// $MinimumShaderProfile: ps_2_0 sampler s0 : register(s0); #define const_1 ( 16.0 / 255.0) #define const_2 (219.0 / 255.0) float4 main(float2 tex : TEXCOORD0) : COLOR { // original pixel float4 c0 = tex2D(s0, tex); return (c0 * const_2) + const_1; }