#define MAX_DEBUG_GROUP_STACK_DEPTH 64
/*@}*/
+/** For GL_ARB_gpu_shader5 */
+/*@{*/
+#define MAX_GEOMETRY_SHADER_INVOCATIONS 32
+#define MIN_FRAGMENT_INTERPOLATION_OFFSET -0.5
+#define MAX_FRAGMENT_INTERPOLATION_OFFSET 0.5
+#define FRAGMENT_INTERPOLATION_OFFSET_BITS 4
+#define MAX_VERTEX_STREAMS 4
+/*@}*/
+
/*
* Color channel component order
*