Initial commit

Assets/Procedural Worlds/Gaia/Shaders/PW General/PW_URP_MainLight.hlsl

@@ -0,0 +1,31 @@
+#ifndef GETLIGHTURP_INCLUDED
+#define GETLIGHTURP_INCLUDED
+
+void MainLightURP_half(float3 i_worldPos, out half3 i_lightDir, out half3 i_color )
+{
+
+#if defined (SHADERGRAPH_PREVIEW) || !defined(_PW_SF_SSS_ON)
+   i_lightDir = half3(0.5, 0.5, 0);
+   i_color = 1;
+#else
+	#if SHADOWS_SCREEN
+	half4 clipPos = TransformWorldToHClip(i_worldPos);
+	half4 shadowCoord = ComputeScreenPos(clipPos);
+	#else
+	half4 shadowCoord = TransformWorldToShadowCoord(i_worldPos);
+	#endif
+
+	Light mainLight = GetMainLight(shadowCoord);
+	i_lightDir 		= mainLight.direction;
+	i_color 		= mainLight.color * mainLight.distanceAttenuation * mainLight.shadowAttenuation;
+#endif
+}
+#else
+void MainLightURP_half(float3 i_worldPos, out half3 i_lightDir, out half3 i_color )
+{
+    i_lightDir = float3(1, 0, 0);
+	i_color = 0;
+}
+
+#endif
+