1 files changed, 61 insertions, 0 deletions
diff --git a/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/LayeredBlendNode.cs b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/LayeredBlendNode.cs
new file mode 100644
index 00000000..21589b00
--- /dev/null
+++ b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Misc/LayeredBlendNode.cs
@@ -0,0 +1,61 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using UnityEngine;
+using System;
+using UnityEditor;
+
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	[NodeAttributes( "Layered Blend", "Miscellaneous", "Mix all channels through interpolation factors", null, KeyCode.None, true )]
+	public sealed class LayeredBlendNode : WeightedAvgNode
+	{
+		protected override void CommonInit( int uniqueId )
+		{
+			base.CommonInit( uniqueId );
+			m_inputPorts[ 1 ].Name = "Layer Base";
+			AddInputPort( WirePortDataType.FLOAT, false, string.Empty );
+			for ( int i = 2; i < m_inputPorts.Count; i++ )
+			{
+				m_inputPorts[ i ].Name = AmountsStr[ i - 2 ];
+			}
+			m_inputData = new string[ 6 ];
+			m_minimumSize = 2;
+			UpdateConnection( 0 );
+			m_previewShaderGUID = "48faca2f6506fc44c97adb1e2b79c37d";
+		}
+
+		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 );
+
+			GetInputData( ref dataCollector, ignoreLocalvar );
+
+			string result = string.Empty;
+			string localVarName = "layeredBlendVar" + OutputId;
+			dataCollector.AddLocalVariable( UniqueId, CurrentPrecisionType, m_inputPorts[ 0 ].DataType, localVarName, m_inputData[ 0 ] );
+			
+			if ( m_activeCount == 1 )
+			{
+				result = m_inputData[ 0 ];
+			}
+			else if ( m_activeCount == 2 )
+			{
+				result += "lerp( " + m_inputData[ 1 ] + "," + m_inputData[ 2 ] + " , " + localVarName + " )";
+			}
+			else
+			{
+				result = m_inputData[ 1 ];
+				for ( int i = 1; i < m_activeCount; i++ )
+				{
+					result = "lerp( " + result + " , " + m_inputData[ i + 1 ] + " , " + localVarName + Constants.VectorSuffixes[ i - 1 ] + " )";
+				}
+			}
+			result = UIUtils.AddBrackets( result );
+			RegisterLocalVariable( 0, result, ref dataCollector, "layeredBlend" + OutputId );
+			return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
+		}
+	}
+}