modified maps

modified maps

Assets/NatureStarterKit2/Standard Assets/Effects/ImageEffects/Shaders/ShowAlphaChannel.shader

@@ -0,0 +1,56 @@
+// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
+
+
+
+Shader "Hidden/ShowAlphaChannel" {
+Properties {
+	_MainTex ("Base (RGB)", 2D) = "white" {}
+	_EdgeTex ("_EdgeTex", 2D) = "white" {}
+}
+
+SubShader {
+	Pass {
+		ZTest Always Cull Off ZWrite Off
+
+CGPROGRAM
+#pragma vertex vert
+#pragma fragment frag
+
+#include "UnityCG.cginc"
+
+uniform sampler2D _MainTex;
+uniform sampler2D _EdgeTex;
+
+uniform float4 _MainTex_TexelSize;
+
+float filterRadius;
+
+struct v2f {
+	float4 pos : SV_POSITION;
+	float2 uv : TEXCOORD0;
+};
+
+v2f vert( appdata_img v )
+{
+	v2f o;
+	o.pos = UnityObjectToClipPos (v.vertex);
+	o.uv = v.texcoord.xy;
+	
+	return o;
+}
+
+half4 frag (v2f i) : SV_Target
+{
+
+	half4 color = tex2D(_MainTex,  i.uv.xy);
+	half edges = color.a;
+	
+	return edges;
+}
+ENDCG
+	}
+}
+
+Fallback off
+
+}