#define GL_CLAMP_TO_EDGE 0x812F
#endif
-//GL_ATI_separate_stencil
-#ifndef GL_STENCIL_BACK_FUNC
-#define GL_STENCIL_BACK_FUNC 0x8800
-#define GL_STENCIL_BACK_FAIL 0x8801
-#define GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
-#define GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
-#endif
-extern void (GLAPIENTRY *qglStencilOpSeparate)(GLenum, GLenum, GLenum, GLenum);
-extern void (GLAPIENTRY *qglStencilFuncSeparate)(GLenum, GLenum, GLint, GLuint);
-
-//GL_EXT_stencil_two_side
-#define GL_STENCIL_TEST_TWO_SIDE_EXT 0x8910
-#define GL_ACTIVE_STENCIL_FACE_EXT 0x8911
-extern void (GLAPIENTRY *qglActiveStencilFaceEXT)(GLenum);
-
//GL_EXT_blend_minmax
#ifndef GL_FUNC_ADD
#define GL_FUNC_ADD 0x8006 // also supplied by GL_blend_subtract