Initial Commit

Assets/Scripts/UI/Tilemap/Brushes/Tint Brush Smooth/Shaders/TintedTilemap.shader

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+ Shader "Custom/TintedTilemap" 
+ {
+		Properties
+		{
+			[PerRendererData]_MainTex ("Albedo (RGB)", 2D) = "white" {}
+		}
+  
+		SubShader 
+		{
+			Tags { "Queue"="Transparent" "Render"="Transparent" "IgnoreProjector"="True"}
+			LOD 200
+          
+			ZWrite Off
+			Blend SrcAlpha OneMinusSrcAlpha
+  
+			Pass{
+			CGPROGRAM
+  
+				#pragma target 3.0
+				#pragma vertex vert
+				#pragma fragment frag
+  
+				#include "UnityCG.cginc"
+  
+				struct appdata {
+					float4 vertex : POSITION;
+					float4 texcoord : TEXCOORD0;
+				};
+  
+				sampler2D _MainTex;
+				sampler2D _TintMap;
+				float _TintMapSize;
+
+				struct v2f {
+					float4 vertex : SV_POSITION;
+					float4 uv : TEXCOORD0;
+					float3 worldPos : float3;
+				};            
+  
+				v2f vert(appdata v) {
+					v2f o;
+  
+					o.worldPos = mul (unity_ObjectToWorld, v.vertex);
+					o.vertex = UnityObjectToClipPos(v.vertex);
+					o.uv = float4(v.texcoord.xy, 0, 0);
+  
+					return o;
+				}
+  
+				fixed4 frag(v2f i) : SV_Target {
+					fixed4 col = tex2D (_MainTex, i.uv);
+					fixed4 tint = tex2D(_TintMap, (i.worldPos.xy / _TintMapSize)  + .5);
+					return tint * col;
+			}
+			ENDCG
+		}
+  
+      
+	}
+	FallBack "Diffuse"
+}