From d3c93634ada1282080d03998fd7cad26854ceb82 Mon Sep 17 00:00:00 2001
From: bjorn <mail@bjornbyt.es>
Date: Tue, 23 Aug 2022 20:17:19 -0700
Subject: [PATCH] Fix KTX1 cube/array loading;

---
 src/modules/data/image.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/modules/data/image.c b/src/modules/data/image.c
index 8b833e67..68e2b5db 100644
--- a/src/modules/data/image.c
+++ b/src/modules/data/image.c
@@ -1035,12 +1035,13 @@ static Image* loadKTX1(Blob* blob) {
     length -= 4;
     data += 4;
 
-    lovrAssert(length >= size, "KTX file overflow");
+    size_t totalSize = size * image->layers;
+    lovrAssert(length >= totalSize, "KTX file overflow");
     image->mipmaps[i] = (Mipmap) { data, size, size };
     width = MAX(width >> 1, 1);
     height = MAX(height >> 1, 1);
-    length -= size;
-    data += size;
+    length -= totalSize;
+    data += totalSize;
   }
 
   return image;