// $MinimumShaderProfile: ps_2_0 // Run this shader before scaling. sampler s0 : register(s0); float4 p0 : register(c0); #define width (p0[0]) #define height (p0[1]) #define const_1 ( 16.0 / 255.0) #define const_2 (255.0 / 219.0) float4 main(float2 tex : TEXCOORD0) : COLOR { // original pixel float4 c0 = tex2D(s0, tex); if (width <= 1024 && height <= 576) { return ((c0 - const_1) * const_2); } else { return c0; } }