public static YUVtoRGBProgram GetInstance() => instance ?? (instance = new YUVtoRGBProgram());
public void Apply(int pass)
{
PlatformRenderer.SetBlendState(blendState);
PlatformRenderer.SetShaderProgram(YUVtoRGBProgram.GetInstance());
PlatformRenderer.SetShaderParams(shaderParamsArray);
}