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45 lines
1.8 KiB
45 lines
1.8 KiB
// Amplify Shader Editor - Visual Shader Editing Tool
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// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
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using System;
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using UnityEngine;
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namespace AmplifyShaderEditor
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{
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[Serializable]
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[NodeAttributes( "One Minus", "Math Operators", "1 - input value", null, KeyCode.O )]
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public sealed class OneMinusNode : ParentNode
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{
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protected override void CommonInit( int uniqueId )
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{
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base.CommonInit( uniqueId );
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AddInputPort( WirePortDataType.FLOAT, false, Constants.EmptyPortValue );
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AddOutputPort( WirePortDataType.FLOAT, Constants.EmptyPortValue );
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m_useInternalPortData = true;
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m_previewShaderGUID = "bed5300b92e7bb0419d0f4accb853312";
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}
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public override void OnInputPortConnected( int portId, int otherNodeId, int otherPortId, bool activateNode = true )
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{
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base.OnInputPortConnected( portId, otherNodeId, otherPortId, activateNode );
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m_inputPorts[ 0 ].MatchPortToConnection();
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m_outputPorts[ 0 ].ChangeType( InputPorts[ 0 ].DataType, false );
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}
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public override void OnConnectedOutputNodeChanges( int outputPortId, int otherNodeId, int otherPortId, string name, WirePortDataType type )
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{
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base.OnConnectedOutputNodeChanges( outputPortId, otherNodeId, otherPortId, name, type );
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m_inputPorts[ 0 ].MatchPortToConnection();
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m_outputPorts[ 0 ].ChangeType( InputPorts[ 0 ].DataType, false );
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}
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public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
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{
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if ( m_outputPorts[ 0 ].IsLocalValue( dataCollector.PortCategory ) )
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return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
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string result = "( 1.0 - " + m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector ) + " )";
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return CreateOutputLocalVariable( 0, result, ref dataCollector );
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}
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}
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}
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