1 files changed, 0 insertions, 393 deletions
diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/FresnelNode.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/FresnelNode.cs
deleted file mode 100644
index 7cb2a329..00000000
--- a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/FresnelNode.cs
+++ /dev/null
@@ -1,393 +0,0 @@
-// Amplify Shader Editor - Visual Shader Editing Tool
-// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
-// http://kylehalladay.com/blog/tutorial/2014/02/18/Fresnel-Shaders-From-The-Ground-Up.html
-// http://http.developer.nvidia.com/CgTutorial/cg_tutorial_chapter07.html
-
-using System;
-using UnityEngine;
-using UnityEditor;
-
-namespace AmplifyShaderEditor
-{
-	[Serializable]
-	[NodeAttributes( "Fresnel", "Surface Data", "Simple Fresnel effect" )]
-	public sealed class FresnelNode : ParentNode
-	{
-		private const string FresnedFinalVar = "fresnelNode";
-
-		[SerializeField]
-		private ViewSpace m_normalSpace = ViewSpace.Tangent;
-
-		enum FresnelType
-		{
-			Standard = 0,
-			Schlick,
-			SchlickIOR,
-		}
-
-		enum NormalType
-		{
-			WorldNormal = 0,
-			TangentNormal,
-			HalfVector,
-		}
-
-		enum ViewType
-		{
-			ViewDir = 0,
-			LightDir,
-		}
-
-		[SerializeField]
-		private FresnelType m_fresnelType = FresnelType.Standard;
-
-		[SerializeField]
-		private NormalType m_normalType = NormalType.WorldNormal;
-
-		[SerializeField]
-		private ViewType m_viewType = ViewType.ViewDir;
-
-		[SerializeField]
-		private bool m_normalizeVectors = false;
-
-		[SerializeField]
-		private bool m_safePower = false;
-
-		private InputPort m_normalVecPort;
-		private InputPort m_viewVecPort;
-		private InputPort m_biasPort;
-		private InputPort m_scalePort;
-		private InputPort m_powerPort;
-
-		protected override void CommonInit( int uniqueId )
-		{
-			base.CommonInit( uniqueId );
-			AddInputPort( WirePortDataType.FLOAT3, false, "World Normal", -1, MasterNodePortCategory.Fragment, 0 );
-			AddInputPort( WirePortDataType.FLOAT3, false, "View Dir", -1, MasterNodePortCategory.Fragment, 4 );
-			AddInputPort( WirePortDataType.FLOAT, false, "Bias", -1, MasterNodePortCategory.Fragment, 1 );
-			AddInputPort( WirePortDataType.FLOAT, false, "Scale", -1, MasterNodePortCategory.Fragment, 2 );
-			AddInputPort( WirePortDataType.FLOAT, false, "Power", -1, MasterNodePortCategory.Fragment, 3 );
-			AddOutputPort( WirePortDataType.FLOAT, "Out" );
-
-			m_normalVecPort = m_inputPorts[ 0 ];
-			m_viewVecPort = m_inputPorts[ 1 ];
-			m_biasPort = m_inputPorts[ 2 ];
-			m_scalePort = m_inputPorts[ 3 ];
-			m_powerPort = m_inputPorts[ 4 ];
-
-			m_biasPort.AutoDrawInternalData = true;
-			m_scalePort.AutoDrawInternalData = true;
-			m_powerPort.AutoDrawInternalData = true;
-			m_autoWrapProperties = true;
-			m_drawPreviewAsSphere = true;
-			m_normalVecPort.Vector3InternalData = Vector3.forward;
-			m_scalePort.FloatInternalData = 1;
-			m_powerPort.FloatInternalData = 5;
-			m_previewShaderGUID = "240145eb70cf79f428015012559f4e7d";
-		}
-
-		public override void SetPreviewInputs()
-		{
-			base.SetPreviewInputs();
-
-			//m_mate
-			PreviewMaterial.SetInt( "_FresnelType", (int)m_fresnelType );
-
-			if( m_normalType == NormalType.TangentNormal && m_normalVecPort.IsConnected )
-				m_previewMaterialPassId = 2;
-			else if( (m_normalType == NormalType.WorldNormal || m_normalType == NormalType.HalfVector ) && m_normalVecPort.IsConnected && !m_viewVecPort.IsConnected )
-				m_previewMaterialPassId = 1;
-			else if( m_normalType == NormalType.HalfVector && !m_normalVecPort.IsConnected && !m_viewVecPort.IsConnected )
-				m_previewMaterialPassId = 3;
-			else if( m_normalVecPort.IsConnected && m_viewVecPort.IsConnected )
-				m_previewMaterialPassId = 4;
-			else if( !m_normalVecPort.IsConnected && !m_viewVecPort.IsConnected && m_viewType == ViewType.LightDir )
-				m_previewMaterialPassId = 5;
-			else if( !m_normalVecPort.IsConnected && m_viewVecPort.IsConnected && m_normalType == NormalType.HalfVector )
-				m_previewMaterialPassId = 7;
-			else if( !m_normalVecPort.IsConnected && m_viewVecPort.IsConnected )
-				m_previewMaterialPassId = 6;
-			else
-				m_previewMaterialPassId = 0;
-		}
-
-		public override void DrawProperties()
-		{
-			base.DrawProperties();
-
-			EditorGUI.BeginChangeCheck();
-			m_fresnelType = (FresnelType)EditorGUILayoutEnumPopup( "Type", m_fresnelType );
-			m_normalType = (NormalType)EditorGUILayoutEnumPopup( "Normal Vector", m_normalType );
-			m_viewType = (ViewType)EditorGUILayoutEnumPopup( "View Vector", m_viewType );
-			if( EditorGUI.EndChangeCheck() )
-			{
-				UpdatePort();
-			}
-
-			if( !m_biasPort.IsConnected && m_biasPort.Visible )
-				m_biasPort.FloatInternalData = EditorGUILayoutFloatField( m_biasPort.Name, m_biasPort.FloatInternalData );
-			if( !m_scalePort.IsConnected && m_scalePort.Visible )
-				m_scalePort.FloatInternalData = EditorGUILayoutFloatField( m_scalePort.Name, m_scalePort.FloatInternalData );
-			if( !m_powerPort.IsConnected && m_powerPort.Visible )
-				m_powerPort.FloatInternalData = EditorGUILayoutFloatField( m_powerPort.Name, m_powerPort.FloatInternalData );
-
-			m_normalizeVectors = EditorGUILayoutToggle( "Normalize Vectors", m_normalizeVectors );
-			m_safePower = EditorGUILayoutToggle(  PowerNode.SafePowerLabel, m_safePower );
-		}
-
-		private void UpdatePort()
-		{
-			switch( m_normalType )
-			{
-				default:
-				case NormalType.WorldNormal:
-				m_normalVecPort.Name = "World Normal";
-				break;
-				case NormalType.TangentNormal:
-				m_normalVecPort.Name = "Normal";
-				break;
-				case NormalType.HalfVector:
-				m_normalVecPort.Name = "Half Vector";
-				break;
-			}
-
-			switch( m_viewType )
-			{
-				default:
-				case ViewType.ViewDir:
-				m_viewVecPort.Name = "View Dir";
-				break;
-				case ViewType.LightDir:
-				m_viewVecPort.Name = "Light Dir";
-				break;
-			}
-
-			switch( m_fresnelType )
-			{
-				default:
-				case FresnelType.Standard:
-				m_biasPort.Visible = true;
-				m_biasPort.Name = "Bias";
-				m_scalePort.Name = "Scale";
-				m_scalePort.Visible = true;
-				m_powerPort.Visible = true;
-				break;
-				case FresnelType.Schlick:
-				m_biasPort.Visible = true;
-				m_biasPort.Name = "F0";
-				m_scalePort.Visible = false;
-				m_powerPort.Visible = false;
-				break;
-				case FresnelType.SchlickIOR:
-				m_biasPort.Visible = false;
-				m_scalePort.Name = "IOR";
-				m_scalePort.Visible = true;
-				m_powerPort.Visible = false;
-				break;
-			}
-
-			m_sizeIsDirty = true;
-		}
-
-		public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
-		{
-			if( m_outputPorts[ 0 ].IsLocalValue( dataCollector.PortCategory ) )
-				return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
-
-			if( dataCollector.IsFragmentCategory )
-				dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_POS );
-
-			string viewdir = string.Empty;
-			if( m_viewType == ViewType.ViewDir )
-			{
-				if( m_viewVecPort.IsConnected )
-					viewdir = m_viewVecPort.GeneratePortInstructions( ref dataCollector );
-				else
-					viewdir = GeneratorUtils.GenerateViewDirection( ref dataCollector, UniqueId, ViewSpace.World );
-			}
-			else
-			{
-				if( m_viewVecPort.IsConnected )
-					viewdir = m_viewVecPort.GeneratePortInstructions( ref dataCollector );
-				else
-					viewdir = GeneratorUtils.GenerateWorldLightDirection( ref dataCollector, UniqueId, CurrentPrecisionType );
-			}
-
-			string normal = string.Empty;
-			if( m_normalType == NormalType.WorldNormal || m_normalType == NormalType.TangentNormal )
-			{
-				if( m_normalVecPort.IsConnected )
-				{
-					normal = m_normalVecPort.GeneratePortInstructions( ref dataCollector );
-
-					if( dataCollector.IsFragmentCategory )
-					{
-						dataCollector.AddToInput( UniqueId, SurfaceInputs.INTERNALDATA, addSemiColon: false );
-
-						if( m_normalType == NormalType.TangentNormal )
-						{
-							if( dataCollector.IsTemplate )
-							{
-								normal = dataCollector.TemplateDataCollectorInstance.GetWorldNormal( UniqueId, CurrentPrecisionType, normal, OutputId );
-							}
-							else
-							{
-								normal = GeneratorUtils.GenerateWorldNormal( ref dataCollector, UniqueId, CurrentPrecisionType, normal, OutputId );
-								dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_NORMAL, CurrentPrecisionType );
-								dataCollector.ForceNormal = true;
-							}
-						}
-						else
-						{
-							if( m_normalizeVectors )
-								normal = string.Format( "normalize( {0} )", normal );
-						}
-					}
-					else
-					{
-						if( m_normalType == NormalType.TangentNormal )
-						{
-							string wtMatrix = GeneratorUtils.GenerateWorldToTangentMatrix( ref dataCollector, UniqueId, CurrentPrecisionType );
-							normal = "mul( " + normal + "," + wtMatrix + " )";
-						}
-					}
-				}
-				else
-				{
-					if( dataCollector.IsFragmentCategory )
-					{
-						dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_NORMAL, CurrentPrecisionType );
-						if( dataCollector.DirtyNormal )
-							dataCollector.AddToInput( UniqueId, SurfaceInputs.INTERNALDATA, addSemiColon: false );
-					}
-
-					if( dataCollector.IsTemplate )
-						normal = dataCollector.TemplateDataCollectorInstance.GetWorldNormal( CurrentPrecisionType, normalize: ( dataCollector.DirtyNormal && m_normalizeVectors ) );
-					else
-						normal = GeneratorUtils.GenerateWorldNormal( ref dataCollector, UniqueId, ( dataCollector.DirtyNormal && m_normalizeVectors ) );
-
-					if( dataCollector.DirtyNormal )
-					{
-						dataCollector.ForceNormal = true;
-					}
-				}
-			}
-			else
-			{
-				// generate HV
-				if( !m_normalVecPort.IsConnected )
-				{
-					string halfView = GeneratorUtils.GenerateViewDirection( ref dataCollector, UniqueId, ViewSpace.World );
-					string halfLight = GeneratorUtils.GenerateWorldLightDirection( ref dataCollector, UniqueId, CurrentPrecisionType );
-					normal = "halfVector" + OutputId;
-					dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, WirePortDataType.FLOAT3, normal, "normalize( " + halfView + " + " + halfLight + " )" );
-				}
-				else
-				{
-					normal = m_normalVecPort.GeneratePortInstructions( ref dataCollector );
-					if( m_normalizeVectors )
-						normal = string.Format( "normalize( {0} )", normal );
-				}
-			}
-
-			string bias = m_biasPort.GeneratePortInstructions( ref dataCollector );
-			string scale = m_scalePort.GeneratePortInstructions( ref dataCollector );
-			string power = m_powerPort.GeneratePortInstructions( ref dataCollector );
-
-			string fresnelNDotVLocalValue = "dot( " + normal + ", " + viewdir + " )";
-			string fresnelNDotVLocalVar = "fresnelNdotV" + OutputId;
-			dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, WirePortDataType.FLOAT, fresnelNDotVLocalVar, fresnelNDotVLocalValue );
-
-			string fresnelFinalVar = FresnedFinalVar + OutputId;
-
-			string result = string.Empty;
-			switch( m_fresnelType )
-			{
-				default:
-				case FresnelType.Standard:
-				{
-					string powOp = m_safePower?	string.Format( "pow( max( 1.0 - {0} , 0.0001 ), {1} )", fresnelNDotVLocalVar, power ):
-												string.Format( "pow( 1.0 - {0}, {1} )", fresnelNDotVLocalVar, power );
-					result = string.Format( "( {0} + {1} * {2} )", bias, scale, powOp );
-				}
-				break;
-				case FresnelType.Schlick:
-				{
-					string f0VarName = "f0" + OutputId;
-					dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, WirePortDataType.FLOAT, f0VarName, bias );
-					string powOp = m_safePower? string.Format( "pow( max( 1.0 - {0} , 0.0001 ), 5 )", fresnelNDotVLocalVar ) :
-												string.Format( "pow( 1.0 - {0}, 5 )", fresnelNDotVLocalVar );
-					result = string.Format( "( {0} + ( 1.0 - {0} ) * {1} )", f0VarName, powOp );
-				}
-				break;
-				case FresnelType.SchlickIOR:
-				{
-					string iorVarName = "ior" + OutputId;
-					dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, WirePortDataType.FLOAT, iorVarName, scale );
-					string iorPowOp = m_safePower?	string.Format( "pow( max( ( 1 - {0} ) / ( 1 + {0} ) , 0.0001 ), 2 )", iorVarName ):
-													string.Format( "pow( ( 1 - {0} ) / ( 1 + {0} ), 2 )", iorVarName );
-
-					dataCollector.AddLocalVariable( UniqueId, iorVarName +" = "+ iorPowOp + ";");
-
-					string fresnelPowOp = m_safePower?	string.Format( "pow( max( 1.0 - {0} , 0.0001 ), 5 )", fresnelNDotVLocalVar ):
-														string.Format( "pow( 1.0 - {0}, 5 )", fresnelNDotVLocalVar );
-					result = string.Format( "( {0} + ( 1.0 - {0} ) * {1} )", iorVarName, fresnelPowOp );
-				}
-				break;
-			}
-
-			RegisterLocalVariable( 0, result, ref dataCollector, fresnelFinalVar );
-			return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
-		}
-
-		public override void PropagateNodeData( NodeData nodeData, ref MasterNodeDataCollector dataCollector )
-		{
-			base.PropagateNodeData( nodeData, ref dataCollector );
-			if( m_normalType == NormalType.TangentNormal && m_normalVecPort.IsConnected )
-				dataCollector.DirtyNormal = true;
-		}
-
-		public override void ReadFromString( ref string[] nodeParams )
-		{
-			base.ReadFromString( ref nodeParams );
-
-			if( UIUtils.CurrentShaderVersion() > 15305 )
-			{
-				m_fresnelType = (FresnelType)Enum.Parse( typeof( FresnelType ), GetCurrentParam( ref nodeParams ) );
-				m_normalType = (NormalType)Enum.Parse( typeof( NormalType ), GetCurrentParam( ref nodeParams ) );
-				m_viewType = (ViewType)Enum.Parse( typeof( ViewType ), GetCurrentParam( ref nodeParams ) );
-				m_normalizeVectors = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
-				if( UIUtils.CurrentShaderVersion() > 17502 )
-					m_safePower = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
-			}
-			else
-			{
-				if( UIUtils.CurrentShaderVersion() >= 13202 )
-				{
-					m_normalSpace = (ViewSpace)Enum.Parse( typeof( ViewSpace ), GetCurrentParam( ref nodeParams ) );
-				}
-				else
-				{
-					m_normalSpace = ViewSpace.World;
-				}
-
-				if( m_normalSpace == ViewSpace.World )
-					m_normalType = NormalType.WorldNormal;
-				else
-					m_normalType = NormalType.TangentNormal;
-			}
-			UpdatePort();
-		}
-
-		public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
-		{
-			base.WriteToString( ref nodeInfo, ref connectionsInfo );
-
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_fresnelType );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_normalType );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_viewType );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_normalizeVectors );
-			IOUtils.AddFieldValueToString( ref nodeInfo, m_safePower );
-		}
-	}
-}