Fixing Height to Normal

MaterialGraphProject/Assets/Eduardo/HeightToNormalNode.cs

 namespace UnityEngine.MaterialGraph
 {
     [Title("Utility/Heightmap To Normalmap")]
-    public class HeightToNormalNode : FunctionNInNOut, IGeneratesFunction
+    public class HeightToNormalNode : FunctionNInNOut, IGeneratesFunction, IGenerateProperties
     {
 
         public HeightToNormalNode()
             get { return true; }
         }
 
+        public override void GeneratePropertyUsages(ShaderGenerator visitor, GenerationMode generationMode)
+        {
+            base.GeneratePropertyUsages(visitor, generationMode);
+
+            visitor.AddShaderChunk("#ifdef UNITY_COMPILER_HLSL", false);
+            visitor.AddShaderChunk("SamplerState my_linear_repeat_sampler;", false);
+            visitor.AddShaderChunk("#endif", false);
+        }
         public void GenerateNodeFunction(ShaderGenerator visitor, GenerationMode generationMode)
         {
             var outputString = new ShaderGenerator();
             outputString.AddShaderChunk("float2 offsetV = float2(texCoord.x, texCoord.y + texOffset);", false);
 
-            outputString.AddShaderChunk("float normalSample = heightmap.Sample(my_linear_repeat_sampler, texCoord).r;", false);
-            outputString.AddShaderChunk("float uSample = heightmap.Sample(my_linear_repeat_sampler, offsetU).r;", false);
-            outputString.AddShaderChunk("float vSample = heightmap.Sample(my_linear_repeat_sampler, offsetV).r;", false);
+            outputString.AddShaderChunk("float normalSample = 0;", false);
+            outputString.AddShaderChunk("float uSample = 0;", false);
+            outputString.AddShaderChunk("float vSample = 0;", false);
+
+            visitor.AddShaderChunk("#ifdef UNITY_COMPILER_HLSL", false);
+
+            outputString.AddShaderChunk("normalSample = heightmap.Sample(my_linear_repeat_sampler, texCoord).r;", false);
+            outputString.AddShaderChunk("uSample = heightmap.Sample(my_linear_repeat_sampler, offsetU).r;", false);
+            outputString.AddShaderChunk("vSample = heightmap.Sample(my_linear_repeat_sampler, offsetV).r;", false);
+
+            visitor.AddShaderChunk("#endif", false);
 
             outputString.AddShaderChunk("float uMinusNormal = uSample - normalSample;", false);
             outputString.AddShaderChunk("float vMinusNormal = vSample - normalSample;", false);

MaterialGraphProject/Assets/Florent/GeneratedTexture.meta

-fileFormatVersion: 2
-folderAsset: yes
-timeCreated: 1495654193
-licenseType: Pro
-DefaultImporter:
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

MaterialGraphProject/Assets/GeneratedShader.shader

-Shader "Generated.ExportTextureMasterNode3bf8de92-956b-458c-bbd4-470b91d6bd57" 
+Shader "Graph/Generated.MetallicMasterNode554b91b5-7a00-4f5f-b71a-f7729fcbdee8" 
-				[NonModifiableTextureData] TextureAsset_a266f89a_2f3e_47a6_a8c0_5f05a62b6679_Uniform("TextureAsset", 2D) = "white" {}
+		[NonModifiableTextureData] TextureAsset_8f4a8771_6c8f_4107_9c0b_83da34d57a9b_Uniform("TextureAsset", 2D) = "white" {}
-	SubShader 
-	{
-		Tags { "Queue"="Geometry" "IgnoreProjector"="True" "RenderType"="Opaque" }
+SubShader 
+{
+		Tags
+		{
+			"RenderType"="Opaque"
+			"Queue"="Geometry"
+		}
-		ZWrite Off
-		
-		Pass 
-		{
-			CGPROGRAM
-			#include "UnityCustomRenderTexture.cginc"
-		 	#pragma vertex CustomRenderTextureVertexShader_Preview
-			#pragma fragment frag
-			#pragma target 4.0
-			
-			v2f_customrendertexture CustomRenderTextureVertexShader_Preview(appdata_base IN)
-			{
-				v2f_customrendertexture OUT;
-				OUT.vertex = UnityObjectToClipPos(IN.vertex);
-				OUT.primitiveID = 0;//TODO
-				OUT.localTexcoord = IN.texcoord;
-				OUT.globalTexcoord = IN.texcoord;
-				OUT.direction = CustomRenderTextureComputeCubeDirection(OUT.globalTexcoord.xy);
-				return OUT;
-			}
-			sampler2D TextureAsset_a266f89a_2f3e_47a6_a8c0_5f05a62b6679_Uniform;
-			float4 TextureAsset_a266f89a_2f3e_47a6_a8c0_5f05a62b6679_Uniform_TexelSize;
-			float4 convolutionFilter0_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter1_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter2_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter3_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter4_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter5_da4b8ee3_365e_467c_8166_39db9bd7c370;
-			float4 convolutionFilter6_da4b8ee3_365e_467c_8166_39db9bd7c370;
+		Cull Back
+		ZTest LEqual
-			inline float4 unity_convolution_float (sampler2D textSampler, float2 baseUv, float4 weights0,float4 weights1,float4 weights2,float4 weights3,float4 weights4,float4 weights5,float4 weights6, float2 texelSize)
-			{
-				fixed4 fetches = fixed4(0,0,0,0);
-				fixed weight = 1;
-				weight = weights0.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-2,-2));
-				weight = weights0.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-1,-2));
-				weight = weights0.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(0,-2));
-				weight = weights0.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(1,-2));
-				weight = weights1.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(2,-2));
-				weight = weights1.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-2,-1));
-				weight = weights1.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-1,-1));
-				weight = weights1.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(0,-1));
-				weight = weights2.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(1,-1));
-				weight = weights2.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(2,-1));
-				weight = weights2.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-2,0));
-				weight = weights2.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-1,0));
-				weight = weights3.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(0,0));
-				weight = weights3.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(1,0));
-				weight = weights3.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(2,0));
-				weight = weights3.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-2,1));
-				weight = weights4.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-1,1));
-				weight = weights4.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(0,1));
-				weight = weights4.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(1,1));
-				weight = weights4.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(2,1));
-				weight = weights5.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-2,2));
-				weight = weights5.y;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(-1,2));
-				weight = weights5.z;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(0,2));
-				weight = weights5.w;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(1,2));
-				weight = weights6.x;
-				fetches += weight * tex2D(textSampler, baseUv + texelSize * fixed2(2,2));
-				fetches /= weights6.w;
-				return fetches;
-			}
+		ZWrite On
-			float4 frag(v2f_customrendertexture IN) : COLOR
-			{
-				half4 uv0 = float4(IN.localTexcoord.xyz,1.0);
-				float4 Convolution_da4b8ee3_365e_467c_8166_39db9bd7c370_Output = unity_convolution_float (TextureAsset_a266f89a_2f3e_47a6_a8c0_5f05a62b6679_Uniform, uv0.xy, convolutionFilter0_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter1_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter2_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter3_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter4_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter5_da4b8ee3_365e_467c_8166_39db9bd7c370, convolutionFilter6_da4b8ee3_365e_467c_8166_39db9bd7c370, TextureAsset_a266f89a_2f3e_47a6_a8c0_5f05a62b6679_Uniform_TexelSize.xy);
-				return Convolution_da4b8ee3_365e_467c_8166_39db9bd7c370_Output;
+	LOD 200
+	
+	CGPROGRAM
+	#pragma target 3.0
+	#pragma surface surf Standard vertex:vert
+	#pragma glsl
+	#pragma debug
-			}
-			ENDCG
+		#ifdef UNITY_COMPILER_HLSL
+		Texture2D TextureAsset_8f4a8771_6c8f_4107_9c0b_83da34d57a9b_Uniform;
+		#endif
+		float HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_texOffset;
+		float HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_strength;
+		#ifdef UNITY_COMPILER_HLSL
+		SamplerState my_linear_repeat_sampler;
+		#endif
+
+		#ifdef UNITY_COMPILER_HLSL
+		#endif
+		inline void unity_HeightToNormal (Texture2D heightmap, float2 texCoord, float texOffset, float strength, out float3 normalRes)
+		{
+		float2 offsetU = float2(texCoord.x + texOffset, texCoord.y);
+		float2 offsetV = float2(texCoord.x, texCoord.y + texOffset);
+		float normalSample = 0;
+		float uSample = 0;
+		float vSample = 0;
+		normalSample = heightmap.Sample(my_linear_repeat_sampler, texCoord).r;
+		uSample = heightmap.Sample(my_linear_repeat_sampler, offsetU).r;
+		vSample = heightmap.Sample(my_linear_repeat_sampler, offsetV).r;
+		float uMinusNormal = uSample - normalSample;
+		float vMinusNormal = vSample - normalSample;
+		uMinusNormal = uMinusNormal * strength;
+		vMinusNormal = vMinusNormal * strength;
+		float3 va = float3(1, 0, uMinusNormal);
+		float3 vb = float3(0, 1, vMinusNormal);
+		normalRes = cross(va, vb);
+
+
+
+	struct Input 
+	{
+			float4 color : COLOR;
+			half4 meshUV0;
+
+	};
+
+	void vert (inout appdata_full v, out Input o)
+	{
+		UNITY_INITIALIZE_OUTPUT(Input,o);
+			o.meshUV0 = v.texcoord;
+
-	Fallback Off
-}
+  
+	void surf (Input IN, inout SurfaceOutputStandard o) 
+	{
+			half4 uv0 = IN.meshUV0;
+			float4 UV_de8d7b89_7b50_499d_aa73_0f2a725356e6_UV = uv0;
+			 float3 HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_normalRes;
+			#ifdef UNITY_COMPILER_HLSL 
+			unity_HeightToNormal (TextureAsset_8f4a8771_6c8f_4107_9c0b_83da34d57a9b_Uniform, UV_de8d7b89_7b50_499d_aa73_0f2a725356e6_UV, HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_texOffset, HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_strength, HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_normalRes);
+			 #endif
+			o.Normal = HeightToNormal_81cdd9a9_500d_41e2_9771_df274a2363bd_normalRes;
+			o.Normal += 1e-6;
+
+	}
+	ENDCG
+}
+
+
+	FallBack "Diffuse"
+	CustomEditor "LegacyIlluminShaderGUI"
+}

MaterialGraphProject/Assets/NewNodes/WIP/POMNode.cs

         }
         protected virtual MaterialSlot GetTextureSlot()
         {
-            return new MaterialSlot(TextureSlotId, GetTextureSlotName(), kTextureSlotShaderName, SlotType.Input, SlotValueType.sampler2D, Vector4.zero);
+            return new MaterialSlot(TextureSlotId, GetTextureSlotName(), kTextureSlotShaderName, SlotType.Input, SlotValueType.Texture2D, Vector4.zero);
         }
 
         protected virtual MaterialSlot GetOutputSlot()

MaterialGraphProject/Assets/POM_Graph.ShaderGraph.meta

 fileFormatVersion: 2
-guid: 0e5edf7e3bc2bbc47bdb6b74107cc104
+guid: 96bf971901c0d7c468d21e8511ced163
-NativeFormatImporter:
-  mainObjectFileID: 0
+ScriptedImporter:
+  script: {fileID: 11500000, guid: 625f186215c104763be7675aa2d941aa, type: 3}