340 lines
20 KiB
HLSL
340 lines
20 KiB
HLSL
//Unity Toon Shader/HDRP
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//nobuyuki@unity3d.com
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//toshiyuki@unity3d.com (Universal RP/HDRP)
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#include "Packages/com.misaki.hdrp-toon/Runtime/HDRP/Shaders/Includes/Common/UtsPBR.hlsl"
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#ifndef DirectionalShadowType
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# if (SHADEROPTIONS_RAYTRACING && (defined(SHADER_API_D3D11) || defined(SHADER_API_D3D12)) && !defined(SHADER_API_XBOXONE) && !defined(SHADER_API_PSSL))
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# define DirectionalShadowType float3
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# else
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# define DirectionalShadowType float
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# endif
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#endif
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void UTS_MainLight(LightLoopContext lightLoopContext, FragInputs input, UTSLightData utsLightData, SurfaceData surfaceData, BSDFData bsdfData, out float inverseClipping, out float channelOutAlpha, out UTSData utsData, inout UTSAggregateLighting utsAggregateLighting)
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{
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inverseClipping = 0;
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channelOutAlpha = 1.0f;
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ZERO_INITIALIZE(UTSData, utsData);
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// We don't have to calculate lighting here if we are using sdf shadow
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#ifndef _SDFShadow
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#ifdef VARYINGS_NEED_POSITION_WS
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float3 V = GetWorldSpaceNormalizeViewDir(input.positionRWS);
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#else
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// Unused
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float3 V = float3(1.0, 1.0, 1.0); // Avoid the division by 0
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#endif
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/* todo. these should be put int a struct */
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float4 Set_UV0 = input.texCoord0;
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float3x3 tangentTransform = input.tangentToWorld;
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utsData.normalDirection = surfaceData.normalWS; // Perturbed normals
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float4 _MainTex_var = float4(surfaceData.baseColor.r, surfaceData.baseColor.g, surfaceData.baseColor.b, surfaceData.coatMask);
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utsData.viewDirection = V;
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/* to here todo. these should be put int a struct */
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//v.2.0.4
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#ifdef _IS_TRANSCLIPPING_OFF
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//
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#elif _IS_TRANSCLIPPING_ON
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float4 _ClippingMask_var = SAMPLE_TEXTURE2D(_ClippingMask, sampler_BaseColorMap, TRANSFORM_TEX(Set_UV0, _ClippingMask));
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float Set_MainTexAlpha = _MainTex_var.a;
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float _IsBaseMapAlphaAsClippingMask_var = lerp(_ClippingMask_var.r, Set_MainTexAlpha, _IsBaseMapAlphaAsClippingMask);
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float _Inverse_Clipping_var = lerp(_IsBaseMapAlphaAsClippingMask_var, (1.0 - _IsBaseMapAlphaAsClippingMask_var), _Inverse_Clipping);
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float Set_Clipping = saturate((_Inverse_Clipping_var + _Clipping_Level));
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clip(Set_Clipping - 0.5);
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inverseClipping = _Inverse_Clipping_var;
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#endif
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SHADOW_TYPE shadowAttenuation = lightLoopContext.shadowValue;
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//v.2.0.6
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//Minimal value is same as the Minimum Feather's value with the Minimum Step's value as threshold.
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#if !defined (UTS_USE_RAYTRACING_SHADOW)
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shadowAttenuation *= 2.0f;
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shadowAttenuation = saturate(shadowAttenuation);
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#endif
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float3 mainLightDirection = utsLightData.lightDirection;
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float3 mainLightColor = utsLightData.lightColor;
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//v.2.0.4
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float3 defaultLightDirection = normalize(UNITY_MATRIX_V[2].xyz + UNITY_MATRIX_V[1].xyz);
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//v.2.0.5
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float3 defaultLightColor = saturate(max(float3(0.05, 0.05, 0.05) * _Unlit_Intensity, max(ShadeSH9(float4(0.0, 0.0, 0.0, 1.0)), ShadeSH9(float4(0.0, -1.0, 0.0, 1.0)).rgb) * _Unlit_Intensity));
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float3 customLightDirection = normalize(mul(UNITY_MATRIX_M, float4(((float3(1.0, 0.0, 0.0) * _Offset_X_Axis_BLD * 10) + (float3(0.0, 1.0, 0.0) * _Offset_Y_Axis_BLD * 10) + (float3(0.0, 0.0, -1.0) * lerp(-1.0, 1.0, _Inverse_Z_Axis_BLD))), 0)).xyz);
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float3 lightDirection = normalize(lerp(defaultLightDirection, mainLightDirection.xyz, any(mainLightDirection.xyz)));
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lightDirection = lerp(lightDirection, customLightDirection, _Is_BLD);
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float3 originalLightColor = mainLightColor.rgb;
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originalLightColor = lerp(originalLightColor, clamp(originalLightColor, ConvertFromEV100(_ToonEvAdjustmentValueMin), ConvertFromEV100(_ToonEvAdjustmentValueMax)), _ToonEvAdjustmentCurve);
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float3 lightColor = lerp(max(defaultLightColor, originalLightColor), max(defaultLightColor, saturate(originalLightColor)), max(_Is_Filter_LightColor, _ToonLightHiCutFilter)) * _Light_Intensity_Multiplier;
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////// Lighting:
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float3 halfDirection = normalize(utsData.viewDirection + lightDirection);
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//v.2.0.5
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_Color = _BaseColor;
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float3 Set_LightColor = lightColor.rgb;
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float3 Set_BaseColor = lerp((_BaseColor.rgb * _MainTex_var.rgb), ((_BaseColor.rgb * _MainTex_var.rgb) * Set_LightColor), _Is_LightColor_Base);
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float Set_BaseColorAlpha = _BaseColorVisible;
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 1)
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{
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clippingColor = Set_BaseColor;
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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#ifdef UTS_LAYER_VISIBILITY
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float4 overridingColor = lerp(_BaseColorMaskColor, float4(_BaseColorMaskColor.w, _BaseColorMaskColor.w, _BaseColorMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskEnabled = max(_BaseColorOverridden, _ComposerMaskMode);
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Set_BaseColor = lerp(Set_BaseColor, overridingColor.rgb, maskEnabled);
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Set_BaseColor *= _BaseColorVisible;
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#endif //#ifdef UTS_LAYER_VISIBILITY
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//v.2.0.5
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float4 _1st_ShadeMap_var = lerp(SAMPLE_TEXTURE2D(_1st_ShadeMap, sampler_BaseColorMap,TRANSFORM_TEX(Set_UV0, _1st_ShadeMap)), _MainTex_var, _Use_BaseAs1st);
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float3 _Is_LightColor_1st_Shade_var = lerp((_1st_ShadeMap_var.rgb * _1st_ShadeColor.rgb), ((_1st_ShadeMap_var.rgb * _1st_ShadeColor.rgb) * Set_LightColor), _Is_LightColor_1st_Shade);
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float _HalfLambert_var = 0.5 * dot(utsData.normalDirection, lightDirection) + 0.5; // Half Lambert
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//v.2.0.6
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float4 _ShadingGradeMap_var = tex2Dlod(_ShadingGradeMap, float4(TRANSFORM_TEX(Set_UV0, _ShadingGradeMap), 0.0, _BlurLevelSGM));
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float _SystemShadowsLevel_var = (shadowAttenuation * 0.5f) + 0.5f + _Tweak_SystemShadowsLevel > 0.001f ? (shadowAttenuation * 0.5f)+0.5f+_Tweak_SystemShadowsLevel : 0.0001f;
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float _ShadingGradeMapLevel_var = _ShadingGradeMap_var.r < 0.95 ? _ShadingGradeMap_var.r + _Tweak_ShadingGradeMapLevel : 1;
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float Set_ShadingGrade = saturate(_ShadingGradeMapLevel_var) * lerp(_HalfLambert_var, (_HalfLambert_var * saturate(_SystemShadowsLevel_var)), _Set_SystemShadowsToBase );
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// float Set_ShadingGrade = saturate(_ShadingGradeMapLevel_var) * lerp(_HalfLambert_var, (_HalfLambert_var * saturate(1.0 + _Tweak_SystemShadowsLevel)), _Set_SystemShadowsToBase);
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float _1stColorFeatherForMask = lerp(_1st_ShadeColor_Feather, 0.0f, max(_ComposerMaskMode, _FirstShadeOverridden));
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//
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float Set_FinalShadowMask = saturate((1.0 + ((Set_ShadingGrade - (_1st_ShadeColor_Step - _1stColorFeatherForMask)) * -1) / (_1st_ShadeColor_Step - (_1st_ShadeColor_Step - _1stColorFeatherForMask)))); // Base and 1st Shade Mask
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 2)
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{
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clippingColor = _Is_LightColor_1st_Shade_var;
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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#ifdef UTS_LAYER_VISIBILITY
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{
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float4 overridingColor = lerp(_FirstShadeMaskColor, float4(_FirstShadeMaskColor.w, _FirstShadeMaskColor.w, _FirstShadeMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskEnabled = max(_FirstShadeOverridden, _ComposerMaskMode);
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_Is_LightColor_1st_Shade_var = lerp(_Is_LightColor_1st_Shade_var, overridingColor.rgb, maskEnabled);
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_Is_LightColor_1st_Shade_var = lerp(_Is_LightColor_1st_Shade_var, Set_BaseColor, 1.0f - _FirstShadeVisible);
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}
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float Set_1st_ShadeAlpha = _FirstShadeVisible;
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#endif //#ifdef UTS_LAYER_VISIBILITY
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float3 _BaseColor_var = lerp(Set_BaseColor, _Is_LightColor_1st_Shade_var, Set_FinalShadowMask);
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//v.2.0.5
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float4 _2nd_ShadeMap_var = lerp(SAMPLE_TEXTURE2D(_2nd_ShadeMap, sampler_BaseColorMap,TRANSFORM_TEX(Set_UV0, _2nd_ShadeMap)), _1st_ShadeMap_var, _Use_1stAs2nd);
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float _2ndColorFeatherForMask = lerp(_2nd_ShadeColor_Feather, 0.0f, max(_SecondShadeOverridden, _ComposerMaskMode));
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float Set_ShadeShadowMask = saturate((1.0 + ((_HalfLambert_var - (_ShadeColor_Step - _2ndColorFeatherForMask)) * ((1.0 - 1).r - 1.0)) / (_ShadeColor_Step - (_ShadeColor_Step - _2ndColorFeatherForMask)))); // 1st and 2nd Shades Mask
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//Composition: 3 Basic Colors as Set_FinalBaseColor
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#ifdef UTS_LAYER_VISIBILITY
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float3 diffuseTerm;
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{
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float4 overridingColor = lerp(_SecondShadeMaskColor, float4(_SecondShadeMaskColor.w, _SecondShadeMaskColor.w, _SecondShadeMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskEnabled = max(_SecondShadeOverridden, _ComposerMaskMode);
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float3 _Is_LightColor_2nd_Shade_var = lerp((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb), ((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb) * Set_LightColor), _Is_LightColor_2nd_Shade);
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_Is_LightColor_2nd_Shade_var = lerp(_Is_LightColor_2nd_Shade_var, overridingColor.rgb, maskEnabled);
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_Is_LightColor_2nd_Shade_var = lerp(_Is_LightColor_2nd_Shade_var, Set_BaseColor, 1.0f - _SecondShadeVisible);
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float Set_2nd_ShadeAlpha = _SecondShadeVisible;
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diffuseTerm =
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lerp(_BaseColor_var,
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lerp(_Is_LightColor_1st_Shade_var, _Is_LightColor_2nd_Shade_var
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, Set_ShadeShadowMask)
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, Set_FinalShadowMask);
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channelOutAlpha =
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lerp(Set_BaseColorAlpha, lerp(Set_1st_ShadeAlpha, Set_2nd_ShadeAlpha, Set_ShadeShadowMask),Set_FinalShadowMask);
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}
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#else
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float3 Set_FinalBaseColor =
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lerp(_BaseColor_var,
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lerp(_Is_LightColor_1st_Shade_var,
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lerp((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb), ((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb) * Set_LightColor)
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, _Is_LightColor_2nd_Shade)
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, Set_ShadeShadowMask)
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, Set_FinalShadowMask);
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#endif //#ifdef UTS_LAYER_VISIBILITY
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float albedoIntensity = max(0.1, (1 - sqrt(surfaceData.metallic)) * (1.7 - 0.7 * (1 - sqrt(surfaceData.metallic))));
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diffuseTerm = diffuseTerm * albedoIntensity;
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 3)
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{
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clippingColor = lerp((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb), ((_2nd_ShadeMap_var.rgb * _2nd_ShadeColor.rgb) * Set_LightColor)
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, _Is_LightColor_2nd_Shade);
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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float4 _Set_HighColorMask_var = tex2D(_Set_HighColorMask, TRANSFORM_TEX(Set_UV0, _Set_HighColorMask));
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float _Specular_var = 0.5 * dot(halfDirection, utsData.normalDirection) + 0.5; // Specular
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float _TweakHighColorMask_var = (saturate((_Set_HighColorMask_var.g + _Tweak_HighColorMaskLevel)) * lerp((1.0 - step(_Specular_var, (1.0 - pow(_HighColor_Power, 5)))), pow(_Specular_var, exp2(lerp(11, 1, _HighColor_Power))), _Is_SpecularToHighColor));
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float4 _HighColor_Tex_var = tex2D(_HighColor_Tex, TRANSFORM_TEX(Set_UV0, _HighColor_Tex));
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//Composition: 3 Basic Colors and HighColor as Set_HighColor
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float3 _HighColorWithOutTweak_var = lerp((_HighColor_Tex_var.rgb * _HighColor.rgb), ((_HighColor_Tex_var.rgb * _HighColor.rgb) * Set_LightColor), _Is_LightColor_HighColor);
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float3 _HighColor_var = _HighColorWithOutTweak_var * _TweakHighColorMask_var;
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 4)
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{
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clippingColor = _HighColorWithOutTweak_var;
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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#ifdef UTS_LAYER_VISIBILITY
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float3 Set_HighColor;
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{
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float4 overridingColor = lerp(_HighlightMaskColor, float4(_HighlightMaskColor.w, _HighlightMaskColor.w, _HighlightMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskEnabled = max(_HighlightOverridden, _ComposerMaskMode);
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_HighColor_var *= _HighlightVisible;
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Set_HighColor =
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lerp(SATURATE_IF_SDR(diffuseTerm - _TweakHighColorMask_var), diffuseTerm,
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lerp(_Is_BlendAddToHiColor, 1.0
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, _Is_SpecularToHighColor));
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float3 addColor =
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lerp(_HighColor_var, (_HighColor_var * ((1.0 - Set_FinalShadowMask) + (Set_FinalShadowMask * _TweakHighColorOnShadow)))
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, _Is_UseTweakHighColorOnShadow);
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Set_HighColor += addColor;
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if (any(addColor))
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{
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Set_HighColor = lerp(Set_HighColor, overridingColor.rgb, maskEnabled);
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channelOutAlpha = _HighlightVisible;
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}
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}
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#else
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float3 Set_HighColor = (lerp(SATURATE_IF_SDR((Set_FinalBaseColor - _TweakHighColorMask_var)), Set_FinalBaseColor, lerp(_Is_BlendAddToHiColor, 1.0, _Is_SpecularToHighColor)) + lerp(_HighColor_var, (_HighColor_var * ((1.0 - Set_FinalShadowMask) + (Set_FinalShadowMask * _TweakHighColorOnShadow))), _Is_UseTweakHighColorOnShadow));
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#endif
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float4 _Set_RimLightMask_var = tex2D(_Set_RimLightMask, TRANSFORM_TEX(Set_UV0, _Set_RimLightMask));
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float3 _Is_LightColor_RimLight_var = lerp(_RimLightColor.rgb, (_RimLightColor.rgb * Set_LightColor), _Is_LightColor_RimLight);
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float _RimArea_var = dot(utsData.normalDirection, utsData.viewDirection);
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_RimArea_var = lerp(_RimArea_var, 1 - _RimArea_var,_Is_BlendAddToRimColor);
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float _RimLightPower_var = pow(_RimArea_var, exp2(lerp(3, 0, _RimLight_Power)));
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float _Rimlight_InsideMask_var = saturate(lerp((0.0 + ((_RimLightPower_var - _RimLight_InsideMask) * (1.0 - 0.0)) / (1.0 - _RimLight_InsideMask)), step(_RimLight_InsideMask, _RimLightPower_var), _RimLight_FeatherOff));
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float _VertHalfLambert_var = 0.5 * dot(utsData.normalDirection, lightDirection) + 0.5;
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float3 _LightDirection_MaskOn_var = lerp((_Is_LightColor_RimLight_var * _Rimlight_InsideMask_var), (_Is_LightColor_RimLight_var * saturate((_Rimlight_InsideMask_var - ((1.0 - _VertHalfLambert_var) + _Tweak_LightDirection_MaskLevel)))), _LightDirection_MaskOn);
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float _ApRimLightPower_var = pow(_RimArea_var, exp2(lerp(3, 0, _Ap_RimLight_Power)));
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//Composition: HighColor and RimLight as _RimLight_var
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#ifdef UTS_LAYER_VISIBILITY
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float4 overridingRimColor = lerp(_RimLightMaskColor, float4(_RimLightMaskColor.w, _RimLightMaskColor.w, _RimLightMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskRimEnabled = max(_RimLightOverridden, _ComposerMaskMode);
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float Set_RimLightAlpha = _RimLightVisible;
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float3 Set_RimLight = (saturate((_Set_RimLightMask_var.g + _Tweak_RimLightMaskLevel)) * lerp(_LightDirection_MaskOn_var, (_LightDirection_MaskOn_var + (lerp(_Ap_RimLightColor.rgb, (_Ap_RimLightColor.rgb * Set_LightColor), _Is_LightColor_Ap_RimLight) * saturate((lerp((0.0 + ((_ApRimLightPower_var - _RimLight_InsideMask) * (1.0 - 0.0)) / (1.0 - _RimLight_InsideMask)), step(_RimLight_InsideMask, _ApRimLightPower_var), _Ap_RimLight_FeatherOff) - (saturate(_VertHalfLambert_var) + _Tweak_LightDirection_MaskLevel))))), _Add_Antipodean_RimLight));
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Set_RimLight *= _RimLightVisible;
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Set_RimLight *= _RimLight_Strength;
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float3 _RimLight_var = lerp(lerp(Set_HighColor, (Set_HighColor * Set_RimLight), _RimLight), lerp(Set_HighColor, (Set_HighColor + Set_RimLight), _RimLight), _Is_BlendAddToRimColor);
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if (any(Set_RimLight) * maskRimEnabled)
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{
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_RimLight_var = overridingRimColor;
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channelOutAlpha = Set_RimLightAlpha;
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}
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_RimLight_var = lerp(_RimLight_var, (_RimLight_var * ((1.0 - Set_FinalShadowMask) + (Set_FinalShadowMask * _TweakHighColorOnShadow))), _Is_UseTweakHighColorOnShadow);
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#else
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float3 Set_RimLight = (saturate((_Set_RimLightMask_var.g + _Tweak_RimLightMaskLevel)) * lerp(_LightDirection_MaskOn_var, (_LightDirection_MaskOn_var + (lerp(_Ap_RimLightColor.rgb, (_Ap_RimLightColor.rgb * Set_LightColor), _Is_LightColor_Ap_RimLight) * saturate((lerp((0.0 + ((_ApRimLightPower_var - _RimLight_InsideMask) * (1.0 - 0.0)) / (1.0 - _RimLight_InsideMask)), step(_RimLight_InsideMask, _ApRimLightPower_var), _Ap_RimLight_FeatherOff) - (saturate(_VertHalfLambert_var) + _Tweak_LightDirection_MaskLevel))))), _Add_Antipodean_RimLight));
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Set_RimLight *= _RimLight_Strength;
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float3 _RimLight_var = lerp(lerp(Set_HighColor, (Set_HighColor * Set_RimLight), _RimLight), lerp(Set_HighColor, (Set_HighColor + Set_RimLight), _RimLight), _Is_BlendAddToRimColor);
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_RimLight_var = lerp(_RimLight_var, (_RimLight_var * ((1.0 - Set_FinalShadowMask) + (Set_FinalShadowMask * _TweakHighColorOnShadow))), _Is_UseTweakHighColorOnShadow);
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#endif
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//v.2.0.4
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#ifdef _IS_ANGELRING_OFF
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 5)
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{
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clippingColor = float3(0.0f,0.0f,0.0f);
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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//float3 diffuseTerm = lerp(_RimLight_var, matCapColorFinal, _MatCap);// Final Composition before Emissive
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//
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#elif _IS_ANGELRING_ON
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//float3 diffuseTerm = lerp(_RimLight_var, matCapColorFinal, _MatCap);// Final Composition before AR
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//v.2.0.7 AR Camera Rolling Stabilizer
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float3 _AR_OffsetU_var = lerp(mul(UNITY_MATRIX_V, float4(utsData.normalDirection, 0)).xyz, float3(0, 0, 1), _AR_OffsetU);
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float2 AR_VN = _AR_OffsetU_var.xy * 0.5 + float2(0.5, 0.5);
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float2 AR_VN_Rotate = RotateUV(AR_VN, -(utsData.cameraDir * utsData.cameraRoll), float2(0.5, 0.5), 1.0);
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float2 _AR_OffsetV_var = float2(AR_VN_Rotate.x, lerp(input.texCoord1.y, AR_VN_Rotate.y, _AR_OffsetV));
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float4 _AngelRing_Sampler_var = tex2D(_AngelRing_Sampler, TRANSFORM_TEX(_AR_OffsetV_var, _AngelRing_Sampler));
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float3 _Is_LightColor_AR_var = lerp((_AngelRing_Sampler_var.rgb * _AngelRing_Color.rgb), ((_AngelRing_Sampler_var.rgb * _AngelRing_Color.rgb) * Set_LightColor), _Is_LightColor_AR);
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_Is_LightColor_AR_var = _Is_LightColor_AR_var * max(_AR_ShadowIntensity, (1 - Set_FinalShadowMask));
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float3 Set_AngelRing = _Is_LightColor_AR_var * _AR_Intensity;
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float Set_ARtexAlpha = _AngelRing_Sampler_var.a;
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float3 Set_AngelRingWithAlpha = (_Is_LightColor_AR_var * _AngelRing_Sampler_var.a);
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//Composition: MatCap and AngelRing as diffuseTerm
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# ifdef UTS_LAYER_VISIBILITY
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{
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float4 overridingColor = lerp(_AngelRingMaskColor, float4(_AngelRingMaskColor.w, _AngelRingMaskColor.w, _AngelRingMaskColor.w, 1.0f), _ComposerMaskMode);
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float maskEnabled = max(_AngelRingOverridden, _ComposerMaskMode);
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_AngelRing *= _AngelRingVisible;
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diffuseTerm = lerp(diffuseTerm, lerp((diffuseTerm + Set_AngelRing), ((diffuseTerm * (1.0 - Set_ARtexAlpha)) + Set_AngelRingWithAlpha), _ARSampler_AlphaOn), _AngelRing);// Final Composition before Emissive
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if (any(Set_AngelRing) * maskEnabled)
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{
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diffuseTerm = lerp(diffuseTerm, lerp(overridingColor.xyz, ((diffuseTerm * (1.0 - Set_ARtexAlpha)) + Set_AngelRingWithAlpha), _ARSampler_AlphaOn), _AngelRing);// Final Composition before Emissive
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channelOutAlpha = _AngelRingVisible;
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}
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}
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# else
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diffuseTerm = lerp(diffuseTerm, lerp((diffuseTerm + Set_AngelRing), ((diffuseTerm * (1.0 - Set_ARtexAlpha)) + Set_AngelRingWithAlpha), _ARSampler_AlphaOn), _AngelRing);// Final Composition before Emissive
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# endif //#ifdef UTS_LAYER_VISIBILITY
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#ifdef _IS_CLIPPING_MATTE
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if (_ClippingMatteMode == 5)
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{
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clippingColor = _Is_LightColor_AR_var;
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return clippingColor;
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}
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#endif // _IS_CLIPPING_MATTE
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//diffuseTerm = Set_AngelRing * 10 * (1 - Set_FinalShadowMask);
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#endif //#ifdef _IS_ANGELRING_OFF
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// PBR----------------------------------------------------------------------------------------------------------------
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//Specular Term
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//float3 specularTerm = ComputeSpecularTerm(V, lightDirection, bsdfData) * (1 - Set_FinalShadowMask) * PI * surfaceData.specularColor * Set_LightColor;
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float3 specularTerm = 0;
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//SSS
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float3 sssColor = SAMPLE_TEXTURE2D(_SSSLutMap, s_linear_clamp_sampler, FitWithCurveApprox(1 - Set_FinalShadowMask, 1));
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sssColor *= _BaseColor.rgb * _MainTex_var.rgb * Set_LightColor;
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specularTerm *= lerp((1 - Set_FinalShadowMask), FitWithCurveApprox(1 - Set_FinalShadowMask, 1).r, _Use_SSSLut);
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diffuseTerm = lerp(diffuseTerm, sssColor, _Use_SSSLut);
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utsAggregateLighting.directDiffuse += diffuseTerm * utsLightData.diffuseDimmer;
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utsAggregateLighting.directSpecular += specularTerm * utsLightData.specularDimmer;
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#endif // _SDFShadow
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} |