51 lines
1.7 KiB
C#
51 lines
1.7 KiB
C#
// Amplify Shader Editor - Visual Shader Editing Tool
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// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
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//
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// Custom Node Vertex Tangent World
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// Donated by Community Member Kebrus
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using UnityEngine;
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using System;
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namespace AmplifyShaderEditor
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{
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[Serializable]
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[NodeAttributes( "World Tangent", "Surface Data", "Per pixel world tangent vector", null, KeyCode.None, true, false, null, null, "kebrus" )]
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public sealed class VertexTangentNode : 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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AddOutputVectorPorts( WirePortDataType.FLOAT3, "XYZ" );
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m_drawPreviewAsSphere = true;
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m_previewShaderGUID = "61f0b80493c9b404d8c7bf56d59c3f81";
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}
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public override void PropagateNodeData( NodeData nodeData, ref MasterNodeDataCollector dataCollector )
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{
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base.PropagateNodeData( nodeData , ref dataCollector );
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dataCollector.DirtyNormal = true;
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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 )
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{
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return GetOutputVectorItem( 0, outputId, dataCollector.TemplateDataCollectorInstance.GetWorldTangent( CurrentPrecisionType ) );
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}
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if( dataCollector.PortCategory == MasterNodePortCategory.Fragment || dataCollector.PortCategory == MasterNodePortCategory.Debug )
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{
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dataCollector.ForceNormal = true;
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dataCollector.AddToInput( UniqueId, SurfaceInputs.WORLD_NORMAL, CurrentPrecisionType );
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dataCollector.AddToInput( UniqueId, SurfaceInputs.INTERNALDATA, addSemiColon: false );
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}
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string worldTangent = GeneratorUtils.GenerateWorldTangent( ref dataCollector, UniqueId );
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return GetOutputVectorItem( 0, outputId, worldTangent );
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}
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}
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}
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