source: GTP/branches/IllumWPdeliver2008dec/IlluminationWP/demos/OgreDemos/media/MORIA/trollps.hlsl @ 3255

#define MAX_LIGHT 2
#define MAX_CAU_CASTER 2
#define SPOT_ANGLE 2.093
#define SPOT_FALLOFF 1
#define SHADOW_COLOR float4(0.3,0.3,0.3,1.0)
#define SHADOW_BIAS_POINT 0.0001
#define SHADOW_EPSILON_POINT 0.0001

uniform sampler2D colorTexture : register(s0);
uniform sampler2D bumpMap : register(s1);

uniform float4 lightRange1;
uniform float lightPower1;
uniform float4 lightColor1;

uniform float4 lightRange2;
uniform float lightPower2;
uniform float4 lightColor2;

uniform float specularity;
uniform float albedo;
uniform float4 specularColor;

#include "illum.hlsl"

struct Troll_PS_IN
{
        float2 texCoord:TEXCOORD0;
        float3 tangent:TEXCOORD1;
        float3 binormal:TEXCOORD2;
        float3 normal:TEXCOORD3;
        float3 V: TEXCOORD4;
        float3 L1: TEXCOORD5;
        float3 L2: TEXCOORD6;
};

float4 Troll_PS(Troll_PS_IN IN):COLOR
{
        float4 Color = 0;
        float3 N = normalize(IN.normal);//NormalMap(IN.tangent, IN.binormal, IN.normal, IN.texCoord, bumpMap);
        float dist = length(IN.V);
        float3 V = IN.V /dist;
        float3 L1 = IN.L1;
        float3 L2 = IN.L2;
        
        float4 diffuseColor = /*albedo **/ tex2D(colorTexture, IN.texCoord);
        if( dot(lightRange1, lightRange1) != 0)
        Color += Illumination(N, L1, V, lightColor1 * lightPower1, lightRange1, diffuseColor, specularity, specularColor);
        if(dot(lightRange2, lightRange2) != 0)
        Color += Illumination(N, L2, V, lightColor2 * lightPower2, lightRange2, diffuseColor, specularity, specularColor);
        
        Color *= 0.5;   
        Color += diffuseColor * lightPower1 * 0.001;
        
        float4 ret =  Color;
        return float4(ret.xyz, dist);
}