From ab1f61e560bc3a16328ae64ab7630b2d1766aac0 Mon Sep 17 00:00:00 2001
From: Masataka SUMI <santarh@gmail.com>
Date: Thu, 1 Jul 2021 20:48:29 +0900
Subject: [PATCH] make public resource unique method

---
 .../UniGLTF/IO/Parser/GlbLowLevelParser.cs    | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/Parser/GlbLowLevelParser.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/Parser/GlbLowLevelParser.cs
index 28591e952..b518b9b9a 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/Parser/GlbLowLevelParser.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/Parser/GlbLowLevelParser.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Text;
+using System.Text.RegularExpressions;
 using UniJSON;
 
 namespace UniGLTF
@@ -13,6 +14,8 @@ namespace UniGLTF
     public sealed class GlbLowLevelParser
     {
         public static readonly string UniqueFixResourceSuffix = "__UNIGLTF__DUPLICATED__";
+        private static readonly Regex _removeUniqueFixResourceSuffix = new Regex($@"^(.+){UniqueFixResourceSuffix}(\d+)$");
+
         private readonly string _path;
         private readonly byte[] _binary;
 
@@ -274,7 +277,7 @@ namespace UniGLTF
             }
         }
 
-        private static string FixNameUnique(HashSet<string> used, string originalName)
+        public static string FixNameUnique(HashSet<string> used, string originalName)
         {
             if (used.Add(originalName))
             {
@@ -291,5 +294,20 @@ namespace UniGLTF
                 }
             }
         }
+
+        public static bool TryGetOriginalName(string name, out string originalName)
+        {
+            var match = _removeUniqueFixResourceSuffix.Match(name);
+            if (match.Success)
+            {
+                originalName = match.Groups[1].Value;
+                return true;
+            }
+            else
+            {
+                originalName = name;
+                return false;
+            }
+        }
     }
 }
\ No newline at end of file