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