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// 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( "DDX", "Math Operators", "Approximate partial derivative with respect to window-space X" )]
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public sealed class DdxOpNode : SingleInputOp
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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_opName = "ddx";
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m_previewShaderGUID = "b54ea73d5568b3540977557813eb9c3c";
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m_inputPorts[ 0 ].CreatePortRestrictions( WirePortDataType.OBJECT,
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WirePortDataType.FLOAT,
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WirePortDataType.FLOAT2,
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WirePortDataType.FLOAT3,
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WirePortDataType.FLOAT4,
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WirePortDataType.COLOR,
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WirePortDataType.INT );
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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.IsFragmentCategory )
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return base.GenerateShaderForOutput( outputId, ref dataCollector, ignoreLocalvar );
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else
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return m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
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}
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}
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}
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