* amplify shader editor

1 files changed, 38 insertions, 0 deletions

diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/DecodeDepthNormalNode.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/DecodeDepthNormalNode.cs
new file mode 100644
index 00000000..fc094119
--- /dev/null
+++ b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/HelperFuncs/DecodeDepthNormalNode.cs
@@ -0,0 +1,38 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using System;
+
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	[NodeAttributes( "Decode Depth Normal", "Miscellaneous", "Decodes both Depth and Normal from a previously encoded pixel value" )]
+	public sealed class DecodeDepthNormalNode : ParentNode
+	{
+		private const string DecodeDepthNormalFunc = "DecodeDepthNormal( {0}, {1}, {2} );";
+
+		protected override void CommonInit( int uniqueId )
+		{
+			base.CommonInit( uniqueId );
+			AddInputPort( WirePortDataType.FLOAT4, false, "Encoded" );
+			AddOutputPort( WirePortDataType.FLOAT, "Depth" );
+			AddOutputPort( WirePortDataType.FLOAT3, "Normal" );
+			m_previewShaderGUID = "dbf37c4d3ce0f0b41822584d6c9ba203";
+		}
+
+		public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
+		{
+			if( m_outputPorts[ outputId ].IsLocalValue( dataCollector.PortCategory ) )
+				return m_outputPorts[ outputId ].LocalValue( dataCollector.PortCategory );
+
+			dataCollector.AddToIncludes( UniqueId, Constants.UnityCgLibFuncs );
+			string encodedValue = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector );
+			string depthDecodedVal = "depthDecodedVal" + OutputId;
+			string normalDecodedVal = "normalDecodedVal" + OutputId;
+			RegisterLocalVariable( 0, "0", ref dataCollector, depthDecodedVal );
+			RegisterLocalVariable( 1, "float3(0,0,0)", ref dataCollector, normalDecodedVal );
+			dataCollector.AddLocalVariable( UniqueId, string.Format( DecodeDepthNormalFunc, encodedValue , depthDecodedVal, normalDecodedVal) );
+			return m_outputPorts[ outputId ].LocalValue( dataCollector.PortCategory );
+		}
+	}
+}