// called with SurfaceFlinger::mStateLock as soon as the layer is entered // in the purgatory list void Layer::onRemoved() { ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (lcblk) { // wake up the condition lcblk->setStatus(NO_INIT); } }
void Layer::finishPageFlip() { ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (lcblk) { int buf = mBufferManager.getActiveBufferIndex(); if (buf >= 0) { status_t err = lcblk->unlock( buf ); LOGE_IF(err!=NO_ERROR, "layer %p, buffer=%d wasn't locked!", this, buf); } } }
HandlerServer::HandlerServer(shared_ptr<DataBase> DB) { /**Asigna la base de datos al handler del server.**/ this->DB= DB; shared_ptr<TokenAuthentificator> tokenAuth(new TokenAuthentificator(DB)); shared_ptr<ClientServiceInterface> clientService(new ClientService()); shared_ptr<SharedClient> sharedClient(new SharedClient(clientService)); shared_ptr<GcmClient> gcmClientAux(new GcmClient(clientService)); this->tokenAuthentificator=tokenAuth; vecHandler.push_back(shared_ptr<HandlerInterface>(new HandlerUsers(DB,tokenAuthentificator,sharedClient))); vecHandler.push_back(shared_ptr<HandlerInterface>(new HandlerInterest(DB,tokenAuthentificator,sharedClient))); vecHandler.push_back(shared_ptr<HandlerInterface>(new HandlerMatch(DB,tokenAuthentificator,sharedClient,gcmClientAux))); vecHandler.push_back(shared_ptr<HandlerInterface>(new HandlerChat(DB,tokenAuthentificator,sharedClient,gcmClientAux))); vecHandler.push_back(shared_ptr<HandlerInterface>(new HandlerToken(DB,tokenAuthentificator,sharedClient))); }
status_t Layer::setBufferCount(int bufferCount) { ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (!lcblk) { // oops, the client is already gone return DEAD_OBJECT; } // NOTE: lcblk->resize() is protected by an internal lock status_t err = lcblk->resize(bufferCount); if (err == NO_ERROR) mBufferManager.resize(bufferCount); return err; }
void Layer::dump(String8& result, char* buffer, size_t SIZE) const { LayerBaseClient::dump(result, buffer, SIZE); ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); uint32_t totalTime = 0; if (lcblk) { SharedBufferStack::Statistics stats = lcblk->getStats(); totalTime= stats.totalTime; result.append( lcblk->dump(" ") ); } sp<const GraphicBuffer> buf0(getBuffer(0)); sp<const GraphicBuffer> buf1(getBuffer(1)); uint32_t w0=0, h0=0, s0=0; uint32_t w1=0, h1=0, s1=0; if (buf0 != 0) { w0 = buf0->getWidth(); h0 = buf0->getHeight(); s0 = buf0->getStride(); } if (buf1 != 0) { w1 = buf1->getWidth(); h1 = buf1->getHeight(); s1 = buf1->getStride(); } snprintf(buffer, SIZE, " " "format=%2d, [%3ux%3u:%3u] [%3ux%3u:%3u]," " freezeLock=%p, dq-q-time=%u us\n", mFormat, w0, h0, s0, w1, h1, s1, getFreezeLock().get(), totalTime); result.append(buffer); }
void Layer::lockPageFlip(bool& recomputeVisibleRegions) { ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (!lcblk) { // client died recomputeVisibleRegions = true; return; } ssize_t buf = lcblk->retireAndLock(); if (buf == NOT_ENOUGH_DATA) { // NOTE: This is not an error, it simply means there is nothing to // retire. The buffer is locked because we will use it // for composition later in the loop return; } if (buf < NO_ERROR) { LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); mPostedDirtyRegion.clear(); return; } // we retired a buffer, which becomes the new front buffer if (mBufferManager.setActiveBufferIndex(buf) < NO_ERROR) { LOGE("retireAndLock() buffer index (%d) out of range", int(buf)); mPostedDirtyRegion.clear(); return; } sp<GraphicBuffer> newFrontBuffer(getBuffer(buf)); if (newFrontBuffer != NULL) { // get the dirty region // compute the posted region const Region dirty(lcblk->getDirtyRegion(buf)); mPostedDirtyRegion = dirty.intersect( newFrontBuffer->getBounds() ); // update the layer size and release freeze-lock const Layer::State& front(drawingState()); if (newFrontBuffer->getWidth() == front.requested_w && newFrontBuffer->getHeight() == front.requested_h) { if ((front.w != front.requested_w) || (front.h != front.requested_h)) { // Here we pretend the transaction happened by updating the // current and drawing states. Drawing state is only accessed // in this thread, no need to have it locked Layer::State& editDraw(mDrawingState); editDraw.w = editDraw.requested_w; editDraw.h = editDraw.requested_h; // We also need to update the current state so that we don't // end-up doing too much work during the next transaction. // NOTE: We actually don't need hold the transaction lock here // because State::w and State::h are only accessed from // this thread Layer::State& editTemp(currentState()); editTemp.w = editDraw.w; editTemp.h = editDraw.h; // recompute visible region recomputeVisibleRegions = true; } // we now have the correct size, unfreeze the screen mFreezeLock.clear(); } // get the crop region setBufferCrop( lcblk->getCrop(buf) ); // get the transformation setBufferTransform( lcblk->getTransform(buf) ); } else { // this should not happen unless we ran out of memory while // allocating the buffer. we're hoping that things will get back // to normal the next time the app tries to draw into this buffer. // meanwhile, pretend the screen didn't update. mPostedDirtyRegion.clear(); } if (lcblk->getQueuedCount()) { // signal an event if we have more buffers waiting mFlinger->signalEvent(); } /* a buffer was posted, so we need to call reloadTexture(), which * will update our internal data structures (eg: EGLImageKHR or * texture names). we need to do this even if mPostedDirtyRegion is * empty -- it's orthogonal to the fact that a new buffer was posted, * for instance, a degenerate case could be that the user did an empty * update but repainted the buffer with appropriate content (after a * resize for instance). */ reloadTexture( mPostedDirtyRegion ); }
uint32_t Layer::doTransaction(uint32_t flags) { const Layer::State& front(drawingState()); const Layer::State& temp(currentState()); const bool sizeChanged = (front.requested_w != temp.requested_w) || (front.requested_h != temp.requested_h); if (sizeChanged) { // the size changed, we need to ask our client to request a new buffer LOGD_IF(DEBUG_RESIZE, "resize (layer=%p), requested (%dx%d), drawing (%d,%d)", this, int(temp.requested_w), int(temp.requested_h), int(front.requested_w), int(front.requested_h)); if (!isFixedSize()) { // we're being resized and there is a freeze display request, // acquire a freeze lock, so that the screen stays put // until we've redrawn at the new size; this is to avoid // glitches upon orientation changes. if (mFlinger->hasFreezeRequest()) { // if the surface is hidden, don't try to acquire the // freeze lock, since hidden surfaces may never redraw if (!(front.flags & ISurfaceComposer::eLayerHidden)) { mFreezeLock = mFlinger->getFreezeLock(); } } // this will make sure LayerBase::doTransaction doesn't update // the drawing state's size Layer::State& editDraw(mDrawingState); editDraw.requested_w = temp.requested_w; editDraw.requested_h = temp.requested_h; // record the new size, form this point on, when the client request // a buffer, it'll get the new size. setBufferSize(temp.requested_w, temp.requested_h); ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (lcblk) { // all buffers need reallocation lcblk->reallocateAll(); } } else { // record the new size setBufferSize(temp.requested_w, temp.requested_h); } } if (temp.sequence != front.sequence) { if (temp.flags & ISurfaceComposer::eLayerHidden || temp.alpha == 0) { // this surface is now hidden, so it shouldn't hold a freeze lock // (it may never redraw, which is fine if it is hidden) mFreezeLock.clear(); } } return LayerBase::doTransaction(flags); }
sp<GraphicBuffer> Layer::requestBuffer(int index, uint32_t reqWidth, uint32_t reqHeight, uint32_t reqFormat, uint32_t usage) { sp<GraphicBuffer> buffer; if (int32_t(reqWidth | reqHeight | reqFormat) < 0) return buffer; if ((!reqWidth && reqHeight) || (reqWidth && !reqHeight)) return buffer; // this ensures our client doesn't go away while we're accessing // the shared area. ClientRef::Access sharedClient(mUserClientRef); SharedBufferServer* lcblk(sharedClient.get()); if (!lcblk) { // oops, the client is already gone return buffer; } /* * This is called from the client's Surface::dequeue(). This can happen * at any time, especially while we're in the middle of using the * buffer 'index' as our front buffer. */ status_t err = NO_ERROR; uint32_t w, h, f; { // scope for the lock Mutex::Autolock _l(mLock); // zero means default if (!reqFormat) reqFormat = mFormat; if (!reqWidth) reqWidth = mWidth; if (!reqHeight) reqHeight = mHeight; w = reqWidth; h = reqHeight; f = reqFormat; if ((reqWidth != mReqWidth) || (reqHeight != mReqHeight) || (reqFormat != mReqFormat)) { mReqWidth = reqWidth; mReqHeight = reqHeight; mReqFormat = reqFormat; lcblk->reallocateAllExcept(index); } } // here we have to reallocate a new buffer because the buffer could be // used as the front buffer, or by a client in our process // (eg: status bar), and we can't release the handle under its feet. const uint32_t effectiveUsage = getEffectiveUsage(usage); buffer = new GraphicBuffer(w, h, f, effectiveUsage); err = buffer->initCheck(); if (err || buffer->handle == 0) { LOGE_IF(err || buffer->handle == 0, "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d failed (%s)", this, index, w, h, strerror(-err)); } else { LOGD_IF(DEBUG_RESIZE, "Layer::requestBuffer(this=%p), index=%d, w=%d, h=%d, handle=%p", this, index, w, h, buffer->handle); } if (err == NO_ERROR && buffer->handle != 0) { Mutex::Autolock _l(mLock); mBufferManager.attachBuffer(index, buffer); } return buffer; }