GL_EXT_shader_pixel_local_storage
http://www.opengl.org/registry/specs/EXT/shader_pixel_local_storage.txt
GL_EXT_shader_pixel_local_storage

	GL_MAX_SHADER_PIXEL_LOCAL_STORAGE_FAST_SIZE_EXT 0x8F63
	GL_SHADER_PIXEL_LOCAL_STORAGE_EXT 0x8F64
	GL_MAX_SHADER_PIXEL_LOCAL_STORAGE_SIZE_EXT 0x8F67
