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// Amplify Shader Editor - Visual Shader Editing Tool
// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
using UnityEngine;
using UnityEditor;
using System;
using System.Collections.Generic;
namespace AmplifyShaderEditor
{
[Serializable]
[NodeAttributes( "Template Fragment Data", "Surface Data", "Select and use available interpolated fragment data from the template" )]
public class TemplateFragmentDataNode : TemplateNodeParent
{
private List<TemplateVertexData> m_interpolatorData = null;
[SerializeField]
private int m_currentDataIdx = -1;
[SerializeField]
private string m_dataName = string.Empty;
[SerializeField]
private string m_inVarName = string.Empty;
private string[] m_dataLabels = null;
private bool m_fetchDataId = false;
private UpperLeftWidgetHelper m_upperLeftWidgetHelper = new UpperLeftWidgetHelper();
void FetchDataId()
{
if( m_interpolatorData != null )
{
m_currentDataIdx = 0;
int count = m_interpolatorData.Count;
m_dataLabels = new string[ count ];
for( int i = 0; i < count; i++ )
{
m_dataLabels[ i ] = m_interpolatorData[ i ].VarName;
if( m_interpolatorData[ i ].VarName.Equals( m_dataName ) )
{
m_currentDataIdx = i;
}
}
UpdateFromId();
}
else
{
m_currentDataIdx = -1;
}
}
void UpdateFromId()
{
if( m_interpolatorData != null )
{
if( m_interpolatorData.Count == 0 )
{
for( int i = 0; i < 4; i++ )
m_containerGraph.DeleteConnection( false, UniqueId, i, false, true );
m_headerColor = UIUtils.GetColorFromCategory( "Default" );
m_content.text = "None";
m_additionalContent.text = string.Empty;
m_outputPorts[ 0 ].ChangeProperties( "None", WirePortDataType.OBJECT, false );
ConfigurePorts();
return;
}
bool areCompatible = TemplateHelperFunctions.CheckIfCompatibles( m_outputPorts[ 0 ].DataType, m_interpolatorData[ m_currentDataIdx ].DataType );
switch( m_interpolatorData[ m_currentDataIdx ].DataType )
{
default:
case WirePortDataType.INT:
case WirePortDataType.FLOAT:
m_outputPorts[ 0 ].ChangeProperties( Constants.EmptyPortValue, m_interpolatorData[ m_currentDataIdx ].DataType, false );
break;
case WirePortDataType.FLOAT2:
m_outputPorts[ 0 ].ChangeProperties( "XY", m_interpolatorData[ m_currentDataIdx ].DataType, false );
break;
case WirePortDataType.FLOAT3:
m_outputPorts[ 0 ].ChangeProperties( "XYZ", m_interpolatorData[ m_currentDataIdx ].DataType, false );
break;
case WirePortDataType.FLOAT4:
m_outputPorts[ 0 ].ChangeProperties( "XYZW", m_interpolatorData[ m_currentDataIdx ].DataType, false );
break;
case WirePortDataType.COLOR:
m_outputPorts[ 0 ].ChangeProperties( "RGBA", m_interpolatorData[ m_currentDataIdx ].DataType, false );
break;
}
ConfigurePorts();
if( !areCompatible )
{
m_containerGraph.DeleteConnection( false, UniqueId, 0, false, true );
}
m_dataName = m_interpolatorData[ m_currentDataIdx ].VarName;
m_content.text = m_dataName;
m_sizeIsDirty = true;
CheckWarningState();
}
}
public override void DrawProperties()
{
base.DrawProperties();
if( m_multiPassMode )
{
DrawMultipassProperties();
}
if( m_currentDataIdx > -1 )
{
EditorGUI.BeginChangeCheck();
m_currentDataIdx = EditorGUILayoutPopup( DataLabelStr, m_currentDataIdx, m_dataLabels );
if( EditorGUI.EndChangeCheck() )
{
UpdateFromId();
}
}
}
protected override void OnSubShaderChange()
{
base.OnSubShaderChange();
FetchInterpolator();
FetchDataId();
}
protected override void OnPassChange()
{
FetchInterpolator();
FetchDataId();
}
void DrawMultipassProperties()
{
DrawSubShaderUI();
DrawPassUI();
}
public override void Draw( DrawInfo drawInfo )
{
base.Draw( drawInfo );
if( m_containerGraph.CurrentCanvasMode != NodeAvailability.TemplateShader )
return;
if( m_interpolatorData == null || m_interpolatorData.Count == 0 )
{
MasterNode masterNode = m_containerGraph.CurrentMasterNode;
FetchInterpolator( masterNode );
}
if( m_fetchDataId )
{
m_fetchDataId = false;
FetchDataId();
}
if( m_currentDataIdx > -1 )
{
EditorGUI.BeginChangeCheck();
m_currentDataIdx = m_upperLeftWidgetHelper.DrawWidget( this, m_currentDataIdx, m_dataLabels );
if( EditorGUI.EndChangeCheck() )
{
UpdateFromId();
}
}
}
public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
{
if( dataCollector.MasterNodeCategory != AvailableShaderTypes.Template )
{
UIUtils.ShowMessage( UniqueId, "Template Fragmment Data node is only intended for templates use only" );
return m_outputPorts[ 0 ].ErrorValue;
}
if( !dataCollector.IsFragmentCategory )
{
UIUtils.ShowMessage( UniqueId, "Template Fragment Data node node is only intended for fragment use use only" );
return m_outputPorts[ 0 ].ErrorValue;
}
if( m_multiPassMode )
{
if( dataCollector.TemplateDataCollectorInstance.MultipassSubshaderIdx != SubShaderIdx ||
dataCollector.TemplateDataCollectorInstance.MultipassPassIdx != PassIdx
)
{
UIUtils.ShowMessage( UniqueId, string.Format( "{0} is only intended for subshader {1} and pass {2}", m_dataLabels[ m_currentDataIdx ], SubShaderIdx, PassIdx ) );
return m_outputPorts[ outputId ].ErrorValue;
}
}
return GetOutputVectorItem( 0, outputId, m_inVarName + m_dataName );
}
public override void ReadFromString( ref string[] nodeParams )
{
base.ReadFromString( ref nodeParams );
m_dataName = GetCurrentParam( ref nodeParams );
m_fetchDataId = true;
}
public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
{
base.WriteToString( ref nodeInfo, ref connectionsInfo );
IOUtils.AddFieldValueToString( ref nodeInfo, m_dataName );
}
public override void OnMasterNodeReplaced( MasterNode newMasterNode )
{
base.OnMasterNodeReplaced( newMasterNode );
if( newMasterNode.CurrentMasterNodeCategory == AvailableShaderTypes.Template )
{
FetchInterpolator( newMasterNode );
}
else
{
m_interpolatorData = null;
m_currentDataIdx = -1;
}
}
protected override bool ValidatePass( int passIdx )
{
return ( m_templateMPData.SubShaders[ SubShaderIdx ].Passes[ passIdx ].FragmentFunctionData != null &&
m_templateMPData.SubShaders[ SubShaderIdx ].Passes[ passIdx ].InterpolatorDataContainer != null );
}
void FetchInterpolator( MasterNode masterNode = null )
{
FetchMultiPassTemplate( masterNode );
if( m_multiPassMode )
{
if( m_templateMPData != null )
{
m_inVarName = m_templateMPData.SubShaders[ SubShaderIdx ].Passes[ PassIdx ].FragmentFunctionData.InVarName + ".";
m_interpolatorData = m_templateMPData.SubShaders[ SubShaderIdx ].Passes[ PassIdx ].InterpolatorDataContainer.RawInterpolators;
m_fetchDataId = true;
}
}
else
{
if( masterNode == null )
masterNode = m_containerGraph.CurrentMasterNode;
TemplateData currentTemplate = ( masterNode as TemplateMasterNode ).CurrentTemplate;
if( currentTemplate != null )
{
m_inVarName = currentTemplate.FragmentFunctionData.InVarName + ".";
m_interpolatorData = currentTemplate.InterpolatorData.RawInterpolators;
FetchDataId();
}
else
{
m_interpolatorData = null;
m_currentDataIdx = -1;
}
}
}
public override void Destroy()
{
base.Destroy();
m_dataLabels = null;
m_interpolatorData = null;
m_upperLeftWidgetHelper = null;
}
}
}
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