void
TextureClientPool::ShrinkToMaximumSize()
{
uint32_t totalClientsOutstanding = mTextureClients.size() + mOutstandingClients;
TCP_LOG("TexturePool %p shrinking to max size %u; total outstanding %u\n",
this, mMaxTextureClients, totalClientsOutstanding);
// We're over our desired maximum size, immediately shrink down to the
// maximum, or zero if we have too many outstanding texture clients.
// We cull from the deferred TextureClients first, as we can't reuse those
// until they get returned.
while (totalClientsOutstanding > mMaxTextureClients) {
if (mTextureClientsDeferred.size()) {
MOZ_ASSERT(mOutstandingClients > 0);
mOutstandingClients--;
TCP_LOG("TexturePool %p dropped deferred client %p; %u remaining\n",
this, mTextureClientsDeferred.top().get(),
mTextureClientsDeferred.size() - 1);
mTextureClientsDeferred.pop();
} else {
if (!mTextureClients.size()) {
// Getting here means we're over our desired number of TextureClients
// with none in the pool. This can happen for pathological cases, or
// it could mean that mMaxTextureClients needs adjusting for whatever
// device we're running on.
TCP_LOG("TexturePool %p encountering pathological case!\n", this);
break;
}
TCP_LOG("TexturePool %p dropped non-deferred client %p; %u remaining\n",
this, mTextureClients.top().get(), mTextureClients.size() - 1);
mTextureClients.pop();
}
totalClientsOutstanding--;
}
}
void
TextureClientPool::ReturnTextureClient(TextureClient *aClient)
{
if (!aClient) {
return;
}
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
DebugOnly<bool> ok = TestClientPool("return", aClient, this);
MOZ_ASSERT(ok);
#endif
// Add the client to the pool:
MOZ_ASSERT(mOutstandingClients > mTextureClientsDeferred.size());
mOutstandingClients--;
mTextureClients.push(aClient);
TCP_LOG("TexturePool %p had client %p returned; size %u outstanding %u\n",
this, aClient, mTextureClients.size(), mOutstandingClients);
// Shrink down if we're beyond our maximum size
ShrinkToMaximumSize();
// Kick off the pool shrinking timer if there are still more unused texture
// clients than our desired minimum cache size.
if (mTextureClients.size() > sMinCacheSize) {
TCP_LOG("TexturePool %p scheduling a shrink-to-min-size\n", this);
mTimer->InitWithFuncCallback(ShrinkCallback, this, mShrinkTimeoutMsec,
nsITimer::TYPE_ONE_SHOT);
}
}
void
TextureClientPool::ShrinkToMinimumSize()
{
TCP_LOG("TexturePool %p shrinking to minimum size %u\n", this, sMinCacheSize);
while (mTextureClients.size() > sMinCacheSize) {
TCP_LOG("TexturePool %p popped %p; shrunk to %u\n",
this, mTextureClients.top().get(), mTextureClients.size() - 1);
mTextureClients.pop();
}
}
TextureClientPool::TextureClientPool(LayersBackend aLayersBackend,
gfx::SurfaceFormat aFormat,
gfx::IntSize aSize,
TextureFlags aFlags,
uint32_t aShrinkTimeoutMsec,
uint32_t aClearTimeoutMsec,
uint32_t aInitialPoolSize,
uint32_t aPoolUnusedSize,
TextureForwarder* aAllocator)
: mBackend(aLayersBackend)
, mFormat(aFormat)
, mSize(aSize)
, mFlags(aFlags)
, mShrinkTimeoutMsec(aShrinkTimeoutMsec)
, mClearTimeoutMsec(aClearTimeoutMsec)
, mInitialPoolSize(aInitialPoolSize)
, mPoolUnusedSize(aPoolUnusedSize)
, mOutstandingClients(0)
, mSurfaceAllocator(aAllocator)
, mDestroyed(false)
{
TCP_LOG("TexturePool %p created with maximum unused texture clients %u\n",
this, mInitialPoolSize);
mShrinkTimer = do_CreateInstance("@mozilla.org/timer;1");
mClearTimer = do_CreateInstance("@mozilla.org/timer;1");
if (aFormat == gfx::SurfaceFormat::UNKNOWN) {
gfxWarning() << "Creating texture pool for SurfaceFormat::UNKNOWN format";
}
}
void
TextureClientPool::AllocateTextureClient()
{
TCP_LOG("TexturePool %p allocating TextureClient, outstanding %u\n",
this, mOutstandingClients);
RefPtr<TextureClient> newClient;
if (gfxPrefs::ForceShmemTiles()) {
// gfx::BackendType::NONE means use the content backend
newClient =
TextureClient::CreateForRawBufferAccess(mSurfaceAllocator,
mFormat, mSize,
gfx::BackendType::NONE,
mBackend,
mFlags, ALLOC_DEFAULT);
} else {
newClient =
TextureClient::CreateForDrawing(mSurfaceAllocator,
mFormat, mSize,
mBackend,
BackendSelector::Content,
mFlags);
}
if (newClient) {
mTextureClients.push(newClient);
}
}
already_AddRefed<TextureClient>
TextureClientPool::GetTextureClient()
{
// Try to fetch a client from the pool
RefPtr<TextureClient> textureClient;
// We initially allocate mInitialPoolSize for our pool. If we run
// out of TextureClients, we allocate additional TextureClients to try and keep around
// mPoolUnusedSize
if (!mTextureClients.size()) {
AllocateTextureClient();
}
if (!mTextureClients.size()) {
// All our allocations failed, return nullptr
return nullptr;
}
mOutstandingClients++;
textureClient = mTextureClients.top();
mTextureClients.pop();
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
if (textureClient) {
textureClient->mPoolTracker = this;
}
DebugOnly<bool> ok = TestClientPool("fetch", textureClient, this);
MOZ_ASSERT(ok);
#endif
TCP_LOG("TexturePool %p giving %p from pool; size %u outstanding %u\n",
this, textureClient.get(), mTextureClients.size(), mOutstandingClients);
return textureClient.forget();
}
void
TextureClientPool::Clear()
{
TCP_LOG("TexturePool %p getting cleared\n", this);
while (!mTextureClients.empty()) {
TCP_LOG("TexturePool %p releasing client %p\n",
this, mTextureClients.top().get());
mTextureClients.pop();
}
while (!mTextureClientsDeferred.empty()) {
MOZ_ASSERT(mOutstandingClients > 0);
mOutstandingClients--;
TCP_LOG("TexturePool %p releasing deferred client %p\n",
this, mTextureClientsDeferred.front().get());
mTextureClientsDeferred.pop_front();
}
}
void
TextureClientPool::ReportClientLost()
{
MOZ_ASSERT(mOutstandingClients > mTextureClientsDeferred.size());
mOutstandingClients--;
TCP_LOG("TexturePool %p getting report client lost; down to %u outstanding\n",
this, mOutstandingClients);
}
void
TextureClientPool::ResetTimers()
{
// Shrink down if we're beyond our maximum size
if (mShrinkTimeoutMsec &&
mTextureClients.size() + mTextureClientsDeferred.size() > mPoolUnusedSize) {
TCP_LOG("TexturePool %p scheduling a shrink-to-max-size\n", this);
mShrinkTimer->InitWithFuncCallback(ShrinkCallback, this, mShrinkTimeoutMsec,
nsITimer::TYPE_ONE_SHOT);
}
// Clear pool after a period of inactivity to reduce memory consumption
if (mClearTimeoutMsec) {
TCP_LOG("TexturePool %p scheduling a clear\n", this);
mClearTimer->InitWithFuncCallback(ClearCallback, this, mClearTimeoutMsec,
nsITimer::TYPE_ONE_SHOT);
}
}
void HTTPConnection::sendData(mtpBuffer &buffer) {
if (status == FinishedWork) return;
if (buffer.size() < 3) {
LOG(("TCP Error: writing bad packet, len = %1").arg(buffer.size() * sizeof(mtpPrime)));
TCP_LOG(("TCP Error: bad packet %1").arg(Logs::mb(&buffer[0], buffer.size() * sizeof(mtpPrime)).str()));
emit error();
return;
}
int32 requestSize = (buffer.size() - 3) * sizeof(mtpPrime);
QNetworkRequest request(address);
request.setHeader(QNetworkRequest::ContentLengthHeader, QVariant(requestSize));
request.setHeader(QNetworkRequest::ContentTypeHeader, QVariant(qsl("application/x-www-form-urlencoded")));
TCP_LOG(("HTTP Info: sending %1 len request %2").arg(requestSize).arg(Logs::mb(&buffer[2], requestSize).str()));
requests.insert(manager.post(request, QByteArray((const char*)(&buffer[2]), requestSize)));
}
TemporaryRef<TextureClient>
TextureClientPool::GetTextureClient()
{
// Try to fetch a client from the pool
RefPtr<TextureClient> textureClient;
if (mTextureClients.size()) {
mOutstandingClients++;
textureClient = mTextureClients.top();
mTextureClients.pop();
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
DebugOnly<bool> ok = TestClientPool("fetch", textureClient, this);
MOZ_ASSERT(ok);
#endif
TCP_LOG("TexturePool %p giving %p from pool; size %u outstanding %u\n",
this, textureClient.get(), mTextureClients.size(), mOutstandingClients);
return textureClient;
}
// We're increasing the number of outstanding TextureClients without reusing a
// client, we may need to free a deferred-return TextureClient.
ShrinkToMaximumSize();
// No unused clients in the pool, create one
if (gfxPrefs::ForceShmemTiles()) {
// gfx::BackendType::NONE means use the content backend
textureClient = TextureClient::CreateForRawBufferAccess(mSurfaceAllocator,
mFormat, mSize, gfx::BackendType::NONE,
TextureFlags::IMMEDIATE_UPLOAD, ALLOC_DEFAULT);
} else {
textureClient = TextureClient::CreateForDrawing(mSurfaceAllocator,
mFormat, mSize, gfx::BackendType::NONE, TextureFlags::IMMEDIATE_UPLOAD);
}
mOutstandingClients++;
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
if (textureClient) {
textureClient->mPoolTracker = this;
}
#endif
TCP_LOG("TexturePool %p giving new %p; size %u outstanding %u\n",
this, textureClient.get(), mTextureClients.size(), mOutstandingClients);
return textureClient;
}
void
TextureClientPool::ReturnDeferredClients()
{
if (mTextureClientsDeferred.empty()) {
return;
}
TCP_LOG("TexturePool %p returning %u deferred clients to pool\n",
this, mTextureClientsDeferred.size());
ReturnUnlockedClients();
ShrinkToMaximumSize();
}
void HTTPConnection::connectHttp(const QString &addr, int32 p, MTPDdcOption::Flags flags) {
address = QUrl(((flags & MTPDdcOption::Flag::f_ipv6) ? qsl("http://[%1]:%2/api") : qsl("http://%1:%2/api")).arg(addr).arg(80));//not p - always 80 port for http transport
TCP_LOG(("HTTP Info: address is %1").arg(address.toDisplayString()));
connect(&manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(requestFinished(QNetworkReply*)));
_flags = flags;
mtpBuffer buffer(preparePQFake(httpNonce));
DEBUG_LOG(("Connection Info: sending fake req_pq through HTTP/%1 transport").arg((flags & MTPDdcOption::Flag::f_ipv6) ? "IPv6" : "IPv4"));
sendData(buffer);
}
void
TextureClientPool::ReturnDeferredClients()
{
TCP_LOG("TexturePool %p returning %u deferred clients to pool\n",
this, mTextureClientsDeferred.size());
while (!mTextureClientsDeferred.empty()) {
mTextureClients.push(mTextureClientsDeferred.top());
mTextureClientsDeferred.pop();
MOZ_ASSERT(mOutstandingClients > 0);
mOutstandingClients--;
}
ShrinkToMaximumSize();
// Kick off the pool shrinking timer if there are still more unused texture
// clients than our desired minimum cache size.
if (mTextureClients.size() > sMinCacheSize) {
TCP_LOG("TexturePool %p kicking off shrink-to-min timer\n", this);
mTimer->InitWithFuncCallback(ShrinkCallback, this, mShrinkTimeoutMsec,
nsITimer::TYPE_ONE_SHOT);
}
}
void
TextureClientPool::ShrinkToMaximumSize()
{
// We're over our desired maximum size, immediately shrink down to the
// maximum.
//
// We cull from the deferred TextureClients first, as we can't reuse those
// until they get returned.
uint32_t totalUnusedTextureClients = mTextureClients.size() + mTextureClientsDeferred.size();
// If we have > mInitialPoolSize outstanding, then we want to keep around
// mPoolUnusedSize at a maximum. If we have fewer than mInitialPoolSize
// outstanding, then keep around the entire initial pool size.
uint32_t targetUnusedClients;
if (mOutstandingClients > mInitialPoolSize) {
targetUnusedClients = mPoolUnusedSize;
} else {
targetUnusedClients = mInitialPoolSize;
}
TCP_LOG("TexturePool %p shrinking to maximum unused size %u; current pool size %u; total outstanding %u\n",
this, targetUnusedClients, totalUnusedTextureClients, mOutstandingClients);
while (totalUnusedTextureClients > targetUnusedClients) {
if (mTextureClientsDeferred.size()) {
mOutstandingClients--;
TCP_LOG("TexturePool %p dropped deferred client %p; %u remaining\n",
this, mTextureClientsDeferred.front().get(),
mTextureClientsDeferred.size() - 1);
mTextureClientsDeferred.pop_front();
} else {
TCP_LOG("TexturePool %p dropped non-deferred client %p; %u remaining\n",
this, mTextureClients.top().get(), mTextureClients.size() - 1);
mTextureClients.pop();
}
totalUnusedTextureClients--;
}
}
void
TextureClientPool::ReturnTextureClientDeferred(TextureClient *aClient)
{
if (!aClient) {
return;
}
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
DebugOnly<bool> ok = TestClientPool("defer", aClient, this);
MOZ_ASSERT(ok);
#endif
mTextureClientsDeferred.push(aClient);
TCP_LOG("TexturePool %p had client %p defer-returned, size %u outstanding %u\n",
this, aClient, mTextureClientsDeferred.size(), mOutstandingClients);
ShrinkToMaximumSize();
}
void
TextureClientPool::ReturnTextureClientDeferred(TextureClient* aClient)
{
if (!aClient || mDestroyed) {
return;
}
MOZ_ASSERT(aClient->GetReadLock());
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
DebugOnly<bool> ok = TestClientPool("defer", aClient, this);
MOZ_ASSERT(ok);
#endif
mTextureClientsDeferred.push_back(aClient);
TCP_LOG("TexturePool %p had client %p defer-returned, size %u outstanding %u\n",
this, aClient, mTextureClientsDeferred.size(), mOutstandingClients);
ResetTimers();
}
void
TextureClientPool::ReturnTextureClient(TextureClient *aClient)
{
if (!aClient || mDestroyed) {
return;
}
#ifdef GFX_DEBUG_TRACK_CLIENTS_IN_POOL
DebugOnly<bool> ok = TestClientPool("return", aClient, this);
MOZ_ASSERT(ok);
#endif
// Add the client to the pool:
MOZ_ASSERT(mOutstandingClients > mTextureClientsDeferred.size());
mOutstandingClients--;
mTextureClients.push(aClient);
TCP_LOG("TexturePool %p had client %p returned; size %u outstanding %u\n",
this, aClient, mTextureClients.size(), mOutstandingClients);
ResetTimers();
}
TextureClientPool::TextureClientPool(gfx::SurfaceFormat aFormat,
gfx::IntSize aSize,
uint32_t aMaxTextureClients,
uint32_t aShrinkTimeoutMsec,
ISurfaceAllocator *aAllocator)
: mFormat(aFormat)
, mSize(aSize)
, mMaxTextureClients(aMaxTextureClients)
, mShrinkTimeoutMsec(aShrinkTimeoutMsec)
, mOutstandingClients(0)
, mSurfaceAllocator(aAllocator)
{
TCP_LOG("TexturePool %p created with max size %u and timeout %u\n",
this, mMaxTextureClients, aShrinkTimeoutMsec);
mTimer = do_CreateInstance("@mozilla.org/timer;1");
if (aFormat == gfx::SurfaceFormat::UNKNOWN) {
gfxWarning() << "Creating texture pool for SurfaceFormat::UNKNOWN format";
}
}
