Add shaders

Sources/Shaders/AtlasDetailNormalPostShader.shader

@@ -0,0 +1,60 @@
+// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'
+
+//	============================================================
+//	Name:		AtlasDetailNormalPostShader
+//	Author: 	Umut Ozkan
+//	This works in conjunction with the AtlasDetailNormalShader.
+//	============================================================
+
+Shader "UMA/AtlasDetailNormalPostShader" {
+	Properties{
+		_MainTex("Normalmap", 2D) = "bump" {}
+	}
+
+	SubShader
+	{
+		Pass
+		{
+			Tags{ "LightMode" = "Vertex" }
+			Fog{ Mode Off }
+			Blend off
+			Lighting Off
+			Cull Off
+			ZWrite Off
+			ZTest Always
+			CGPROGRAM
+			#pragma vertex vert_img
+			#pragma fragment frag
+
+			#include "UnityCG.cginc"
+
+			uniform sampler2D _MainTex;
+
+		    inline float4 PACK_INTERNAL(half3 unpacked) {
+				#if defined(UNITY_NO_DXT5nm)
+				    half4 packednormal;
+				    packednormal.xyz = (unpacked.xyz + 1) / 2;
+				    packednormal.w = 1;
+	                return packednormal;
+	            #else
+	                half4 packednormal;
+	                packednormal.wy = (unpacked.xy + 1) / 2;
+	                packednormal.x = 1;
+	                packednormal.z = 1;
+	                return packednormal;
+	            #endif
+		    }
+
+			half4 frag(v2f_img i) : COLOR
+			{
+				half4 normal = tex2D(_MainTex, i.uv);
+				normal.z = sqrt(1 - saturate(dot(normal.xy, normal.xy)));
+				half3 normalized = normalize(normal.xyz);
+				return PACK_INTERNAL(normalized);
+			}
+			ENDCG
+		}
+	}
+
+Fallback "Transparent/VertexLit"
+}