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258 lines
7.1 KiB
258 lines
7.1 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 UnityEngine;
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using UnityEditor;
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using System;
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using System.Collections.Generic;
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namespace AmplifyShaderEditor
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{
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[Serializable]
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[NodeAttributes( "Template Local Var Data", "Surface Data", "Select and use available local variable data from the template" )]
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public sealed class TemplateLocalVarsNode : TemplateNodeParent
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{
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private List<TemplateLocalVarData> m_localVarsData = null;
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[SerializeField]
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private int m_currentDataIdx = -1;
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[SerializeField]
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private string m_dataName = string.Empty;
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private string[] m_dataLabels = null;
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private bool m_fetchDataId = false;
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private UpperLeftWidgetHelper m_upperLeftWidgetHelper = new UpperLeftWidgetHelper();
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void FetchDataId()
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{
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if( m_localVarsData != null && m_localVarsData.Count > 0 )
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{
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m_currentDataIdx = 0;
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int count = m_localVarsData.Count;
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m_dataLabels = new string[ count ];
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for( int i = 0; i < count; i++ )
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{
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m_dataLabels[ i ] = m_localVarsData[ i ].LocalVarName;
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if( m_localVarsData[ i ].LocalVarName.Equals( m_dataName ) )
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{
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m_currentDataIdx = i;
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}
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}
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UpdateFromId();
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}
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else
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{
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m_currentDataIdx = -1;
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}
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}
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void UpdateFromId()
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{
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if( m_localVarsData != null )
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{
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if( m_localVarsData.Count == 0 )
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{
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for( int i = 0; i < 4; i++ )
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m_containerGraph.DeleteConnection( false, UniqueId, i, false, true );
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m_headerColor = UIUtils.GetColorFromCategory( "Default" );
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m_content.text = "None";
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m_additionalContent.text = string.Empty;
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m_outputPorts[ 0 ].ChangeProperties( "None", WirePortDataType.OBJECT, false );
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ConfigurePorts();
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return;
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}
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bool areCompatible = TemplateHelperFunctions.CheckIfCompatibles( m_outputPorts[ 0 ].DataType, m_localVarsData[ m_currentDataIdx ].DataType );
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string category = m_localVarsData[ m_currentDataIdx ].Category == MasterNodePortCategory.Fragment ? "Surface Data" : "Vertex Data";
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m_headerColor = UIUtils.GetColorFromCategory( category );
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switch( m_localVarsData[ m_currentDataIdx ].DataType )
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{
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default:
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case WirePortDataType.INT:
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case WirePortDataType.FLOAT:
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m_outputPorts[ 0 ].ChangeProperties( Constants.EmptyPortValue, m_localVarsData[ m_currentDataIdx ].DataType, false );
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break;
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case WirePortDataType.FLOAT2:
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m_outputPorts[ 0 ].ChangeProperties( "XY", m_localVarsData[ m_currentDataIdx ].DataType, false );
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break;
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case WirePortDataType.FLOAT3:
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m_outputPorts[ 0 ].ChangeProperties( "XYZ", m_localVarsData[ m_currentDataIdx ].DataType, false );
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break;
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case WirePortDataType.FLOAT4:
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m_outputPorts[ 0 ].ChangeProperties( "XYZW", m_localVarsData[ m_currentDataIdx ].DataType, false );
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break;
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case WirePortDataType.COLOR:
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m_outputPorts[ 0 ].ChangeProperties( "RGBA", m_localVarsData[ m_currentDataIdx ].DataType, false );
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break;
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}
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ConfigurePorts();
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if( !areCompatible )
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{
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m_containerGraph.DeleteConnection( false, UniqueId, 0, false, true );
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}
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m_dataName = m_localVarsData[ m_currentDataIdx ].LocalVarName;
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m_content.text = m_dataName;
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m_sizeIsDirty = true;
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CheckWarningState();
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}
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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( m_multiPassMode )
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{
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DrawMultipassProperties();
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}
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if( m_currentDataIdx > -1 )
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{
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EditorGUI.BeginChangeCheck();
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m_currentDataIdx = EditorGUILayoutPopup( DataLabelStr, m_currentDataIdx, m_dataLabels );
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if( EditorGUI.EndChangeCheck() )
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{
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UpdateFromId();
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}
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}
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}
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protected override void OnSubShaderChange()
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{
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FetchLocalVarData();
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FetchDataId();
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}
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protected override void OnPassChange()
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{
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base.OnPassChange();
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FetchLocalVarData();
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FetchDataId();
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}
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void DrawMultipassProperties()
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{
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DrawSubShaderUI();
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DrawPassUI();
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}
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public override void Draw( DrawInfo drawInfo )
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{
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base.Draw( drawInfo );
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if( m_containerGraph.CurrentCanvasMode != NodeAvailability.TemplateShader )
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return;
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if( m_localVarsData == null || m_localVarsData.Count == 0 )
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{
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MasterNode masterNode = m_containerGraph.CurrentMasterNode;
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if( masterNode.CurrentMasterNodeCategory == AvailableShaderTypes.Template )
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{
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FetchLocalVarData( masterNode );
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}
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}
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if( m_fetchDataId )
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{
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m_fetchDataId = false;
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FetchDataId();
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}
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if( m_currentDataIdx > -1 )
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{
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EditorGUI.BeginChangeCheck();
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m_currentDataIdx = m_upperLeftWidgetHelper.DrawWidget( this, m_currentDataIdx, m_dataLabels );
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if( EditorGUI.EndChangeCheck() )
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{
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UpdateFromId();
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}
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}
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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_localVarsData[ m_currentDataIdx ].Category != dataCollector.PortCategory )
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{
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UIUtils.ShowMessage( UniqueId, string.Format( "Local Var {0} can only work on ports of type {1}", m_localVarsData[ m_currentDataIdx ].LocalVarName, m_localVarsData[ m_currentDataIdx ].Category ) );
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return m_outputPorts[ 0 ].ErrorValue;
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}
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if( m_multiPassMode )
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{
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if( dataCollector.TemplateDataCollectorInstance.MultipassSubshaderIdx != SubShaderIdx ||
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dataCollector.TemplateDataCollectorInstance.MultipassPassIdx != PassIdx
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)
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{
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UIUtils.ShowMessage( UniqueId, string.Format( "{0} is only intended for subshader {1} and pass {2}", m_dataLabels[ m_currentDataIdx ], SubShaderIdx, PassIdx ) );
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return m_outputPorts[ outputId ].ErrorValue;
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}
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}
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return GetOutputVectorItem( 0, outputId, m_dataName );
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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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m_dataName = GetCurrentParam( ref nodeParams );
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m_fetchDataId = true;
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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_dataName );
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}
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public override void OnMasterNodeReplaced( MasterNode newMasterNode )
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{
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base.OnMasterNodeReplaced( newMasterNode );
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if( newMasterNode.CurrentMasterNodeCategory == AvailableShaderTypes.Template )
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{
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FetchLocalVarData( newMasterNode );
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}
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else
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{
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m_localVarsData = null;
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m_currentDataIdx = -1;
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}
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}
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void FetchLocalVarData( MasterNode masterNode = null )
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{
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FetchMultiPassTemplate( masterNode );
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if( m_multiPassMode )
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{
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if( m_templateMPData != null )
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{
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m_localVarsData = m_templateMPData.SubShaders[ SubShaderIdx ].Passes[ PassIdx ].LocalVarsList;
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m_fetchDataId = true;
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}
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}
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else
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{
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TemplateData currentTemplate = ( masterNode as TemplateMasterNode ).CurrentTemplate;
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if( currentTemplate != null )
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{
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m_localVarsData = currentTemplate.LocalVarsList;
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m_fetchDataId = true;
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}
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else
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{
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m_localVarsData = null;
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m_currentDataIdx = -1;
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}
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}
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}
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public override void Destroy()
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{
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base.Destroy();
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m_dataLabels = null;
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m_localVarsData = null;
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m_upperLeftWidgetHelper = null;
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}
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}
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}
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