diff options
| author | rubidium <rubidium@openttd.org> | 2013-07-01 19:48:52 +0000 |
|---|---|---|
| committer | rubidium <rubidium@openttd.org> | 2013-07-01 19:48:52 +0000 |
| commit | d9065fbfbe567a621e4d5051494ca76f1bbd36d5 (patch) | |
| tree | bae8dbd1907a4df784a9fd779f5d06074345c9b0 | |
| parent | 68659495b552868bb9483da6385932085ec0e2a8 (diff) | |
| download | openttd-d9065fbfbe567a621e4d5051494ca76f1bbd36d5.tar.xz | |
(svn r25550) -Fix [FS#5571]: [Windows] Race condition between two drawing threads could crash OpenTTD
| -rw-r--r-- | src/video/win32_v.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/video/win32_v.cpp b/src/video/win32_v.cpp index c72b87bca..922f8ba89 100644 --- a/src/video/win32_v.cpp +++ b/src/video/win32_v.cpp @@ -176,6 +176,7 @@ static void ClientSizeChanged(int w, int h) { /* allocate new dib section of the new size */ if (AllocateDibSection(w, h)) { + if (_draw_mutex != NULL) _draw_mutex->BeginCritical(); /* mark all palette colours dirty */ _cur_palette.first_dirty = 0; _cur_palette.count_dirty = 256; @@ -190,6 +191,8 @@ static void ClientSizeChanged(int w, int h) _screen.dst_ptr = _wnd.buffer_bits; UpdateWindows(); } + + if (_draw_mutex != NULL) _draw_mutex->EndCritical(); } } |