*移动amplify shader editor到third party目录

1 files changed, 0 insertions, 744 deletions

diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/ParallaxOcclusionMappingNode.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/ParallaxOcclusionMappingNode.cs
deleted file mode 100644
index a956b231..00000000
--- a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/ParallaxOcclusionMappingNode.cs
+++ /dev/null
@@ -1,744 +0,0 @@
-// Amplify Shader Editor - Visual Shader Editing Tool
-// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
-
-using UnityEngine;
-using UnityEditor;
-
-using System;
-namespace AmplifyShaderEditor
-{
-	enum POMTexTypes
-	{
-		Texture2D,
-		Texture3D,
-		TextureArray
-	};
-
-	[Serializable]
-	[NodeAttributes( "Parallax Occlusion Mapping", "UV Coordinates", "Calculates offseted UVs for parallax occlusion mapping" )]
-	public sealed class ParallaxOcclusionMappingNode : ParentNode
-	{
-		private const string ArrayIndexStr = "Array Index";
-		private const string Tex3DSliceStr = "Tex3D Slice";
-
-		private readonly string[] m_channelTypeStr = { "Red Channel", "Green Channel", "Blue Channel", "Alpha Channel" };
-		private readonly string[] m_channelTypeVal = { "r", "g", "b", "a" };
-		
-		[SerializeField]
-		private int m_selectedChannelInt = 0;
-
-		//[SerializeField]
-		//private int m_minSamples = 8;
-
-		//[SerializeField]
-		//private int m_maxSamples = 16;
-		[SerializeField]
-		private InlineProperty m_inlineMinSamples = new InlineProperty( 8 );
-
-		[SerializeField]
-		private InlineProperty m_inlineMaxSamples = new InlineProperty( 16 );
-		
-		[ SerializeField]
-		private int m_sidewallSteps = 2;
-
-		[SerializeField]
-		private float m_defaultScale = 0.02f;
-
-		[SerializeField]
-		private float m_defaultRefPlane = 0f;
-
-		[SerializeField]
-		private bool m_clipEnds = false;
-
-		[SerializeField]
-		private Vector2 m_tilling = new Vector2( 1, 1 );
-
-		[SerializeField]
-		private bool m_useCurvature = false;
-
-		//[SerializeField]
-		//private bool m_useTextureArray = false;
-		[SerializeField]
-		private POMTexTypes m_pomTexType = POMTexTypes.Texture2D;
-
-		//[SerializeField]
-		//private bool m_useCurvature = false;
-
-		[SerializeField]
-		private Vector2 m_CurvatureVector = new Vector2( 0, 0 );
-		
-		private string m_functionHeader = "POM( {0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}, {8}, {9}, {10}, {11}, {12}, {13} )";
-		private string m_functionBody = string.Empty;
-
-		//private const string WorldDirVarStr = "worldViewDir";
-		
-		private InputPort m_uvPort;
-		private InputPort m_texPort;
-		private InputPort m_scalePort;
-		private InputPort m_viewdirTanPort;
-		private InputPort m_refPlanePort;
-		private InputPort m_curvaturePort;
-		private InputPort m_arrayIndexPort;
-
-		private OutputPort m_pomUVPort;
-
-		private Vector4Node m_texCoordsHelper;
-
-		protected override void CommonInit( int uniqueId )
-		{
-			base.CommonInit( uniqueId );
-			AddInputPort( WirePortDataType.FLOAT2, false, "UV" );
-			AddInputPort( WirePortDataType.SAMPLER2D, false, "Tex" );
-			AddInputPort( WirePortDataType.FLOAT, false, "Scale" );
-			AddInputPort( WirePortDataType.FLOAT3, false, "ViewDir (tan)" );
-			AddInputPort( WirePortDataType.FLOAT, false, "Ref Plane" );
-			AddInputPort( WirePortDataType.FLOAT2, false, "Curvature" );
-			AddInputPort( WirePortDataType.FLOAT, false, ArrayIndexStr );
-			AddOutputPort( WirePortDataType.FLOAT2, "Out" );
-
-			m_uvPort = m_inputPorts[ 0 ];
-			m_texPort = m_inputPorts[ 1 ];
-			m_scalePort = m_inputPorts[ 2 ];
-			m_viewdirTanPort = m_inputPorts[ 3 ];
-			m_refPlanePort = m_inputPorts[ 4 ];
-			m_pomUVPort = m_outputPorts[ 0 ];
-			m_curvaturePort = m_inputPorts[ 5 ];
-			m_arrayIndexPort = m_inputPorts[ 6 ];
-			m_scalePort.FloatInternalData = 0.02f;
-			m_useInternalPortData = false;
-			m_textLabelWidth = 130;
-			m_autoWrapProperties = true;
-			m_curvaturePort.Visible = false;
-			m_arrayIndexPort.Visible = false;
-			UpdateSampler();
-		}
-
-		public override void DrawProperties()
-		{
-			base.DrawProperties();
-
-			EditorGUI.BeginChangeCheck();
-			m_selectedChannelInt = EditorGUILayoutPopup( "Channel", m_selectedChannelInt, m_channelTypeStr );
-			if ( EditorGUI.EndChangeCheck() )
-			{
-				UpdateSampler();
-				GeneratePOMfunction();
-			}
-			EditorGUIUtility.labelWidth = 105;
-
-			//m_minSamples = EditorGUILayoutIntSlider( "Min Samples", m_minSamples, 1, 128 );
-			UndoParentNode inst = this;
-			m_inlineMinSamples.CustomDrawer( ref inst, ( x ) => { m_inlineMinSamples.IntValue = EditorGUILayoutIntSlider( "Min Samples", m_inlineMinSamples.IntValue, 1, 128 ); }, "Min Samples" );
-			//m_maxSamples = EditorGUILayoutIntSlider( "Max Samples", m_maxSamples, 1, 128 );
-			m_inlineMaxSamples.CustomDrawer( ref inst, ( x ) => { m_inlineMaxSamples.IntValue = EditorGUILayoutIntSlider( "Max Samples", m_inlineMaxSamples.IntValue, 1, 128 ); }, "Max Samples" );
-
-			EditorGUI.BeginChangeCheck();
-			m_sidewallSteps = EditorGUILayoutIntSlider( "Sidewall Steps", m_sidewallSteps, 0, 10 );
-			if ( EditorGUI.EndChangeCheck() )
-			{
-				GeneratePOMfunction();
-			}
-
-
-			EditorGUI.BeginDisabledGroup(m_scalePort.IsConnected );
-			m_defaultScale = EditorGUILayoutSlider( "Default Scale", m_defaultScale, 0, 1 );
-			EditorGUI.EndDisabledGroup();
-
-			EditorGUI.BeginDisabledGroup( m_refPlanePort.IsConnected );
-			m_defaultRefPlane = EditorGUILayoutSlider( "Default Ref Plane", m_defaultRefPlane, 0, 1 );
-			EditorGUI.EndDisabledGroup();
-			EditorGUIUtility.labelWidth = m_textLabelWidth;
-			EditorGUI.BeginChangeCheck();
-			//m_useTextureArray = EditorGUILayoutToggle( "Use Texture Array", m_useTextureArray );
-			m_pomTexType = (POMTexTypes)EditorGUILayoutEnumPopup( "Texture Type", m_pomTexType );
-			if( EditorGUI.EndChangeCheck() )
-			{
-				UpdateIndexPort();
-				m_sizeIsDirty = true;
-				GeneratePOMfunction();
-				//UpdateCurvaturePort();
-			}
-
-			if( m_arrayIndexPort.Visible && !m_arrayIndexPort.IsConnected )
-			{
-				m_arrayIndexPort.FloatInternalData = EditorGUILayoutFloatField( "Array Index", m_arrayIndexPort.FloatInternalData );
-			}
-
-			//float cached = EditorGUIUtility.labelWidth;
-			//EditorGUIUtility.labelWidth = 70;
-			m_clipEnds = EditorGUILayoutToggle( "Clip Edges", m_clipEnds );
-			//EditorGUIUtility.labelWidth = -1;
-			//EditorGUIUtility.labelWidth = 100;
-			//EditorGUILayout.BeginHorizontal();
-			//EditorGUI.BeginDisabledGroup( !m_clipEnds );
-			//m_tilling = EditorGUILayout.Vector2Field( string.Empty, m_tilling );
-			//EditorGUI.EndDisabledGroup();
-			//EditorGUILayout.EndHorizontal();
-			//EditorGUIUtility.labelWidth = cached;
-
-			EditorGUI.BeginChangeCheck();
-			m_useCurvature = EditorGUILayoutToggle( "Clip Silhouette", m_useCurvature );
-			if ( EditorGUI.EndChangeCheck() )
-			{
-				GeneratePOMfunction();
-				UpdateCurvaturePort();
-			}
-
-			EditorGUI.BeginDisabledGroup( !(m_useCurvature && !m_curvaturePort.IsConnected) );
-			m_CurvatureVector = EditorGUILayoutVector2Field( string.Empty, m_CurvatureVector );
-			EditorGUI.EndDisabledGroup();
-
-			EditorGUILayout.HelpBox( "WARNING:\nTex must be connected to a Texture Object for this node to work\n\nMin and Max samples:\nControl the minimum and maximum number of layers extruded\n\nSidewall Steps:\nThe number of interpolations done to smooth the extrusion result on the side of the layer extrusions, min is used at steep angles while max is used at orthogonal angles\n\n"+
-				"Ref Plane:\nReference plane lets you adjust the starting reference height, 0 = deepen ground, 1 = raise ground, any value above 0 might cause distortions at higher angles\n\n"+
-				"Clip Edges:\nThis will clip the ends of your uvs to give a more 3D look at the edges. It'll use the tilling given by your Heightmap input.\n\n"+
-				"Clip Silhouette:\nTurning this on allows you to use the UV coordinates to clip the effect curvature in U or V axis, useful for cylinders, works best with 'Clip Edges' turned OFF", MessageType.None );
-		}
-
-		private void UpdateIndexPort()
-		{
-			m_arrayIndexPort.Visible = m_pomTexType != POMTexTypes.Texture2D;
-			if( m_arrayIndexPort.Visible )
-			{
-				m_arrayIndexPort.Name = m_pomTexType == POMTexTypes.Texture3D ? Tex3DSliceStr : ArrayIndexStr;
-			}
-		}
-
-		private void UpdateSampler()
-		{
-			m_texPort.Name = "Tex (" + m_channelTypeVal[ m_selectedChannelInt ].ToUpper() + ")";
-		}
-
-		private void UpdateCurvaturePort()
-		{
-			if ( m_useCurvature )
-				m_curvaturePort.Visible = true;
-			else
-				m_curvaturePort.Visible = false;
-
-			m_sizeIsDirty = true;
-		}
-
-		public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
-		{
-			if( !m_texPort.IsConnected )
-			{
-				UIUtils.ShowMessage( UniqueId, "Parallax Occlusion Mapping node only works if a Texture Object is connected to its Tex (R) port" );
-				return "0";
-			}
-			base.GenerateShaderForOutput( outputId, ref dataCollector, ignoreLocalvar );
-			WirePortDataType texType = ( m_pomTexType == POMTexTypes.Texture3D )?WirePortDataType.SAMPLER3D: WirePortDataType.SAMPLER2D;
-
-			GeneratePOMfunction();
-			string arrayIndex = m_arrayIndexPort.Visible?m_arrayIndexPort.GeneratePortInstructions( ref dataCollector ):"0";
-			string textcoords = m_uvPort.GeneratePortInstructions( ref dataCollector );
-			if( m_pomTexType == POMTexTypes.Texture3D )
-			{
-				string texName = "pomTexCoord" + OutputId;
-				dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, WirePortDataType.FLOAT3, texName, string.Format( "float3({0},{1})", textcoords, arrayIndex ) );
-				textcoords = texName;
-			}
-
-			string texture = m_texPort.GenerateShaderForOutput( ref dataCollector, texType,false,true );
-			string scale = m_defaultScale.ToString();
-			if( m_scalePort.IsConnected )
-				scale = m_scalePort.GeneratePortInstructions( ref dataCollector );
-
-			string viewDirTan = "";
-			if ( !m_viewdirTanPort.IsConnected )
-			{
-				if ( !dataCollector.DirtyNormal )
-					dataCollector.ForceNormal = true;
-
-				
-				if ( dataCollector.IsTemplate )
-				{
-					viewDirTan = dataCollector.TemplateDataCollectorInstance.GetTangentViewDir( CurrentPrecisionType );
-				}
-				else
-				{
-					viewDirTan = GeneratorUtils.GenerateViewDirection( ref dataCollector, UniqueId, ViewSpace.Tangent );
-					//dataCollector.AddToInput( UniqueId, SurfaceInputs.VIEW_DIR, m_currentPrecisionType );
-					//viewDirTan = Constants.InputVarStr + "." + UIUtils.GetInputValueFromType( SurfaceInputs.VIEW_DIR );
-				}
-			}
-			else
-			{
-				viewDirTan = m_viewdirTanPort.GeneratePortInstructions( ref dataCollector );
-			}
-
-			//generate world normal
-			string normalWorld = string.Empty;
-			if ( dataCollector.IsTemplate )
-			{
-				normalWorld = dataCollector.TemplateDataCollectorInstance.GetWorldNormal( CurrentPrecisionType );
-			}
-			else
-			{
-				dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_NORMAL, CurrentPrecisionType );
-				dataCollector.AddToInput( UniqueId, SurfaceInputs.INTERNALDATA, addSemiColon: false );
-				normalWorld = GeneratorUtils.GenerateWorldNormal( ref dataCollector, UniqueId );
-			}
-
-			//string normalWorld = "WorldNormalVector( " + Constants.InputVarStr + ", float3( 0, 0, 1 ) )";
-
-			//generate viewDir in world space
-
-			//string worldPos = string.Empty;
-			//if( dataCollector.IsTemplate )
-			//{
-			//	worldPos = dataCollector.TemplateDataCollectorInstance.GetWorldPos();
-			//}
-			//else
-			//{
-			//	dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_POS );
-			//	worldPos = Constants.InputVarStr + ".worldPos";
-			//}
-
-			//if( !dataCollector.IsTemplate )
-			//	dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_POS );
-
-			string worldViewDir = GeneratorUtils.GenerateViewDirection( ref dataCollector, UniqueId, ViewSpace.World );
-			//dataCollector.AddToLocalVariables( UniqueId, m_currentPrecisionType, WirePortDataType.FLOAT3, WorldDirVarStr, TemplateHelperFunctions.WorldSpaceViewDir( dataCollector, worldPos, true ) );
-			string dx = "ddx("+ textcoords + ")";
-			string dy = "ddy(" + textcoords + ")";
-
-			string refPlane = m_defaultRefPlane.ToString();
-			if ( m_refPlanePort.IsConnected )
-				refPlane = m_refPlanePort.GeneratePortInstructions( ref dataCollector );
-
-
-			string curvature = "float2("+ m_CurvatureVector.x + "," + m_CurvatureVector.y + ")";
-			if ( m_useCurvature )
-			{
-				dataCollector.AddToProperties( UniqueId, "[Header(Parallax Occlusion Mapping)]", 300 );
-				dataCollector.AddToProperties( UniqueId, "_CurvFix(\"Curvature Bias\", Range( 0 , 1)) = 1", 301 );
-				dataCollector.AddToUniforms( UniqueId, "uniform float _CurvFix;" );
-
-				if ( m_curvaturePort.IsConnected )
-					curvature = m_curvaturePort.GeneratePortInstructions( ref dataCollector );
-			}
-
-
-			string localVarName = "OffsetPOM" + OutputId;
-			string textCoordsST = string.Empty;
-			//string textureSTType = dataCollector.IsSRP ? "float4 " : "uniform float4 ";
-			//dataCollector.AddToUniforms( UniqueId, textureSTType + texture +"_ST;");
-			if( m_texCoordsHelper == null )
-			{
-				m_texCoordsHelper = CreateInstance<Vector4Node>();
-				m_texCoordsHelper.ContainerGraph = ContainerGraph;
-				m_texCoordsHelper.SetBaseUniqueId( UniqueId, true );
-				m_texCoordsHelper.RegisterPropertyOnInstancing = false;
-				m_texCoordsHelper.AddGlobalToSRPBatcher = true;
-			}
-
-			if( UIUtils.CurrentWindow.OutsideGraph.IsInstancedShader )
-			{
-				m_texCoordsHelper.CurrentParameterType = PropertyType.InstancedProperty;
-			}
-			else
-			{
-				m_texCoordsHelper.CurrentParameterType = PropertyType.Global;
-			}
-			m_texCoordsHelper.ResetOutputLocals();
-			m_texCoordsHelper.SetRawPropertyName( texture + "_ST" );
-			textCoordsST = m_texCoordsHelper.GenerateShaderForOutput( 0, ref dataCollector, false );
-			//////
-
-			if( m_pomTexType == POMTexTypes.TextureArray )
-				dataCollector.UsingArrayDerivatives = true;
-			string textureArgs = string.Empty;
-			if( m_pomTexType == POMTexTypes.TextureArray )
-			{
-				if( UIUtils.CurrentWindow.OutsideGraph.IsSRP )
-				{
-					textureArgs = "TEXTURE2D_ARRAY_ARGS( " + texture + ", sampler" + texture + ")";
-				}
-				else
-				{
-					textureArgs = "UNITY_PASS_TEX2DARRAY(" + texture + ")";
-				}
-			}
-			else
-			{
-				bool sampleThroughMacros = UIUtils.CurrentWindow.OutsideGraph.SamplingThroughMacros;
-				if( sampleThroughMacros )
-				{
-					dataCollector.AddToUniforms( UniqueId, string.Format( Constants.SamplerDeclarationSRPMacros[ TextureType.Texture2D ], texture ) );
-					textureArgs = string.Format( "{0},sampler{0}", texture );
-				}
-				else
-				{
-					textureArgs = texture;
-				}
-			}
-			//string functionResult = dataCollector.AddFunctions( m_functionHeader, m_functionBody, ( (m_pomTexType == POMTexTypes.TextureArray) ? "UNITY_PASS_TEX2DARRAY(" + texture + ")": texture), textcoords, dx, dy, normalWorld, worldViewDir, viewDirTan, m_minSamples, m_maxSamples, scale, refPlane, texture+"_ST.xy", curvature, arrayIndex );
-			string functionResult = dataCollector.AddFunctions( m_functionHeader, m_functionBody, textureArgs, textcoords, dx, dy, normalWorld, worldViewDir, viewDirTan, m_inlineMinSamples.GetValueOrProperty(false), m_inlineMinSamples.GetValueOrProperty(false), scale, refPlane, textCoordsST + ".xy", curvature, arrayIndex );
-
-			dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, m_pomUVPort.DataType, localVarName, functionResult );
-
-			return GetOutputVectorItem( 0, outputId, localVarName );
-		}
-
-		private void GeneratePOMfunction()
-		{
-			bool sampleThroughMacros = UIUtils.CurrentWindow.OutsideGraph.SamplingThroughMacros;
-			m_functionBody = string.Empty;
-			switch( m_pomTexType )
-			{
-				default:
-				case POMTexTypes.Texture2D:
-				{
-					string sampleParam = sampleThroughMacros ? "TEXTURE2D_PARAM(heightMap,samplerheightMap)" : "sampler2D heightMap";
-					IOUtils.AddFunctionHeader( ref m_functionBody, string.Format("inline float2 POM( {0}, float2 uvs, float2 dx, float2 dy, float3 normalWorld, float3 viewWorld, float3 viewDirTan, int minSamples, int maxSamples, float parallax, float refPlane, float2 tilling, float2 curv, int index )", sampleParam ));
-				}
-				break;
-				case POMTexTypes.Texture3D:
-				{
-					string sampleParam = sampleThroughMacros ? "TEXTURE3D_PARAM( heightMap,samplerheightMap) " : "sampler3D heightMap";
-					IOUtils.AddFunctionHeader( ref m_functionBody, string.Format("inline float2 POM( {0}, float3 uvs, float3 dx, float3 dy, float3 normalWorld, float3 viewWorld, float3 viewDirTan, int minSamples, int maxSamples, float parallax, float refPlane, float2 tilling, float2 curv, int index )", sampleParam ) );
-				}
-				break;
-				case POMTexTypes.TextureArray:
-				if( UIUtils.CurrentWindow.OutsideGraph.IsSRP )
-					IOUtils.AddFunctionHeader( ref m_functionBody, "inline float2 POM( TEXTURE2D_ARRAY_PARAM(heightMap,samplerheightMap), float2 uvs, float2 dx, float2 dy, float3 normalWorld, float3 viewWorld, float3 viewDirTan, int minSamples, int maxSamples, float parallax, float refPlane, float2 tilling, float2 curv, int index )" );
-				else
-					IOUtils.AddFunctionHeader( ref m_functionBody, "inline float2 POM( UNITY_ARGS_TEX2DARRAY(heightMap), float2 uvs, float2 dx, float2 dy, float3 normalWorld, float3 viewWorld, float3 viewDirTan, int minSamples, int maxSamples, float parallax, float refPlane, float2 tilling, float2 curv, int index )" );
-				break;
-			}
-			
-			IOUtils.AddFunctionLine( ref m_functionBody, "float3 result = 0;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "int stepIndex = 0;" );
-			//IOUtils.AddFunctionLine( ref m_functionBody, "int numSteps = ( int )( minSamples + dot( viewWorld, normalWorld ) * ( maxSamples - minSamples ) );" );
-			//IOUtils.AddFunctionLine( ref m_functionBody, "int numSteps = ( int )lerp( maxSamples, minSamples, length( fwidth( uvs ) ) * 10 );" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "int numSteps = ( int )lerp( (float)maxSamples, (float)minSamples, saturate( dot( normalWorld, viewWorld ) ) );" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float layerHeight = 1.0 / numSteps;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float2 plane = parallax * ( viewDirTan.xy / viewDirTan.z );" );
-
-			switch( m_pomTexType )
-			{
-				default:
-				case POMTexTypes.Texture2D:
-				IOUtils.AddFunctionLine( ref m_functionBody, "uvs += refPlane * plane;" );
-				break;
-				case POMTexTypes.Texture3D:
-				IOUtils.AddFunctionLine( ref m_functionBody, "uvs.xy += refPlane * plane;" );
-				break;
-				case POMTexTypes.TextureArray:
-				IOUtils.AddFunctionLine( ref m_functionBody, "uvs += refPlane * plane;" );
-				break;
-			}
-			
-			IOUtils.AddFunctionLine( ref m_functionBody, "float2 deltaTex = -plane * layerHeight;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float2 prevTexOffset = 0;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float prevRayZ = 1.0f;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float prevHeight = 0.0f;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float2 currTexOffset = deltaTex;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float currRayZ = 1.0f - layerHeight;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float currHeight = 0.0f;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float intersection = 0;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "float2 finalTexOffset = 0;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "while ( stepIndex < numSteps + 1 )" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "{" );
-			if( m_useCurvature )
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "	result.z = dot( curv, currTexOffset * currTexOffset );" );
-
-
-				switch( m_pomTexType )
-				{
-					default:
-					case POMTexTypes.Texture2D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_GRAD( heightMap, samplerheightMap, uvs + currTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = tex2Dgrad( heightMap, uvs + currTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-						}
-					}
-					break;
-					case POMTexTypes.Texture3D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_GRAD( heightMap, samplerheightMap, uvs + float3(currTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = tex3Dgrad( heightMap, uvs + float3(currTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-						}
-					}
-					break;
-					case POMTexTypes.TextureArray:
-					if( UIUtils.CurrentWindow.OutsideGraph.IsSRP )
-						IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_ARRAY_GRAD( heightMap,samplerheightMap, uvs + currTexOffset,index, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-					else
-						IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = ASE_SAMPLE_TEX2DARRAY_GRAD( heightMap, float3(uvs + currTexOffset,index), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + " * ( 1 - result.z );" );
-					break;
-				}
-				
-			}
-			else
-			{
-				switch( m_pomTexType )
-				{
-					default:
-					case POMTexTypes.Texture2D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_GRAD( heightMap,samplerheightMap, uvs + currTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = tex2Dgrad( heightMap, uvs + currTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-					}
-					break;
-					case POMTexTypes.Texture3D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_GRAD( heightMap, samplerheightMap, uvs + float3(currTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = tex3Dgrad( heightMap, uvs + float3(currTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-					}
-					break;
-					case POMTexTypes.TextureArray:
-					if( UIUtils.CurrentWindow.OutsideGraph.IsSRP )
-						IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = SAMPLE_TEXTURE2D_ARRAY_GRAD( heightMap, samplerheightMap, uvs + currTexOffset,index, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-					else
-						IOUtils.AddFunctionLine( ref m_functionBody, "	currHeight = ASE_SAMPLE_TEX2DARRAY_GRAD( heightMap,  float3(uvs + currTexOffset,index), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-					break;
-				}
-			}
-			IOUtils.AddFunctionLine( ref m_functionBody, "	if ( currHeight > currRayZ )" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "	{" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		stepIndex = numSteps + 1;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "	}" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "	else" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "	{" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		stepIndex++;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		prevTexOffset = currTexOffset;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		prevRayZ = currRayZ;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		prevHeight = currHeight;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "		currTexOffset += deltaTex;" );
-			if ( m_useCurvature )
-				IOUtils.AddFunctionLine( ref m_functionBody, "		currRayZ -= layerHeight * ( 1 - result.z ) * (1+_CurvFix);" );
-			else
-				IOUtils.AddFunctionLine( ref m_functionBody, "		currRayZ -= layerHeight;" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "	}" );
-			IOUtils.AddFunctionLine( ref m_functionBody, "}" );
-
-			if ( m_sidewallSteps > 0 )
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "int sectionSteps = " + m_sidewallSteps + ";" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "int sectionIndex = 0;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "float newZ = 0;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "float newHeight = 0;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "while ( sectionIndex < sectionSteps )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "{" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	intersection = ( prevHeight - prevRayZ ) / ( prevHeight - currHeight + currRayZ - prevRayZ );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	finalTexOffset = prevTexOffset + intersection * deltaTex;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	newZ = prevRayZ - intersection * layerHeight;" );
-
-				switch( m_pomTexType )
-				{
-					default:
-					case POMTexTypes.Texture2D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = SAMPLE_TEXTURE2D_GRAD( heightMap, samplerheightMap, uvs + finalTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = tex2Dgrad( heightMap, uvs + finalTexOffset, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-					}
-					break;
-					case POMTexTypes.Texture3D:
-					{
-						if( sampleThroughMacros )
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = SAMPLE_TEXTURE2D_GRAD( heightMap, samplerheightMap, uvs + float3(finalTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-						else
-						{
-							IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = tex3Dgrad( heightMap, uvs + float3(finalTexOffset,0), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-						}
-					}
-					break;
-					case POMTexTypes.TextureArray:
-					if( UIUtils.CurrentWindow.OutsideGraph.IsSRP )
-						IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = SAMPLE_TEXTURE2D_ARRAY_GRAD( heightMap, samplerheightMap, uvs + finalTexOffset,index, dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-					else
-						IOUtils.AddFunctionLine( ref m_functionBody, "	newHeight = ASE_SAMPLE_TEX2DARRAY_GRAD( heightMap, float3(uvs + finalTexOffset,index), dx, dy )." + m_channelTypeVal[ m_selectedChannelInt ] + ";" );
-					break;
-				}
-				
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( newHeight > newZ )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	{" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		currTexOffset = finalTexOffset;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		currHeight = newHeight;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		currRayZ = newZ;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		deltaTex = intersection * deltaTex;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		layerHeight = intersection * layerHeight;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	}" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	else" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	{" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		prevTexOffset = finalTexOffset;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		prevHeight = newHeight;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		prevRayZ = newZ;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		deltaTex = ( 1 - intersection ) * deltaTex;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		layerHeight = ( 1 - intersection ) * layerHeight;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	}" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	sectionIndex++;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "}" );
-			}
-			else
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "finalTexOffset = currTexOffset;" );
-			}
-
-			if ( m_useCurvature )
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "#ifdef UNITY_PASS_SHADOWCASTER" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "if ( unity_LightShadowBias.z == 0.0 )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "{" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#endif" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( result.z > 1 )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		clip( -1 );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#ifdef UNITY_PASS_SHADOWCASTER" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "}" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#endif" );
-			}
-
-			if ( m_clipEnds )
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "result.xy = uvs + finalTexOffset;" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#ifdef UNITY_PASS_SHADOWCASTER" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "if ( unity_LightShadowBias.z == 0.0 )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "{" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#endif" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( result.x < 0 )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		clip( -1 );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( result.x > tilling.x )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		clip( -1 );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( result.y < 0 )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		clip( -1 );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "	if ( result.y > tilling.y )" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "		clip( -1 );" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#ifdef UNITY_PASS_SHADOWCASTER" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "}" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "#endif" );
-				IOUtils.AddFunctionLine( ref m_functionBody, "return result.xy;" );
-			}
-			else
-			{
-				IOUtils.AddFunctionLine( ref m_functionBody, "return uvs + finalTexOffset;" );
-			}
-			IOUtils.CloseFunctionBody( ref m_functionBody );
-		}
-
-		public override void ReadFromString( ref string[] nodeParams )
-		{
-			base.ReadFromString( ref nodeParams );
-			m_selectedChannelInt = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-			//m_minSamples = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-			//m_maxSamples = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-			if( UIUtils.CurrentShaderVersion() < 15406 )
-			{
-				m_inlineMinSamples.IntValue = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-				m_inlineMaxSamples.IntValue = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-			}
-			else
-			{
-				m_inlineMinSamples.ReadFromString( ref m_currentReadParamIdx, ref nodeParams );
-				m_inlineMaxSamples.ReadFromString( ref m_currentReadParamIdx, ref nodeParams );
-			}
-			m_sidewallSteps = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
-			m_defaultScale = Convert.ToSingle( GetCurrentParam( ref nodeParams ) );
-			m_defaultRefPlane = Convert.ToSingle( GetCurrentParam( ref nodeParams ) );
-			if ( UIUtils.CurrentShaderVersion() > 3001 )
-			{
-				m_clipEnds = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
-				string[] vector2Component = GetCurrentParam( ref nodeParams ).Split( IOUtils.VECTOR_SEPARATOR );
-				if ( vector2Component.Length == 2 )
-				{
-					m_tilling.x = Convert.ToSingle( vector2Component[ 0 ] );
-					m_tilling.y = Convert.ToSingle( vector2Component[ 1 ] );
-				}
-			}
-
-			if ( UIUtils.CurrentShaderVersion() > 5005 )
-			{
-				m_useCurvature = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
-				m_CurvatureVector = IOUtils.StringToVector2( GetCurrentParam( ref nodeParams ) );
-			}
-
-			if( UIUtils.CurrentShaderVersion() > 13103 )
-			{
-				if( UIUtils.CurrentShaderVersion() < 15307 )
-				{
-					bool arrayIndexVisible = false;
-					arrayIndexVisible = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
-					m_pomTexType = arrayIndexVisible ? POMTexTypes.TextureArray : POMTexTypes.Texture2D;
-				}
-				else
-				{
-					m_pomTexType = (POMTexTypes)Enum.Parse( typeof(POMTexTypes), GetCurrentParam( ref nodeParams ) );
-				}
-
-				UpdateIndexPort();
-			}
-
-			UpdateSampler();
-			GeneratePOMfunction();
-			UpdateCurvaturePort();
-		}
-
-		public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
-		{
-			base.WriteToString( ref nodeInfo, ref connectionsInfo );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_selectedChannelInt );
-			//IOUtils.AddFieldValueToString( ref nodeInfo, m_minSamples );
-			//IOUtils.AddFieldValueToString( ref nodeInfo, m_maxSamples );
-			m_inlineMinSamples.WriteToString( ref nodeInfo );
-			m_inlineMaxSamples.WriteToString( ref nodeInfo );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_sidewallSteps );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_defaultScale );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_defaultRefPlane );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_clipEnds );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_tilling.x.ToString() + IOUtils.VECTOR_SEPARATOR + m_tilling.y.ToString() );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_useCurvature );
-			IOUtils.AddFieldValueToString( ref nodeInfo, IOUtils.Vector2ToString( m_CurvatureVector ) );
-			//IOUtils.AddFieldValueToString( ref nodeInfo, m_useTextureArray );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_pomTexType);
-		}
-
-		public override void Destroy()
-		{
-			base.Destroy();
-			//Not calling m_texCoordsHelper.Destroy() on purpose so UIUtils does not incorrectly unregister stuff
-			if( m_texCoordsHelper != null )
-			{
-				DestroyImmediate( m_texCoordsHelper );
-				m_texCoordsHelper = null;
-			}
-
-
-			m_uvPort = null;
-			m_texPort = null;
-			m_scalePort = null;
-			m_viewdirTanPort = null;
-			m_pomUVPort = null;
-		}
-	}
-}