PLayerTransactionParent*
CrossProcessCompositorParent::AllocPLayerTransactionParent(const nsTArray<LayersBackend>&,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess)
{
MOZ_ASSERT(aId != 0);
CompositorParent::LayerTreeState* state = nullptr;
LayerTreeMap::iterator itr = sIndirectLayerTrees.find(aId);
if (sIndirectLayerTrees.end() != itr) {
state = &itr->second;
}
if (state && state->mLayerManager) {
state->mCrossProcessParent = this;
LayerManagerComposite* lm = state->mLayerManager;
*aTextureFactoryIdentifier = lm->GetCompositor()->GetTextureFactoryIdentifier();
*aSuccess = true;
LayerTransactionParent* p = new LayerTransactionParent(lm, this, aId, mChildProcessId);
p->AddIPDLReference();
sIndirectLayerTrees[aId].mLayerTree = p;
return p;
}
NS_WARNING("Created child without a matching parent?");
// XXX: should be false, but that causes us to fail some tests on Mac w/ OMTC.
// Bug 900745. change *aSuccess to false to see test failures.
*aSuccess = true;
LayerTransactionParent* p = new LayerTransactionParent(nullptr, this, aId, mChildProcessId);
p->AddIPDLReference();
return p;
}
void
CompositorParent::NotifyShadowTreeTransaction()
{
if (mLayerManager) {
LayerManagerComposite* managerComposite = mLayerManager->AsLayerManagerComposite();
if (managerComposite) {
managerComposite->NotifyShadowTreeTransaction();
}
}
ScheduleComposition();
}
gfxRect
ThebesLayerComposite::GetDisplayPort()
{
// We use GetTransform instead of GetEffectiveTransform in this function
// as we want the transform of the shadowable layers and not that of the
// shadow layers, which may have been modified due to async scrolling/
// zooming.
gfx3DMatrix transform = GetTransform();
// Find out the area of the nearest display-port to invalidate retained
// tiles.
gfxRect displayPort;
gfxSize parentResolution = GetEffectiveResolution();
for (ContainerLayer* parent = GetParent(); parent; parent = parent->GetParent()) {
const FrameMetrics& metrics = parent->GetFrameMetrics();
if (displayPort.IsEmpty()) {
if (!metrics.mDisplayPort.IsEmpty()) {
// We use the bounds to cut down on complication/computation time.
// This will be incorrect when the transform involves rotation, but
// it'd be quite hard to retain invalid tiles correctly in this
// situation anyway.
displayPort = gfxRect(metrics.mDisplayPort.x,
metrics.mDisplayPort.y,
metrics.mDisplayPort.width,
metrics.mDisplayPort.height);
displayPort.ScaleRoundOut(parentResolution.width, parentResolution.height);
}
parentResolution.width /= metrics.mResolution.scale;
parentResolution.height /= metrics.mResolution.scale;
}
if (parent->UseIntermediateSurface()) {
transform.PreMultiply(parent->GetTransform());
}
}
// If no display port was found, use the widget size from the layer manager.
if (displayPort.IsEmpty()) {
LayerManagerComposite* manager = static_cast<LayerManagerComposite*>(Manager());
const nsIntSize& widgetSize = manager->GetWidgetSize();
displayPort.width = widgetSize.width;
displayPort.height = widgetSize.height;
}
// Transform the display port into layer space.
displayPort = transform.Inverse().TransformBounds(displayPort);
return displayPort;
}
bool EmbedLiteCompositorParent::RenderGL()
{
LOGF();
bool retval = true;
NS_ENSURE_TRUE(IsGLBackend(), false);
LayerManagerComposite* mgr = GetLayerManager();
if (!mgr->GetRoot()) {
retval = false;
}
if (IsGLBackend()) {
mgr->SetWorldTransform(mWorldTransform);
}
if (!mActiveClipping.IsEmpty() && mgr->GetRoot()) {
mgr->GetRoot()->SetClipRect(&mActiveClipping);
}
CompositorParent::Composite();
return retval;
}
void
CompositorParent::ShadowLayersUpdated(LayerTransactionParent* aLayerTree,
const TargetConfig& aTargetConfig,
bool isFirstPaint)
{
if (!isFirstPaint &&
!mCompositionManager->IsFirstPaint() &&
mCompositionManager->RequiresReorientation(aTargetConfig.orientation())) {
if (mForceCompositionTask != nullptr) {
mForceCompositionTask->Cancel();
}
mForceCompositionTask = NewRunnableMethod(this, &CompositorParent::ForceComposition);
ScheduleTask(mForceCompositionTask, gfxPlatform::GetPlatform()->GetOrientationSyncMillis());
}
// Instruct the LayerManager to update its render bounds now. Since all the orientation
// change, dimension change would be done at the stage, update the size here is free of
// race condition.
mLayerManager->UpdateRenderBounds(aTargetConfig.clientBounds());
mCompositionManager->Updated(isFirstPaint, aTargetConfig);
Layer* root = aLayerTree->GetRoot();
mLayerManager->SetRoot(root);
if (mApzcTreeManager) {
AutoResolveRefLayers resolve(mCompositionManager);
mApzcTreeManager->UpdatePanZoomControllerTree(this, root, isFirstPaint, mRootLayerTreeID);
}
if (root) {
SetShadowProperties(root);
if (mIsTesting) {
mCompositionManager->TransformShadowTree(mTestTime);
}
}
ScheduleComposition();
LayerManagerComposite *layerComposite = mLayerManager->AsLayerManagerComposite();
if (layerComposite) {
layerComposite->NotifyShadowTreeTransaction();
}
}
PLayerTransactionParent*
CrossProcessCompositorBridgeParent::AllocPLayerTransactionParent(
const nsTArray<LayersBackend>&,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess)
{
MOZ_ASSERT(aId != 0);
// Check to see if this child process has access to this layer tree.
if (!LayerTreeOwnerTracker::Get()->IsMapped(aId, OtherPid())) {
NS_ERROR("Unexpected layers id in AllocPLayerTransactionParent; dropping message...");
return nullptr;
}
MonitorAutoLock lock(*sIndirectLayerTreesLock);
CompositorBridgeParent::LayerTreeState* state = nullptr;
LayerTreeMap::iterator itr = sIndirectLayerTrees.find(aId);
if (sIndirectLayerTrees.end() != itr) {
state = &itr->second;
}
if (state && state->mLayerManager) {
state->mCrossProcessParent = this;
LayerManagerComposite* lm = state->mLayerManager;
*aTextureFactoryIdentifier = lm->GetCompositor()->GetTextureFactoryIdentifier();
*aSuccess = true;
LayerTransactionParent* p = new LayerTransactionParent(lm, this, aId);
p->AddIPDLReference();
sIndirectLayerTrees[aId].mLayerTree = p;
p->SetPendingCompositorUpdates(state->mPendingCompositorUpdates);
return p;
}
NS_WARNING("Created child without a matching parent?");
*aSuccess = false;
LayerTransactionParent* p = new LayerTransactionParent(nullptr, this, aId);
p->AddIPDLReference();
return p;
}
PLayerTransactionParent*
CrossProcessCompositorParent::AllocPLayerTransactionParent(const nsTArray<LayersBackend>&,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess)
{
MOZ_ASSERT(aId != 0);
if (sIndirectLayerTrees[aId].mParent) {
LayerManagerComposite* lm = sIndirectLayerTrees[aId].mParent->GetLayerManager();
*aTextureFactoryIdentifier = lm->GetTextureFactoryIdentifier();
*aSuccess = true;
return new LayerTransactionParent(lm, this, aId);
}
NS_WARNING("Created child without a matching parent?");
// XXX: should be false, but that causes us to fail some tests on Mac w/ OMTC.
// Bug 900745. change *aSuccess to false to see test failures.
*aSuccess = true;
return new LayerTransactionParent(nullptr, this, aId);
}
