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cogl: define GL_READ/DRAW_FRAMEBUFFER_EXT if not available

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Bug 913 - cogl fails to build on OSX

	* clutter/cogl/gl/cogl-fbo.c: define GL_READ_FRAMEBUFFER_EXT and
	GL_DRAW_FRAMEBUFFER_EXT if not defined in the build system. The
	#ifdef can fail if they're not #defines but variables or enums.
	As the values are supposed to be industry standard even then
	it shouldn't have ill effects.
This commit is contained in:
Tommi Komulainen 2008-06-05 21:40:59 +00:00
parent e306b0135c
commit 93abcf9595
1 changed files with 7 additions and 0 deletions
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7
gl/cogl-fbo.c
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@ -48,6 +48,13 @@
#define glBlitFramebufferEXT ctx->pf_glBlitFramebufferEXT
#define glRenderbufferStorageMultisampleEXT ctx->pf_glRenderbufferStorageMultisampleEXT
#ifndef GL_READ_FRAMEBUFFER_EXT
#define GL_READ_FRAMEBUFFER_EXT 0x8CA8
#endif
#ifndef GL_DRAW_FRAMEBUFFER_EXT
#define GL_DRAW_FRAMEBUFFER_EXT 0x8CA9
#endif
static void _cogl_offscreen_free (CoglFbo *fbo);
COGL_HANDLE_DEFINE (Fbo, offscreen, fbo_handles);