From efc7365df998344afeee56a370c8fdbf67cdb8a3 Mon Sep 17 00:00:00 2001
From: hendricks266 <hendricks266@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Wed, 18 Dec 2019 09:31:10 +0000
Subject: [PATCH] Fix the interpretation of old-format PALETTE.DAT

Backported from PCExhumed.

git-svn-id: https://svn.eduke32.com/eduke32@8436 1a8010ca-5511-0410-912e-c29ae57300e0

# Conflicts:
#	source/build/src/palette.cpp
---
 source/build/src/palette.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/source/build/src/palette.cpp b/source/build/src/palette.cpp
index d91079a59..0a38ad35b 100644
--- a/source/build/src/palette.cpp
+++ b/source/build/src/palette.cpp
@@ -265,13 +265,15 @@ void paletteLoadFromDisk(void)
 
             // Read the entries above and on the diagonal, if the table is
             // thought as being row-major.
-            if (read_and_test(fil, &transluc[256*i + i], 256-i-1))
+            if (read_and_test(fil, &transluc[256*i + i + 1], 255-i))
                 return;
 
             // Duplicate the entries below the diagonal.
-            for (bssize_t j=0; j<i; j++)
-                transluc[256*i + j] = transluc[256*j + i];
+            for (bssize_t j=i+1; j<256; j++)
+                transluc[256*j + i] = transluc[256*i + j];
         }
+        for (bssize_t i=0; i<256; i++)
+            transluc[256*i + i] = i;
     }
     else
     {