OSMAND_CORE_API void OSMAND_CORE_CALL OsmAnd::ReleaseCore()
{
if (_qCoreApplicationThread)
{
QCoreApplication::exit();
REPEAT_UNTIL(_qCoreApplicationThread->wait());
_qCoreApplicationThread.reset();
}
else
{
releaseInAppThread();
}
// MapSymbol intersection classes registry
MapSymbolIntersectionClassesRegistry_releaseGlobalInstance();
// Text rasterizer
TextRasterizer_releaseGlobalInstance();
// ICU
ICU::release();
// SKIA
SKIA::release();
Logger::get()->flush();
Logger::get()->removeAllLogSinks();
}
OSMAND_CORE_API bool OSMAND_CORE_CALL OsmAnd::InitializeCore(const std::shared_ptr<const ICoreResourcesProvider>& coreResourcesProvider)
{
if (!coreResourcesProvider)
{
std::cerr << "OsmAnd core requires non-null core resources provider!" << std::endl;
return false;
}
gCoreResourcesProvider = coreResourcesProvider;
Logger::get()->addLogSink(std::shared_ptr<ILogSink>(new DefaultLogSink()));
InflateExplicitReferences();
if (!QCoreApplication::instance())
{
LogPrintf(LogSeverityLevel::Info,
"OsmAnd Core is initialized standalone, so going to create 'application' thread");
_qCoreApplicationThread.reset(new QCoreApplicationThread());
gMainThread = _qCoreApplicationThread.get();
_qCoreApplicationThread->start();
// Wait until global initialization will pass in that thread
{
QMutexLocker scopeLock(&_qCoreApplicationThreadMutex);
while (!_qCoreApplicationThread->wasInitialized)
REPEAT_UNTIL(_qCoreApplicationThreadWaitCondition.wait(&_qCoreApplicationThreadMutex));
}
}
else
{
LogPrintf(LogSeverityLevel::Info,
"OsmAnd Core is initialized inside a Qt application, so assuming that got called from application thread");
gMainThread = QThread::currentThread();
initializeInAppThread();
}
// GDAL
GDALAllRegister();
// SKIA
if (!SKIA::initialize())
return false;
// ICU
if (!ICU::initialize())
return false;
// Qt
(void)QLocale::system(); // This will initialize system locale, since it fails to initialize concurrently
// Text rasterizer
TextRasterizer_initializeGlobalInstance();
// MapSymbol intersection classes registry
MapSymbolIntersectionClassesRegistry_initializeGlobalInstance();
return true;
}
void OsmAnd::Concurrent::Dispatcher::shutdown()
{
QMutexLocker scopedLocker(&_performedShutdownConditionMutex);
shutdownAsync();
REPEAT_UNTIL(_performedShutdown.wait(&_performedShutdownConditionMutex));
}
void OsmAnd::ObfFile_P::lockForWriting() const
{
QMutexLocker scopedLocker(&_lockCounterMutex);
while(_lockCounter > 0)
REPEAT_UNTIL(_lockCounterWaitCondition.wait(&_lockCounterMutex));
_lockCounter--;
_lockCounterWaitCondition.wakeAll();
}
void OsmAnd::Concurrent::TaskHost::onOwnerIsBeingDestructed()
{
// Mark that owner is being destructed
_ownerIsBeingDestructed = true;
// Ask all tasks to cancel
{
QReadLocker scopedLock(&_hostedTasksLock);
for(const auto& task : constOf(_hostedTasks))
task->requestCancellation();
}
// Hold until all tasks are released
{
QReadLocker scopedLocker(&_hostedTasksLock);
while(_hostedTasks.size() != 0)
REPEAT_UNTIL(_unlockedCondition.wait(&_hostedTasksLock));
}
}
void OsmAnd::Concurrent::Dispatcher::invoke(const Delegate method)
{
assert(method != nullptr);
QMutex waitMutex;
QWaitCondition waitCondition;
invokeAsync([&waitCondition, &waitMutex, method]
{
method();
{
QMutexLocker scopedLocker(&waitMutex);
waitCondition.wakeAll();
}
});
{
QMutexLocker scopedLocker(&waitMutex);
REPEAT_UNTIL(waitCondition.wait(&waitMutex));
}
}
bool OsmAnd::MapPrimitivesProvider_P::obtainData(
const TileId tileId,
const ZoomLevel zoom,
std::shared_ptr<MapPrimitivesProvider::Data>& outTiledData,
MapPrimitivesProvider_Metrics::Metric_obtainData* const metric_,
const IQueryController* const queryController)
{
#if OSMAND_PERFORMANCE_METRICS
MapPrimitivesProvider_Metrics::Metric_obtainData localMetric;
const auto metric = metric_ ? metric_ : &localMetric;
#else
const auto metric = metric_;
#endif
const Stopwatch totalStopwatch(metric != nullptr);
std::shared_ptr<TileEntry> tileEntry;
for (;;)
{
// Try to obtain previous instance of tile
_tileReferences.obtainOrAllocateEntry(tileEntry, tileId, zoom,
[]
(const TiledEntriesCollection<TileEntry>& collection, const TileId tileId, const ZoomLevel zoom) -> TileEntry*
{
return new TileEntry(collection, tileId, zoom);
});
// If state is "Undefined", change it to "Loading" and proceed with loading
if (tileEntry->setStateIf(TileState::Undefined, TileState::Loading))
break;
// In case tile entry is being loaded, wait until it will finish loading
if (tileEntry->getState() == TileState::Loading)
{
QReadLocker scopedLcoker(&tileEntry->loadedConditionLock);
// If tile is in 'Loading' state, wait until it will become 'Loaded'
while (tileEntry->getState() != TileState::Loaded)
REPEAT_UNTIL(tileEntry->loadedCondition.wait(&tileEntry->loadedConditionLock));
}
if (!tileEntry->dataIsPresent)
{
// If there was no data, return same
outTiledData.reset();
return true;
}
else
{
// Otherwise, try to lock tile reference
outTiledData = tileEntry->dataWeakRef.lock();
// If successfully locked, just return it
if (outTiledData)
return true;
// Otherwise consider this tile entry as expired, remove it from collection (it's safe to do that right now)
// This will enable creation of new entry on next loop cycle
_tileReferences.removeEntry(tileId, zoom);
tileEntry.reset();
}
}
const Stopwatch totalTimeStopwatch(
#if OSMAND_PERFORMANCE_METRICS
true
#else
metric != nullptr
#endif // OSMAND_PERFORMANCE_METRICS
);
// Obtain map objects data tile
std::shared_ptr<IMapObjectsProvider::Data> dataTile;
std::shared_ptr<Metric> submetric;
owner->mapObjectsProvider->obtainData(
tileId,
zoom,
dataTile,
metric ? &submetric : nullptr,
nullptr);
if (metric && submetric)
metric->addOrReplaceSubmetric(submetric);
if (!dataTile)
{
// Store flag that there was no data and mark tile entry as 'Loaded'
tileEntry->dataIsPresent = false;
tileEntry->setState(TileState::Loaded);
// Notify that tile has been loaded
{
QWriteLocker scopedLcoker(&tileEntry->loadedConditionLock);
tileEntry->loadedCondition.wakeAll();
}
outTiledData.reset();
return true;
}
// Get primitivised objects
std::shared_ptr<MapPrimitiviser::PrimitivisedObjects> primitivisedObjects;
if (owner->mode == MapPrimitivesProvider::Mode::AllObjectsWithoutPolygonFiltering)
{
primitivisedObjects = owner->primitiviser->primitiviseAllMapObjects(
zoom,
dataTile->mapObjects,
//NOTE: So far it's safe to turn off this cache. But it has to be rewritten. Since lock/unlock occurs too often, this kills entire performance
//NOTE: Maybe a QuadTree-based cache with leaf-only locking will save up much. Or use supernodes, like DataBlock
nullptr, //_primitiviserCache,
nullptr,
metric ? metric->findOrAddSubmetricOfType<MapPrimitiviser_Metrics::Metric_primitiviseAllMapObjects>().get() : nullptr);
}
else if (owner->mode == MapPrimitivesProvider::Mode::AllObjectsWithPolygonFiltering)
{
primitivisedObjects = owner->primitiviser->primitiviseAllMapObjects(
Utilities::getScaleDivisor31ToPixel(PointI(owner->tileSize, owner->tileSize), zoom),
zoom,
dataTile->mapObjects,
//NOTE: So far it's safe to turn off this cache. But it has to be rewritten. Since lock/unlock occurs too often, this kills entire performance
//NOTE: Maybe a QuadTree-based cache with leaf-only locking will save up much. Or use supernodes, like DataBlock
nullptr, //_primitiviserCache,
nullptr,
metric ? metric->findOrAddSubmetricOfType<MapPrimitiviser_Metrics::Metric_primitiviseAllMapObjects>().get() : nullptr);
}
else if (owner->mode == MapPrimitivesProvider::Mode::WithoutSurface)
{
primitivisedObjects = owner->primitiviser->primitiviseWithoutSurface(
Utilities::getScaleDivisor31ToPixel(PointI(owner->tileSize, owner->tileSize), zoom),
zoom,
dataTile->mapObjects,
//NOTE: So far it's safe to turn off this cache. But it has to be rewritten. Since lock/unlock occurs too often, this kills entire performance
//NOTE: Maybe a QuadTree-based cache with leaf-only locking will save up much. Or use supernodes, like DataBlock
nullptr, //_primitiviserCache,
nullptr,
metric ? metric->findOrAddSubmetricOfType<MapPrimitiviser_Metrics::Metric_primitiviseWithoutSurface>().get() : nullptr);
}
else // if (owner->mode == MapPrimitivesProvider::Mode::WithSurface)
{
const auto tileBBox31 = Utilities::tileBoundingBox31(tileId, zoom);
primitivisedObjects = owner->primitiviser->primitiviseWithSurface(
tileBBox31,
PointI(owner->tileSize, owner->tileSize),
zoom,
dataTile->tileSurfaceType,
dataTile->mapObjects,
//NOTE: So far it's safe to turn off this cache. But it has to be rewritten. Since lock/unlock occurs too often, this kills entire performance
//NOTE: Maybe a QuadTree-based cache with leaf-only locking will save up much. Or use supernodes, like DataBlock
nullptr, //_primitiviserCache,
nullptr,
metric ? metric->findOrAddSubmetricOfType<MapPrimitiviser_Metrics::Metric_primitiviseWithSurface>().get() : nullptr);
}
// Create tile
const std::shared_ptr<MapPrimitivesProvider::Data> newTiledData(new MapPrimitivesProvider::Data(
tileId,
zoom,
dataTile,
primitivisedObjects,
new RetainableCacheMetadata(tileEntry, dataTile->retainableCacheMetadata)));
// Publish new tile
outTiledData = newTiledData;
// Store weak reference to new tile and mark it as 'Loaded'
tileEntry->dataIsPresent = true;
tileEntry->dataWeakRef = newTiledData;
tileEntry->setState(TileState::Loaded);
// Notify that tile has been loaded
{
QWriteLocker scopedLcoker(&tileEntry->loadedConditionLock);
tileEntry->loadedCondition.wakeAll();
}
if (metric)
metric->elapsedTime = totalStopwatch.elapsed();
#if OSMAND_PERFORMANCE_METRICS
#if OSMAND_PERFORMANCE_METRICS <= 1
LogPrintf(LogSeverityLevel::Info,
"%d polygons, %d polylines, %d points primitivised from %dx%d@%d in %fs",
primitivisedObjects->polygons.size(),
primitivisedObjects->polylines.size(),
primitivisedObjects->polygons.size(),
tileId.x,
tileId.y,
zoom,
totalStopwatch.elapsed());
#else
LogPrintf(LogSeverityLevel::Info,
"%d polygons, %d polylines, %d points primitivised from %dx%d@%d in %fs:\n%s",
primitivisedObjects->polygons.size(),
primitivisedObjects->polylines.size(),
primitivisedObjects->polygons.size(),
tileId.x,
tileId.y,
zoom,
totalStopwatch.elapsed(),
qPrintable(metric ? metric->toString(QLatin1String("\t - ")) : QLatin1String("(null)")));
#endif // OSMAND_PERFORMANCE_METRICS <= 1
#endif // OSMAND_PERFORMANCE_METRICS
return true;
}
bool OsmAnd::BinaryMapDataProvider_P::obtainData(
const TileId tileId,
const ZoomLevel zoom,
std::shared_ptr<MapTiledData>& outTiledData,
const IQueryController* const queryController)
{
std::shared_ptr<TileEntry> tileEntry;
for (;;)
{
// Try to obtain previous instance of tile
_tileReferences.obtainOrAllocateEntry(tileEntry, tileId, zoom,
[]
(const TiledEntriesCollection<TileEntry>& collection, const TileId tileId, const ZoomLevel zoom) -> TileEntry*
{
return new TileEntry(collection, tileId, zoom);
});
// If state is "Undefined", change it to "Loading" and proceed with loading
if (tileEntry->setStateIf(TileState::Undefined, TileState::Loading))
break;
// In case tile entry is being loaded, wait until it will finish loading
if (tileEntry->getState() == TileState::Loading)
{
QReadLocker scopedLcoker(&tileEntry->_loadedConditionLock);
// If tile is in 'Loading' state, wait until it will become 'Loaded'
while (tileEntry->getState() != TileState::Loaded)
REPEAT_UNTIL(tileEntry->_loadedCondition.wait(&tileEntry->_loadedConditionLock));
}
// Try to lock tile reference
outTiledData = tileEntry->_tile.lock();
// If successfully locked, just return it
if (outTiledData)
return true;
// Otherwise consider this tile entry as expired, remove it from collection (it's safe to do that right now)
// This will enable creation of new entry on next loop cycle
_tileReferences.removeEntry(tileId, zoom);
tileEntry.reset();
}
#if OSMAND_PERFORMANCE_METRICS
const auto total_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
// Obtain OBF data interface
#if OSMAND_PERFORMANCE_METRICS
const auto obtainDataInterface_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
const auto& dataInterface = owner->obfsCollection->obtainDataInterface();
#if OSMAND_PERFORMANCE_METRICS
const auto obtainDataInterface_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> obtainDataInterface_Elapsed = obtainDataInterface_End - obtainDataInterface_Begin;
#endif // OSMAND_PERFORMANCE_METRICS
// Get bounding box that covers this tile
const auto tileBBox31 = Utilities::tileBoundingBox31(tileId, zoom);
// Perform read-out
QList< std::shared_ptr<const Model::BinaryMapObject> > referencedMapObjects;
QList< proper::shared_future< std::shared_ptr<const Model::BinaryMapObject> > > futureReferencedMapObjects;
QList< std::shared_ptr<const Model::BinaryMapObject> > loadedMapObjects;
QSet< uint64_t > loadedSharedMapObjects;
MapFoundationType tileFoundation;
#if OSMAND_PERFORMANCE_METRICS
float dataFilter = 0.0f;
const auto dataRead_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
#if OSMAND_PERFORMANCE_METRICS > 1
ObfMapSectionReader_Metrics::Metric_loadMapObjects dataRead_Metric;
#endif // OSMAND_PERFORMANCE_METRICS > 1
dataInterface->loadMapObjects(&loadedMapObjects, &tileFoundation, tileBBox31, zoom, nullptr,
[this, zoom, &referencedMapObjects, &futureReferencedMapObjects, &loadedSharedMapObjects, tileBBox31
#if OSMAND_PERFORMANCE_METRICS
, &dataFilter
#endif // OSMAND_PERFORMANCE_METRICS
]
(const std::shared_ptr<const ObfMapSectionInfo>& section, const uint64_t id, const AreaI& bbox, const ZoomLevel firstZoomLevel, const ZoomLevel lastZoomLevel) -> bool
{
#if OSMAND_PERFORMANCE_METRICS
const auto dataFilter_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
// This map object may be shared only in case it crosses bounds of a tile
const auto canNotBeShared = tileBBox31.contains(bbox);
// If map object can not be shared, just read it
if (canNotBeShared)
{
#if OSMAND_PERFORMANCE_METRICS
const auto dataFilter_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> dataRead_Elapsed = dataFilter_End - dataFilter_Begin;
dataFilter += dataRead_Elapsed.count();
#endif // OSMAND_PERFORMANCE_METRICS
return true;
}
// Otherwise, this map object can be shared, so it should be checked for
// being present in shared mapObjects storage, or be reserved there
std::shared_ptr<const Model::BinaryMapObject> sharedMapObjectReference;
proper::shared_future< std::shared_ptr<const Model::BinaryMapObject> > futureSharedMapObjectReference;
if (_sharedMapObjects.obtainReferenceOrFutureReferenceOrMakePromise(id, zoom, Utilities::enumerateZoomLevels(firstZoomLevel, lastZoomLevel), sharedMapObjectReference, futureSharedMapObjectReference))
{
if (sharedMapObjectReference)
{
// If map object is already in shared objects cache and is available, use that one
referencedMapObjects.push_back(qMove(sharedMapObjectReference));
}
else
{
futureReferencedMapObjects.push_back(qMove(futureSharedMapObjectReference));
}
#if OSMAND_PERFORMANCE_METRICS
const auto dataFilter_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> dataRead_Elapsed = dataFilter_End - dataFilter_Begin;
dataFilter += dataRead_Elapsed.count();
#endif // OSMAND_PERFORMANCE_METRICS
return false;
}
// This map object was reserved, and is going to be shared, but needs to be loaded
loadedSharedMapObjects.insert(id);
return true;
},
#if OSMAND_PERFORMANCE_METRICS > 1
& dataRead_Metric
#else
nullptr
#endif // OSMAND_PERFORMANCE_METRICS > 1
);
#if OSMAND_PERFORMANCE_METRICS
const auto dataRead_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> dataRead_Elapsed = dataRead_End - dataRead_Begin;
const auto dataIdsProcess_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
// Process loaded-and-shared map objects
for (auto& mapObject : loadedMapObjects)
{
// Check if this map object is shared
if (!loadedSharedMapObjects.contains(mapObject->id))
continue;
// Add unique map object under lock to all zoom levels, for which this map object is valid
assert(mapObject->level);
_sharedMapObjects.fulfilPromiseAndReference(
mapObject->id,
Utilities::enumerateZoomLevels(mapObject->level->minZoom, mapObject->level->maxZoom),
mapObject);
}
for (auto& futureMapObject : futureReferencedMapObjects)
{
auto mapObject = futureMapObject.get();
referencedMapObjects.push_back(qMove(mapObject));
}
#if OSMAND_PERFORMANCE_METRICS
const auto dataIdsProcess_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> dataIdsProcess_Elapsed = dataIdsProcess_End - dataIdsProcess_Begin;
const auto dataProcess_Begin = std::chrono::high_resolution_clock::now();
#endif // OSMAND_PERFORMANCE_METRICS
#if OSMAND_PERFORMANCE_METRICS > 1
Rasterizer_Metrics::Metric_prepareContext dataProcess_metric;
#endif // OSMAND_PERFORMANCE_METRICS > 1
// Prepare data for the tile
const auto sharedMapObjectsCount = referencedMapObjects.size() + loadedSharedMapObjects.size();
const auto allMapObjects = loadedMapObjects + referencedMapObjects;
// Allocate and prepare rasterizer context
bool nothingToRasterize = false;
std::shared_ptr<RasterizerContext> rasterizerContext(new RasterizerContext(owner->rasterizerEnvironment, owner->rasterizerSharedContext));
Rasterizer::prepareContext(*rasterizerContext, tileBBox31, zoom, tileFoundation, allMapObjects, ¬hingToRasterize, nullptr,
#if OSMAND_PERFORMANCE_METRICS > 1
& dataProcess_metric
#else
nullptr
#endif // OSMAND_PERFORMANCE_METRICS > 1
);
#if OSMAND_PERFORMANCE_METRICS
const auto dataProcess_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> dataProcess_Elapsed = dataProcess_End - dataProcess_Begin;
#endif // OSMAND_PERFORMANCE_METRICS
// Create tile
const std::shared_ptr<BinaryMapDataTile> newTile(new BinaryMapDataTile(
tileFoundation,
allMapObjects,
rasterizerContext,
nothingToRasterize,
tileId,
zoom));
newTile->_p->_weakLink = _link->getWeak();
newTile->_p->_refEntry = tileEntry;
// Publish new tile
outTiledData = newTile;
// Store weak reference to new tile and mark it as 'Loaded'
tileEntry->_tile = newTile;
tileEntry->setState(TileState::Loaded);
// Notify that tile has been loaded
{
QWriteLocker scopedLcoker(&tileEntry->_loadedConditionLock);
tileEntry->_loadedCondition.wakeAll();
}
#if OSMAND_PERFORMANCE_METRICS
const auto total_End = std::chrono::high_resolution_clock::now();
const std::chrono::duration<float> total_Elapsed = total_End - total_Begin;
#if OSMAND_PERFORMANCE_METRICS <= 1
LogPrintf(LogSeverityLevel::Info,
"%d map objects (%d unique, %d shared) from %dx%d@%d in %fs",
allMapObjects.size(), allMapObjects.size() - sharedMapObjectsCount, sharedMapObjectsCount,
tileId.x, tileId.y, zoom,
total_Elapsed.count());
#else
LogPrintf(LogSeverityLevel::Info,
"%d map objects (%d unique, %d shared) from %dx%d@%d in %fs:\n"
"\topen %fs\n"
"\tread %fs (filter-by-id %fs):\n"
"\t - visitedLevels = %d\n"
"\t - acceptedLevels = %d\n"
"\t - visitedNodes = %d\n"
"\t - acceptedNodes = %d\n"
"\t - elapsedTimeForNodes = %fs\n"
"\t - mapObjectsBlocksRead = %d\n"
"\t - visitedMapObjects = %d\n"
"\t - acceptedMapObjects = %d\n"
"\t - elapsedTimeForMapObjectsBlocks = %fs\n"
"\t - elapsedTimeForOnlyVisitedMapObjects = %fs\n"
"\t - elapsedTimeForOnlyAcceptedMapObjects = %fs\n"
"\t - average time per 1K only-visited map objects = %fms\n"
"\t - average time per 1K only-accepted map objects = %fms\n"
"\tprocess-ids %fs\n"
"\tprocess-content %fs:\n"
"\t - elapsedTimeForSortingObjects = %fs\n"
"\t - elapsedTimeForPolygonizingCoastlines = %fs\n"
"\t - polygonizedCoastlines = %d\n"
"\t - elapsedTimeForObtainingPrimitives = %fs\n"
"\t - elapsedTimeForOrderEvaluation = %fs\n"
"\t - orderEvaluations = %d\n"
"\t - average time per 1K order evaluations = %fms\n"
"\t - elapsedTimeForPolygonEvaluation = %fs\n"
"\t - polygonEvaluations = %d\n"
"\t - average time per 1K polygon evaluations = %fms\n"
"\t - polygonPrimitives = %d\n"
"\t - elapsedTimeForPolylineEvaluation = %fs\n"
"\t - polylineEvaluations = %d\n"
"\t - average time per 1K polyline evaluations = %fms\n"
"\t - polylinePrimitives = %d\n"
"\t - elapsedTimeForPointEvaluation = %fs\n"
"\t - pointEvaluations = %d\n"
"\t - average time per 1K point evaluations = %fms\n"
"\t - pointPrimitives = %d\n"
"\t - elapsedTimeForObtainingPrimitivesSymbols = %fs",
allMapObjects.size(), allMapObjects.size() - sharedMapObjectsCount, sharedMapObjectsCount,
tileId.x, tileId.y, zoom,
total_Elapsed.count(),
obtainDataInterface_Elapsed.count(),
dataRead_Elapsed.count(), dataFilter,
dataRead_Metric.visitedLevels,
dataRead_Metric.acceptedLevels,
dataRead_Metric.visitedNodes,
dataRead_Metric.acceptedNodes,
dataRead_Metric.elapsedTimeForNodes,
dataRead_Metric.mapObjectsBlocksRead,
dataRead_Metric.visitedMapObjects,
dataRead_Metric.acceptedMapObjects,
dataRead_Metric.elapsedTimeForMapObjectsBlocks,
dataRead_Metric.elapsedTimeForOnlyVisitedMapObjects,
dataRead_Metric.elapsedTimeForOnlyAcceptedMapObjects,
(dataRead_Metric.elapsedTimeForOnlyVisitedMapObjects * 1000.0f) / (static_cast<float>(dataRead_Metric.visitedMapObjects - dataRead_Metric.acceptedMapObjects) / 1000.0f),
(dataRead_Metric.elapsedTimeForOnlyAcceptedMapObjects * 1000.0f) / (static_cast<float>(dataRead_Metric.acceptedMapObjects) / 1000.0f),
dataIdsProcess_Elapsed.count(),
dataProcess_Elapsed.count(),
dataProcess_metric.elapsedTimeForSortingObjects,
dataProcess_metric.elapsedTimeForPolygonizingCoastlines,
dataProcess_metric.polygonizedCoastlines,
dataProcess_metric.elapsedTimeForObtainingPrimitives,
dataProcess_metric.elapsedTimeForOrderEvaluation,
dataProcess_metric.orderEvaluations,
(dataProcess_metric.elapsedTimeForOrderEvaluation * 1000.0f / static_cast<float>(dataProcess_metric.orderEvaluations)) * 1000.0f,
dataProcess_metric.elapsedTimeForPolygonEvaluation,
dataProcess_metric.polygonEvaluations,
(dataProcess_metric.elapsedTimeForPolygonEvaluation * 1000.0f / static_cast<float>(dataProcess_metric.polygonEvaluations)) * 1000.0f,
dataProcess_metric.polygonPrimitives,
dataProcess_metric.elapsedTimeForPolylineEvaluation,
dataProcess_metric.polylineEvaluations,
(dataProcess_metric.elapsedTimeForPolylineEvaluation * 1000.0f / static_cast<float>(dataProcess_metric.polylineEvaluations)) * 1000.0f,
dataProcess_metric.polylinePrimitives,
dataProcess_metric.elapsedTimeForPointEvaluation,
dataProcess_metric.pointEvaluations,
(dataProcess_metric.elapsedTimeForPointEvaluation * 1000.0f / static_cast<float>(dataProcess_metric.pointEvaluations)) * 1000.0f,
dataProcess_metric.pointPrimitives,
dataProcess_metric.elapsedTimeForObtainingPrimitivesSymbols);
#endif // OSMAND_PERFORMANCE_METRICS <= 1
#endif // OSMAND_PERFORMANCE_METRICS
return true;
}
bool OsmAnd::BinaryMapDataProvider_P::obtainData(
const TileId tileId,
const ZoomLevel zoom,
std::shared_ptr<MapTiledData>& outTiledData,
BinaryMapDataProvider_Metrics::Metric_obtainData* const metric_,
const IQueryController* const queryController)
{
#if OSMAND_PERFORMANCE_METRICS
BinaryMapDataProvider_Metrics::Metric_obtainData localMetric;
const auto metric = metric_ ? metric_ : &localMetric;
#else
const auto metric = metric_;
#endif
std::shared_ptr<TileEntry> tileEntry;
for (;;)
{
// Try to obtain previous instance of tile
_tileReferences.obtainOrAllocateEntry(tileEntry, tileId, zoom,
[]
(const TiledEntriesCollection<TileEntry>& collection, const TileId tileId, const ZoomLevel zoom) -> TileEntry*
{
return new TileEntry(collection, tileId, zoom);
});
// If state is "Undefined", change it to "Loading" and proceed with loading
if (tileEntry->setStateIf(TileState::Undefined, TileState::Loading))
break;
// In case tile entry is being loaded, wait until it will finish loading
if (tileEntry->getState() == TileState::Loading)
{
QReadLocker scopedLcoker(&tileEntry->_loadedConditionLock);
// If tile is in 'Loading' state, wait until it will become 'Loaded'
while (tileEntry->getState() != TileState::Loaded)
REPEAT_UNTIL(tileEntry->_loadedCondition.wait(&tileEntry->_loadedConditionLock));
}
// Try to lock tile reference
outTiledData = tileEntry->_tile.lock();
// If successfully locked, just return it
if (outTiledData)
return true;
// Otherwise consider this tile entry as expired, remove it from collection (it's safe to do that right now)
// This will enable creation of new entry on next loop cycle
_tileReferences.removeEntry(tileId, zoom);
tileEntry.reset();
}
const Stopwatch totalTimeStopwatch(
#if OSMAND_PERFORMANCE_METRICS
true
#else
metric != nullptr
#endif // OSMAND_PERFORMANCE_METRICS
);
// Obtain OBF data interface
const Stopwatch obtainObfInterfaceStopwatch(metric != nullptr);
const auto& dataInterface = owner->obfsCollection->obtainDataInterface();
if (metric)
metric->elapsedTimeForObtainingObfInterface += obtainObfInterfaceStopwatch.elapsed();
// Get bounding box that covers this tile
const auto tileBBox31 = Utilities::tileBoundingBox31(tileId, zoom);
// Perform read-out
const Stopwatch totalReadTimeStopwatch(metric != nullptr);
QList< std::shared_ptr< const ObfMapSectionReader::DataBlock > > referencedMapDataBlocks;
QList< std::shared_ptr<const Model::BinaryMapObject> > referencedMapObjects;
QList< proper::shared_future< std::shared_ptr<const Model::BinaryMapObject> > > futureReferencedMapObjects;
QList< std::shared_ptr<const Model::BinaryMapObject> > loadedMapObjects;
QSet< uint64_t > loadedSharedMapObjects;
auto tileFoundation = MapFoundationType::Undefined;
dataInterface->loadMapObjects(
&loadedMapObjects,
&tileFoundation,
zoom,
&tileBBox31,
[this, zoom, &referencedMapObjects, &futureReferencedMapObjects, &loadedSharedMapObjects, tileBBox31, metric]
(const std::shared_ptr<const ObfMapSectionInfo>& section, const uint64_t id, const AreaI& bbox, const ZoomLevel firstZoomLevel, const ZoomLevel lastZoomLevel) -> bool
{
const Stopwatch objectsFilteringStopwatch(metric != nullptr);
// This map object may be shared only in case it crosses bounds of a tile
const auto canNotBeShared = tileBBox31.contains(bbox);
// If map object can not be shared, just read it
if (canNotBeShared)
{
if (metric)
metric->elapsedTimeForObjectsFiltering += objectsFilteringStopwatch.elapsed();
return true;
}
// Otherwise, this map object can be shared, so it should be checked for
// being present in shared mapObjects storage, or be reserved there
std::shared_ptr<const Model::BinaryMapObject> sharedMapObjectReference;
proper::shared_future< std::shared_ptr<const Model::BinaryMapObject> > futureSharedMapObjectReference;
if (_sharedMapObjects.obtainReferenceOrFutureReferenceOrMakePromise(id, zoom, Utilities::enumerateZoomLevels(firstZoomLevel, lastZoomLevel), sharedMapObjectReference, futureSharedMapObjectReference))
{
if (sharedMapObjectReference)
{
// If map object is already in shared objects cache and is available, use that one
referencedMapObjects.push_back(qMove(sharedMapObjectReference));
}
else
{
futureReferencedMapObjects.push_back(qMove(futureSharedMapObjectReference));
}
if (metric)
metric->elapsedTimeForObjectsFiltering += objectsFilteringStopwatch.elapsed();
return false;
}
// This map object was reserved, and is going to be shared, but needs to be loaded
loadedSharedMapObjects.insert(id);
return true;
},
_dataBlocksCache.get(),
&referencedMapDataBlocks,
nullptr,// query controller
metric ? &metric->loadMapObjectsMetric : nullptr);
// Process loaded-and-shared map objects
for (auto& mapObject : loadedMapObjects)
{
// Check if this map object is shared
if (!loadedSharedMapObjects.contains(mapObject->id))
continue;
// Add unique map object under lock to all zoom levels, for which this map object is valid
assert(mapObject->level);
_sharedMapObjects.fulfilPromiseAndReference(
mapObject->id,
Utilities::enumerateZoomLevels(mapObject->level->minZoom, mapObject->level->maxZoom),
mapObject);
}
for (auto& futureMapObject : futureReferencedMapObjects)
{
auto mapObject = futureMapObject.get();
referencedMapObjects.push_back(qMove(mapObject));
}
if (metric)
metric->elapsedTimeForRead += totalReadTimeStopwatch.elapsed();
// Prepare data for the tile
const auto sharedMapObjectsCount = referencedMapObjects.size() + loadedSharedMapObjects.size();
const auto allMapObjects = loadedMapObjects + referencedMapObjects;
// Create tile
const std::shared_ptr<BinaryMapDataTile> newTile(new BinaryMapDataTile(
_dataBlocksCache,
referencedMapDataBlocks,
tileFoundation,
allMapObjects,
tileId,
zoom));
newTile->_p->_weakLink = _link->getWeak();
newTile->_p->_refEntry = tileEntry;
// Publish new tile
outTiledData = newTile;
// Store weak reference to new tile and mark it as 'Loaded'
tileEntry->_tile = newTile;
tileEntry->setState(TileState::Loaded);
// Notify that tile has been loaded
{
QWriteLocker scopedLcoker(&tileEntry->_loadedConditionLock);
tileEntry->_loadedCondition.wakeAll();
}
if (metric)
{
metric->elapsedTime += totalTimeStopwatch.elapsed();
metric->objectsCount += allMapObjects.size();
metric->uniqueObjectsCount += allMapObjects.size() - sharedMapObjectsCount;
metric->sharedObjectsCount += sharedMapObjectsCount;
}
#if OSMAND_PERFORMANCE_METRICS
#if OSMAND_PERFORMANCE_METRICS <= 1
LogPrintf(LogSeverityLevel::Info,
"%d map objects (%d unique, %d shared) read from %dx%d@%d in %fs",
allMapObjects.size(),
allMapObjects.size() - sharedMapObjectsCount,
sharedMapObjectsCount,
tileId.x,
tileId.y,
zoom,
totalTimeStopwatch.elapsed());
#else
LogPrintf(LogSeverityLevel::Info,
"%d map objects (%d unique, %d shared) read from %dx%d@%d in %fs:\n%s",
allMapObjects.size(),
allMapObjects.size() - sharedMapObjectsCount,
sharedMapObjectsCount,
tileId.x,
tileId.y,
zoom,
totalTimeStopwatch.elapsed(),
qPrintable(metric ? metric->toString(QLatin1String("\t - ")) : QLatin1String("(null)")));
#endif // OSMAND_PERFORMANCE_METRICS <= 1
#endif // OSMAND_PERFORMANCE_METRICS
return true;
}