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Text File  |  2004-01-06  |  1.0 KB  |  32 lines
  1.       #include "../CGVPMacro.csi"
  2.  
  3.       MainInput { uniform sampler2D baseMap : texunit0,
  4.                   uniform sampler2D bumpMap : texunit1,
  5.                   uniform samplerCUBE normCubeMap : texunit2,
  6.                   uniform float4 Diffuse,
  7.                   uniform float4 Ambient }
  8.       DeclarationsScript
  9.       {
  10.         OUT_T0_T1_T2
  11.         FOUT
  12.       }
  13.       CoreScript
  14.       {
  15.         // load the decal
  16.         float4 decalColor = tex2D(baseMap, IN.Tex0.xy);
  17.         // load the bump normal
  18.         float4 bumpNormal = 2*(tex2D(bumpMap, IN.Tex1.xy)-0.5);
  19.  
  20.         // Light vector from normalization cube-map
  21.         float4 lVec = 2*(texCUBE(normCubeMap, IN.Tex2.xyz)-0.5);
  22.         
  23.         float NdotL = saturate(dot(lVec.xyz, bumpNormal.xyz));
  24.         float3 dif = (decalColor.xyz * NdotL * Diffuse.xyz) * 2;
  25.         float3 amb = Ambient.xyz * decalColor.xyz;
  26.  
  27.         // finally add them all together
  28.         OUT.Color.xyz = amb + dif;
  29.         OUT.Color.w = decalColor.w * Ambient.w;
  30.       }
  31.  
  32.