Exemplo n.º 1
0
// 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);
    }
}
Exemplo n.º 2
0
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);
        }
    }
}
Exemplo n.º 3
0
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)));

}
Exemplo n.º 4
0
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;
}
Exemplo n.º 5
0
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);
}
Exemplo n.º 6
0
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 );
}
Exemplo n.º 7
0
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);
}
Exemplo n.º 8
0
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;
}