46 lines
1.9 KiB
C
46 lines
1.9 KiB
C
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#ifndef opengl_compat_h
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#define opengl_compat_h
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#define GL_GLEXT_PROTOTYPES
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#include <SDL2/SDL_opengl.h>
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#include <SDL2/SDL_video.h>
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#ifndef __APPLE__
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#define GL_COMPAT_NAME(func) gl_compat_##func
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#define GL_COMPAT_WRAPPER(func) \
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({ extern typeof(func) *GL_COMPAT_NAME(func); \
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if(!GL_COMPAT_NAME(func)) GL_COMPAT_NAME(func) = SDL_GL_GetProcAddress(#func); \
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GL_COMPAT_NAME(func); \
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})
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#define glCreateShader GL_COMPAT_WRAPPER(glCreateShader)
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#define glGetAttribLocation GL_COMPAT_WRAPPER(glGetAttribLocation)
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#define glGetUniformLocation GL_COMPAT_WRAPPER(glGetUniformLocation)
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#define glUseProgram GL_COMPAT_WRAPPER(glUseProgram)
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#define glGenVertexArrays GL_COMPAT_WRAPPER(glGenVertexArrays)
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#define glBindVertexArray GL_COMPAT_WRAPPER(glBindVertexArray)
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#define glGenBuffers GL_COMPAT_WRAPPER(glGenBuffers)
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#define glBindBuffer GL_COMPAT_WRAPPER(glBindBuffer)
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#define glBufferData GL_COMPAT_WRAPPER(glBufferData)
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#define glEnableVertexAttribArray GL_COMPAT_WRAPPER(glEnableVertexAttribArray)
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#define glVertexAttribPointer GL_COMPAT_WRAPPER(glVertexAttribPointer)
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#define glCreateProgram GL_COMPAT_WRAPPER(glCreateProgram)
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#define glAttachShader GL_COMPAT_WRAPPER(glAttachShader)
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#define glLinkProgram GL_COMPAT_WRAPPER(glLinkProgram)
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#define glGetProgramiv GL_COMPAT_WRAPPER(glGetProgramiv)
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#define glGetProgramInfoLog GL_COMPAT_WRAPPER(glGetProgramInfoLog)
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#define glDeleteShader GL_COMPAT_WRAPPER(glDeleteShader)
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#define glUniform2f GL_COMPAT_WRAPPER(glUniform2f)
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#define glActiveTexture GL_COMPAT_WRAPPER(glActiveTexture)
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#define glUniform1i GL_COMPAT_WRAPPER(glUniform1i)
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#define glBindFragDataLocation GL_COMPAT_WRAPPER(glBindFragDataLocation)
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#define glDeleteProgram GL_COMPAT_WRAPPER(glDeleteProgram)
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#define glShaderSource GL_COMPAT_WRAPPER(glShaderSource)
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#define glCompileShader GL_COMPAT_WRAPPER(glCompileShader)
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#define glGetShaderiv GL_COMPAT_WRAPPER(glGetShaderiv)
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#define glGetShaderInfoLog GL_COMPAT_WRAPPER(glGetShaderInfoLog)
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#endif
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#endif /* opengl_compat_h */
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