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// Amplify Shader Editor - Visual Shader Editing Tool
// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
namespace AmplifyShaderEditor
{
[System.Serializable]
[NodeAttributes( "DDX", "Math Operators", "Approximate partial derivative with respect to window-space X" )]
public sealed class DdxOpNode : SingleInputOp
{
protected override void CommonInit( int uniqueId )
{
base.CommonInit( uniqueId );
m_opName = "ddx";
m_previewShaderGUID = "b54ea73d5568b3540977557813eb9c3c";
m_inputPorts[ 0 ].CreatePortRestrictions( WirePortDataType.OBJECT,
WirePortDataType.FLOAT,
WirePortDataType.FLOAT2,
WirePortDataType.FLOAT3,
WirePortDataType.FLOAT4,
WirePortDataType.COLOR,
WirePortDataType.INT );
}
public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
{
if( dataCollector.IsFragmentCategory )
return base.GenerateShaderForOutput( outputId, ref dataCollector, ignoreLocalvar );
else
return m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
}
}
}
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