GL_QCOM_shading_rate
https://www.khronos.org/registry/OpenGL/extensions/QCOM/QCOM_shading_rate.txt
GL_QCOM_shading_rate

	GL_SHADING_RATE_QCOM 0x96A4
	GL_SHADING_RATE_PRESERVE_ASPECT_RATIO_QCOM 0x96A5
	GL_SHADING_RATE_1X1_PIXELS_QCOM 0x96A6
	GL_SHADING_RATE_1X2_PIXELS_QCOM 0x96A7
	GL_SHADING_RATE_2X1_PIXELS_QCOM 0x96A8
	GL_SHADING_RATE_2X2_PIXELS_QCOM 0x96A9
	GL_SHADING_RATE_4X2_PIXELS_QCOM 0x96AC
	GL_SHADING_RATE_4X4_PIXELS_QCOM 0x96AE
	void glShadingRateQCOM (GLenum rate)