Code:
// WHAT A WASTE OF GPU.
texture tex1;
float2 rcpres;
//float Timer;
sampler s0 = sampler_state { texture = <tex1>; };

float4 Pass0( in float2 Tex : TEXCOORD0 ) : COLOR0
{
   float4 Base = tex2D( s0, Tex.xy );
   return Base;
}

float4 Pass1( in float2 Tex : TEXCOORD0 ) : COLOR0
{
   float4 Base = tex2D( s0, Tex.xy );
   float4 Color = Base;
   Color += tex2D( s0, Tex.xy+float2(0,0.0050) )/8;
   Color += tex2D( s0, Tex.xy-float2(0,0.0050) )/8;
   Color += tex2D( s0, Tex.xy+float2(0.0050,0) )/8;
   Color += tex2D( s0, Tex.xy-float2(0.0050,0) )/8;
   Color += tex2D( s0, Tex.xy+float2(0.0025,0.0025) )/8;
   Color += tex2D( s0, Tex.xy-float2(0.0025,0.0025) )/8;
   Color += tex2D( s0, Tex.xy+float2(-0.0025,0.0025) )/8;
   Color += tex2D( s0, Tex.xy-float2(-0.0025,0.0025) )/8;
   Color += round(Color)/3;
   Base += tex2D( s0, Tex.xy+float2(0,0.0050) )/8;
   Base += tex2D( s0, Tex.xy-float2(0,0.0050) )/8;
   Base += tex2D( s0, Tex.xy+float2(0.0050,0) )/8;
   Base += tex2D( s0, Tex.xy-float2(0.0050,0) )/8;
   Base += tex2D( s0, Tex.xy+float2(0.0025,0.0025) )/8;
   Base += tex2D( s0, Tex.xy-float2(0.0025,0.0025) )/8;
   Base += tex2D( s0, Tex.xy+float2(-0.0025,0.0025) )/8;
   Base += tex2D( s0, Tex.xy-float2(-0.0025,0.0025) )/8;
   Base.rgb = (Base.r + Base.g + Base.b)/3;
   Base.rgb = round(Base.rgb);
   Base = Base/1.5;
   return (Color * Base)/1.5 + (Color/4);
}

Technique T0
{
    pass p0 { PixelShader = compile ps_3_0 Pass0(); }
    pass p1 { PixelShader = compile ps_3_0 Pass1(); }
}