TEST-STRCMP4CODES

shaderSource float4 frameInfo : register(c7); float4 waveDataX : register(c11); float4 waveDataY : register(c12); float4 waveDataHelper : register(c13); float4x4 clipSpaceMatrix : register(c0); float4x3 cameraSpaceMatrix : register(c4); float4x3 cameraToGlobalMatrix : register(c18); float4x3 cameraToGeomMatrix : register(c21);

           float4 nightColor: register(c25);

float4 lightDirection : register(c14); float4 lightColor : register(c15); float4 lightSpecular : register(c16); const static float4 refractionWeights={1,1,2,0}; const static float4 layerBlue={0.3, 0.7, 1.0, 1};

struct InputVertex { float3 position: POSITION0; float3 normal : NORMAL0; };

struct OutputVertex { float4 clipPosition : POSITION; float4 sPos  : TEXCOORD0; float2 Wave0  : TEXCOORD1;

              float2 Wave1        : TEXCOORD2;
              float2 Wave2        : TEXCOORD3;
              float2 Wave3        : TEXCOORD4;
              float3 Eye          : TEXCOORD5;
              float4 specular     : COLOR0;     

};

OutputVertex VertexMain( InputVertex inputVertex) { // Do Y-direction waves // r0 = (x, y, z, t)

OutputVertex outputVertex;

float4 posAndTime; posAndTime.xyz = inputVertex.position; posAndTime.w = frameInfo.w;

float temp = dot(posAndTime, waveDataX); float z = sin(temp) * waveDataX.z + inputVertex.position.z; temp = dot(posAndTime, waveDataY); posAndTime.z = z + sin(temp) * waveDataY.z; posAndTime.w = 1.0f;

outputVertex.clipPosition = mul( posAndTime, clipSpaceMatrix); outputVertex.sPos = float4(0.5f*(outputVertex.clipPosition.ww - outputVertex.clipPosition.xy), outputVertex.clipPosition.ww);

float3 waveNormal = normalize(inputVertex.normal + float3(cos(temp)*waveDataHelper.xy, 0)); float3 cameraSpaceNormal = normalize(mul(waveNormal, cameraSpaceMatrix)); float3 cameraSpacePosition = mul( posAndTime, cameraSpaceMatrix); float3 viewVector = normalize(-cameraSpacePosition);

float3 halfVector = normalize(viewVector + lightDirection); outputVertex.specular = lightSpecular*pow(dot(cameraSpaceNormal, halfVector), 50)*nightColor*lightColor*0.5;

float2 fTranslation=float2(fmod(frameInfo.w, 100)*0.005, fmod(frameInfo.w, 100)*0.005);

              float2 vTexCoords = posAndTime.xy*0.05;
               
              // Output bump layers texture coordinates    
              float fSinTranslation=sin(fTranslation*100)*0.005;
              float2 vTranslation0=fTranslation+fSinTranslation;
              float2 vTranslation1=fTranslation-fSinTranslation;
              float2 vTranslation2=fTranslation;
               
              // Scale texture coordinates to get mix of low/high frequency details
              outputVertex.Wave0.xy = vTexCoords.xy+fTranslation*2.0;
              outputVertex.Wave1.xy = vTexCoords.xy*2.0+fTranslation*4.0;
              outputVertex.Wave2.xy = vTexCoords.xy*7.0+fTranslation*2.0;
              outputVertex.Wave3.xy = vTexCoords.xy*12.0+fTranslation;                															

// compute binormal float3 binormal = normalize(cross(waveNormal, float3(1.0f, 0.0f, 0.0f))); float3 tangent = normalize(cross(binormal, waveNormal));

// tangent space matrix float3x3 objToTangentSpace = float3x3(tangent, binormal, waveNormal);

float3 viewVectorInObjSpace = mul(viewVector, (float3x3)cameraToGeomMatrix);

outputVertex.Eye.xyz = mul(objToTangentSpace, viewVectorInObjSpace);

return(outputVertex); }

endShaderSource end # shaderProgram

shaderProgram -target pixelProgram -method compile -version 2_0

        shaderSource                            
           sampler reflect;  
           sampler bump;          
           struct cInputPixel
           {               
              float4 sPos         : TEXCOORD0;               
              float2 Wave0        : TEXCOORD1;
              float2 Wave1        : TEXCOORD2;
              float2 Wave2        : TEXCOORD3;
              float2 Wave3        : TEXCOORD4;
              float3 Eye          : TEXCOORD5;
              float4 specular     : COLOR0;
           };
           
           float Fresnel(float NdotL, float fresnelBias, float fresnelPow, float facing)
           {               
              return max(fresnelBias + (1.0f - fresnelBias)*pow(facing, fresnelPow), 0.0);
           }
           
           float4 PixelMain(cInputPixel pi) : COLOR
           {         
              float3 vEye = normalize(pi.Eye);

              // Get bump layers
              float3 vBumpTexA = tex2D(bump, pi.Wave0.xy).xyz;
              float3 vBumpTexB = tex2D(bump, pi.Wave1.xy).xyz;
              float3 vBumpTexC = tex2D(bump, pi.Wave2.xy).xyz;
              float3 vBumpTexD = tex2D(bump, pi.Wave3.xy).xyz;
                
              // Average bump layers
              float3 vBumpTex=normalize(2.0 * (vBumpTexA.xyz + vBumpTexB.xyz + vBumpTexC.xyz + vBumpTexD.xyz)-4.0);
                
              // Apply individual bump scale for refraction and reflection               
              float3 vReflBump = vBumpTex.xyz * float3(0.1, 0.1, 1.0);  
              
              float4 vReflection = tex2Dproj(reflect, pi.sPos + float4(vReflBump.xy, 0.0f, 0.0f));//*0.001 + float4(2.0*vBumpTexD-1.0f.xxx, 1);
              
              // Compute Fresnel term
              float NdotL = max(dot(vEye, vReflBump), 0);
              float facing = (1.0 - NdotL);
              float fresnel = Fresnel(NdotL, 0.2, 5.0, facing);
                             
              vReflection.a = fresnel;               
              return saturate(vReflection + float4(0.0, 0.25, 0.5, 0.0) + pi.specular);
           }
        endShaderSource
     end                                                     
     
     sampler reflect
        texture "PoolReflection"
        textureAddressing clamp clamp
     end		
     
     sampler bump
        texture "poolShape-body-bump"
        textureAddressing tile tile
     end   
           

end # end pass

enddef