diff options
Diffstat (limited to 'src/openttd.cpp')
-rw-r--r-- | src/openttd.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/openttd.cpp b/src/openttd.cpp index 5cd5eba37..af1f77f4e 100644 --- a/src/openttd.cpp +++ b/src/openttd.cpp @@ -596,11 +596,12 @@ int ttd_main(int argc, char *argv[]) /* * The width and height must be at least 1 pixel and width times - * height must still fit within a 32 bits integer, this way all - * internal drawing routines work correctly. + * height times bytes per pixel must still fit within a 32 bits + * integer, even for 32 bpp video modes. This way all internal + * drawing routines work correctly. */ - _cur_resolution.width = ClampU(_cur_resolution.width, 1, UINT16_MAX); - _cur_resolution.height = ClampU(_cur_resolution.height, 1, UINT16_MAX); + _cur_resolution.width = ClampU(_cur_resolution.width, 1, UINT16_MAX / 2); + _cur_resolution.height = ClampU(_cur_resolution.height, 1, UINT16_MAX / 2); /* enumerate language files */ InitializeLanguagePacks(); |