From c5e90110be7869bbaa5c586f4854944bb00c80e7 Mon Sep 17 00:00:00 2001
From: morkt <morkt@users.noreply.github.com>
Date: Fri, 6 Jul 2018 15:36:50 +0400
Subject: [PATCH] (IAF): alternative RLE compression.

---
 ArcFormats/Triangle/ImageIAF.cs | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/ArcFormats/Triangle/ImageIAF.cs b/ArcFormats/Triangle/ImageIAF.cs
index 1ed187ba..33d75bdc 100644
--- a/ArcFormats/Triangle/ImageIAF.cs
+++ b/ArcFormats/Triangle/ImageIAF.cs
@@ -161,7 +161,7 @@ namespace GameRes.Formats.Triangle
             {
                 using (var reader = new RleReader (stream, packed_size, unpacked_size))
                 {
-                    reader.Unpack();
+                    reader.UnpackV2();
                     return reader.Data;
                 }
             }
@@ -274,6 +274,21 @@ namespace GameRes.Formats.Triangle
             m_size = input_length;
         }
 
+        public void UnpackV2 ()
+        {
+            int src = 0;
+            int dst = 0;
+            while (dst < m_output.Length && src < m_size)
+            {
+                byte b = m_input.ReadByte();
+                int count = m_input.ReadByte();
+                src += 2;
+                count = Math.Min (count, m_output.Length - dst);
+                for (int i = 0; i < count; i++)
+                    m_output[dst++] = b;
+            }
+        }
+
         public void Unpack ()
         {
             int src = 0;