51 lines
2 KiB
HLSL
51 lines
2 KiB
HLSL
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#ifndef POI_RGBMASK
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#define POI_RGBMASK
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UNITY_DECLARE_TEX2D_NOSAMPLER(_RGBMask); float4 _RGBMask_ST;
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UNITY_DECLARE_TEX2D_NOSAMPLER(_RedTexure); float4 _RedTexure_ST;
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UNITY_DECLARE_TEX2D_NOSAMPLER(_GreenTexture); float4 _GreenTexture_ST;
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UNITY_DECLARE_TEX2D_NOSAMPLER(_BlueTexture); float4 _BlueTexture_ST;
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float4 _RedColor;
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float4 _GreenColor;
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float4 _BlueColor;
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float4 _RGBMaskPanning;
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float4 _RGBRedPanning;
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float4 _RGBGreenPanning;
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float4 _RGBBluePanning;
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float _RGBBlendMultiplicative;
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uint _RGBMaskUV;
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uint _RGBRed_UV;
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uint _RGBGreen_UV;
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uint _RGBBlue_UV;
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float3 calculateRGBMask(float3 baseColor)
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{
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float3 rgbMask = POI2D_SAMPLER_PAN(_RGBMask, _MainTex, poiMesh.uv[_RGBMaskUV], _RGBMaskPanning).rgb;
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float4 red = POI2D_SAMPLER_PAN(_RedTexure, _MainTex, poiMesh.uv[_RGBRed_UV], _RGBRedPanning);
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float4 green = POI2D_SAMPLER_PAN(_GreenTexture, _MainTex, poiMesh.uv[_RGBGreen_UV], _RGBGreenPanning);
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float4 blue = POI2D_SAMPLER_PAN(_BlueTexture, _MainTex, poiMesh.uv[_RGBBlue_UV], _RGBBluePanning);
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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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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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}
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return baseColor;
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}
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#endif
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