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Cocoa Port: 

- Add some additional locks when reading the GPU framebuffer.
This commit is contained in:
rogerman 2015-07-07 21:24:19 +00:00
parent fbda969347
commit e53e289e77
1 changed files with 6 additions and 2 deletions
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8
desmume/src/cocoa/cocoa_output.mm
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@ -543,9 +543,9 @@
- (NSSize) displaySize
{
OSSpinLockLock(&spinlockDisplayType);
pthread_rwlock_rdlock(self.rwlockProducer);
NSSize size = NSMakeSize((CGFloat)GPU_GetFramebufferWidth(), (displayMode == DS_DISPLAY_TYPE_DUAL) ? (CGFloat)(GPU_GetFramebufferHeight() * 2): (CGFloat)GPU_GetFramebufferHeight());
OSSpinLockUnlock(&spinlockDisplayType);
pthread_rwlock_unlock(self.rwlockProducer);
return size;
}
@ -616,6 +616,8 @@
- (void) handleEmuFrameProcessed
{
pthread_rwlock_rdlock(self.rwlockProducer);
const uint16_t newGpuWidth = GPU_GetFramebufferWidth();
const uint16_t newGpuHeight = GPU_GetFramebufferHeight();
@ -624,6 +626,8 @@
_gpuFrame.width = newGpuWidth;
_gpuFrame.height = (_gpuFrame.displayModeID == DS_DISPLAY_TYPE_DUAL) ? newGpuHeight * 2 : newGpuHeight;
pthread_rwlock_unlock(self.rwlockProducer);
if (newGpuWidth != _gpuCurrentWidth || newGpuHeight != _gpuCurrentHeight)
{
if (delegate != nil && [delegate respondsToSelector:@selector(doDisplaySizeChanged:)])