191 lines
8.2 KiB
HLSL
191 lines
8.2 KiB
HLSL
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#ifndef POI_RGBMASK
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#define POI_RGBMASK
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#if defined(PROP_RGBMASK) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_RGBMask); float4 _RGBMask_ST;
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#endif
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#if defined(PROP_REDTEXURE) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_RedTexure); float4 _RedTexure_ST;
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#endif
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#if defined(PROP_GREENTEXTURE) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_GreenTexture); float4 _GreenTexture_ST;
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#endif
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#if defined(PROP_BLUETEXTURE) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_BlueTexture); float4 _BlueTexture_ST;
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#endif
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#if defined(PROP_ALPHATEXTURE) || !defined(OPTIMIZER_ENABLED)
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UNITY_DECLARE_TEX2D_NOSAMPLER(_AlphaTexture); float4 _AlphaTexture_ST;
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#endif
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#ifdef GEOM_TYPE_MESH
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#if defined(PROP_RGBNORMALR) || !defined(OPTIMIZER_ENABLED)
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#endif
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#if defined(PROP_RGBNORMALG) || !defined(OPTIMIZER_ENABLED)
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#endif
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#if defined(PROP_RGBNORMALB) || !defined(OPTIMIZER_ENABLED)
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#endif
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POI_NORMAL_NOSAMPLER(_RgbNormalR);
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POI_NORMAL_NOSAMPLER(_RgbNormalG);
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POI_NORMAL_NOSAMPLER(_RgbNormalB);
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POI_NORMAL_NOSAMPLER(_RgbNormalA);
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float _RgbNormalsEnabled;
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#endif
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float4 _RedColor;
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float4 _GreenColor;
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float4 _BlueColor;
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float4 _AlphaColor;
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float2 _RGBMaskPanning;
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float2 _RGBRedPanning;
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float2 _RGBGreenPanning;
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float2 _RGBBluePanning;
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float2 _RGBAlphaPanning;
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float _RGBBlendMultiplicative;
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float _RGBMaskUV;
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float _RGBRed_UV;
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float _RGBGreen_UV;
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float _RGBBlue_UV;
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float _RGBAlpha_UV;
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float _RGBUseVertexColors;
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float _RGBNormalBlend;
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static float4 rgbMask;
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void calculateRGBNormals(inout half3 mainTangentSpaceNormal)
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{
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#ifdef GEOM_TYPE_MESH
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#ifndef RGB_MASK_TEXTURE
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#define RGB_MASK_TEXTURE
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UNITY_BRANCH
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if (_RGBUseVertexColors)
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{
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rgbMask = poiMesh.vertexColor;
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}
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else
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{
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#if defined(PROP_RGBMASK) || !defined(OPTIMIZER_ENABLED)
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rgbMask = POI2D_SAMPLER_PAN(_RGBMask, _MainTex, poiMesh.uv[_RGBMaskUV], _RGBMaskPanning);
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#else
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rgbMask = 1;
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#endif
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}
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#endif
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UNITY_BRANCH
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if(_RgbNormalsEnabled)
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{
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UNITY_BRANCH
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if(_RGBNormalBlend == 0)
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{
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UNITY_BRANCH
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if(_RgbNormalRScale > 0)
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{
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half3 normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalR, _MainTex, poiMesh.uv[_RgbNormalRUV], _RgbNormalRPan), _RgbNormalRScale);
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mainTangentSpaceNormal = lerp(mainTangentSpaceNormal, normalToBlendWith, rgbMask.r);
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}
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UNITY_BRANCH
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if(_RgbNormalGScale > 0)
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{
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half3 normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalG, _MainTex, poiMesh.uv[_RgbNormalGUV], _RgbNormalGPan), _RgbNormalGScale);
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mainTangentSpaceNormal = lerp(mainTangentSpaceNormal, normalToBlendWith, rgbMask.g);
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}
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UNITY_BRANCH
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if(_RgbNormalBScale > 0)
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{
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half3 normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalB, _MainTex, poiMesh.uv[_RgbNormalBUV], _RgbNormalBPan), _RgbNormalBScale);
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mainTangentSpaceNormal = lerp(mainTangentSpaceNormal, normalToBlendWith, rgbMask.b);
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}
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UNITY_BRANCH
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if(_RgbNormalAScale > 0)
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{
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half3 normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalA, _MainTex, poiMesh.uv[_RgbNormalAUV], _RgbNormalAPan), _RgbNormalAScale);
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mainTangentSpaceNormal = lerp(mainTangentSpaceNormal, normalToBlendWith, rgbMask.a);
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}
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return;
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}
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else
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{
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half3 newNormal = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalR, _MainTex, poiMesh.uv[_RgbNormalRUV], _RgbNormalRPan), _RgbNormalRScale * rgbMask.r);
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half3 normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalG, _MainTex, poiMesh.uv[_RgbNormalGUV], _RgbNormalGPan), _RgbNormalGScale * rgbMask.g);
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newNormal = BlendNormals(newNormal, normalToBlendWith);
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normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalB, _MainTex, poiMesh.uv[_RgbNormalBUV], _RgbNormalBPan), _RgbNormalBScale * rgbMask.b);
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newNormal = BlendNormals(newNormal, normalToBlendWith);
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normalToBlendWith = UnpackScaleNormal(POI2D_SAMPLER_PAN(_RgbNormalA, _MainTex, poiMesh.uv[_RgbNormalAUV], _RgbNormalAPan), _RgbNormalAScale * rgbMask.a);
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newNormal = BlendNormals(newNormal, normalToBlendWith);
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mainTangentSpaceNormal = BlendNormals(newNormal, mainTangentSpaceNormal);
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return;
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}
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}
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#endif
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}
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float3 calculateRGBMask(float3 baseColor)
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{
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//If RGB normals are in use this data will already exist
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#ifndef RGB_MASK_TEXTURE
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#define RGB_MASK_TEXTURE
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UNITY_BRANCH
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if (_RGBUseVertexColors)
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{
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rgbMask = poiMesh.vertexColor;
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}
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else
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{
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#if defined(PROP_RGBMASK) || !defined(OPTIMIZER_ENABLED)
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rgbMask = POI2D_SAMPLER_PAN(_RGBMask, _MainTex, poiMesh.uv[_RGBMaskUV], _RGBMaskPanning);
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#else
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rgbMask = 1;
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#endif
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}
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#endif
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#if defined(PROP_REDTEXURE) || !defined(OPTIMIZER_ENABLED)
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float4 red = POI2D_SAMPLER_PAN(_RedTexure, _MainTex, poiMesh.uv[_RGBRed_UV], _RGBRedPanning);
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#else
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float4 red = 1;
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#endif
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#if defined(PROP_GREENTEXTURE) || !defined(OPTIMIZER_ENABLED)
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float4 green = POI2D_SAMPLER_PAN(_GreenTexture, _MainTex, poiMesh.uv[_RGBGreen_UV], _RGBGreenPanning);
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#else
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float4 green = 1;
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#endif
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#if defined(PROP_BLUETEXTURE) || !defined(OPTIMIZER_ENABLED)
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float4 blue = POI2D_SAMPLER_PAN(_BlueTexture, _MainTex, poiMesh.uv[_RGBBlue_UV], _RGBBluePanning);
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#else
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float4 blue = 1;
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#endif
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#if defined(PROP_ALPHATEXTURE) || !defined(OPTIMIZER_ENABLED)
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float4 alpha = POI2D_SAMPLER_PAN(_AlphaTexture, _MainTex, poiMesh.uv[_RGBAlpha_UV], _RGBAlphaPanning);
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#else
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float4 alpha = 1;
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#endif
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UNITY_BRANCH
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if(_RGBBlendMultiplicative)
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{
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float3 RGBColor = 1;
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RGBColor = lerp(RGBColor, red.rgb * _RedColor.rgb, rgbMask.r * red.a * _RedColor.a);
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RGBColor = lerp(RGBColor, green.rgb * _GreenColor.rgb, rgbMask.g * green.a * _GreenColor.a);
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RGBColor = lerp(RGBColor, blue.rgb * _BlueColor.rgb, rgbMask.b * blue.a * _BlueColor.a);
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RGBColor = lerp(RGBColor, alpha.rgb * _AlphaColor.rgb, rgbMask.a * alpha.a * _AlphaColor.a);
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baseColor *= RGBColor;
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}
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else
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{
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baseColor = lerp(baseColor, red.rgb * _RedColor.rgb, rgbMask.r * red.a * _RedColor.a);
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baseColor = lerp(baseColor, green.rgb * _GreenColor.rgb, rgbMask.g * green.a * _GreenColor.a);
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baseColor = lerp(baseColor, blue.rgb * _BlueColor.rgb, rgbMask.b * blue.a * _BlueColor.a);
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baseColor = lerp(baseColor, alpha.rgb * _AlphaColor.rgb, rgbMask.a * alpha.a * _AlphaColor.a);
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}
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return baseColor;
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}
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#endif
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