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author | Max Horn | 2005-11-08 22:23:09 +0000 |
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committer | Max Horn | 2005-11-08 22:23:09 +0000 |
commit | 3cc22c638c12e2a0b49a841948468e37733e4817 (patch) | |
tree | 55e198b37c4ffbc55e727dbddb8bbdcaac3e2650 /backends | |
parent | 5f32a2c3b60a2ad08de417a01a56074134d573d9 (diff) | |
download | scummvm-rg350-3cc22c638c12e2a0b49a841948468e37733e4817.tar.gz scummvm-rg350-3cc22c638c12e2a0b49a841948468e37733e4817.tar.bz2 scummvm-rg350-3cc22c638c12e2a0b49a841948468e37733e4817.zip |
Added asserts to OSystem_SDL::copyRectToScreen, which should detect any attempts to use invalid rects for blitting
svn-id: r19521
Diffstat (limited to 'backends')
-rw-r--r-- | backends/sdl/graphics.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/backends/sdl/graphics.cpp b/backends/sdl/graphics.cpp index 7215f12a81..865c96fa37 100644 --- a/backends/sdl/graphics.cpp +++ b/backends/sdl/graphics.cpp @@ -802,6 +802,11 @@ void OSystem_SDL::copyRectToScreen(const byte *src, int pitch, int x, int y, int Common::StackLock lock(_graphicsMutex); // Lock the mutex until this function ends + assert(x >= 0 && x < _screenWidth); + assert(y >= 0 && y < _screenHeight); + assert(h > 0 && y + h <= _screenHeight); + assert(w > 0 && x + w <= _screenWidth); + if (((long)src & 3) == 0 && pitch == _screenWidth && x == 0 && y == 0 && w == _screenWidth && h == _screenHeight && _modeFlags & DF_WANT_RECT_OPTIM) { /* Special, optimized case for full screen updates. |