#include <string.h>
#include <assert.h>
-#include <GL/gl.h>
-#include <GL/glext.h>
-
#include <algorithm>
#include <set>
#include <stack>
#include "gamma_compression_effect.h"
#include "colorspace_conversion_effect.h"
#include "input.h"
+#include "opengl.h"
EffectChain::EffectChain(unsigned width, unsigned height)
: width(width),