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Bug 903893. Backend fallback for OMTC. r=mattwoodrow

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This commit is contained in:
Nicholas Cameron 2013-08-18 18:46:16 +12:00
parent 99a8e9e1c5
commit d54a23dd47
12 changed files with 90 additions and 60 deletions
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4
dom/ipc/TabChild.cpp
View File

@ -2288,9 +2288,11 @@ TabChild::InitRenderingState()
NS_WARNING("failed to get CompositorChild instance");
return false;
}
nsTArray<LayersBackend> backends;
backends.AppendElement(mTextureFactoryIdentifier.mParentBackend);
bool success;
shadowManager =
compositorChild->SendPLayerTransactionConstructor(mTextureFactoryIdentifier.mParentBackend,
compositorChild->SendPLayerTransactionConstructor(backends,
id, &mTextureFactoryIdentifier, &success);
if (!success) {
NS_WARNING("failed to properly allocate layer transaction");

1
gfx/ipc/GfxMessageUtils.h
View File

@ -39,7 +39,6 @@ typedef gfxASurface::gfxContentType gfxContentType;
typedef gfxASurface::gfxImageFormat PixelFormat;
typedef gfxASurface::gfxSurfaceType gfxSurfaceType;
typedef gfxPattern::GraphicsFilter GraphicsFilterType;
typedef layers::LayersBackend LayersBackend;
typedef layers::ImageLayer::ScaleMode ScaleMode;
} // namespace mozilla

2
gfx/layers/ipc/CompositorChild.cpp
View File

@ -71,7 +71,7 @@ CompositorChild::Get()
}
PLayerTransactionChild*
CompositorChild::AllocPLayerTransactionChild(const LayersBackend& aBackendHint,
CompositorChild::AllocPLayerTransactionChild(const nsTArray<LayersBackend>& aBackendHints,
const uint64_t& aId,
TextureFactoryIdentifier*,
bool*)

2
gfx/layers/ipc/CompositorChild.h
View File

@ -39,7 +39,7 @@ public:
static bool ChildProcessHasCompositor() { return sCompositor != nullptr; }
protected:
virtual PLayerTransactionChild*
AllocPLayerTransactionChild(const LayersBackend& aBackendHint,
AllocPLayerTransactionChild(const nsTArray<LayersBackend>& aBackendHints,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool* aSuccess) MOZ_OVERRIDE;

75
gfx/layers/ipc/CompositorParent.cpp
View File

@ -598,8 +598,47 @@ CompositorParent::ShadowLayersUpdated(LayerTransactionParent* aLayerTree,
}
}
void
CompositorParent::InitializeLayerManager(const nsTArray<LayersBackend>& aBackendHints)
{
NS_ASSERTION(!mLayerManager, "Already initialised mLayerManager");
for (size_t i = 0; i < aBackendHints.Length(); ++i) {
RefPtr<LayerManagerComposite> layerManager;
if (aBackendHints[i] == LAYERS_OPENGL) {
layerManager =
new LayerManagerComposite(new CompositorOGL(mWidget,
mEGLSurfaceSize.width,
mEGLSurfaceSize.height,
mUseExternalSurfaceSize));
} else if (aBackendHints[i] == LAYERS_BASIC) {
layerManager =
new LayerManagerComposite(new BasicCompositor(mWidget));
#ifdef XP_WIN
} else if (aBackendHints[i] == LAYERS_D3D11) {
layerManager =
new LayerManagerComposite(new CompositorD3D11(mWidget));
} else if (aBackendHints[i] == LAYERS_D3D9) {
layerManager =
new LayerManagerComposite(new CompositorD3D9(mWidget));
#endif
}
if (!layerManager) {
continue;
}
layerManager->SetCompositorID(mCompositorID);
if (layerManager->Initialize()) {
mLayerManager = layerManager;
return;
}
}
}
PLayerTransactionParent*
CompositorParent::AllocPLayerTransactionParent(const LayersBackend& aBackendHint,
CompositorParent::AllocPLayerTransactionParent(const nsTArray<LayersBackend>& aBackendHints,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess)
@ -610,35 +649,11 @@ CompositorParent::AllocPLayerTransactionParent(const LayersBackend& aBackendHint
// nullptr before returning from this method, to avoid accessing it elsewhere.
nsIntRect rect;
mWidget->GetClientBounds(rect);
if (aBackendHint == mozilla::layers::LAYERS_OPENGL) {
mLayerManager =
new LayerManagerComposite(new CompositorOGL(mWidget,
mEGLSurfaceSize.width,
mEGLSurfaceSize.height,
mUseExternalSurfaceSize));
} else if (aBackendHint == mozilla::layers::LAYERS_BASIC) {
mLayerManager =
new LayerManagerComposite(new BasicCompositor(mWidget));
#ifdef XP_WIN
} else if (aBackendHint == mozilla::layers::LAYERS_D3D11) {
mLayerManager =
new LayerManagerComposite(new CompositorD3D11(mWidget));
} else if (aBackendHint == mozilla::layers::LAYERS_D3D9) {
mLayerManager =
new LayerManagerComposite(new CompositorD3D9(mWidget));
#endif
} else {
NS_WARNING("Unsupported backend selected for Async Compositor");
*aSuccess = false;
return new LayerTransactionParent(nullptr, this, 0);
}
InitializeLayerManager(aBackendHints);
mWidget = nullptr;
mLayerManager->SetCompositorID(mCompositorID);
if (!mLayerManager->Initialize()) {
NS_WARNING("Failed to init Compositor");
if (!mLayerManager) {
NS_WARNING("Failed to initialise Compositor");
*aSuccess = false;
return new LayerTransactionParent(nullptr, this, 0);
}
@ -834,7 +849,7 @@ public:
virtual bool RecvFlushRendering() MOZ_OVERRIDE { return true; }
virtual PLayerTransactionParent*
AllocPLayerTransactionParent(const LayersBackend& aBackendType,
AllocPLayerTransactionParent(const nsTArray<LayersBackend>& aBackendHints,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess) MOZ_OVERRIDE;
@ -916,7 +931,7 @@ CrossProcessCompositorParent::ActorDestroy(ActorDestroyReason aWhy)
}
PLayerTransactionParent*
CrossProcessCompositorParent::AllocPLayerTransactionParent(const LayersBackend& aBackendType,
CrossProcessCompositorParent::AllocPLayerTransactionParent(const nsTArray<LayersBackend>&,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool *aSuccess)

3
gfx/layers/ipc/CompositorParent.h
View File

@ -206,7 +206,7 @@ public:
static bool IsInCompositorThread();
protected:
virtual PLayerTransactionParent*
AllocPLayerTransactionParent(const LayersBackend& aBackendHint,
AllocPLayerTransactionParent(const nsTArray<LayersBackend>& aBackendHints,
const uint64_t& aId,
TextureFactoryIdentifier* aTextureFactoryIdentifier,
bool* aSuccess);
@ -218,6 +218,7 @@ protected:
void SetEGLSurfaceSize(int width, int height);
private:
void InitializeLayerManager(const nsTArray<LayersBackend>& aBackendHints);
void PauseComposition();
void ResumeComposition();
void ResumeCompositionAndResize(int width, int height);

5
gfx/layers/ipc/PCompositor.ipdl
View File

@ -60,7 +60,10 @@ parent:
// block until they are completed.
sync FlushRendering();
sync PLayerTransaction(LayersBackend layersBackendHint, uint64_t id)
// layersBackendHints is an ordered list of preffered backends where
// layersBackendHints[0] is the best backend. If any hints are LAYERS_NONE
// that hint is ignored.
sync PLayerTransaction(LayersBackend[] layersBackendHints, uint64_t id)
returns (TextureFactoryIdentifier textureFactoryIdentifier, bool success);
};

17
widget/windows/nsWindow.cpp
View File

@ -6558,18 +6558,19 @@ nsWindow::StartAllowingD3D9(bool aReinitialize)
}
}
mozilla::layers::LayersBackend
nsWindow::GetPreferredCompositorBackend()
void
nsWindow::GetPreferredCompositorBackends(nsTArray<LayersBackend>& aHints)
{
LayerManagerPrefs prefs;
GetLayerManagerPrefs(&prefs);
if (prefs.mDisableAcceleration) {
return mozilla::layers::LAYERS_BASIC;
if (!prefs.mDisableAcceleration) {
if (!prefs.mPreferD3D9) {
aHints.AppendElement(LAYERS_D3D11);
}
aHints.AppendElement(LAYERS_D3D9);
}
if (prefs.mPreferD3D9) {
return mozilla::layers::LAYERS_D3D9;
}
return mozilla::layers::LAYERS_D3D11;
aHints.AppendElement(LAYERS_BASIC);
}
void

2
widget/windows/nsWindow.h
View File

@ -275,7 +275,7 @@ public:
bool const DestroyCalled() { return mDestroyCalled; }
virtual mozilla::layers::LayersBackend GetPreferredCompositorBackend();
virtual void GetPreferredCompositorBackends(nsTArray<mozilla::layers::LayersBackend>& aHints);
protected:

2
widget/windows/winrt/MetroWidget.h
View File

@ -140,7 +140,7 @@ public:
LayersBackend aBackendHint = mozilla::layers::LAYERS_NONE,
LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
bool* aAllowRetaining = nullptr);
virtual mozilla::layers::LayersBackend GetPreferredCompositorBackend() { return mozilla::layers::LAYERS_D3D11; }
virtual void GetPreferredCompositorBackends(nsTArray<mozilla::layers::LayersBackend>& aHints) { aHints.AppendElement(mozilla::layers::LAYERS_D3D11); }
// IME related interfaces
NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,

35
widget/xpwidgets/nsBaseWidget.cpp
View File

@ -914,14 +914,27 @@ void nsBaseWidget::CreateCompositor()
CreateCompositor(rect.width, rect.height);
}
mozilla::layers::LayersBackend
nsBaseWidget::GetPreferredCompositorBackend()
void
nsBaseWidget::GetPreferredCompositorBackends(nsTArray<LayersBackend>& aHints)
{
if (mUseLayersAcceleration) {
return mozilla::layers::LAYERS_OPENGL;
aHints.AppendElement(LAYERS_OPENGL);
}
return mozilla::layers::LAYERS_BASIC;
aHints.AppendElement(LAYERS_BASIC);
}
static void
CheckForBasicBackends(nsTArray<LayersBackend>& aHints)
{
for (size_t i = 0; i < aHints.Length(); ++i) {
if (aHints[i] == LAYERS_BASIC &&
!Preferences::GetBool("layers.offmainthreadcomposition.force-basic", false) &&
!Preferences::GetBool("browser.tabs.remote", false)) {
// basic compositor is not stable enough for regular use
aHints[i] = LAYERS_NONE;
}
}
}
void nsBaseWidget::CreateCompositor(int aWidth, int aHeight)
@ -945,19 +958,15 @@ void nsBaseWidget::CreateCompositor(int aWidth, int aHeight)
TextureFactoryIdentifier textureFactoryIdentifier;
PLayerTransactionChild* shadowManager;
mozilla::layers::LayersBackend backendHint = GetPreferredCompositorBackend();
nsTArray<LayersBackend> backendHints;
GetPreferredCompositorBackends(backendHints);
if (backendHint == LAYERS_BASIC &&
!Preferences::GetBool("layers.offmainthreadcomposition.force-basic", false) &&
!Preferences::GetBool("browser.tabs.remote", false)) {
// basic compositor is not stable enough for regular use
backendHint = LAYERS_NONE;
}
CheckForBasicBackends(backendHints);
bool success = false;
if (backendHint) {
if (!backendHints.IsEmpty()) {
shadowManager = mCompositorChild->SendPLayerTransactionConstructor(
backendHint, 0, &textureFactoryIdentifier, &success);
backendHints, 0, &textureFactoryIdentifier, &success);
}
if (success) {

2
widget/xpwidgets/nsBaseWidget.h
View File

@ -361,7 +361,7 @@ protected:
virtual CompositorChild* GetRemoteRenderer() MOZ_OVERRIDE;
virtual mozilla::layers::LayersBackend GetPreferredCompositorBackend();
virtual void GetPreferredCompositorBackends(nsTArray<mozilla::layers::LayersBackend>& aHints);
/**
* Notify the widget that this window is being used with OMTC.