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using UnityEngine;
using UnityEditor;
using System;
namespace AmplifyShaderEditor
{
[Serializable]
[NodeAttributes( "Matrix From Vectors", "Matrix Operators", "Matrix From Vectors" )]
public sealed class MatrixFromVectors : ParentNode
{
private const string RowFromVector = "Input to Row";
[SerializeField]
private WirePortDataType m_selectedOutputType = WirePortDataType.FLOAT3x3;
[SerializeField]
private int m_selectedOutputTypeInt = 0;
[SerializeField]
private Vector3[] m_defaultValuesV3 = { Vector3.zero, Vector3.zero, Vector3.zero };
[SerializeField]
private Vector4[] m_defaultValuesV4 = { Vector4.zero, Vector4.zero, Vector4.zero, Vector4.zero };
[SerializeField]
private bool m_rowsFromVector = true;
private string[] m_defaultValuesStr = { "[0]", "[1]", "[2]", "[3]" };
private readonly string[] _outputValueTypes ={ "Matrix3X3",
"Matrix4X4"};
private UpperLeftWidgetHelper m_upperLeftWidget = new UpperLeftWidgetHelper();
protected override void CommonInit( int uniqueId )
{
base.CommonInit( uniqueId );
AddInputPort( WirePortDataType.FLOAT4, false, "[0]" );
AddInputPort( WirePortDataType.FLOAT4, false, "[1]" );
AddInputPort( WirePortDataType.FLOAT4, false, "[2]" );
AddInputPort( WirePortDataType.FLOAT4, false, "[3]" );
AddOutputPort( m_selectedOutputType, Constants.EmptyPortValue );
m_textLabelWidth = 90;
m_autoWrapProperties = true;
m_hasLeftDropdown = true;
UpdatePorts();
}
public override void AfterCommonInit()
{
base.AfterCommonInit();
if( PaddingTitleLeft == 0 )
{
PaddingTitleLeft = Constants.PropertyPickerWidth + Constants.IconsLeftRightMargin;
if( PaddingTitleRight == 0 )
PaddingTitleRight = Constants.PropertyPickerWidth + Constants.IconsLeftRightMargin;
}
}
public override void Destroy()
{
base.Destroy();
m_upperLeftWidget = null;
}
public override void Draw( DrawInfo drawInfo )
{
base.Draw( drawInfo );
EditorGUI.BeginChangeCheck();
m_selectedOutputTypeInt = m_upperLeftWidget.DrawWidget( this, m_selectedOutputTypeInt, _outputValueTypes );
if( EditorGUI.EndChangeCheck() )
{
switch( m_selectedOutputTypeInt )
{
case 0: m_selectedOutputType = WirePortDataType.FLOAT3x3; break;
case 1: m_selectedOutputType = WirePortDataType.FLOAT4x4; break;
}
UpdatePorts();
}
}
public override void DrawProperties()
{
base.DrawProperties();
EditorGUI.BeginChangeCheck();
m_selectedOutputTypeInt = EditorGUILayoutPopup( "Output type", m_selectedOutputTypeInt, _outputValueTypes );
if( EditorGUI.EndChangeCheck() )
{
switch( m_selectedOutputTypeInt )
{
case 0: m_selectedOutputType = WirePortDataType.FLOAT3x3; break;
case 1: m_selectedOutputType = WirePortDataType.FLOAT4x4; break;
}
UpdatePorts();
}
int count = 0;
switch( m_selectedOutputType )
{
case WirePortDataType.FLOAT3x3:
count = 3;
for( int i = 0; i < count; i++ )
{
if( !m_inputPorts[ i ].IsConnected )
m_defaultValuesV3[ i ] = EditorGUILayoutVector3Field( m_defaultValuesStr[ i ], m_defaultValuesV3[ i ] );
}
break;
case WirePortDataType.FLOAT4x4:
count = 4;
for( int i = 0; i < count; i++ )
{
if( !m_inputPorts[ i ].IsConnected )
m_defaultValuesV4[ i ] = EditorGUILayoutVector4Field( m_defaultValuesStr[ i ], m_defaultValuesV4[ i ] );
}
break;
}
m_rowsFromVector = EditorGUILayoutToggle( RowFromVector, m_rowsFromVector );
}
void UpdatePorts()
{
m_sizeIsDirty = true;
ChangeOutputType( m_selectedOutputType, false );
switch( m_selectedOutputType )
{
case WirePortDataType.FLOAT3x3:
m_inputPorts[ 0 ].ChangeType( WirePortDataType.FLOAT3, false );
m_inputPorts[ 1 ].ChangeType( WirePortDataType.FLOAT3, false );
m_inputPorts[ 2 ].ChangeType( WirePortDataType.FLOAT3, false );
m_inputPorts[ 3 ].ChangeType( WirePortDataType.FLOAT3, false );
m_inputPorts[ 3 ].Visible = false;
break;
case WirePortDataType.FLOAT4x4:
m_inputPorts[ 0 ].ChangeType( WirePortDataType.FLOAT4, false );
m_inputPorts[ 1 ].ChangeType( WirePortDataType.FLOAT4, false );
m_inputPorts[ 2 ].ChangeType( WirePortDataType.FLOAT4, false );
m_inputPorts[ 3 ].ChangeType( WirePortDataType.FLOAT4, false );
m_inputPorts[ 3 ].Visible = true;
break;
}
}
public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
{
base.GenerateShaderForOutput( outputId, ref dataCollector, ignoreLocalvar );
string result = "";
switch( m_selectedOutputType )
{
case WirePortDataType.FLOAT3x3:
if( m_rowsFromVector )
{
result = "float3x3(" + m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector ) + ", "
+ m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector ) + ", "
+ m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector ) + ")";
}
else
{
string vec0 = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
string vec1 = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector );
string vec2 = m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector );
result = string.Format( "float3x3({0}.x,{1}.x,{2}.x,{0}.y,{1}.y,{2}.y,{0}.z,{1}.z,{2}.z )", vec0, vec1, vec2 );
}
break;
case WirePortDataType.FLOAT4x4:
if( m_rowsFromVector )
{
result = "float4x4(" + m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector ) + ", "
+ m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector ) + ", "
+ m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector ) + ", "
+ m_inputPorts[ 3 ].GeneratePortInstructions( ref dataCollector ) + ")";
}
else
{
string vec0 = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
string vec1 = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector );
string vec2 = m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector );
string vec3 = m_inputPorts[ 3 ].GeneratePortInstructions( ref dataCollector );
result = string.Format( "float4x4( {0}.x,{1}.x,{2}.x,{3}.x,{0}.y,{1}.y,{2}.y,{3}.y,{0}.z,{1}.z,{2}.z,{3}.z,{0}.w,{1}.w,{2}.w,{3}.w )", vec0, vec1, vec2, vec3 );
}
break;
}
return result;
}
public override void ReadFromString( ref string[] nodeParams )
{
base.ReadFromString( ref nodeParams );
m_selectedOutputType = (WirePortDataType)Enum.Parse( typeof( WirePortDataType ), GetCurrentParam( ref nodeParams ) );
if( UIUtils.CurrentShaderVersion() > 15310 )
{
m_rowsFromVector = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
}
switch( m_selectedOutputType )
{
case WirePortDataType.FLOAT3x3:
m_selectedOutputTypeInt = 0;
break;
case WirePortDataType.FLOAT4x4:
m_selectedOutputTypeInt = 1;
break;
}
UpdatePorts();
}
public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
{
base.WriteToString( ref nodeInfo, ref connectionsInfo );
IOUtils.AddFieldValueToString( ref nodeInfo, m_selectedOutputType );
IOUtils.AddFieldValueToString( ref nodeInfo, m_rowsFromVector );
}
}
}
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