fix:代码提初始化

Assets/Enviro 3 - Sky and Weather/Sample/Shader/EnviroTransparentSurface.shader

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+Shader "Enviro 3/Sample/TransparentSurface"
+{
+	Properties
+	{
+		_Color ("Color", Color) = (1,1,1,1)
+		_MainTex ("Albedo (RGB)", 2D) = "white" {}
+		_Glossiness ("Smoothness", Range(0,1)) = 0.5
+		_Metallic ("Metallic", Range(0,1)) = 0.0
+	} 
+	SubShader 
+	{
+		Tags {"Queue" = "Transparent" "RenderType"="Transparent" }
+		LOD 200
+   
+		CGPROGRAM
+		#include "../../Resources/Shader/Includes/FogInclude.cginc"
+		#pragma surface surf Standard fullforwardshadows alpha finalcolor:ApplyFog
+		#pragma target 3.0
+
+		 
+		sampler2D _MainTex;
+		sampler2D _CameraDepthTexture;
+ 
+		struct Input {
+			float2 uv_MainTex;
+			float4 screenPos;
+			float3 worldPos;
+		}; 
+
+		void ApplyFog(Input IN, SurfaceOutputStandard o, inout fixed4 color)
+		{ 
+				//Get ScreenPosition
+				float3 uvscreen = IN.screenPos.xyz / max(0.00001,IN.screenPos.w);
+				// Calculate Linear Depth
+				half linear01Depth = Linear01Depth(uvscreen.z);
+				//get World Position
+				float3 wPos = IN.worldPos.xyz;
+				// Calculate Fog and apply volume lighting tex
+				float3 fogClr = ApplyFogAndVolumetricLights(color.rgb,uvscreen.xy, wPos, linear01Depth);
+
+				#if _ALPHAPREMULTIPLY_ON
+					fogClr.rgb *= o.Alpha;
+				#endif
+
+				#ifndef UNITY_PASS_FORWARDADD
+					color.rgb = fogClr.rgb;
+				#endif
+		}
+
+		half _Glossiness;
+		half _Metallic;
+		fixed4 _Color;
+ 
+		void surf (Input IN, inout SurfaceOutputStandard o)
+		{
+			fixed4 c = tex2D (_MainTex, IN.uv_MainTex) * _Color;
+			o.Albedo = c.rgb;
+			o.Metallic = _Metallic;
+			o.Smoothness = _Glossiness;
+			o.Alpha = c.a;
+		}
+		ENDCG
+	}
+	FallBack "Standard"
+}

Assets/Enviro 3 - Sky and Weather/Sample/Shader/EnviroTransparentSurface.shader.meta

@@ -0,0 +1,16 @@
+fileFormatVersion: 2
+guid: c09c9a00373ba9c42936c5e990e2199b
+timeCreated: 1506388388
+licenseType: Store
+ShaderImporter:
+  defaultTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
+AssetOrigin:
+  serializedVersion: 1
+  productId: 236601
+  packageName: Enviro 3 - Sky and Weather
+  packageVersion: 3.1.2
+  assetPath: Assets/Enviro 3 - Sky and Weather/Sample/Shader/EnviroTransparentSurface.shader
+  uploadId: 660896