From 977adf5001ae96214a248e2e5ccf930d84fd58cf Mon Sep 17 00:00:00 2001
From: Jake Turner <jake@evansturner.co.uk>
Date: Wed, 20 Dec 2023 08:52:24 +0000
Subject: [PATCH] Opening DDS file better estimate size of mip-tail closes
 #3179

If a mip-tail exists estimate that it will be the same size as mip 0
---
 renderdoc/common/dds_readwrite.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/renderdoc/common/dds_readwrite.cpp b/renderdoc/common/dds_readwrite.cpp
index ed89c0356..0407bc5ec 100644
--- a/renderdoc/common/dds_readwrite.cpp
+++ b/renderdoc/common/dds_readwrite.cpp
@@ -1222,7 +1222,7 @@ RDResult load_dds_from_file(StreamReader *reader, read_dds_data &ret)
      uint64_t(ret.depth) > fileSize || uint64_t(ret.slices) > fileSize ||
      uint64_t(ret.mips) > fileSize || uint64_t(ret.slices) * ret.mips > fileSize ||
      (uint64_t(ret.width) * uint64_t(ret.height) * uint64_t(ret.depth) *
-      RDCMAX(uint64_t(ret.slices), uint64_t(ret.mips))) /
+      RDCMAX(uint64_t(ret.slices), uint64_t(RDCMIN(2U, ret.mips)))) /
              16 >
          fileSize)
   {