1 files changed, 75 insertions, 0 deletions
diff --git a/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Vertex/ObjectScaleNode.cs b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Vertex/ObjectScaleNode.cs
new file mode 100644
index 00000000..6dd1b8d3
--- /dev/null
+++ b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Nodes/Vertex/ObjectScaleNode.cs
@@ -0,0 +1,75 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using System;
+using UnityEngine;
+using UnityEditor;
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	[NodeAttributes( "Object Scale", "Vertex Data", "Object Scale extracted directly from its transform matrix" )]
+	public class ObjectScaleNode : ParentNode
+	{
+		private const string RotationIndependentScaleStr = "Rotation Independent Scale";
+
+		[SerializeField]
+		private bool m_rotationIndependentScale = false;
+		
+		protected override void CommonInit( int uniqueId )
+		{
+			base.CommonInit( uniqueId );
+			AddOutputVectorPorts( WirePortDataType.FLOAT3, "XYZ" );
+			m_drawPreviewAsSphere = true;
+			m_previewShaderGUID = "5540033c6c52f51468938c1a42bd2730";
+			m_textLabelWidth = 180;
+			UpdateMaterialPass();
+			m_autoWrapProperties = true;
+		}
+
+		public override void DrawProperties()
+		{
+			base.DrawProperties();
+			EditorGUI.BeginChangeCheck();
+			m_rotationIndependentScale = EditorGUILayoutToggle( RotationIndependentScaleStr, m_rotationIndependentScale );
+			if( EditorGUI.EndChangeCheck() )
+			{
+				UpdateMaterialPass();
+			}
+		}
+
+		public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
+		{
+			string objectScale = m_rotationIndependentScale ?	GeneratorUtils.GenerateRotationIndependentObjectScale( ref dataCollector, UniqueId ):
+														GeneratorUtils.GenerateObjectScale( ref dataCollector, UniqueId );
+
+			return GetOutputVectorItem( 0, outputId, objectScale );
+		}
+
+		public override void ReadFromString( ref string[] nodeParams )
+		{
+			base.ReadFromString( ref nodeParams );
+			if( UIUtils.CurrentShaderVersion() < 17402 )
+			{
+				m_rotationIndependentScale = false;
+			}
+			else
+			{
+				m_rotationIndependentScale = Convert.ToBoolean( GetCurrentParam( ref nodeParams ) );
+			}
+			UpdateMaterialPass();
+		}
+
+		public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
+		{
+			base.WriteToString( ref nodeInfo, ref connectionsInfo );
+			IOUtils.AddFieldValueToString( ref nodeInfo, m_rotationIndependentScale );
+		}
+
+		void UpdateMaterialPass()
+		{
+			m_previewMaterialPassId = m_rotationIndependentScale ? 1 : 0;
+			PreviewIsDirty = true;
+		}
+
+	}
+}