res-avatar-unity/Assets/_PoiyomiShaders/Shaders/7.3/Includes/CGI_PoiRGBMask.cginc
2023-07-15 19:51:23 -07:00

51 lines
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HLSL
Executable file

#ifndef POI_RGBMASK
#define POI_RGBMASK
UNITY_DECLARE_TEX2D_NOSAMPLER(_RGBMask); float4 _RGBMask_ST;
UNITY_DECLARE_TEX2D_NOSAMPLER(_RedTexure); float4 _RedTexure_ST;
UNITY_DECLARE_TEX2D_NOSAMPLER(_GreenTexture); float4 _GreenTexture_ST;
UNITY_DECLARE_TEX2D_NOSAMPLER(_BlueTexture); float4 _BlueTexture_ST;
float4 _RedColor;
float4 _GreenColor;
float4 _BlueColor;
float4 _RGBMaskPanning;
float4 _RGBRedPanning;
float4 _RGBGreenPanning;
float4 _RGBBluePanning;
float _RGBBlendMultiplicative;
uint _RGBMaskUV;
uint _RGBRed_UV;
uint _RGBGreen_UV;
uint _RGBBlue_UV;
float3 calculateRGBMask(float3 baseColor)
{
float3 rgbMask = POI2D_SAMPLER_PAN(_RGBMask, _MainTex, poiMesh.uv[_RGBMaskUV], _RGBMaskPanning).rgb;
float4 red = POI2D_SAMPLER_PAN(_RedTexure, _MainTex, poiMesh.uv[_RGBRed_UV], _RGBRedPanning);
float4 green = POI2D_SAMPLER_PAN(_GreenTexture, _MainTex, poiMesh.uv[_RGBGreen_UV], _RGBGreenPanning);
float4 blue = POI2D_SAMPLER_PAN(_BlueTexture, _MainTex, poiMesh.uv[_RGBBlue_UV], _RGBBluePanning);
UNITY_BRANCH
if (_RGBBlendMultiplicative)
{
float3 RGBColor = 1;
RGBColor = lerp(RGBColor, red.rgb * _RedColor.rgb, rgbMask.r * red.a * _RedColor.a);
RGBColor = lerp(RGBColor, green.rgb * _GreenColor.rgb, rgbMask.g * green.a * _GreenColor.a);
RGBColor = lerp(RGBColor, blue.rgb * _BlueColor.rgb, rgbMask.b * blue.a * _BlueColor.a);
baseColor *= RGBColor;
}
else
{
baseColor = lerp(baseColor, red.rgb * _RedColor.rgb, rgbMask.r * red.a * _RedColor.a);
baseColor = lerp(baseColor, green.rgb * _GreenColor.rgb, rgbMask.g * green.a * _GreenColor.a);
baseColor = lerp(baseColor, blue.rgb * _BlueColor.rgb, rgbMask.b * blue.a * _BlueColor.a);
}
return baseColor;
}
#endif