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99 lines
3.1 KiB
99 lines
3.1 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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using UnityEditor;
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namespace AmplifyShaderEditor
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{
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[Serializable]
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[NodeAttributes( "Blend Normals", "Textures", "Blend Normals" )]
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public class BlendNormalsNode : ParentNode
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{
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public readonly static string[] ModeListStr = { "Tangent Normals", "Reoriented Tangent Normals", "Reoriented World Normals" };
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public readonly static int[] ModeListInt = { 0, 1, 2 };
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[SerializeField]
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public int m_selectedMode = 0;
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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.FLOAT3, false, "Normal A" );
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AddInputPort( WirePortDataType.FLOAT3, false, "Normal B" );
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AddInputPort( WirePortDataType.FLOAT3, false, "Vertex Normal" );
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m_inputPorts[ 2 ].Visible = false;
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AddOutputPort( WirePortDataType.FLOAT3, "XYZ" );
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m_useInternalPortData = true;
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m_previewShaderGUID = "bcdf750ff5f70444f98b8a3efa50dc6f";
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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( !( dataCollector.IsTemplate && dataCollector.IsSRP ) )
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dataCollector.AddToIncludes( UniqueId, Constants.UnityStandardUtilsLibFuncs );
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string _inputA = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
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string _inputB = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector );
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string result = "BlendNormals( " + _inputA + " , " + _inputB + " )";
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if( dataCollector.IsTemplate && dataCollector.IsSRP )
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{
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switch( m_selectedMode )
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{
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default:
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case 0:
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result = "BlendNormal( " + _inputA + " , " + _inputB + " )";
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break;
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case 1:
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result = "BlendNormalRNM( " + _inputA + " , " + _inputB + " )";
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break;
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case 2:
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string inputC = m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector );
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result = "BlendNormalWorldspaceRNM( " + _inputA + " , " + _inputB + ", " + inputC + " )";
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break;
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}
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}
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return CreateOutputLocalVariable( 0, result, ref dataCollector );
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}
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public override void DrawProperties()
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{
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base.DrawProperties();
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if( ContainerGraph.IsSRP )
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{
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NodeUtils.DrawPropertyGroup( ref m_propertiesFoldout, Constants.ParameterLabelStr, () =>
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{
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EditorGUI.BeginChangeCheck();
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m_selectedMode = EditorGUILayoutIntPopup( "Mode", m_selectedMode, ModeListStr, ModeListInt );
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if( EditorGUI.EndChangeCheck() )
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{
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if( m_selectedMode == 2 )
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{
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m_inputPorts[ 2 ].Visible = true;
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}
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else
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{
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m_inputPorts[ 2 ].Visible = false;
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}
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m_sizeIsDirty = true;
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}
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} );
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}
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}
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public override void ReadFromString( ref string[] nodeParams )
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{
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base.ReadFromString( ref nodeParams );
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if( UIUtils.CurrentShaderVersion() > 14503 )
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m_selectedMode = Convert.ToInt32( GetCurrentParam( ref nodeParams ) );
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}
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public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
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{
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base.WriteToString( ref nodeInfo, ref connectionsInfo );
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IOUtils.AddFieldValueToString( ref nodeInfo, m_selectedMode );
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}
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}
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}
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