Merge pull request #249 from Unity-Technologies/submodularize

Submodularize

.gitignore

 artifacts/**
 build/**
-MaterialGraphProject/.vs
-MaterialGraphProject/.vscode
-MaterialGraphProject/Library
-MaterialGraphProject/obj
-MaterialGraphProject/MaterialGraphProject.CSharp.csproj
-MaterialGraphProject/MaterialGraphProject.sln.DotSettings.user
-*.csproj
-MaterialGraphProject/MaterialGraphProject.sln
-MaterialGraphProject/Temp
-MaterialGraphProject/MaterialGraphProject.userprefs
-MaterialGraphProject/.idea
-MaterialGraphProject/Assets/Plugins*
+.vs
+.vscode
+.idea
-MaterialGraphProject/Assets/_MingWai/New Custom Texture.asset.meta
-MaterialGraphProject/Packages/*
-MaterialGraphProject/GeneratedShader.shader
-MaterialGraphProject/UberShader.shader
-!MaterialGraphProject/Packages/manifest.json
-.npmrc
+.npmrc
+DebugOutput.meta
+DebugOutput/**

com.unity.shadergraph.meta

-fileFormatVersion: 2
-guid: 0b601fe23f0347ab8e4892edf2cf76d7
+fileFormatVersion: 2
+guid: 0b601fe23f0347ab8e4892edf2cf76d7
 timeCreated: 1513757926

com.unity.shadergraph/Editor/Drawing/PreviewRate.cs.meta

-fileFormatVersion: 2
-guid: fa070520993a4b839e705dcd7f22e4d6
+fileFormatVersion: 2
+guid: fa070520993a4b839e705dcd7f22e4d6
 timeCreated: 1506421104

com.unity.shadergraph/Editor/Drawing/PreviewManager.cs

                         var results = m_Graph.GetUberPreviewShader();
                         m_OutputIdName = results.outputIdProperty.referenceName;
                         ShaderUtil.UpdateShaderAsset(m_UberShader, results.shader);
-                        #if UNITY_SHADER_GRAPH_DEVMODE
-                        File.WriteAllText(Application.dataPath + "/../UberShader.shader", (results.shader ?? "null").Replace("UnityEngine.MaterialGraph", "Generated"));
-                        #endif
+                        var debugOutputPath = DefaultShaderIncludes.GetDebugOutputPath();
+                        if (debugOutputPath != null)
+                            File.WriteAllText(debugOutputPath + "/UberShader.shader", (results.shader ?? "null").Replace("UnityEngine.MaterialGraph", "Generated"));
                         bool uberShaderHasError = false;
                         if (MaterialGraphAsset.ShaderHasError(m_UberShader))
                         {
                     shaderData.shaderString = m_Graph.GetPreviewShader(node).shader;
             }
 
-            #if UNITY_SHADER_GRAPH_DEVMODE
-            File.WriteAllText(Application.dataPath + "/../GeneratedShader.shader", (shaderData.shaderString ?? "null").Replace("UnityEngine.MaterialGraph", "Generated"));
-            #endif
+            var debugOutputPath = DefaultShaderIncludes.GetDebugOutputPath();
+            if (debugOutputPath != null)
+                File.WriteAllText(debugOutputPath + "/GeneratedShader.shader", (shaderData.shaderString ?? "null").Replace("UnityEngine.MaterialGraph", "Generated"));
 
             if (string.IsNullOrEmpty(shaderData.shaderString))
             {
             }
 
             // Debug output
-            #if UNITY_SHADER_GRAPH_DEVMODE
-            var message = "RecreateShader: " + node.GetVariableNameForNode() + Environment.NewLine + shaderData.shaderString;
-            #endif
-                Debug.LogWarning(message);
+                if (debugOutputPath != null)
+                {
+                    var message = "RecreateShader: " + node.GetVariableNameForNode() + Environment.NewLine + shaderData.shaderString;
+                    Debug.LogWarning(message);
+                }
                 ShaderUtil.ClearShaderErrors(shaderData.shader);
                 Object.DestroyImmediate(shaderData.shader, true);
                 shaderData.shader = null;

com.unity.shadergraph/Editor/DefaultShaderIncludes.cs

 using System.IO;
+using System.Linq;
+using UnityEngine;
+        public static string GetAssetsPackagePath()
+        {
+            var packageDirectories = Directory.GetDirectories(Application.dataPath, "com.unity.shadergraph", SearchOption.AllDirectories);
+            return packageDirectories.Length == 0 ? null : Path.GetFullPath(packageDirectories.First());
+        }
+
+        public static string GetRepositoryPath()
+        {
+            var path = GetAssetsPackagePath();
+            if (path == null)
+                return null;
+            return Path.GetFullPath(Directory.GetParent(path).ToString());
+        }
+
+        public static string GetDebugOutputPath()
+        {
+            var path = GetRepositoryPath();
+            if (path == null)
+                return null;
+            path = Path.Combine(path, "DebugOutput");
+            return Directory.Exists(path) ? path : null;
+        }
+
-                Path.GetFullPath("Assets/UnityShaderEditor"),
-                Path.GetFullPath("Packages/com.unity.shadergraph"),
+                GetAssetsPackagePath() ?? Path.GetFullPath("Packages/com.unity.shadergraph")
             };
         }
     }

com.unity.shadergraph/Editor/Data/Util/ShaderGenerator.cs

             var path = new List<string>
             {
                 Application.dataPath,
-                "UnityShaderEditor",
+                "ShaderGraph",
+                "com.unity.shadergraph",
                 "Editor",
                 "Templates"
             };

com.unity.shadergraph/Editor/Data/Nodes/Artistic/Filter/DitherNode.cs

-using System.Reflection;
-using UnityEngine;
-
-namespace UnityEditor.ShaderGraph
-{
-    [Title("Artistic", "Filter", "Dither")]
-    public class DitherNode : CodeFunctionNode
-    {
-        public DitherNode()
-        {
-            name = "Dither";
-            UpdateNodeAfterDeserialization();
-        }
-        protected override MethodInfo GetFunctionToConvert()
-        {
-            return GetType().GetMethod("Unity_Dither", BindingFlags.Static | BindingFlags.NonPublic);
-        }
-        static string Unity_Dither(
-            [Slot(0, Binding.None)] DynamicDimensionVector In,
-            [Slot(1, Binding.ScreenPosition)] Vector2 ScreenPosition,
-            [Slot(2, Binding.None)] out DynamicDimensionVector Out)
-        {
-            return
-                @"
-{
-    {precision}2 uv = ScreenPosition.xy * _ScreenParams.xy;
-    {precision} DITHER_THRESHOLDS[16] =
-    {
-        1.0 / 17.0,  9.0 / 17.0,  3.0 / 17.0, 11.0 / 17.0,
-        13.0 / 17.0,  5.0 / 17.0, 15.0 / 17.0,  7.0 / 17.0,
-        4.0 / 17.0, 12.0 / 17.0,  2.0 / 17.0, 10.0 / 17.0,
-        16.0 / 17.0,  8.0 / 17.0, 14.0 / 17.0,  6.0 / 17.0
-    };
-    uint index = (uint(uv.x) % 4) * 4 + uint(uv.y) % 4;
-    Out = In - DITHER_THRESHOLDS[index];
-}";
-        }
-    }
+using System.Reflection;
+using UnityEngine;
+
+namespace UnityEditor.ShaderGraph
+{
+    [Title("Artistic", "Filter", "Dither")]
+    public class DitherNode : CodeFunctionNode
+    {
+        public DitherNode()
+        {
+            name = "Dither";
+            UpdateNodeAfterDeserialization();
+        }
+        protected override MethodInfo GetFunctionToConvert()
+        {
+            return GetType().GetMethod("Unity_Dither", BindingFlags.Static | BindingFlags.NonPublic);
+        }
+        static string Unity_Dither(
+            [Slot(0, Binding.None)] DynamicDimensionVector In,
+            [Slot(1, Binding.ScreenPosition)] Vector2 ScreenPosition,
+            [Slot(2, Binding.None)] out DynamicDimensionVector Out)
+        {
+            return
+                @"
+{
+    {precision}2 uv = ScreenPosition.xy * _ScreenParams.xy;
+    {precision} DITHER_THRESHOLDS[16] =
+    {
+        1.0 / 17.0,  9.0 / 17.0,  3.0 / 17.0, 11.0 / 17.0,
+        13.0 / 17.0,  5.0 / 17.0, 15.0 / 17.0,  7.0 / 17.0,
+        4.0 / 17.0, 12.0 / 17.0,  2.0 / 17.0, 10.0 / 17.0,
+        16.0 / 17.0,  8.0 / 17.0, 14.0 / 17.0,  6.0 / 17.0
+    };
+    uint index = (uint(uv.x) % 4) * 4 + uint(uv.y) % 4;
+    Out = In - DITHER_THRESHOLDS[index];
+}";
+        }
+    }
 }

com.unity.shadergraph/Editor/Data/Graphs/Texture2DInputMaterialSlot.cs.meta

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-guid: ebeb3a21d05d49caa5d3318fb49b7612
+fileFormatVersion: 2
+guid: ebeb3a21d05d49caa5d3318fb49b7612
 timeCreated: 1509276977

com.unity.shadergraph/Editor/Data/Graphs/SpaceMaterialSlot.cs.meta

-fileFormatVersion: 2
-guid: 66199806246c45e493afdfc09208cbdc
+fileFormatVersion: 2
+guid: 66199806246c45e493afdfc09208cbdc
 timeCreated: 1509290088

com.unity.shadergraph/Editor/Data/Graphs/DynamicValueMaterialSlot.cs

-using System;
-using UnityEditor.Graphing;
-using UnityEditor.ShaderGraph.Drawing.Slots;
-using UnityEngine;
-using UnityEngine.Experimental.UIElements;
-
-namespace UnityEditor.ShaderGraph
-{
-	[Serializable]
-	public class DynamicValueMaterialSlot : MaterialSlot, IMaterialSlotHasValue<Matrix4x4>
-	{
-		[SerializeField]
-		private Matrix4x4 m_Value;
-
-		[SerializeField]
-		private Matrix4x4 m_DefaultValue;
-
-		private ConcreteSlotValueType m_ConcreteValueType = ConcreteSlotValueType.Vector4;
-
-		public DynamicValueMaterialSlot()
-		{
-		}
-
-		public DynamicValueMaterialSlot(
-			int slotId,
-			string displayName,
-			string shaderOutputName,
-			SlotType slotType,
-			Matrix4x4 value,
-			ShaderStage shaderStage = ShaderStage.Dynamic,
-			bool hidden = false)
-			: base(slotId, displayName, shaderOutputName, slotType, shaderStage, hidden)
-		{
-			m_Value = value;
-		}
-
-		public Matrix4x4 defaultValue { get { return m_DefaultValue; } }
-
-		public Matrix4x4 value
-		{
-			get { return m_Value; }
-			set { m_Value = value; }
-		}
-
-		public override VisualElement InstantiateControl()
-		{
-			int components =
-				concreteValueType == ConcreteSlotValueType.Vector4 ? 4 :
-				concreteValueType == ConcreteSlotValueType.Vector3 ? 3 :
-				concreteValueType == ConcreteSlotValueType.Vector2 ? 2 :
-				concreteValueType == ConcreteSlotValueType.Vector1 ? 1 : 0;
-			
-			return new MultiFloatSlotControlView(owner, components, () => value.GetRow(0), (newValue) => value = new Matrix4x4(newValue, value.GetRow(1), value.GetRow(2), value.GetRow(3)));
-		}
-
-		public override SlotValueType valueType { get { return SlotValueType.Dynamic; } }
-
-		public override ConcreteSlotValueType concreteValueType
-		{
-			get { return m_ConcreteValueType; }
-		}
-
-		public void SetConcreteType(ConcreteSlotValueType valueType)
-		{
-			m_ConcreteValueType = valueType;
-		}
-
-		public override PreviewProperty GetPreviewProperty(string name)
-		{
-			var propType = ConvertConcreteSlotValueTypeToPropertyType(concreteValueType);
-			var pp = new PreviewProperty(propType) { name = name };
-			if (propType == PropertyType.Vector1)
-				pp.floatValue = value.m00;
-			else
-				pp.vector4Value = new Vector4(value.m00, value.m01, value.m02, value.m03);
-			return pp;
-		}
-
-		protected override string ConcreteSlotValueAsVariable(AbstractMaterialNode.OutputPrecision precision)
-		{
-			var channelCount = SlotValueHelper.GetChannelCount(concreteValueType);
-			string values = NodeUtils.FloatToShaderValue(value.m00);
-			if (channelCount == 1)
-				return values;
-			for (var i = 1; i < channelCount; i++)
-				values += ", " + value.GetRow(0)[i];
-			return string.Format("{0}{1}({2})", precision, channelCount, values);
-		}
-
-		public override void AddDefaultProperty(PropertyCollector properties, GenerationMode generationMode)
-		{
-			if (!generationMode.IsPreview())
-				return;
-
-			var matOwner = owner as AbstractMaterialNode;
-			if (matOwner == null)
-				throw new Exception(string.Format("Slot {0} either has no owner, or the owner is not a {1}", this, typeof(AbstractMaterialNode)));
-
-			IShaderProperty property;
-			switch (concreteValueType)
-			{
-				case ConcreteSlotValueType.Vector4:
-					property = new Vector4ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Vector3:
-					property = new Vector3ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Vector2:
-					property = new Vector2ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Vector1:
-					property = new Vector1ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Matrix4:
-					property = new Matrix4ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Matrix3:
-					property = new Matrix3ShaderProperty();
-					break;
-				case ConcreteSlotValueType.Matrix2:
-					property = new Matrix2ShaderProperty();
-					break;
-				default:
-					throw new ArgumentOutOfRangeException();
-			}
-
-			property.overrideReferenceName = matOwner.GetVariableNameForSlot(id);
-			property.generatePropertyBlock = false;
-			properties.AddShaderProperty(property);
-		}
-
-		public override void CopyValuesFrom(MaterialSlot foundSlot)
-		{
-			var slot = foundSlot as DynamicValueMaterialSlot;
-			if (slot != null)
-				value = slot.value;
-		}
-	}
-}
+using System;
+using UnityEditor.Graphing;
+using UnityEditor.ShaderGraph.Drawing.Slots;
+using UnityEngine;
+using UnityEngine.Experimental.UIElements;
+
+namespace UnityEditor.ShaderGraph
+{
+	[Serializable]
+	public class DynamicValueMaterialSlot : MaterialSlot, IMaterialSlotHasValue<Matrix4x4>
+	{
+		[SerializeField]
+		private Matrix4x4 m_Value;
+
+		[SerializeField]
+		private Matrix4x4 m_DefaultValue;
+
+		private ConcreteSlotValueType m_ConcreteValueType = ConcreteSlotValueType.Vector4;
+
+		public DynamicValueMaterialSlot()
+		{
+		}
+
+		public DynamicValueMaterialSlot(
+			int slotId,
+			string displayName,
+			string shaderOutputName,
+			SlotType slotType,
+			Matrix4x4 value,
+			ShaderStage shaderStage = ShaderStage.Dynamic,
+			bool hidden = false)
+			: base(slotId, displayName, shaderOutputName, slotType, shaderStage, hidden)
+		{
+			m_Value = value;
+		}
+
+		public Matrix4x4 defaultValue { get { return m_DefaultValue; } }
+
+		public Matrix4x4 value
+		{
+			get { return m_Value; }
+			set { m_Value = value; }
+		}
+
+		public override VisualElement InstantiateControl()
+		{
+			int components =
+				concreteValueType == ConcreteSlotValueType.Vector4 ? 4 :
+				concreteValueType == ConcreteSlotValueType.Vector3 ? 3 :
+				concreteValueType == ConcreteSlotValueType.Vector2 ? 2 :
+				concreteValueType == ConcreteSlotValueType.Vector1 ? 1 : 0;
+			
+			return new MultiFloatSlotControlView(owner, components, () => value.GetRow(0), (newValue) => value = new Matrix4x4(newValue, value.GetRow(1), value.GetRow(2), value.GetRow(3)));
+		}
+
+		public override SlotValueType valueType { get { return SlotValueType.Dynamic; } }
+
+		public override ConcreteSlotValueType concreteValueType
+		{
+			get { return m_ConcreteValueType; }
+		}
+
+		public void SetConcreteType(ConcreteSlotValueType valueType)
+		{
+			m_ConcreteValueType = valueType;
+		}
+
+		public override PreviewProperty GetPreviewProperty(string name)
+		{
+			var propType = ConvertConcreteSlotValueTypeToPropertyType(concreteValueType);
+			var pp = new PreviewProperty(propType) { name = name };
+			if (propType == PropertyType.Vector1)
+				pp.floatValue = value.m00;
+			else
+				pp.vector4Value = new Vector4(value.m00, value.m01, value.m02, value.m03);
+			return pp;
+		}
+
+		protected override string ConcreteSlotValueAsVariable(AbstractMaterialNode.OutputPrecision precision)
+		{
+			var channelCount = SlotValueHelper.GetChannelCount(concreteValueType);
+			string values = NodeUtils.FloatToShaderValue(value.m00);
+			if (channelCount == 1)
+				return values;
+			for (var i = 1; i < channelCount; i++)
+				values += ", " + value.GetRow(0)[i];
+			return string.Format("{0}{1}({2})", precision, channelCount, values);
+		}
+
+		public override void AddDefaultProperty(PropertyCollector properties, GenerationMode generationMode)
+		{
+			if (!generationMode.IsPreview())
+				return;
+
+			var matOwner = owner as AbstractMaterialNode;
+			if (matOwner == null)
+				throw new Exception(string.Format("Slot {0} either has no owner, or the owner is not a {1}", this, typeof(AbstractMaterialNode)));
+
+			IShaderProperty property;
+			switch (concreteValueType)
+			{
+				case ConcreteSlotValueType.Vector4:
+					property = new Vector4ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Vector3:
+					property = new Vector3ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Vector2:
+					property = new Vector2ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Vector1:
+					property = new Vector1ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Matrix4:
+					property = new Matrix4ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Matrix3:
+					property = new Matrix3ShaderProperty();
+					break;
+				case ConcreteSlotValueType.Matrix2:
+					property = new Matrix2ShaderProperty();
+					break;
+				default:
+					throw new ArgumentOutOfRangeException();
+			}
+
+			property.overrideReferenceName = matOwner.GetVariableNameForSlot(id);
+			property.generatePropertyBlock = false;
+			properties.AddShaderProperty(property);
+		}
+
+		public override void CopyValuesFrom(MaterialSlot foundSlot)
+		{
+			var slot = foundSlot as DynamicValueMaterialSlot;
+			if (slot != null)
+				value = slot.value;
+		}
+	}
+}

Testing/Editor/IntegrationTests/ShaderGenerationTest.cs

 {
     public class ShaderGenerationTest
     {
-        private static readonly string[] s_Path =
-        {
-            "UnityShaderEditor",
-            "Editor",
-            "Testing",
-            "IntegrationTests",
-            "Graphs"
-        };
+        static readonly string s_Path = Path.Combine(Path.Combine(Path.Combine(DefaultShaderIncludes.GetRepositoryPath(), "Testing"), "IntegrationTests"), "Graphs");
 
         public struct TestInfo
         {
             {
                 get
                 {
-                    var absoluteGraphsPath = s_Path.Aggregate(Application.dataPath, Path.Combine);
-                    var filePaths = Directory.GetFiles(absoluteGraphsPath).Select(x => new FileInfo(x))
+                    var filePaths = Directory.GetFiles(s_Path).Select(x => new FileInfo(x))
                         .Where(x => x.Extension == ".ShaderGraph");
 
                     foreach (var p in filePaths)
         public void ShaderGeneratorOutput(TestInfo testInfo)
         {
             var file = testInfo.info;
-            var prjRelativeGraphsPath = s_Path.Aggregate("Assets", Path.Combine);
-            var filePath = Path.Combine(prjRelativeGraphsPath, file.Name);
+            var filePath = Path.Combine(s_Path, file.Name);
 
             var textGraph = File.ReadAllText(filePath, Encoding.UTF8);
             var graph = JsonUtility.FromJson<ShaderGraph.MaterialGraph>(textGraph);
             var shaderString = String.Empty;
             //graph.masterNode.GetFullShader(GenerationMode.ForReals, Path.GetFileNameWithoutExtension(filePath), out configuredTextures);
 
-            var rootPath = Directory.GetParent(Directory.GetParent(Application.dataPath).ToString());
-            var shaderTemplatePath = Path.Combine(rootPath.ToString(), "ShaderTemplates");
+            var rootPath = Path.Combine(Path.Combine(DefaultShaderIncludes.GetRepositoryPath(), "Testing"), "IntegrationTests");
+            var shaderTemplatePath = Path.Combine(rootPath, "ShaderTemplates");
             Directory.CreateDirectory(shaderTemplatePath);
 
             var textTemplateFilePath = Path.Combine(shaderTemplatePath, string.Format("{0}.{1}", file.Name, "shader"));
 
                 if (0 != textsAreEqual)
                 {
-                    var failedPath = Path.Combine(rootPath.ToString(), "Failed");
+                    var failedPath = Path.Combine(rootPath, "Failed");
                     Directory.CreateDirectory(failedPath);
                     var misMatchLocationResult = Path.Combine(failedPath, string.Format("{0}.{1}", file.Name, "shader"));
                     var misMatchLocationTemplate = Path.Combine(failedPath, string.Format("{0}.template.{1}", file.Name, "shader"));

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+{
+    "m_SerializedProperties": [],
+    "m_GUID": {
+        "m_GuidSerialized": "17176d7a-f8ae-444e-b467-368306d9740e"
+    },
+    "m_SerializableNodes": [
+        {
+            "typeInfo": {
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