remove positionCS

(cherry picked from commit dde1d15)

Author: sindharta

com.unity.toonshader/Runtime/UniversalRP/Shaders/UniversalToonBody.hlsl

@@ -254,7 +254,7 @@ UtsLight GetUrpMainUtsLight() {
     return light;
 }
 
-UtsLight GetUrpMainUtsLight(float4 shadowCoord, float4 positionCS) {
+UtsLight GetUrpMainUtsLight(float4 shadowCoord) {
     UtsLight light = GetUrpMainUtsLight();
     light.shadowAttenuation = MainLightRealtimeShadow(shadowCoord);
     return light;
@@ -361,7 +361,7 @@ int DetermineUTS_MainLightIndex(float3 posW, float4 shadowCoord, float4 position
     INIT_UTSLIGHT(mainLight);
 
     int mainLightIndex = MAINLIGHT_NOT_FOUND;
-    UtsLight nextLight = GetUrpMainUtsLight(shadowCoord, positionCS);
+    UtsLight nextLight = GetUrpMainUtsLight(shadowCoord);
     if (nextLight.distanceAttenuation > mainLight.distanceAttenuation && nextLight.type == 0)
     {
         mainLight = nextLight;
@@ -390,7 +390,7 @@ UtsLight GetMainUtsLightByID(int index, float3 posW, float4 shadowCoord, float4
     }
     if (index == MAINLIGHT_IS_MAINLIGHT)
     {
-        return GetUrpMainUtsLight(shadowCoord, positionCS);
+        return GetUrpMainUtsLight(shadowCoord);
     }
     return GetAdditionalUtsLight(index, posW);
 }

com.unity.toonshader/Runtime/UniversalRP/Shaders/UniversalToonBodyDoubleShadeWithFeather.hlsl

@@ -360,7 +360,7 @@ void frag(VertexOutput i, out float4 finalRGBA : SV_Target0
         {
             float notDirectional = 1.0f; //_WorldSpaceLightPos0.w of the legacy code.
 
-            UtsLight additionalLight = GetUrpMainUtsLight(0, 0);
+            UtsLight additionalLight = GetUrpMainUtsLight(0);
             additionalLight = GetAdditionalUtsLight(iLight, inputData.positionWS);
             half3 additionalLightColor = GetLightColor(
                 additionalLight
@@ -421,7 +421,7 @@ void frag(VertexOutput i, out float4 finalRGBA : SV_Target0
     {
         float notDirectional = 1.0f; //_WorldSpaceLightPos0.w of the legacy code.
 
-        UtsLight additionalLight = GetUrpMainUtsLight(0, 0);
+        UtsLight additionalLight = GetUrpMainUtsLight(0);
         if (iLight != -1)
         {
             additionalLight = GetAdditionalUtsLight(iLight, inputData.positionWS);

com.unity.toonshader/Runtime/UniversalRP/Shaders/UniversalToonBodyShadingGradeMap.hlsl

@@ -438,7 +438,7 @@ void frag(VertexOutput i, out float4 finalRGBA : SV_Target0
         // if (iLight != i.mainLightID)
         {
             float notDirectional = 1.0f; //_WorldSpaceLightPos0.w of the legacy code.
-            UtsLight additionalLight = GetUrpMainUtsLight(0, 0);
+            UtsLight additionalLight = GetUrpMainUtsLight(0);
             additionalLight = GetAdditionalUtsLight(loopCounter, inputData.positionWS);
             half3 additionalLightColor = GetLightColor(
                 additionalLight
@@ -502,7 +502,7 @@ void frag(VertexOutput i, out float4 finalRGBA : SV_Target0
 #endif
     {
         float notDirectional = 1.0f; //_WorldSpaceLightPos0.w of the legacy code.
-        UtsLight additionalLight = GetUrpMainUtsLight(0, 0);
+        UtsLight additionalLight = GetUrpMainUtsLight(0);
         if (iLight != MAINLIGHT_IS_MAINLIGHT)
         {
             additionalLight = GetAdditionalUtsLight(iLight, inputData.positionWS);