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view DPF-Prymula-audioplugins/dpf/dgl/src/pugl-upstream/include/pugl/gl.h @ 9:cdadbf30a821
arkanoid-0.7-1_PKG
author | prymula <prymula76@outlook.com> |
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date | Sun, 04 Feb 2024 15:47:05 +0100 |
parents | 84e66ea83026 |
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// Copyright 2012-2020 David Robillard <d@drobilla.net> // SPDX-License-Identifier: ISC #ifndef PUGL_GL_H #define PUGL_GL_H #include "pugl/pugl.h" // IWYU pragma: begin_exports /* Unfortunately, GL includes vary across platforms, so include them here to enable pure portable programs. */ #ifndef PUGL_NO_INCLUDE_GL_H # ifdef __APPLE__ # include <OpenGL/gl.h> # else # ifdef _WIN32 # include <windows.h> # endif # include <GL/gl.h> # endif #endif #ifndef PUGL_NO_INCLUDE_GLU_H # ifdef __APPLE__ # include <OpenGL/glu.h> # else # ifdef _WIN32 # include <windows.h> # endif # include <GL/glu.h> # endif #endif // IWYU pragma: end_exports PUGL_BEGIN_DECLS /** @defgroup gl OpenGL OpenGL graphics support. @ingroup pugl @{ */ /** OpenGL extension function. */ typedef void (*PuglGlFunc)(void); /** Return the address of an OpenGL extension function. */ PUGL_API PuglGlFunc puglGetProcAddress(const char* name); /** Enter the OpenGL context. This can be used to enter the graphics context in unusual situations, for doing things like loading textures. Note that this must not be used for drawing, which may only be done while processing an expose event. */ PUGL_API PuglStatus puglEnterContext(PuglView* view); /** Leave the OpenGL context. This must only be called after puglEnterContext(). */ PUGL_API PuglStatus puglLeaveContext(PuglView* view); /** OpenGL graphics backend. Pass the returned value to puglSetBackend() to draw to a view with OpenGL. */ PUGL_CONST_API const PuglBackend* puglGlBackend(void); PUGL_END_DECLS /** @} */ #endif // PUGL_GL_H