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42 lines
1.8 KiB
42 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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namespace AmplifyShaderEditor
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{
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[System.Serializable]
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[NodeAttributes( "World To Object", "Object Transform", "Transforms input to Object Space" )]
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public sealed class WorldToObjectTransfNode : ParentTransfNode
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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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m_matrixName = "unity_WorldToObject";
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m_matrixHDName = "GetWorldToObjectMatrix()";
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m_previewShaderGUID = "79a5efd1e3309f54d8ba3e7fdf5e459b";
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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 GetOutputVectorItem( 0, outputId, m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory ) );
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string value = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
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string matrixName = string.Empty;
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if( dataCollector.IsTemplate && dataCollector.TemplateDataCollectorInstance.CurrentSRPType == TemplateSRPType.HD && !string.IsNullOrEmpty( m_matrixHDName ) )
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{
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string varName = "localWorldVar" + OutputId;
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dataCollector.AddLocalVariable( UniqueId, PrecisionType.Float, WirePortDataType.FLOAT4, varName, value );
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dataCollector.AddLocalVariable( UniqueId, string.Format("({0}).xyz", varName),string.Format( "GetCameraRelativePositionWS(({0}).xyz);", varName ) );
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value = varName;
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matrixName = m_matrixHDName;
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}
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else
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{
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matrixName = m_matrixName;
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}
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RegisterLocalVariable( 0, string.Format( "mul({0},{1})", matrixName, value ), ref dataCollector, "transform" + OutputId );
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return GetOutputVectorItem( 0, outputId, m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory ) );
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}
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}
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}
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