bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
EditReplyVector& replyv)
{
switch (aEdit.type()) {
case CompositableOperation::TOpCreatedIncrementalTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
const OpCreatedIncrementalTexture& op = aEdit.get_OpCreatedIncrementalTexture();
CompositableHost* compositable = AsCompositable(op);
bool success =
compositable->CreatedIncrementalTexture(this,
op.textureInfo(),
op.bufferRect());
if (!success) {
return false;
}
break;
}
case CompositableOperation::TOpPaintTextureRegion: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureRegion& op = aEdit.get_OpPaintTextureRegion();
CompositableHost* compositable = AsCompositable(op);
Layer* layer = compositable->GetLayer();
if (!layer || layer->GetType() != Layer::TYPE_THEBES) {
return false;
}
ThebesLayerComposite* thebes = static_cast<ThebesLayerComposite*>(layer);
const ThebesBufferData& bufferData = op.bufferData();
RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());
nsIntRegion frontUpdatedRegion;
if (!compositable->UpdateThebes(bufferData,
op.updatedRegion(),
thebes->GetValidRegion(),
&frontUpdatedRegion))
{
return false;
}
replyv.push_back(
OpContentBufferSwap(op.compositableParent(), nullptr, frontUpdatedRegion));
RenderTraceInvalidateEnd(thebes, "FF00FF");
break;
}
case CompositableOperation::TOpPaintTextureIncremental: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureIncremental& op = aEdit.get_OpPaintTextureIncremental();
CompositableHost* compositable = AsCompositable(op);
SurfaceDescriptor desc = op.image();
compositable->UpdateIncremental(op.textureId(),
desc,
op.updatedRegion(),
op.bufferRect(),
op.bufferRotation());
break;
}
case CompositableOperation::TOpUpdatePictureRect: {
const OpUpdatePictureRect& op = aEdit.get_OpUpdatePictureRect();
CompositableHost* compositable = AsCompositable(op);
MOZ_ASSERT(compositable);
compositable->SetPictureRect(op.picture());
break;
}
case CompositableOperation::TOpUseTiledLayerBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Paint TiledLayerBuffer"));
const OpUseTiledLayerBuffer& op = aEdit.get_OpUseTiledLayerBuffer();
CompositableHost* compositable = AsCompositable(op);
TiledLayerComposer* tileComposer = compositable->AsTiledLayerComposer();
NS_ASSERTION(tileComposer, "compositable is not a tile composer");
const SurfaceDescriptorTiles& tileDesc = op.tileLayerDescriptor();
tileComposer->UseTiledLayerBuffer(this, tileDesc);
break;
}
case CompositableOperation::TOpRemoveTexture: {
const OpRemoveTexture& op = aEdit.get_OpRemoveTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->RemoveTextureHost(tex);
// send FenceHandle if present.
TextureHost::SendFenceHandleIfPresent(op.textureParent());
break;
}
case CompositableOperation::TOpRemoveTextureAsync: {
const OpRemoveTextureAsync& op = aEdit.get_OpRemoveTextureAsync();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->RemoveTextureHost(tex);
if (!IsAsync() && GetChildProcessId()) {
// send FenceHandle if present via ImageBridge.
ImageBridgeParent::SendFenceHandleToTrackerIfPresent(
GetChildProcessId(),
op.holderId(),
op.transactionId(),
op.textureParent());
// If the message is recievied via PLayerTransaction,
// Send message back via PImageBridge.
ImageBridgeParent::ReplyRemoveTexture(
GetChildProcessId(),
OpReplyRemoveTexture(true, // isMain
op.holderId(),
op.transactionId()));
} else {
// send FenceHandle if present.
TextureHost::SendFenceHandleIfPresent(op.textureParent());
ReplyRemoveTexture(OpReplyRemoveTexture(false, // isMain
op.holderId(),
op.transactionId()));
}
break;
}
case CompositableOperation::TOpUseTexture: {
const OpUseTexture& op = aEdit.get_OpUseTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->UseTextureHost(tex);
if (IsAsync()) {
ScheduleComposition(op);
// Async layer updates don't trigger invalidation, manually tell the layer
// that its content have changed.
if (compositable->GetLayer()) {
compositable->GetLayer()->SetInvalidRectToVisibleRegion();
}
}
break;
}
case CompositableOperation::TOpUseComponentAlphaTextures: {
const OpUseComponentAlphaTextures& op = aEdit.get_OpUseComponentAlphaTextures();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> texOnBlack = TextureHost::AsTextureHost(op.textureOnBlackParent());
RefPtr<TextureHost> texOnWhite = TextureHost::AsTextureHost(op.textureOnWhiteParent());
MOZ_ASSERT(texOnBlack && texOnWhite);
compositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);
if (IsAsync()) {
ScheduleComposition(op);
}
break;
}
#ifdef MOZ_WIDGET_GONK
case CompositableOperation::TOpUseOverlaySource: {
const OpUseOverlaySource& op = aEdit.get_OpUseOverlaySource();
CompositableHost* compositable = AsCompositable(op);
MOZ_ASSERT(compositable->GetType() == CompositableType::IMAGE_OVERLAY, "Invalid operation!");
compositable->UseOverlaySource(op.overlay());
break;
}
#endif
case CompositableOperation::TOpUpdateTexture: {
const OpUpdateTexture& op = aEdit.get_OpUpdateTexture();
RefPtr<TextureHost> texture = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(texture);
texture->Updated(op.region().type() == MaybeRegion::TnsIntRegion
? &op.region().get_nsIntRegion()
: nullptr); // no region means invalidate the entire surface
break;
}
default: {
MOZ_ASSERT(false, "bad type");
}
}
return true;
}
bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
EditReplyVector& replyv)
{
switch (aEdit.type()) {
case CompositableOperation::TOpCreatedIncrementalTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
const OpCreatedIncrementalTexture& op = aEdit.get_OpCreatedIncrementalTexture();
CompositableHost* compositable = AsCompositable(op);
bool success =
compositable->CreatedIncrementalTexture(this,
op.textureInfo(),
op.bufferRect());
if (!success) {
return false;
}
break;
}
case CompositableOperation::TOpPaintTextureRegion: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureRegion& op = aEdit.get_OpPaintTextureRegion();
CompositableHost* compositable = AsCompositable(op);
Layer* layer = compositable->GetLayer();
if (!layer || layer->GetType() != Layer::TYPE_THEBES) {
return false;
}
ThebesLayerComposite* thebes = static_cast<ThebesLayerComposite*>(layer);
const ThebesBufferData& bufferData = op.bufferData();
RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());
nsIntRegion frontUpdatedRegion;
if (!compositable->UpdateThebes(bufferData,
op.updatedRegion(),
thebes->GetValidRegion(),
&frontUpdatedRegion))
{
return false;
}
replyv.push_back(
OpContentBufferSwap(op.compositableParent(), nullptr, frontUpdatedRegion));
RenderTraceInvalidateEnd(thebes, "FF00FF");
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpPaintTextureIncremental: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureIncremental& op = aEdit.get_OpPaintTextureIncremental();
CompositableHost* compositable = AsCompositable(op);
SurfaceDescriptor desc = op.image();
compositable->UpdateIncremental(op.textureId(),
desc,
op.updatedRegion(),
op.bufferRect(),
op.bufferRotation());
break;
}
case CompositableOperation::TOpUpdatePictureRect: {
const OpUpdatePictureRect& op = aEdit.get_OpUpdatePictureRect();
CompositableHost* compositable = AsCompositable(op);
MOZ_ASSERT(compositable);
compositable->SetPictureRect(op.picture());
break;
}
case CompositableOperation::TOpUseTiledLayerBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Paint TiledLayerBuffer"));
const OpUseTiledLayerBuffer& op = aEdit.get_OpUseTiledLayerBuffer();
CompositableHost* compositable = AsCompositable(op);
TiledLayerComposer* tileComposer = compositable->AsTiledLayerComposer();
NS_ASSERTION(tileComposer, "compositable is not a tile composer");
const SurfaceDescriptorTiles& tileDesc = op.tileLayerDescriptor();
tileComposer->UseTiledLayerBuffer(this, tileDesc);
break;
}
case CompositableOperation::TOpRemoveTexture: {
const OpRemoveTexture& op = aEdit.get_OpRemoveTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->RemoveTextureHost(tex);
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUseTexture: {
const OpUseTexture& op = aEdit.get_OpUseTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->UseTextureHost(tex);
if (IsAsync()) {
ScheduleComposition(op);
// Async layer updates don't trigger invalidation, manually tell the layer
// that its content have changed.
if (compositable->GetLayer()) {
compositable->GetLayer()->SetInvalidRectToVisibleRegion();
}
}
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUseComponentAlphaTextures: {
const OpUseComponentAlphaTextures& op = aEdit.get_OpUseComponentAlphaTextures();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> texOnBlack = TextureHost::AsTextureHost(op.textureOnBlackParent());
RefPtr<TextureHost> texOnWhite = TextureHost::AsTextureHost(op.textureOnWhiteParent());
MOZ_ASSERT(texOnBlack && texOnWhite);
compositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);
if (IsAsync()) {
ScheduleComposition(op);
}
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUpdateTexture: {
const OpUpdateTexture& op = aEdit.get_OpUpdateTexture();
RefPtr<TextureHost> texture = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(texture);
texture->Updated(op.region().type() == MaybeRegion::TnsIntRegion
? &op.region().get_nsIntRegion()
: nullptr); // no region means invalidate the entire surface
break;
}
default: {
MOZ_ASSERT(false, "bad type");
}
}
return true;
}
bool
CompositableParentManager::ReceiveCompositableUpdate(const CompositableOperation& aEdit,
EditReplyVector& replyv)
{
switch (aEdit.type()) {
case CompositableOperation::TOpCreatedTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
const OpCreatedTexture& op = aEdit.get_OpCreatedTexture();
CompositableParent* compositableParent =
static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable = compositableParent->GetCompositableHost();
compositable->EnsureDeprecatedTextureHost(op.textureId(), op.descriptor(),
compositableParent->GetCompositableManager(),
op.textureInfo());
break;
}
case CompositableOperation::TOpCreatedIncrementalTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Created texture"));
const OpCreatedIncrementalTexture& op = aEdit.get_OpCreatedIncrementalTexture();
CompositableParent* compositableParent =
static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable = compositableParent->GetCompositableHost();
compositable->EnsureDeprecatedTextureHostIncremental(compositableParent->GetCompositableManager(),
op.textureInfo(),
op.bufferRect());
break;
}
case CompositableOperation::TOpDestroyThebesBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Created double buffer"));
const OpDestroyThebesBuffer& op = aEdit.get_OpDestroyThebesBuffer();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositableHost = compositableParent->GetCompositableHost();
if (compositableHost->GetType() != BUFFER_CONTENT &&
compositableHost->GetType() != BUFFER_CONTENT_DIRECT)
{
return false;
}
DeprecatedContentHostBase* content = static_cast<DeprecatedContentHostBase*>(compositableHost);
content->DestroyTextures();
break;
}
case CompositableOperation::TOpPaintTexture: {
MOZ_LAYERS_LOG(("[ParentSide] Paint Texture X"));
const OpPaintTexture& op = aEdit.get_OpPaintTexture();
CompositableParent* compositableParent =
static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable =
compositableParent->GetCompositableHost();
Layer* layer = compositable ? compositable->GetLayer() : nullptr;
LayerComposite* shadowLayer = layer ? layer->AsLayerComposite() : 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 compositable 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());
}
if (compositable) {
const SurfaceDescriptor& descriptor = op.image();
compositable->EnsureDeprecatedTextureHost(op.textureId(),
descriptor,
compositableParent->GetCompositableManager(),
TextureInfo());
MOZ_ASSERT(compositable->GetDeprecatedTextureHost());
SurfaceDescriptor newBack;
bool shouldRecomposite = compositable->Update(descriptor, &newBack);
if (IsSurfaceDescriptorValid(newBack)) {
replyv.push_back(OpTextureSwap(compositableParent, nullptr,
op.textureId(), newBack));
}
if (IsAsync() && shouldRecomposite) {
ScheduleComposition(op);
}
}
if (layer) {
RenderTraceInvalidateEnd(layer, "FF00FF");
}
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
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();
Layer* layer = compositable->GetLayer();
if (!layer || layer->GetType() != Layer::TYPE_THEBES) {
return false;
}
ThebesLayerComposite* thebes = static_cast<ThebesLayerComposite*>(layer);
const ThebesBufferData& bufferData = op.bufferData();
RenderTraceInvalidateStart(thebes, "FF00FF", op.updatedRegion().GetBounds());
nsIntRegion frontUpdatedRegion;
if (!compositable->UpdateThebes(bufferData,
op.updatedRegion(),
thebes->GetValidRegion(),
&frontUpdatedRegion))
{
return false;
}
replyv.push_back(
OpContentBufferSwap(compositableParent, nullptr, frontUpdatedRegion));
RenderTraceInvalidateEnd(thebes, "FF00FF");
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpPaintTextureIncremental: {
MOZ_LAYERS_LOG(("[ParentSide] Paint ThebesLayer"));
const OpPaintTextureIncremental& op = aEdit.get_OpPaintTextureIncremental();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable =
compositableParent->GetCompositableHost();
SurfaceDescriptor desc = op.image();
compositable->UpdateIncremental(op.textureId(),
desc,
op.updatedRegion(),
op.bufferRect(),
op.bufferRotation());
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;
}
case CompositableOperation::TOpUseTiledLayerBuffer: {
MOZ_LAYERS_LOG(("[ParentSide] Paint TiledLayerBuffer"));
const OpUseTiledLayerBuffer& op = aEdit.get_OpUseTiledLayerBuffer();
CompositableParent* compositableParent = static_cast<CompositableParent*>(op.compositableParent());
CompositableHost* compositable =
compositableParent->GetCompositableHost();
TiledLayerComposer* tileComposer = compositable->AsTiledLayerComposer();
NS_ASSERTION(tileComposer, "compositable is not a tile composer");
const SurfaceDescriptorTiles& tileDesc = op.tileLayerDescriptor();
tileComposer->UseTiledLayerBuffer(this, tileDesc);
break;
}
case CompositableOperation::TOpRemoveTexture: {
const OpRemoveTexture& op = aEdit.get_OpRemoveTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->RemoveTextureHost(tex);
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUseTexture: {
const OpUseTexture& op = aEdit.get_OpUseTexture();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(tex.get());
compositable->UseTextureHost(tex);
if (IsAsync()) {
ScheduleComposition(op);
// Async layer updates don't trigger invalidation, manually tell the layer
// that its content have changed.
if (compositable->GetLayer()) {
compositable->GetLayer()->SetInvalidRectToVisibleRegion();
}
}
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUseComponentAlphaTextures: {
const OpUseComponentAlphaTextures& op = aEdit.get_OpUseComponentAlphaTextures();
CompositableHost* compositable = AsCompositable(op);
RefPtr<TextureHost> texOnBlack = TextureHost::AsTextureHost(op.textureOnBlackParent());
RefPtr<TextureHost> texOnWhite = TextureHost::AsTextureHost(op.textureOnWhiteParent());
MOZ_ASSERT(texOnBlack && texOnWhite);
compositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);
if (IsAsync()) {
ScheduleComposition(op);
}
// return texure data to client if necessary
ReturnTextureDataIfNecessary(compositable, replyv, op.compositableParent());
break;
}
case CompositableOperation::TOpUpdateTexture: {
const OpUpdateTexture& op = aEdit.get_OpUpdateTexture();
RefPtr<TextureHost> texture = TextureHost::AsTextureHost(op.textureParent());
MOZ_ASSERT(texture);
texture->Updated(op.region().type() == MaybeRegion::TnsIntRegion
? &op.region().get_nsIntRegion()
: nullptr); // no region means invalidate the entire surface
break;
}
default: {
MOZ_ASSERT(false, "bad type");
}
}
return true;
}
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;
}