE, 0x25697802);
+
+#ifdef __cplusplus
+
+/**
+ * C++ variants
+ */
+
+struct v3_component_cpp : v3_funknown {
+	v3_plugin_base base;
+	v3_component comp;
+};
+
+template<> inline
+constexpr v3_component* v3_cpp_obj(v3_component** obj)
+{
+	/**
+	 * this ugly piece of code is required due to C++ assuming `reinterpret_cast` by default,
+	 * but we need everything to be `static_cast` for it to be `constexpr` compatible.
+	 */
+	return static_cast<v3_component*>(
+		static_cast<void*>(static_cast<uint8_t*>(static_cast<void*>(*obj)) + sizeof(void*)*5));
+}
+
+#endif
+
+#include "align_pop.h"