-//#define GL_BUG 1
-#ifdef GL_BUG
-static void GLAPIENTRY glDebugCallback(GLenum source, GLenum type,
- GLuint id, GLenum severity, GLsizei length, const GLchar* message,
- const void* userParam)
-{
- fprintf(stderr, "GL CALLBACK: %s type = 0x%x, severity = 0x%x, message = %s\n",
- ( type == GL_DEBUG_TYPE_ERROR ? "** GL ERROR **" : "" ),
- type, severity, message );
-}
-#endif
-