source: GTP/trunk/Lib/Vis/Preprocessing/src/depth_peeling.cg @ 1940

float3 main(in float4 col : COL0,
       in float3 pos : WPOS,
        uniform samplerRECT depthTex) : COLOR
{
   float zold = texRECT(depthTex, pos.xy);
   if(pos.z < (zold + .000001))
      discard;
   else;

   return col;
   
}