!!ARBfp1.0
#OPTION ARB_precision_hint_fastest;
OUTPUT output = result.color;
TEMP base, bump, lVect, viewV, atten;
TEMP diffuse, specular, temp, invLen;
PARAM amb = program.local[0];
PARAM lCol = program.local[1];
#PARAM attParams = { 0.5, 0.0, 0.100005, 0.0 };
PARAM attParams = { 0.9, 0.0, 0.000000, 1.0 };
TEX base, fragment.texcoord[0], texture[0], 2D;
TEX bump, fragment.texcoord[0], texture[1], 2D;
MAD bump, bump, 2.0, -1.0; # Scale and bias
DP3 temp, bump, bump; # Post-filter normalisation of bumpmap
RSQ invLen, temp.x;
MUL bump, bump, invLen;
DP3 temp, fragment.texcoord[1], fragment.texcoord[1]; # Normalize light vector
RSQ invLen, temp.x;
MUL lVect, fragment.texcoord[1], invLen;
DST atten, temp, invLen; # Attenuation
DP3 atten, atten, attParams;
RCP atten, atten.x;
DP3_SAT diffuse, lVect, bump; # Diffuse
DP3 temp, fragment.texcoord[2], fragment.texcoord[2]; # Normalize view vector
RSQ invLen, temp.x;
MUL viewV, fragment.texcoord[2], invLen;
DP3 temp, lVect, bump; # Reflection vector
MUL temp, temp, bump;
MAD lVect, temp, 2.0, -lVect;
MUL diffuse, diffuse, base; # Ambient * Base + (Diffuse * Base) * Attenuation
MUL temp, base, amb;
MUL diffuse, diffuse, lCol;
MAD output, diffuse, atten, temp;
END |
