1 files changed, 64 insertions, 0 deletions
diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Operators/TFHCRemapNode.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Operators/TFHCRemapNode.cs
new file mode 100644
index 00000000..1b77ed5f
--- /dev/null
+++ b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Operators/TFHCRemapNode.cs
@@ -0,0 +1,64 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+//
+// Custom Node Remap
+// Donated by The Four Headed Cat - @fourheadedcat
+using UnityEngine;
+using System;
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	[NodeAttributes( "Remap", "Math Operators", "Remap value from old min - max range to new min - max range", null, KeyCode.None, true, false, null, null, "The Four Headed Cat - @fourheadedcat" )]
+	public sealed class TFHCRemapNode : DynamicTypeNode
+	{
+
+		protected override void CommonInit( int uniqueId )
+		{
+			base.CommonInit( uniqueId );
+			m_inputPorts[ 0 ].Name = Constants.EmptyPortValue;
+			m_inputPorts[ 1 ].Name = "Min Old";
+			AddInputPort( WirePortDataType.FLOAT, false, "Max Old" );
+			m_inputPorts[ 2 ].FloatInternalData = 1;
+			AddInputPort( WirePortDataType.FLOAT, false, "Min New" );
+			AddInputPort( WirePortDataType.FLOAT, false, "Max New" );
+			m_inputPorts[ 4 ].FloatInternalData = 1;
+			m_textLabelWidth = 100;
+			m_useInternalPortData = true;
+			m_previewShaderGUID = "72dd1cbea889fa047b929d5191e360c0";
+		}
+
+		public override void OnInputPortConnected( int portId, int otherNodeId, int otherPortId, bool activateNode = true )
+		{
+			base.OnInputPortConnected( portId, otherNodeId, otherPortId, activateNode );
+			UpdateConnections();
+		}
+
+		public override void OnConnectedOutputNodeChanges( int outputPortId, int otherNodeId, int otherPortId, string name, WirePortDataType type )
+		{
+			base.OnConnectedOutputNodeChanges( outputPortId, otherNodeId, otherPortId, name, type );
+			UpdateConnections();
+		}
+
+		void UpdateConnections()
+		{
+			m_inputPorts[ 0 ].MatchPortToConnection();
+			m_inputPorts[ 1 ].ChangeType( m_inputPorts[ 0 ].DataType, false );
+			m_inputPorts[ 2 ].ChangeType( m_inputPorts[ 0 ].DataType, false );
+			m_inputPorts[ 3 ].ChangeType( m_inputPorts[ 0 ].DataType, false );
+			m_inputPorts[ 4 ].ChangeType( m_inputPorts[ 0 ].DataType, false );
+			m_outputPorts[ 0 ].ChangeType( m_inputPorts[ 0 ].DataType, false );
+		}
+
+		public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
+		{
+			string value = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
+			string oldMin = m_inputPorts[ 1 ].GenerateShaderForOutput( ref dataCollector, m_inputPorts[ 0 ].DataType, ignoreLocalvar, true );
+			string oldMax = m_inputPorts[ 2 ].GenerateShaderForOutput( ref dataCollector, m_inputPorts[ 0 ].DataType, ignoreLocalvar, true );
+			string newMin = m_inputPorts[ 3 ].GenerateShaderForOutput( ref dataCollector, m_inputPorts[ 0 ].DataType, ignoreLocalvar, true );
+			string newMax = m_inputPorts[ 4 ].GenerateShaderForOutput( ref dataCollector, m_inputPorts[ 0 ].DataType, ignoreLocalvar, true );
+			string strout = "(" + newMin + " + (" + value + " - " + oldMin + ") * (" + newMax + " - " + newMin + ") / (" + oldMax + " - " + oldMin + "))";
+
+			return CreateOutputLocalVariable( 0, strout, ref dataCollector );
+		}
+	}
+}