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Automatically include the available gl loader header

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osheriff 2019-09-22 12:52:36 +02:00 committed by omar
parent 80b3ab7d3e
commit 44cd8e39da
1 changed files with 13 additions and 1 deletions
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12
examples/imgui_impl_opengl3.h
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@ -32,8 +32,20 @@
&& !defined(IMGUI_IMPL_OPENGL_LOADER_GLEW) \ && !defined(IMGUI_IMPL_OPENGL_LOADER_GLEW) \
&& !defined(IMGUI_IMPL_OPENGL_LOADER_GLAD) \ && !defined(IMGUI_IMPL_OPENGL_LOADER_GLAD) \
&& !defined(IMGUI_IMPL_OPENGL_LOADER_CUSTOM) && !defined(IMGUI_IMPL_OPENGL_LOADER_CUSTOM)
// to avoid problem with non-clang compilers not having this macro.
#if defined(__has_include)
// check if the header exists, then automatically define the macros ..
#if __has_include(<GL/glew.h>)
#define IMGUI_IMPL_OPENGL_LOADER_GLEW
#elif __has_include(<glad/glad.h>)
#define IMGUI_IMPL_OPENGL_LOADER_GLAD
#else
#define IMGUI_IMPL_OPENGL_LOADER_GL3W #define IMGUI_IMPL_OPENGL_LOADER_GL3W
#endif #endif
#else
#define IMGUI_IMPL_OPENGL_LOADER_GL3W
#endif
#endif
IMGUI_IMPL_API bool ImGui_ImplOpenGL3_Init(const char* glsl_version = NULL); IMGUI_IMPL_API bool ImGui_ImplOpenGL3_Init(const char* glsl_version = NULL);
IMGUI_IMPL_API void ImGui_ImplOpenGL3_Shutdown(); IMGUI_IMPL_API void ImGui_ImplOpenGL3_Shutdown();