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| − | OutputVertex VertexMain( InputVertex inputVertex) | + | OutputVertex VertexMain( InputVertex inputVertex) |
| | { | | { |
| | // Do Y-direction waves | | // Do Y-direction waves |
| | // r0 = (x, y, z, t) | | // r0 = (x, y, z, t) |
| − |
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| − | OutputVertex outputVertex;
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| − |
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| − | float4 posAndTime;
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| − | posAndTime.xyz = inputVertex.position;
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| − | posAndTime.w = frameInfo.w;
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| − |
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| − | float temp = dot(posAndTime, waveDataX);
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| − | float z = sin(temp) * waveDataX.z + inputVertex.position.z;
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| − | temp = dot(posAndTime, waveDataY);
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| − | posAndTime.z = z + sin(temp) * waveDataY.z ;//-0.1f; //The -.01 is a fudge factor to remove some of the edge creep associated with moving the height of the wave. -tom
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| − | posAndTime.w = 1.0f;
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| − |
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| − | outputVertex.clipPosition = mul( posAndTime, clipSpaceMatrix);
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| − | outputVertex.sPos = float4(0.5f*(outputVertex.clipPosition.ww - outputVertex.clipPosition.xy), outputVertex.clipPosition.ww);
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| − |
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| − | float3 waveNormal = normalize(inputVertex.normal + float3(cos(temp)*waveDataHelper.xy, 0));
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| − | float3 cameraSpaceNormal = normalize(mul(waveNormal, cameraSpaceMatrix));
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| − | float3 cameraSpacePosition = mul( posAndTime, cameraSpaceMatrix);
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| − | float3 viewVector = normalize(-cameraSpacePosition);
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| − |
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| − | float3 halfVector = normalize(viewVector + lightDirection);
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| − | outputVertex.specular = lightSpecular*pow(dot(cameraSpaceNormal, halfVector), 50)*nightColor*lightColor*0.5;
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| − |
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| − |
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| − | float2 fTranslation=float2(fmod(frameInfo.w, 100)*0.005, fmod(frameInfo.w, 100)*0.005);
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| − | float2 vTexCoords = posAndTime.xy*0.05;
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| − |
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| − | // Output bump layers texture coordinates
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| − | float fSinTranslation=sin(fTranslation*100)*0.005;
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| − | float2 vTranslation0=fTranslation+fSinTranslation;
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| − | float2 vTranslation1=fTranslation-fSinTranslation;
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| − | float2 vTranslation2=fTranslation;
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| − |
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| − | // Scale texture coordinates to get mix of low/high frequency details
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| − | outputVertex.Wave0.xy = vTexCoords.xy*0.01+fTranslation*2.0;
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| − | outputVertex.Wave1.xy = vTexCoords.xy+fTranslation*2.5;
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| − | outputVertex.Wave2.xy = vTexCoords.xy+fTranslation*-2.3;
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| − | outputVertex.Wave3.xy = vTexCoords.xy*0.1+fTranslation*1.5;
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| − |
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| − | // compute binormal
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| − | float3 binormal = normalize(cross(waveNormal, float3(1.0f, 0.0f, 0.0f)));
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| − | float3 tangent = normalize(cross(binormal, waveNormal));
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| − |
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| − | // tangent space matrix
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| − | float3x3 objToTangentSpace = float3x3(tangent, binormal, waveNormal);
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| − |
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| − | float3 viewVectorInObjSpace = mul(viewVector, (float3x3)cameraToGeomMatrix);
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| − |
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| − | outputVertex.Eye.xyz = mul(objToTangentSpace, viewVectorInObjSpace);
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| − | outputVertex.colorTint = waterTint;
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| − | outputVertex.colorTint.a = inputVertex.alpha.xxxx;
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| − | // outputVertex.color = waterTint.xxxx;
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| − |
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| − | return(outputVertex);
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| − | }
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| − |
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| − | endShaderSource
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| − | end # shaderProgram
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OutputVertex VertexMain( InputVertex inputVertex)
{
// Do Y-direction waves
// r0 = (x, y, z, t)
