diff options
| -rw-r--r-- | video/cocoa_v.m | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/video/cocoa_v.m b/video/cocoa_v.m index 71065cd25..e8c18895c 100644 --- a/video/cocoa_v.m +++ b/video/cocoa_v.m @@ -847,6 +847,10 @@ static void QZ_SetPortAlphaOpaque(void) _cocoa_video_data.realpixels = GetPixBaseAddr(GetPortPixMap(thePort)); _cocoa_video_data.pitch = GetPixRowBytes(GetPortPixMap(thePort)); + if (_cocoa_video_data.realpixels == NULL) { + ShowMacErrorDialog("Error: failure to locate screen buffer in the OS"); + } + /* _cocoa_video_data.realpixels now points to the window's pixels * We want it to point to the *view's* pixels */ @@ -862,7 +866,9 @@ static void QZ_SetPortAlphaOpaque(void) /* Allocate new buffer */ free(_cocoa_video_data.pixels); _cocoa_video_data.pixels = (uint8*)malloc(newViewFrame.size.width * newViewFrame.size.height); - assert(_cocoa_video_data.pixels != NULL); + if (_cocoa_video_data.pixels == NULL) { + ShowMacErrorDialog("Error: failed to allocate frame buffer"); + } /* Tell the game that the resolution changed */ @@ -1352,6 +1358,10 @@ static const char* QZ_SetVideoFullScreen(int width, int height) _cocoa_video_data.realpixels = (uint8*)CGDisplayBaseAddress(_cocoa_video_data.display_id); _cocoa_video_data.pitch = CGDisplayBytesPerRow(_cocoa_video_data.display_id); + if (_cocoa_video_data.realpixels == NULL ) { + ShowMacErrorDialog("Error: failure to locate screen buffer in the OS for full screen mode"); + } + _cocoa_video_data.width = CGDisplayPixelsWide(_cocoa_video_data.display_id); _cocoa_video_data.height = CGDisplayPixelsHigh(_cocoa_video_data.display_id); _cocoa_video_data.fullscreen = true; |