1 files changed, 56 insertions, 0 deletions
diff --git a/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Native/FallbackString.cs b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Native/FallbackString.cs
new file mode 100644
index 00000000..e33e096b
--- /dev/null
+++ b/Assets/ThirdParty/AmplifyShaderEditor/Plugins/Editor/Native/FallbackString.cs
@@ -0,0 +1,56 @@
+// Amplify Shader Editor - Visual Shader Editing Tool
+// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
+
+using System;
+using UnityEngine;
+
+namespace AmplifyShaderEditor
+{
+	[Serializable]
+	public class FallbackString : IFallbackVars
+	{
+		[SerializeField]
+		private string m_current;
+		[SerializeField]
+		private string m_previous;
+
+		public FallbackString()
+		{
+			m_current = string.Empty;
+			m_previous = string.Empty;
+		}
+
+		public FallbackString( string data )
+		{
+			m_current = data;
+			m_previous = data;
+		}
+
+		public void Revert()
+		{
+			string aux = m_current;
+			m_current = m_previous;
+			m_previous = aux;
+		}
+
+
+		public string Current
+		{
+			get
+			{
+				return m_current;
+			}
+
+			set
+			{
+				m_previous = m_current;
+				m_current = value;
+			}
+		}
+
+		public override string ToString()
+		{
+			return m_current;
+		}
+	}
+}