ACTIVE_PROGRAM_EXT:Int = 0x8259
ALL_SHADER_BITS_EXT:Int = 0xFFFFFFFF
FRAGMENT_SHADER_BIT_EXT:Int = 0x00000002
PROGRAM_PIPELINE_BINDING_EXT:Int = 0x825A
PROGRAM_SEPARABLE_EXT:Int = 0x8258
VERTEX_SHADER_BIT_EXT:Int = 0x00000001