改，加，TrackGlobalColorChange

Signed-off-by: TRAfoer <lhf190@outlook.com>

Assets/Shaders/OutlineShader.shader

@@ -0,0 +1,56 @@
+Shader "Custom/OutlineOnly"
+{
+    Properties
+    {
+        _ClipTexture ("Clip", 2D) = "white" {}
+        _OutlineCol ("Outline Color", Color) = (0,0,0,1)
+        _OutlineFactor ("Outline Factor", Range(0.0, 1.0)) = 1.05
+        _Progress("Thick Progress", Range(0,1)) = 0
+        _ProgressA("Alpha Progress", Range(0,1)) = 0
+    }
+    SubShader
+    {
+        Tags { "Queue" = "Transparent" "RenderType" = "Opaque" }
+       
+        Pass  
+        {  
+            Cull Front
+              
+            CGPROGRAM  
+            #pragma vertex vert  
+            #pragma fragment frag  
+            #include "UnityCG.cginc"  
+            fixed4 _OutlineCol;  
+            float _OutlineFactor;  
+            float _Progress;
+            float _ProgressA;
+            sampler2D _ClipTexture;
+            struct v2f  
+            {  
+                float4 pos : SV_POSITION;  
+                float2 uv : TEXCOORD0;
+            };  
+              
+            v2f vert(appdata_full v)  
+            {  
+                v2f o;  
+              
+              fixed3 outlinePos = v.vertex.xyz * ((_OutlineFactor * _Progress) + 1.0);
+              o.pos = UnityObjectToClipPos(outlinePos);
+              o.uv = v.texcoord;
+              
+              return o;
+            }
+
+            fixed4 frag(v2f i) : SV_Target
+            {
+                // 用模型UV采样clip贴图
+                clip(tex2D(_ClipTexture, i.uv).r - (_ProgressA*1.2));
+                return _OutlineCol;
+            }
+
+            ENDCG  
+        }
+       
+    }
+}

Assets/Shaders/OutlineShader.shader.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: 38ac935dd3d70c04c9b8eb4d1b8b034b
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  nonModifiableTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: