void TileGrid::drawTileMapContents(CGContextRef context, CGRect layerBounds) const
{
CGContextSetRGBFillColor(context, 0.3, 0.3, 0.3, 1);
CGContextFillRect(context, layerBounds);
CGFloat scaleFactor = layerBounds.size.width / m_controller.bounds().width();
CGFloat contextScale = scaleFactor / m_scale;
CGContextScaleCTM(context, contextScale, contextScale);
for (TileMap::const_iterator it = m_tiles.begin(), end = m_tiles.end(); it != end; ++it) {
const TileInfo& tileInfo = it->value;
PlatformCALayer* tileLayer = tileInfo.layer.get();
CGFloat red = 1;
CGFloat green = 1;
CGFloat blue = 1;
CGFloat alpha = 1;
if (tileInfo.hasStaleContent) {
red = 0.25;
green = 0.125;
blue = 0;
} else if (m_controller.shouldAggressivelyRetainTiles() && tileInfo.cohort != VisibleTileCohort) {
red = 0.8;
green = 0.8;
blue = 0.8;
}
TileCohort newestCohort = newestTileCohort();
TileCohort oldestCohort = oldestTileCohort();
if (!m_controller.shouldAggressivelyRetainTiles() && tileInfo.cohort != VisibleTileCohort && newestCohort > oldestCohort)
alpha = 1 - (static_cast<float>((newestCohort - tileInfo.cohort)) / (newestCohort - oldestCohort));
CGContextSetRGBFillColor(context, red, green, blue, alpha);
if (tileLayer->superlayer()) {
CGContextSetLineWidth(context, 0.5 / contextScale);
CGContextSetRGBStrokeColor(context, 0, 0, 0, 1);
} else {
CGContextSetLineWidth(context, 1 / contextScale);
CGContextSetRGBStrokeColor(context, 0.2, 0.1, 0.9, 1);
}
CGRect frame = CGRectMake(tileLayer->position().x(), tileLayer->position().y(), tileLayer->bounds().size().width(), tileLayer->bounds().size().height());
CGContextFillRect(context, frame);
CGContextStrokeRect(context, frame);
CGContextSetRGBFillColor(context, 0, 0, 0, 0.5);
String repaintCount = String::number(m_tileRepaintCounts.get(tileLayer));
CGContextSaveGState(context);
tileLayer->drawTextAtPoint(context, frame.origin.x + 64, frame.origin.y + 192, CGSizeMake(3, -3), 58,
repaintCount.ascii().data(), repaintCount.length());
CGContextRestoreGState(context);
}
}
void FullscreenVideoController::LayerClient::platformCALayerLayoutSublayersOfLayer(PlatformCALayer* layer)
{
ASSERT_ARG(layer, layer == m_parent->m_rootChild);
HTMLVideoElement* videoElement = m_parent->m_videoElement.get();
if (!videoElement)
return;
PlatformCALayer* videoLayer = PlatformCALayer::platformCALayer(videoElement->platformLayer());
if (!videoLayer || videoLayer->superlayer() != layer)
return;
FloatRect layerBounds = layer->bounds();
FloatSize videoSize = videoElement->player()->naturalSize();
float scaleFactor;
if (videoSize.aspectRatio() > layerBounds.size().aspectRatio())
scaleFactor = layerBounds.width() / videoSize.width();
else
scaleFactor = layerBounds.height() / videoSize.height();
videoSize.scale(scaleFactor);
// Calculate the centered position based on the videoBounds and layerBounds:
FloatPoint videoPosition;
FloatPoint videoOrigin;
videoOrigin.setX((layerBounds.width() - videoSize.width()) * 0.5);
videoOrigin.setY((layerBounds.height() - videoSize.height()) * 0.5);
videoLayer->setPosition(videoOrigin);
videoLayer->setBounds(FloatRect(FloatPoint(), videoSize));
}
void MediaPlayerPrivateFullscreenWindow::setRootChildLayer(PassRefPtr<PlatformCALayer> rootChild)
{
if (m_rootChild == rootChild)
return;
if (m_rootChild)
m_rootChild->removeFromSuperlayer();
m_rootChild = rootChild;
if (!m_rootChild) {
m_layerTreeHost = nullptr;
return;
}
if (!m_layerTreeHost) {
m_layerTreeHost = CACFLayerTreeHost::create();
if (m_hwnd)
m_layerTreeHost->setWindow(m_hwnd);
}
m_layerTreeHost->setRootChildLayer(m_rootChild.get());
PlatformCALayer* rootLayer = m_rootChild->rootLayer();
CGRect rootBounds = m_rootChild->rootLayer()->bounds();
m_rootChild->setFrame(rootBounds);
m_rootChild->setBackgroundColor(CGColorGetConstantColor(kCGColorBlack));
#ifndef NDEBUG
RetainPtr<CGColorRef> redColor = adoptCF(CGColorCreateGenericRGB(1, 0, 0, 1));
rootLayer->setBackgroundColor(redColor.get());
#else
rootLayer->setBackgroundColor(CGColorGetConstantColor(kCGColorBlack));
#endif
}
void PlatformCALayerWinInternal::insertSublayer(PlatformCALayer& layer, size_t index)
{
index = min(index, sublayerCount());
layer.removeFromSuperlayer();
CACFLayerInsertSublayer(owner()->platformLayer(), layer.platformLayer(), index);
owner()->setNeedsCommit();
}
void MediaPlayerPrivateQuickTimeVisualContext::retrieveCurrentImage()
{
if (!m_visualContext)
return;
#if USE(ACCELERATED_COMPOSITING)
if (m_qtVideoLayer) {
QTPixelBuffer buffer = m_visualContext->imageForTime(0);
if (!buffer.pixelBufferRef())
return;
PlatformCALayer* layer = m_qtVideoLayer.get();
if (!buffer.lockBaseAddress()) {
if (requiredDllsAvailable()) {
if (!m_imageQueue) {
m_imageQueue = adoptPtr(new WKCAImageQueue(buffer.width(), buffer.height(), 30));
m_imageQueue->setFlags(WKCAImageQueue::Fill, WKCAImageQueue::Fill);
layer->setContents(m_imageQueue->get());
}
// Debug QuickTime links against a non-Debug version of CoreFoundation, so the
// CFDictionary attached to the CVPixelBuffer cannot be directly passed on into the
// CAImageQueue without being converted to a non-Debug CFDictionary. Additionally,
// old versions of QuickTime used a non-AAS CoreFoundation, so the types are not
// interchangable even in the release case.
RetainPtr<CFDictionaryRef> attachments = adoptCF(QTCFDictionaryCreateCopyWithDataCallback(kCFAllocatorDefault, buffer.attachments(), &QTCFDictionaryCreateWithDataCallback));
CFTimeInterval imageTime = QTMovieVisualContext::currentHostTime();
m_imageQueue->collect();
uint64_t imageId = m_imageQueue->registerPixelBuffer(buffer.baseAddress(), buffer.dataSize(), buffer.bytesPerRow(), buffer.width(), buffer.height(), buffer.pixelFormatType(), attachments.get(), 0);
if (m_imageQueue->insertImage(imageTime, WKCAImageQueue::Buffer, imageId, WKCAImageQueue::Opaque | WKCAImageQueue::Flush, &QTPixelBuffer::imageQueueReleaseCallback, buffer.pixelBufferRef())) {
// Retain the buffer one extra time so it doesn't dissappear before CAImageQueue decides to release it:
QTPixelBuffer::retainCallback(buffer.pixelBufferRef());
}
} else {
CGImageRef image = CreateCGImageFromPixelBuffer(buffer);
layer->setContents(image);
CGImageRelease(image);
}
buffer.unlockBaseAddress();
layer->setNeedsCommit();
}
} else
#endif
m_player->repaint();
m_visualContext->task();
}
void PlatformCALayerRemote::replaceSublayer(PlatformCALayer& reference, PlatformCALayer& layer)
{
ASSERT(reference.superlayer() == this);
Ref<PlatformCALayer> layerProtector(layer);
layer.removeFromSuperlayer();
size_t referenceIndex = m_children.find(&reference);
if (referenceIndex != notFound) {
m_children[referenceIndex]->removeFromSuperlayer();
m_children.insert(referenceIndex, &layer);
downcast<PlatformCALayerRemote>(layer).m_superlayer = this;
}
m_properties.notePropertiesChanged(RemoteLayerTreeTransaction::ChildrenChanged);
}
void PlatformCALayerRemote::insertSublayer(PlatformCALayer& layer, size_t index)
{
Ref<PlatformCALayer> layerProtector(layer);
layer.removeFromSuperlayer();
m_children.insert(index, &layer);
downcast<PlatformCALayerRemote>(layer).m_superlayer = this;
m_properties.notePropertiesChanged(RemoteLayerTreeTransaction::ChildrenChanged);
}
void PlatformCALayerRemote::appendSublayer(PlatformCALayer& layer)
{
Ref<PlatformCALayer> layerProtector(layer);
layer.removeFromSuperlayer();
m_children.append(&layer);
downcast<PlatformCALayerRemote>(layer).m_superlayer = this;
m_properties.notePropertiesChanged(RemoteLayerTreeTransaction::ChildrenChanged);
}
void PlatformCALayerWin::replaceSublayer(PlatformCALayer& reference, PlatformCALayer& newLayer)
{
// This must not use direct calls to allow PlatformCALayerInternal to override.
ASSERT_ARG(reference, reference.superlayer() == this);
if (&reference == &newLayer)
return;
int referenceIndex = intern(this)->indexOfSublayer(&reference);
ASSERT(referenceIndex != -1);
if (referenceIndex == -1)
return;
reference.removeFromSuperlayer();
newLayer.removeFromSuperlayer();
insertSublayer(newLayer, referenceIndex);
}
void PlatformCALayerRemote::adoptSublayers(PlatformCALayer& source)
{
PlatformCALayerList layersToMove = downcast<PlatformCALayerRemote>(source).m_children;
if (const PlatformCALayerList* customLayers = source.customSublayers()) {
for (const auto& layer : *customLayers) {
size_t layerIndex = layersToMove.find(layer);
if (layerIndex != notFound)
layersToMove.remove(layerIndex);
}
}
setSublayers(layersToMove);
}
void TileGrid::setTileNeedsDisplayInRect(const TileIndex& tileIndex, TileInfo& tileInfo, const IntRect& repaintRectInTileCoords, const IntRect& coverageRectInTileCoords)
{
PlatformCALayer* tileLayer = tileInfo.layer.get();
IntRect tileRect = rectForTileIndex(tileIndex);
FloatRect tileRepaintRect = tileRect;
tileRepaintRect.intersect(repaintRectInTileCoords);
if (tileRepaintRect.isEmpty())
return;
tileRepaintRect.moveBy(-tileRect.location());
// We could test for intersection with the visible rect. This would reduce painting yet more,
// but may make scrolling stale tiles into view more frequent.
if (tileRect.intersects(coverageRectInTileCoords) && tileLayer->superlayer()) {
tileLayer->setNeedsDisplayInRect(tileRepaintRect);
if (m_controller.rootLayer().owner()->platformCALayerShowRepaintCounter(0)) {
FloatRect indicatorRect(0, 0, 52, 27);
tileLayer->setNeedsDisplayInRect(indicatorRect);
}
} else
tileInfo.hasStaleContent = true;
}
static void layoutSublayersProc(CACFLayerRef caLayer)
{
PlatformCALayer* layer = PlatformCALayer::platformCALayer(caLayer);
if (layer && layer->owner())
layer->owner()->platformCALayerLayoutSublayersOfLayer(layer);
}
void TileGrid::revalidateTiles(TileValidationPolicy validationPolicy)
{
FloatRect coverageRect = m_controller.coverageRect();
IntRect bounds = m_controller.bounds();
if (coverageRect.isEmpty() || bounds.isEmpty())
return;
FloatRect scaledRect(coverageRect);
scaledRect.scale(m_scale);
IntRect coverageRectInTileCoords(enclosingIntRect(scaledRect));
TileCohort currCohort = nextTileCohort();
unsigned tilesInCohort = 0;
double minimumRevalidationTimerDuration = std::numeric_limits<double>::max();
bool needsTileRevalidation = false;
// Move tiles newly outside the coverage rect into the cohort map.
for (TileMap::iterator it = m_tiles.begin(), end = m_tiles.end(); it != end; ++it) {
TileInfo& tileInfo = it->value;
TileIndex tileIndex = it->key;
PlatformCALayer* tileLayer = tileInfo.layer.get();
IntRect tileRect = rectForTileIndex(tileIndex);
if (tileRect.intersects(coverageRectInTileCoords)) {
tileInfo.cohort = VisibleTileCohort;
if (tileInfo.hasStaleContent) {
// FIXME: store a dirty region per layer?
tileLayer->setNeedsDisplay();
tileInfo.hasStaleContent = false;
}
} else {
// Add to the currentCohort if not already in one.
if (tileInfo.cohort == VisibleTileCohort) {
tileInfo.cohort = currCohort;
++tilesInCohort;
if (m_controller.unparentsOffscreenTiles())
tileLayer->removeFromSuperlayer();
} else if (m_controller.unparentsOffscreenTiles() && m_controller.shouldAggressivelyRetainTiles() && tileLayer->superlayer()) {
// Aggressive tile retention means we'll never remove cohorts, but we need to make sure they're unparented.
// We can't immediately unparent cohorts comprised of secondary tiles that never touch the primary coverage rect,
// because that would defeat the usefulness of prepopulateRect(); instead, age prepopulated tiles out as if they were being removed.
for (auto& cohort : m_cohortList) {
if (cohort.cohort != tileInfo.cohort)
continue;
double timeUntilCohortExpires = cohort.timeUntilExpiration();
if (timeUntilCohortExpires > 0) {
minimumRevalidationTimerDuration = std::min(minimumRevalidationTimerDuration, timeUntilCohortExpires);
needsTileRevalidation = true;
} else
tileLayer->removeFromSuperlayer();
break;
}
}
}
}
if (needsTileRevalidation)
m_controller.scheduleTileRevalidation(minimumRevalidationTimerDuration);
if (tilesInCohort)
startedNewCohort(currCohort);
if (!m_controller.shouldAggressivelyRetainTiles()) {
if (m_controller.shouldTemporarilyRetainTileCohorts())
scheduleCohortRemoval();
else if (tilesInCohort)
removeTilesInCohort(currCohort);
}
// Ensure primary tile coverage tiles.
m_primaryTileCoverageRect = ensureTilesForRect(coverageRect, CoverageType::PrimaryTiles);
if (validationPolicy & PruneSecondaryTiles) {
removeAllSecondaryTiles();
m_cohortList.clear();
} else {
for (auto& secondaryCoverageRect : m_secondaryTileCoverageRects) {
FloatRect secondaryRectInLayerCoordinates(secondaryCoverageRect);
secondaryRectInLayerCoordinates.scale(1 / m_scale);
ensureTilesForRect(secondaryRectInLayerCoordinates, CoverageType::SecondaryTiles);
}
m_secondaryTileCoverageRects.clear();
}
if (m_controller.unparentsOffscreenTiles() && (validationPolicy & UnparentAllTiles)) {
for (TileMap::iterator it = m_tiles.begin(), end = m_tiles.end(); it != end; ++it)
it->value.layer->removeFromSuperlayer();
}
auto boundsAtLastRevalidate = m_controller.boundsAtLastRevalidate();
if (boundsAtLastRevalidate != bounds) {
// If there are margin tiles and the bounds have grown taller or wider, then the tiles that used to
// be bottom or right margin tiles need to be invalidated.
if (m_controller.hasMargins()) {
if (bounds.width() > boundsAtLastRevalidate.width() || bounds.height() > boundsAtLastRevalidate.height()) {
IntRect boundsWithoutMargin = m_controller.boundsWithoutMargin();
IntRect oldBoundsWithoutMargin = m_controller.boundsAtLastRevalidateWithoutMargin();
if (bounds.height() > boundsAtLastRevalidate.height()) {
IntRect formerBottomMarginRect = IntRect(oldBoundsWithoutMargin.x(), oldBoundsWithoutMargin.height(),
oldBoundsWithoutMargin.width(), boundsWithoutMargin.height() - oldBoundsWithoutMargin.height());
setNeedsDisplayInRect(formerBottomMarginRect);
}
if (bounds.width() > boundsAtLastRevalidate.width()) {
IntRect formerRightMarginRect = IntRect(oldBoundsWithoutMargin.width(), oldBoundsWithoutMargin.y(),
boundsWithoutMargin.width() - oldBoundsWithoutMargin.width(), oldBoundsWithoutMargin.height());
setNeedsDisplayInRect(formerRightMarginRect);
}
}
}
FloatRect scaledBounds(bounds);
scaledBounds.scale(m_scale);
IntRect boundsInTileCoords(enclosingIntRect(scaledBounds));
TileIndex topLeftForBounds;
TileIndex bottomRightForBounds;
getTileIndexRangeForRect(boundsInTileCoords, topLeftForBounds, bottomRightForBounds);
Vector<TileIndex> tilesToRemove;
for (auto& index : m_tiles.keys()) {
if (index.y() < topLeftForBounds.y() || index.y() > bottomRightForBounds.y() || index.x() < topLeftForBounds.x() || index.x() > bottomRightForBounds.x())
tilesToRemove.append(index);
}
removeTiles(tilesToRemove);
}
m_controller.didRevalidateTiles();
}
