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// Amplify Shader Editor - Visual Shader Editing Tool
// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
using UnityEngine;
using System;
namespace AmplifyShaderEditor
{
[Serializable]
[NodeAttributes( "Multiply", "Math Operators", "Multiplication of two or more values ( A * B * .. )\nIt also handles Matrices multiplication", null, KeyCode.M )]
public sealed class SimpleMultiplyOpNode : DynamicTypeNode
{
protected override void CommonInit( int uniqueId )
{
m_dynamicRestrictions = new WirePortDataType[]
{
WirePortDataType.OBJECT,
WirePortDataType.FLOAT,
WirePortDataType.FLOAT2,
WirePortDataType.FLOAT3,
WirePortDataType.FLOAT4,
WirePortDataType.COLOR,
WirePortDataType.FLOAT3x3,
WirePortDataType.FLOAT4x4,
WirePortDataType.INT
};
base.CommonInit( uniqueId );
m_extensibleInputPorts = true;
m_vectorMatrixOps = true;
m_previewShaderGUID = "1ba1e43e86415ff4bbdf4d81dfcf035b";
}
public override void SetPreviewInputs()
{
base.SetPreviewInputs();
int count = 0;
int inputCount = m_inputPorts.Count;
for( int i = 2; i < inputCount; i++ )
{
count++;
if( !m_inputPorts[ i ].IsConnected )
PreviewMaterial.SetTexture( ( "_" + Convert.ToChar( i + 65 ) ), UnityEditor.EditorGUIUtility.whiteTexture );
}
m_previewMaterialPassId = count;
}
public override string BuildResults( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
{
if( m_inputPorts[ 0 ].DataType == WirePortDataType.FLOAT3x3 ||
m_inputPorts[ 0 ].DataType == WirePortDataType.FLOAT4x4 ||
m_inputPorts[ 1 ].DataType == WirePortDataType.FLOAT3x3 ||
m_inputPorts[ 1 ].DataType == WirePortDataType.FLOAT4x4 )
{
m_inputA = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
m_inputB = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector );
WirePortDataType autoCast = WirePortDataType.OBJECT;
// Check matrix on first input
if( m_inputPorts[ 0 ].DataType == WirePortDataType.FLOAT3x3 )
{
switch( m_inputPorts[ 1 ].DataType )
{
case WirePortDataType.OBJECT:
case WirePortDataType.FLOAT:
case WirePortDataType.INT:
case WirePortDataType.FLOAT2:
case WirePortDataType.FLOAT4:
case WirePortDataType.COLOR:
{
m_inputB = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputB, m_inputPorts[ 1 ].DataType, WirePortDataType.FLOAT3, m_inputB );
autoCast = WirePortDataType.FLOAT3;
}
break;
case WirePortDataType.FLOAT4x4:
{
m_inputA = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputA, m_inputPorts[ 0 ].DataType, WirePortDataType.FLOAT4x4, m_inputA );
}
break;
case WirePortDataType.FLOAT3:
case WirePortDataType.FLOAT3x3: break;
}
}
if( m_inputPorts[ 0 ].DataType == WirePortDataType.FLOAT4x4 )
{
switch( m_inputPorts[ 1 ].DataType )
{
case WirePortDataType.OBJECT:
case WirePortDataType.FLOAT:
case WirePortDataType.INT:
case WirePortDataType.FLOAT2:
case WirePortDataType.FLOAT3:
{
m_inputB = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputB, m_inputPorts[ 1 ].DataType, WirePortDataType.FLOAT4, m_inputB );
autoCast = WirePortDataType.FLOAT4;
}
break;
case WirePortDataType.FLOAT3x3:
{
m_inputB = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputB, m_inputPorts[ 1 ].DataType, WirePortDataType.FLOAT4x4, m_inputB );
}
break;
case WirePortDataType.FLOAT4x4:
case WirePortDataType.FLOAT4:
case WirePortDataType.COLOR: break;
}
}
// Check matrix on second input
if( m_inputPorts[ 1 ].DataType == WirePortDataType.FLOAT3x3 )
{
switch( m_inputPorts[ 0 ].DataType )
{
case WirePortDataType.OBJECT:
case WirePortDataType.FLOAT:
case WirePortDataType.INT:
case WirePortDataType.FLOAT2:
case WirePortDataType.FLOAT4:
case WirePortDataType.COLOR:
{
m_inputA = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputA, m_inputPorts[ 0 ].DataType, WirePortDataType.FLOAT3, m_inputA );
autoCast = WirePortDataType.FLOAT3;
}
break;
case WirePortDataType.FLOAT4x4:
case WirePortDataType.FLOAT3:
case WirePortDataType.FLOAT3x3: break;
}
}
if( m_inputPorts[ 1 ].DataType == WirePortDataType.FLOAT4x4 )
{
switch( m_inputPorts[ 0 ].DataType )
{
case WirePortDataType.OBJECT:
case WirePortDataType.FLOAT:
case WirePortDataType.INT:
case WirePortDataType.FLOAT2:
case WirePortDataType.FLOAT3:
{
m_inputA = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), m_inputA, m_inputPorts[ 0 ].DataType, WirePortDataType.FLOAT4, m_inputA );
autoCast = WirePortDataType.FLOAT4;
}
break;
case WirePortDataType.FLOAT3x3:
case WirePortDataType.FLOAT4x4:
case WirePortDataType.FLOAT4:
case WirePortDataType.COLOR: break;
}
}
string result = "mul( " + m_inputA + ", " + m_inputB + " )";
if( autoCast != WirePortDataType.OBJECT && autoCast != m_outputPorts[ 0 ].DataType )
{
result = UIUtils.CastPortType( ref dataCollector, CurrentPrecisionType, new NodeCastInfo( UniqueId, outputId ), result, autoCast, m_outputPorts[ 0 ].DataType, result );
}
return result;
}
else
{
base.BuildResults( outputId, ref dataCollector, ignoreLocalvar );
string result = "( " + m_extensibleInputResults[ 0 ];
for( int i = 1; i < m_extensibleInputResults.Count; i++ )
{
result += " * " + m_extensibleInputResults[ i ];
}
result += " )";
return result;
}
}
}
}
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