// static
PTextureParent*
TextureHost::CreateIPDLActor(CompositableParentManager* aManager,
const SurfaceDescriptor& aSharedData,
TextureFlags aFlags)
{
if (aSharedData.type() == SurfaceDescriptor::TSurfaceDescriptorMemory &&
!aManager->IsSameProcess())
{
NS_ERROR("A client process is trying to peek at our address space using a MemoryTexture!");
return nullptr;
}
TextureParent* actor = new TextureParent(aManager);
if (!actor->Init(aSharedData, aFlags)) {
delete actor;
return nullptr;
}
return actor;
}
PTextureParent*
TextureHost::CreateIPDLActor(CompositableParentManager* aManager,
const SurfaceDescriptor& aSharedData,
LayersBackend aLayersBackend,
TextureFlags aFlags)
{
if (aSharedData.type() == SurfaceDescriptor::TSurfaceDescriptorBuffer &&
aSharedData.get_SurfaceDescriptorBuffer().data().type() == MemoryOrShmem::Tuintptr_t &&
!aManager->IsSameProcess())
{
NS_ERROR("A client process is trying to peek at our address space using a MemoryTexture!");
return nullptr;
}
TextureParent* actor = new TextureParent(aManager);
if (!actor->Init(aSharedData, aLayersBackend, aFlags)) {
delete actor;
return nullptr;
}
return actor;
}
static void RecycleCallback(TextureHost* textureHost, void* aClosure) {
TextureParent* tp = reinterpret_cast<TextureParent*>(aClosure);
tp->CompositorRecycle();
}
// static
void
TextureHost::SendFenceHandleIfPresent(PTextureParent* actor)
{
TextureParent* parent = static_cast<TextureParent*>(actor);
parent->SendFenceHandleIfPresent();
}
bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
EditReplyVector& replyv)
{
switch (aEdit.type()) {
case CompositableOperation::TOpCreatedSingleBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Created single buffer"));
const OpCreatedSingleBuffer& op = aEdit.get_OpCreatedSingleBuffer();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
TextureParent* textureParent = static_cast<TextureParent*>(op.bufferParent());
textureParent->EnsureTextureHost(op.descriptor().type());
textureParent->GetTextureHost()->SetBuffer(new SurfaceDescriptor(op.descriptor()),
compositableParent->GetCompositableManager());
ContentHostBase* content = static_cast<ContentHostBase*>(compositableParent->GetCompositableHost());
content->SetTextureHosts(textureParent->GetTextureHost());
break;
}
case CompositableOperation::TOpCreatedDoubleBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Created double buffer"));
const OpCreatedDoubleBuffer& op = aEdit.get_OpCreatedDoubleBuffer();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
TextureParent* frontParent = static_cast<TextureParent*>(op.frontParent());
TextureParent* backParent = static_cast<TextureParent*>(op.backParent());
frontParent->EnsureTextureHost(op.frontDescriptor().type());
backParent->EnsureTextureHost(op.backDescriptor().type());
frontParent->GetTextureHost()->SetBuffer(new SurfaceDescriptor(op.frontDescriptor()),
compositableParent->GetCompositableManager());
backParent->GetTextureHost()->SetBuffer(new SurfaceDescriptor(op.backDescriptor()),
compositableParent->GetCompositableManager());
ContentHostBase* content = static_cast<ContentHostBase*>(compositableParent->GetCompositableHost());
content->SetTextureHosts(frontParent->GetTextureHost(),
backParent->GetTextureHost());
break;
}
case CompositableOperation::TOpDestroyThebesBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Created double buffer"));
const OpDestroyThebesBuffer& op = aEdit.get_OpDestroyThebesBuffer();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
ContentHostBase* content = static_cast<ContentHostBase*>(compositableParent->GetCompositableHost());
content->DestroyTextures();
break;
}
case CompositableOperation::TOpPaintTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Paint Texture X"));
const OpPaintTexture& op = aEdit.get_OpPaintTexture();
TextureParent* textureParent = static_cast<TextureParent*>(op.textureParent());
CompositableHost* compositable = textureParent->GetCompositableHost();
Layer* layer = GetLayerFromOpPaint(op);
ShadowLayer* shadowLayer = layer ? layer->AsShadowLayer() : nullptr;
if (shadowLayer) {
Compositor* compositor = static_cast<LayerManagerComposite*>(layer->Manager())->GetCompositor();
compositable->SetCompositor(compositor);
compositable->SetLayer(layer);
} else {
// if we reach this branch, it most likely means that async textures
// are coming in before we had time to attach the conmpositable to a
// layer. Don't panic, it is okay in this case. it should not be
// happening continuously, though.
}
if (layer) {
RenderTraceInvalidateStart(layer, "FF00FF", layer->GetVisibleRegion().GetBounds());
}
const SurfaceDescriptor& descriptor = op.image();
textureParent->EnsureTextureHost(descriptor.type());
MOZ_ASSERT(textureParent->GetTextureHost());
SurfaceDescriptor newBack;
bool shouldRecomposite = compositable->Update(op.image(), &newBack);
if (IsSurfaceDescriptorValid(newBack)) {
replyv.push_back(OpTextureSwap(op.textureParent(), nullptr, newBack));
}
if (shouldRecomposite && textureParent->GetCompositorID()) {
CompositorParent* cp
= CompositorParent::GetCompositor(textureParent->GetCompositorID());
if (cp) {
cp->ScheduleComposition();
}
}
if (layer) {
RenderTraceInvalidateEnd(layer, "FF00FF");
}
break;
}
case CompositableOperation::TOpPaintTextureRegion: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureRegion& op = aEdit.get_OpPaintTextureRegion();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable =
compositableParent->GetCompositableHost();
ShadowThebesLayer* thebes =
static_cast<ShadowThebesLayer*>(compositable->GetLayer());
const ThebesBufferData& bufferData = op.bufferData();
RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());
nsIntRegion frontUpdatedRegion;
compositable->UpdateThebes(bufferData,
op.updatedRegion(),
thebes->GetValidRegion(),
&frontUpdatedRegion);
replyv.push_back(
OpContentBufferSwap(compositableParent, nullptr, frontUpdatedRegion));
RenderTraceInvalidateEnd(thebes, "FF00FF");
break;
}
case CompositableOperation::TOpUpdatePictureRect: {
const OpUpdatePictureRect& op = aEdit.get_OpUpdatePictureRect();
CompositableHost* compositable
= static_cast<CompositableParent*>(op.compositableParent())->GetCompositableHost();
MOZ_ASSERT(compositable);
compositable->SetPictureRect(op.picture());
break;
}
default: {
MOZ_ASSERT(false, "bad type");
}
}
return true;
}