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Cocoa Port: Fix a rare race condition that could cause Metal display views to crash if the GPU Scaling Factor very quickly and repeatedly changes.

This commit is contained in:
rogerman 2017-11-16 00:22:20 -08:00
parent bc7b03c3d5
commit 7202fb8d47
2 changed files with 39 additions and 40 deletions
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7
desmume/src/frontend/cocoa/userinterface/MacMetalDisplayView.h
View File

@ -37,7 +37,6 @@ class MacMetalDisplayView;
struct MetalProcessedFrameInfo struct MetalProcessedFrameInfo
{ {
uint8_t bufferIndex; uint8_t bufferIndex;
id<MTLTexture> tex[2];
bool isMainDisplayProcessed; bool isMainDisplayProcessed;
bool isTouchDisplayProcessed; bool isTouchDisplayProcessed;
}; };
@ -172,6 +171,8 @@ typedef DisplayViewShaderProperties DisplayViewShaderProperties;
id<MTLTexture> _texDisplaySrcDeposterize[2][2]; id<MTLTexture> _texDisplaySrcDeposterize[2][2];
id<MTLTexture> texDisplayPixelScaleMain; id<MTLTexture> texDisplayPixelScaleMain;
id<MTLTexture> texDisplayPixelScaleTouch; id<MTLTexture> texDisplayPixelScaleTouch;
id<MTLTexture> texDisplayProcessedMain;
id<MTLTexture> texDisplayProcessedTouch;
id<MTLTexture> texHUDCharMap; id<MTLTexture> texHUDCharMap;
MTLSize _pixelScalerThreadsPerGroup; MTLSize _pixelScalerThreadsPerGroup;
@ -189,7 +190,7 @@ typedef DisplayViewShaderProperties DisplayViewShaderProperties;
bool _willDrawHUDInput; bool _willDrawHUDInput;
size_t _hudStringLength; size_t _hudStringLength;
size_t _hudTouchLineLength; size_t _hudTouchLineLength;
MetalProcessedFrameInfo processedFrameInfo; MetalProcessedFrameInfo processedFrameInfo;
} }
@ -205,6 +206,8 @@ typedef DisplayViewShaderProperties DisplayViewShaderProperties;
@property (retain) id<MTLBuffer> bufCPUFilterDstTouch; @property (retain) id<MTLBuffer> bufCPUFilterDstTouch;
@property (retain) id<MTLTexture> texDisplayPixelScaleMain; @property (retain) id<MTLTexture> texDisplayPixelScaleMain;
@property (retain) id<MTLTexture> texDisplayPixelScaleTouch; @property (retain) id<MTLTexture> texDisplayPixelScaleTouch;
@property (retain) id<MTLTexture> texDisplayProcessedMain;
@property (retain) id<MTLTexture> texDisplayProcessedTouch;
@property (retain) id<MTLTexture> texHUDCharMap; @property (retain) id<MTLTexture> texHUDCharMap;
@property (assign) BOOL needsViewportUpdate; @property (assign) BOOL needsViewportUpdate;
@property (assign) BOOL needsRotationScaleUpdate; @property (assign) BOOL needsRotationScaleUpdate;

72
desmume/src/frontend/cocoa/userinterface/MacMetalDisplayView.mm
View File

@ -735,6 +735,8 @@
@synthesize bufCPUFilterDstTouch; @synthesize bufCPUFilterDstTouch;
@synthesize texDisplayPixelScaleMain; @synthesize texDisplayPixelScaleMain;
@synthesize texDisplayPixelScaleTouch; @synthesize texDisplayPixelScaleTouch;
@synthesize texDisplayProcessedMain;
@synthesize texDisplayProcessedTouch;
@synthesize texHUDCharMap; @synthesize texHUDCharMap;
@synthesize needsViewportUpdate; @synthesize needsViewportUpdate;
@synthesize needsRotationScaleUpdate; @synthesize needsRotationScaleUpdate;
@ -793,6 +795,8 @@
bufCPUFilterDstTouch = nil; bufCPUFilterDstTouch = nil;
texDisplayPixelScaleMain = nil; texDisplayPixelScaleMain = nil;
texDisplayPixelScaleTouch = nil; texDisplayPixelScaleTouch = nil;
texDisplayProcessedMain = nil;
texDisplayProcessedTouch = nil;
texHUDCharMap = nil; texHUDCharMap = nil;
_pixelScalerThreadsPerGroup = MTLSizeMake(1, 1, 1); _pixelScalerThreadsPerGroup = MTLSizeMake(1, 1, 1);
@ -804,8 +808,6 @@
needsHUDVerticesUpdate = YES; needsHUDVerticesUpdate = YES;
processedFrameInfo.bufferIndex = 0; processedFrameInfo.bufferIndex = 0;
processedFrameInfo.tex[NDSDisplayID_Main] = nil;
processedFrameInfo.tex[NDSDisplayID_Touch] = nil;
processedFrameInfo.isMainDisplayProcessed = false; processedFrameInfo.isMainDisplayProcessed = false;
processedFrameInfo.isTouchDisplayProcessed = false; processedFrameInfo.isTouchDisplayProcessed = false;
@ -1117,9 +1119,8 @@
[self setTexDisplayPixelScaleMain:[[sharedData device] newTextureWithDescriptor:texDisplayPixelScaleDesc]]; [self setTexDisplayPixelScaleMain:[[sharedData device] newTextureWithDescriptor:texDisplayPixelScaleDesc]];
[self setTexDisplayPixelScaleTouch:[[sharedData device] newTextureWithDescriptor:texDisplayPixelScaleDesc]]; [self setTexDisplayPixelScaleTouch:[[sharedData device] newTextureWithDescriptor:texDisplayPixelScaleDesc]];
[self setTexDisplayProcessedMain:[sharedData texFetchMain]];
processedFrameInfo.tex[NDSDisplayID_Main] = [sharedData texFetchMain]; [self setTexDisplayProcessedTouch:[sharedData texFetchTouch]];
processedFrameInfo.tex[NDSDisplayID_Touch] = [sharedData texFetchTouch];
VideoFilter *vfMain = cdp->GetPixelScalerObject(NDSDisplayID_Main); VideoFilter *vfMain = cdp->GetPixelScalerObject(NDSDisplayID_Main);
_bufCPUFilterSrcMain = [[[sharedData device] newBufferWithBytesNoCopy:vfMain->GetSrcBufferPtr() _bufCPUFilterSrcMain = [[[sharedData device] newBufferWithBytesNoCopy:vfMain->GetSrcBufferPtr()
@ -1278,10 +1279,10 @@
const NDSDisplayInfo &fetchDisplayInfo = [sharedData GPUFetchObject]->GetFetchDisplayInfoForBufferIndex(bufferIndex); const NDSDisplayInfo &fetchDisplayInfo = [sharedData GPUFetchObject]->GetFetchDisplayInfoForBufferIndex(bufferIndex);
const ClientDisplayMode mode = cdp->GetPresenterProperties().mode; const ClientDisplayMode mode = cdp->GetPresenterProperties().mode;
const bool useDeposterize = cdp->GetSourceDeposterize(); const bool useDeposterize = cdp->GetSourceDeposterize();
const NDSDisplayID selectedDisplaySource[2] = { cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main), cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) }; const NDSDisplayID selectedDisplaySource[2] = { cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main), cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) };
id<MTLTexture> texMain = (selectedDisplaySource[NDSDisplayID_Main] == NDSDisplayID_Main) ? [sharedData texFetchMain] : [sharedData texFetchTouch];
id<MTLTexture> texTouch = (selectedDisplaySource[NDSDisplayID_Touch] == NDSDisplayID_Touch) ? [sharedData texFetchTouch] : [sharedData texFetchMain]; [self setTexDisplayProcessedMain:(selectedDisplaySource[NDSDisplayID_Main] == NDSDisplayID_Main) ? [sharedData texFetchMain] : [sharedData texFetchTouch]];
[self setTexDisplayProcessedTouch:(selectedDisplaySource[NDSDisplayID_Touch] == NDSDisplayID_Touch) ? [sharedData texFetchTouch] : [sharedData texFetchMain]];
bool isDisplayProcessedMain = ![sharedData isUsingFramebufferDirectlyAtIndex:bufferIndex displayID:selectedDisplaySource[NDSDisplayID_Main]]; bool isDisplayProcessedMain = ![sharedData isUsingFramebufferDirectlyAtIndex:bufferIndex displayID:selectedDisplaySource[NDSDisplayID_Main]];
bool isDisplayProcessedTouch = ![sharedData isUsingFramebufferDirectlyAtIndex:bufferIndex displayID:selectedDisplaySource[NDSDisplayID_Touch]]; bool isDisplayProcessedTouch = ![sharedData isUsingFramebufferDirectlyAtIndex:bufferIndex displayID:selectedDisplaySource[NDSDisplayID_Touch]];
@ -1311,7 +1312,7 @@
if (shouldProcessDisplay[NDSDisplayID_Main]) if (shouldProcessDisplay[NDSDisplayID_Main])
{ {
[cce setTexture:texMain atIndex:0]; [cce setTexture:[self texDisplayProcessedMain] atIndex:0];
[cce setTexture:_texDisplaySrcDeposterize[NDSDisplayID_Main][0] atIndex:1]; [cce setTexture:_texDisplaySrcDeposterize[NDSDisplayID_Main][0] atIndex:1];
[cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid] [cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid]
threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]]; threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]];
@ -1321,7 +1322,7 @@
[cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid] [cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid]
threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]]; threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]];
texMain = _texDisplaySrcDeposterize[NDSDisplayID_Main][1]; [self setTexDisplayProcessedMain:_texDisplaySrcDeposterize[NDSDisplayID_Main][1]];
isDisplayProcessedMain = true; isDisplayProcessedMain = true;
if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch]) if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch])
@ -1332,7 +1333,7 @@
if (shouldProcessDisplay[NDSDisplayID_Touch]) if (shouldProcessDisplay[NDSDisplayID_Touch])
{ {
[cce setTexture:texTouch atIndex:0]; [cce setTexture:[self texDisplayProcessedTouch] atIndex:0];
[cce setTexture:_texDisplaySrcDeposterize[NDSDisplayID_Touch][0] atIndex:1]; [cce setTexture:_texDisplaySrcDeposterize[NDSDisplayID_Touch][0] atIndex:1];
[cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid] [cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid]
threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]]; threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]];
@ -1342,7 +1343,7 @@
[cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid] [cce dispatchThreadgroups:[sharedData deposterizeThreadGroupsPerGrid]
threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]]; threadsPerThreadgroup:[sharedData deposterizeThreadsPerGroup]];
texTouch = _texDisplaySrcDeposterize[NDSDisplayID_Touch][1]; [self setTexDisplayProcessedTouch:_texDisplaySrcDeposterize[NDSDisplayID_Touch][1]];
isDisplayProcessedTouch = true; isDisplayProcessedTouch = true;
} }
@ -1371,12 +1372,12 @@
if (shouldProcessDisplay[NDSDisplayID_Main]) if (shouldProcessDisplay[NDSDisplayID_Main])
{ {
[cce setTexture:texMain atIndex:0]; [cce setTexture:[self texDisplayProcessedMain] atIndex:0];
[cce setTexture:[self texDisplayPixelScaleMain] atIndex:1]; [cce setTexture:[self texDisplayPixelScaleMain] atIndex:1];
[cce setTexture:[sharedData texCurrentHQnxLUT] atIndex:2]; [cce setTexture:[sharedData texCurrentHQnxLUT] atIndex:2];
[cce dispatchThreadgroups:_pixelScalerThreadGroupsPerGrid threadsPerThreadgroup:_pixelScalerThreadsPerGroup]; [cce dispatchThreadgroups:_pixelScalerThreadGroupsPerGrid threadsPerThreadgroup:_pixelScalerThreadsPerGroup];
texMain = [self texDisplayPixelScaleMain]; [self setTexDisplayProcessedMain:[self texDisplayPixelScaleMain]];
isDisplayProcessedMain = true; isDisplayProcessedMain = true;
if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch]) if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch])
@ -1387,12 +1388,12 @@
if (shouldProcessDisplay[NDSDisplayID_Touch]) if (shouldProcessDisplay[NDSDisplayID_Touch])
{ {
[cce setTexture:texTouch atIndex:0]; [cce setTexture:[self texDisplayProcessedTouch] atIndex:0];
[cce setTexture:[self texDisplayPixelScaleTouch] atIndex:1]; [cce setTexture:[self texDisplayPixelScaleTouch] atIndex:1];
[cce setTexture:[sharedData texCurrentHQnxLUT] atIndex:2]; [cce setTexture:[sharedData texCurrentHQnxLUT] atIndex:2];
[cce dispatchThreadgroups:_pixelScalerThreadGroupsPerGrid threadsPerThreadgroup:_pixelScalerThreadsPerGroup]; [cce dispatchThreadgroups:_pixelScalerThreadGroupsPerGrid threadsPerThreadgroup:_pixelScalerThreadsPerGroup];
texTouch = [self texDisplayPixelScaleTouch]; [self setTexDisplayProcessedTouch:[self texDisplayPixelScaleTouch]];
isDisplayProcessedTouch = true; isDisplayProcessedTouch = true;
} }
@ -1485,7 +1486,7 @@
destinationLevel:0 destinationLevel:0
destinationOrigin:MTLOriginMake(0, 0, 0)]; destinationOrigin:MTLOriginMake(0, 0, 0)];
texMain = [self texDisplayPixelScaleMain]; [self setTexDisplayProcessedMain:[self texDisplayPixelScaleMain]];
isDisplayProcessedMain = true; isDisplayProcessedMain = true;
if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch]) if (selectedDisplaySource[NDSDisplayID_Main] == selectedDisplaySource[NDSDisplayID_Touch])
@ -1508,7 +1509,7 @@
destinationLevel:0 destinationLevel:0
destinationOrigin:MTLOriginMake(0, 0, 0)]; destinationOrigin:MTLOriginMake(0, 0, 0)];
texTouch = [self texDisplayPixelScaleTouch]; [self setTexDisplayProcessedTouch:[self texDisplayPixelScaleTouch]];
isDisplayProcessedTouch = true; isDisplayProcessedTouch = true;
} }
@ -1522,12 +1523,12 @@
if (selectedDisplaySource[NDSDisplayID_Touch] == selectedDisplaySource[NDSDisplayID_Main]) if (selectedDisplaySource[NDSDisplayID_Touch] == selectedDisplaySource[NDSDisplayID_Main])
{ {
texTouch = texMain; [self setTexDisplayProcessedTouch:[self texDisplayProcessedMain]];
} }
// Update the texture coordinates // Update the texture coordinates
cdp->SetScreenTextureCoordinates((float)[texMain width], (float)[texMain height], cdp->SetScreenTextureCoordinates((float)[[self texDisplayProcessedMain] width], (float)[[self texDisplayProcessedMain] height],
(float)[texTouch width], (float)[texTouch height], (float)[[self texDisplayProcessedTouch] width], (float)[[self texDisplayProcessedTouch] height],
(float *)[_displayTexCoordBuffer contents]); (float *)[_displayTexCoordBuffer contents]);
[_displayTexCoordBuffer didModifyRange:NSMakeRange(0, sizeof(float) * (4 * 8))]; [_displayTexCoordBuffer didModifyRange:NSMakeRange(0, sizeof(float) * (4 * 8))];
@ -1536,9 +1537,6 @@
newFrameInfo.bufferIndex = bufferIndex; newFrameInfo.bufferIndex = bufferIndex;
newFrameInfo.isMainDisplayProcessed = isDisplayProcessedMain; newFrameInfo.isMainDisplayProcessed = isDisplayProcessedMain;
newFrameInfo.isTouchDisplayProcessed = isDisplayProcessedTouch; newFrameInfo.isTouchDisplayProcessed = isDisplayProcessedTouch;
newFrameInfo.tex[NDSDisplayID_Main] = texMain;
newFrameInfo.tex[NDSDisplayID_Touch] = texTouch;
[self setProcessedFrameInfo:newFrameInfo]; [self setProcessedFrameInfo:newFrameInfo];
} }
@ -1824,9 +1822,6 @@
const MetalProcessedFrameInfo processedInfo = [self processedFrameInfo]; const MetalProcessedFrameInfo processedInfo = [self processedFrameInfo];
const bool needsFetchBuffersLock = !processedInfo.isMainDisplayProcessed || !processedInfo.isTouchDisplayProcessed; const bool needsFetchBuffersLock = !processedInfo.isMainDisplayProcessed || !processedInfo.isTouchDisplayProcessed;
pthread_mutex_lock(&_mutexBufferUpdate);
if (needsFetchBuffersLock) if (needsFetchBuffersLock)
{ {
pthread_rwlock_rdlock([sharedData rwlockFramebufferAtIndex:processedInfo.bufferIndex]); pthread_rwlock_rdlock([sharedData rwlockFramebufferAtIndex:processedInfo.bufferIndex]);
@ -1836,19 +1831,21 @@
[colorAttachment0Desc setTexture:texRender]; [colorAttachment0Desc setTexture:texRender];
id<MTLCommandBuffer> cb = [self newCommandBuffer]; id<MTLCommandBuffer> cb = [self newCommandBuffer];
pthread_mutex_lock(&_mutexBufferUpdate);
[self renderForCommandBuffer:cb [self renderForCommandBuffer:cb
outputPipelineState:[self outputRGBAPipeline] outputPipelineState:[self outputRGBAPipeline]
hudPipelineState:[sharedData hudRGBAPipeline] hudPipelineState:[sharedData hudRGBAPipeline]
texDisplayMain:(processedInfo.isMainDisplayProcessed) ? processedInfo.tex[NDSDisplayID_Main] : ((cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main) == NDSDisplayID_Main) ? [sharedData texFetchMain] : [sharedData texFetchTouch] ) texDisplayMain:(processedInfo.isMainDisplayProcessed) ? [self texDisplayProcessedMain] : ((cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main) == NDSDisplayID_Main) ? [sharedData texFetchMain] : [sharedData texFetchTouch] )
texDisplayTouch:(processedInfo.isTouchDisplayProcessed) ? processedInfo.tex[NDSDisplayID_Touch] : ((cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) == NDSDisplayID_Touch) ? [sharedData texFetchTouch] : [sharedData texFetchMain] )]; texDisplayTouch:(processedInfo.isTouchDisplayProcessed) ? [self texDisplayProcessedTouch] : ((cdp->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) == NDSDisplayID_Touch) ? [sharedData texFetchTouch] : [sharedData texFetchMain] )];
[cb addCompletedHandler:^(id<MTLCommandBuffer> block) { [cb addCompletedHandler:^(id<MTLCommandBuffer> block) {
pthread_mutex_unlock(&_mutexBufferUpdate);
if (needsFetchBuffersLock) if (needsFetchBuffersLock)
{ {
pthread_rwlock_unlock([sharedData rwlockFramebufferAtIndex:processedInfo.bufferIndex]); pthread_rwlock_unlock([sharedData rwlockFramebufferAtIndex:processedInfo.bufferIndex]);
} }
pthread_mutex_unlock(&_mutexBufferUpdate);
}]; }];
[cb commit]; [cb commit];
@ -1923,9 +1920,6 @@
{ {
const MetalProcessedFrameInfo processedInfo = [presenterObject processedFrameInfo]; const MetalProcessedFrameInfo processedInfo = [presenterObject processedFrameInfo];
const bool needsFetchBuffersLock = !processedInfo.isMainDisplayProcessed || !processedInfo.isTouchDisplayProcessed; const bool needsFetchBuffersLock = !processedInfo.isMainDisplayProcessed || !processedInfo.isTouchDisplayProcessed;
pthread_mutex_lock([presenterObject mutexBufferUpdate]);
if (needsFetchBuffersLock) if (needsFetchBuffersLock)
{ {
pthread_rwlock_rdlock([[presenterObject sharedData] rwlockFramebufferAtIndex:processedInfo.bufferIndex]); pthread_rwlock_rdlock([[presenterObject sharedData] rwlockFramebufferAtIndex:processedInfo.bufferIndex]);
@ -1936,20 +1930,22 @@
[[presenterObject colorAttachment0Desc] setTexture:[layerDrawable texture]]; [[presenterObject colorAttachment0Desc] setTexture:[layerDrawable texture]];
id<MTLCommandBuffer> cb = [presenterObject newCommandBuffer]; id<MTLCommandBuffer> cb = [presenterObject newCommandBuffer];
pthread_mutex_lock([presenterObject mutexBufferUpdate]);
[presenterObject renderForCommandBuffer:cb [presenterObject renderForCommandBuffer:cb
outputPipelineState:[presenterObject outputDrawablePipeline] outputPipelineState:[presenterObject outputDrawablePipeline]
hudPipelineState:[[presenterObject sharedData] hudPipeline] hudPipelineState:[[presenterObject sharedData] hudPipeline]
texDisplayMain:(processedInfo.isMainDisplayProcessed) ? processedInfo.tex[NDSDisplayID_Main] : (([presenterObject cdp]->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main) == NDSDisplayID_Main) ? [[presenterObject sharedData] texFetchMain] : [[presenterObject sharedData] texFetchTouch] ) texDisplayMain:(processedInfo.isMainDisplayProcessed) ? [presenterObject texDisplayProcessedMain] : (([presenterObject cdp]->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Main) == NDSDisplayID_Main) ? [[presenterObject sharedData] texFetchMain] : [[presenterObject sharedData] texFetchTouch] )
texDisplayTouch:(processedInfo.isTouchDisplayProcessed) ? processedInfo.tex[NDSDisplayID_Touch] : (([presenterObject cdp]->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) == NDSDisplayID_Touch) ? [[presenterObject sharedData] texFetchTouch] : [[presenterObject sharedData] texFetchMain] )]; texDisplayTouch:(processedInfo.isTouchDisplayProcessed) ? [presenterObject texDisplayProcessedTouch] : (([presenterObject cdp]->GetSelectedDisplaySourceForDisplay(NDSDisplayID_Touch) == NDSDisplayID_Touch) ? [[presenterObject sharedData] texFetchTouch] : [[presenterObject sharedData] texFetchMain] )];
[cb presentDrawable:layerDrawable]; [cb presentDrawable:layerDrawable];
[cb addCompletedHandler:^(id<MTLCommandBuffer> block) { [cb addCompletedHandler:^(id<MTLCommandBuffer> block) {
pthread_mutex_unlock([presenterObject mutexBufferUpdate]);
if (needsFetchBuffersLock) if (needsFetchBuffersLock)
{ {
pthread_rwlock_unlock([[presenterObject sharedData] rwlockFramebufferAtIndex:processedInfo.bufferIndex]); pthread_rwlock_unlock([[presenterObject sharedData] rwlockFramebufferAtIndex:processedInfo.bufferIndex]);
} }
pthread_mutex_unlock([presenterObject mutexBufferUpdate]);
}]; }];
[cb commit]; [cb commit];