update sample

Samples/Other/FakeLight.shader

@@ -0,0 +1,62 @@
+Shader "Unlit/FakeLighth"
+{
+    Properties
+    {
+        _Color ("Color", Color) = (1,1,1,1)
+    }
+    SubShader
+    {
+        Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "PreviewType"="Plane" }
+        Blend SrcAlpha One, One One
+        ZWrite Off Fog { Mode Off }
+	    Lighting Off 
+        ZTest On
+
+        Pass
+        {
+            CGPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+
+            #include "UnityCG.cginc"
+
+            struct appdata
+            {
+                float4 vertex : POSITION;
+                float2 uv : TEXCOORD0;
+            };
+
+            struct v2f
+            {
+                float2 uv : TEXCOORD0;
+                float4 vertex : SV_POSITION;
+            };
+
+            float4 _Color;
+
+
+            float2 Unity_PolarCoordinates_float(float2 UV, float2 Center, float RadialScale, float LengthScale)
+            {
+                float2 delta = UV - Center;
+                float radius = length(delta) * 2 * RadialScale;
+                float angle = atan2(delta.x, delta.y) * 1.0/6.28 * LengthScale;
+                return float2(radius, angle);
+            }
+
+
+            v2f vert (appdata v)
+            {
+                v2f o;
+                o.vertex = UnityObjectToClipPos(v.vertex);
+                o.uv = v.uv;
+                return o;
+            }
+
+            fixed4 frag (v2f i) : SV_Target
+            {
+                return _Color * (1.0 - Unity_PolarCoordinates_float(i.uv, 0.5, 1, 1).x);
+            }
+            ENDCG
+        }
+    }
+}

Samples/Other/FakeLight.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: ef72b49ee3d807c46a7349cc8fca5a77
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Samples/Other/FakeLight.shadergraph.meta

@@ -1,10 +0,0 @@
-fileFormatVersion: 2
-guid: f5563b73be1540b4d9eae3ee64144b25
-ScriptedImporter:
-  internalIDToNameTable: []
-  externalObjects: {}
-  serializedVersion: 2
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
-  script: {fileID: 11500000, guid: 625f186215c104763be7675aa2d941aa, type: 3}

Samples/Other/FakeLightMat.mat

@@ -21,7 +21,7 @@ Material:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_Name: FakeLightMat
-  m_Shader: {fileID: -6465566751694194690, guid: f5563b73be1540b4d9eae3ee64144b25, type: 3}
+  m_Shader: {fileID: 4800000, guid: ef72b49ee3d807c46a7349cc8fca5a77, type: 3}
   m_Parent: {fileID: 0}
   m_ModifiedSerializedProperties: 0
   m_ValidKeywords: []