1 files changed, 48 insertions, 0 deletions
diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Native/FallbackVector4.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Native/FallbackVector4.cs
new file mode 100644
index 00000000..63be6588
--- /dev/null
+++ b/Assets/AmplifyShaderEditor/Plugins/Editor/Native/FallbackVector4.cs
@@ -0,0 +1,48 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using System;
+using UnityEngine;
+
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	public class FallbackVector4 : IFallbackVars
+	{
+		[SerializeField]
+		private Vector4 m_current;
+		[SerializeField]
+		private Vector4 m_previous;
+
+		public FallbackVector4()
+		{
+			m_current = new Vector4( 0, 0, 0, 0 );
+			m_previous = new Vector4( 0, 0, 0, 0 );
+		}
+
+		public FallbackVector4( Vector4 data )
+		{
+			m_current = data;
+			m_previous = data;
+		}
+
+		public void Revert()
+		{
+			Vector4 aux = m_current;
+			m_current = m_previous;
+			m_previous = aux;
+		}
+
+		public Vector4 Current
+		{
+			get { return m_current; }
+			set
+			{
+				m_previous = m_current;
+				m_current = value;
+			}
+		}
+
+		public override string ToString() { return m_current.ToString(); }
+	}
+}