source: GTP/branches/IllumWPdeliver2008dec/IlluminationWP/demos/OgreGames/CarGame/Media/materials/programs/bumpmapped.hlsl @ 3255

float4x4 world_IT;

struct VertOut
{
        half4 hPosition :POSITION;      
        half2 texCoord  :TEXCOORD;      
        half3 wPosition :TEXCOORD1;     
        half3 Normal    :TEXCOORD2;
        half3 Tangent   : TEXCOORD3;     // model space tangent vector
    half3 Binormal  : TEXCOORD4;         // model space binormal vector
};

VertOut deaultVS(half4 position : POSITION,
                half3 normal:NORMAL,
                half3 Tangent   : TEXCOORD1,     
                half2 texCoord : TEXCOORD0,             
                uniform float4x4 worldViewProj,
                uniform float4x4 world)
{
  VertOut OUT;
  OUT.hPosition = mul(worldViewProj, position);  
  OUT.texCoord = texCoord;
  OUT.wPosition = mul(world, position).xyz;
  OUT.Normal = normal;
  OUT.Tangent = Tangent;  
  OUT.Binormal = cross(Tangent, normal); 
  return OUT;    
}

half4 deaultPS(VertOut IN,
                                uniform sampler2D Texture : register(s0),
                                uniform sampler2D NormalMap : register(s1),
                                uniform half3 lightPosition,
                                uniform half3 cameraPos,
                                uniform half4 ambientColor,
                                uniform half4 diffuseColor,
                                uniform half4 specularColor,
                                uniform half shininess                          
                                ):COLOR
{
        half4 Color = half4(1,1,1,1);   

///get normal
        float3x3 ModelToTangent = float3x3(IN.Tangent, IN.Binormal, IN.Normal); 
        //float3x3 ModelToTangent = TransfModelToTangent(IN.Tangent, IN.Binormal, IN.Normal );
    half3 tNormal = tex2D(NormalMap, IN.texCoord).rgb;          
   
   
    half3 wNormal =mul(tNormal, ModelToTangent );
    //wNormal = IN.Normal;
    wNormal = normalize(mul( wNormal, world_IT ));

///shading

        half3 V = -normalize( cameraPos - IN.wPosition);
        half3 light = lightPosition;
        half3 L = normalize(light);
        half3 H = normalize(L + V);
        half4 lighting = lit(dot(wNormal, L),dot(wNormal, H), shininess);
                
        Color = tex2D(Texture, IN.texCoord) * (lighting.y * diffuseColor + ambientColor)
                                        + lighting.z * specularColor; 
        //Color = float4(wNormal,1);
        return Color;
}


half4 doubleTexturePS(VertOut IN,
                                uniform sampler2D baseTexture : register(s0),
                                uniform sampler2D paintTexture : register(s1),
                                uniform sampler2D NormalMap : register(s2),
                                uniform half3 lightPosition,
                                uniform half3 cameraPos,
                                uniform half4 ambientColor,
                                uniform half4 diffuseColor,
                                uniform half4 specularColor,
                                uniform half shininess,
                                uniform float2 texUVmult                                
                                ):COLOR
{
        half4 Color = half4(1,1,1,1);
        
        float2 baseTexCoord =   IN.texCoord * texUVmult;

///get normal
        float3x3 ModelToTangent = float3x3(IN.Tangent, IN.Binormal, IN.Normal); 
        //float3x3 ModelToTangent = TransfModelToTangent(IN.Tangent, IN.Binormal, IN.Normal );
    half3 tNormal = tex2D(NormalMap, baseTexCoord).rgb;         
   
   
    half3 wNormal =mul(tNormal, ModelToTangent );
    //wNormal = IN.Normal;
    wNormal = normalize(mul( wNormal, world_IT ));

///shading

        half3 V = -normalize( cameraPos - IN.wPosition);
        half3 light = lightPosition;
        half3 L = normalize(light);
        half3 H = normalize(L + V);
        half4 lighting = lit(dot(wNormal, L),dot(wNormal, H), shininess);
        
        float4 baseColor = tex2D(baseTexture, baseTexCoord);
        float4 paintColor = tex2D(paintTexture, IN.texCoord);
        float4 texColor = baseColor + paintColor;
                
        Color =  texColor * (lighting.y * diffuseColor + ambientColor)
                                        + lighting.z * specularColor; 
        //Color = float4(wNormal,1);
        return Color;
}