diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/sdl/graphics.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/backends/sdl/graphics.cpp b/backends/sdl/graphics.cpp index a7e69d9c72..05307b0565 100644 --- a/backends/sdl/graphics.cpp +++ b/backends/sdl/graphics.cpp @@ -724,6 +724,7 @@ void OSystem_SDL::clearScreen() { void OSystem_SDL::copyRectToScreen(const byte *src, int pitch, int x, int y, int w, int h) { assert (_transactionMode == kTransactionNone); + assert(src); if (_screen == NULL) return; @@ -857,6 +858,7 @@ void OSystem_SDL::addDirtyRect(int x, int y, int w, int h, bool mouseRect) { void OSystem_SDL::makeChecksums(const byte *buf) { + assert(buf); uint32 *sums = _dirtyChecksums; uint x,y; const uint last_x = (uint)_screenWidth / 8; @@ -894,6 +896,7 @@ void OSystem_SDL::makeChecksums(const byte *buf) { } void OSystem_SDL::addDirtyRgnAuto(const byte *buf) { + assert(buf); assert(((long)buf & 3) == 0); /* generate a table of the checksums */ @@ -945,6 +948,7 @@ int16 OSystem_SDL::getWidth() { } void OSystem_SDL::setPalette(const byte *colors, uint start, uint num) { + assert(colors); const byte *b = colors; uint i; SDL_Color *base = _currentPalette + start; @@ -967,6 +971,7 @@ void OSystem_SDL::setPalette(const byte *colors, uint start, uint num) { } void OSystem_SDL::setCursorPalette(const byte *colors, uint start, uint num) { + assert(colors); const byte *b = colors; uint i; SDL_Color *base = _cursorPalette + start; @@ -1432,6 +1437,7 @@ void OSystem_SDL::drawMouse() { #ifdef USE_OSD void OSystem_SDL::displayMessageOnOSD(const char *msg) { assert (_transactionMode == kTransactionNone); + assert(msg); uint i; |