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Allow ContainerLayers to track their invalid regions. (bug 1365879 part 16, r=mattwoodrow)

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This commit is contained in:
David Anderson 2017-06-20 01:17:21 -07:00
parent 5c3229c7cc
commit 452df9e9d2
2 changed files with 16 additions and 7 deletions
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17
gfx/layers/LayerTreeInvalidation.cpp
View File

@ -123,7 +123,7 @@ NotifySubdocumentInvalidation(Layer* aLayer, NotifySubDocInvalidationFunc aCallb
aLayer,
[aCallback] (Layer* layer)
{
layer->ClearInvalidRect();
layer->ClearInvalidRegion();
if (layer->GetMaskLayer()) {
NotifySubdocumentInvalidation(layer->GetMaskLayer(), aCallback);
}
@ -252,7 +252,7 @@ public:
}
}
mLayer->ClearInvalidRect();
mLayer->ClearInvalidRegion();
return result;
}
@ -322,12 +322,13 @@ public:
container->CheckCanary();
bool childrenChanged = false;
bool invalidateWholeLayer = false;
if (mPreXScale != container->GetPreXScale() ||
mPreYScale != container->GetPreYScale()) {
invalidOfLayer = OldTransformedBounds();
AddRegion(invalidOfLayer, NewTransformedBounds());
childrenChanged = true;
invalidateWholeLayer = true;
// Can't bail out early, we need to update the child container layers
}
@ -419,6 +420,13 @@ public:
container->SetChildrenChanged(true);
}
if (container->UseIntermediateSurface()) {
IntRect bounds = invalidateWholeLayer
? mLayer->GetLocalVisibleRegion().ToUnknownRegion().GetBounds()
: result.GetBounds();
container->SetInvalidCompositeRect(bounds);
}
if (!mLayer->Extend3DContext()) {
// |result| contains invalid regions only of children.
result.Transform(GetTransformForInvalidation(mLayer));
@ -427,7 +435,6 @@ public:
LTI_DUMP(invalidOfLayer, "invalidOfLayer");
result.OrWith(invalidOfLayer);
return result;
}
@ -739,7 +746,7 @@ LayerProperties::ClearInvalidations(Layer *aLayer)
aLayer,
[] (Layer* layer)
{
layer->ClearInvalidRect();
layer->ClearInvalidRegion();
if (layer->GetMaskLayer()) {
ClearInvalidations(layer->GetMaskLayer());
}

6
gfx/layers/Layers.h
View File

@ -1806,7 +1806,7 @@ public:
* Clear the invalid rect, marking the layer as being identical to what is currently
* composited.
*/
virtual void ClearInvalidRect() { mInvalidRegion.SetEmpty(); }
virtual void ClearInvalidRegion() { mInvalidRegion.SetEmpty(); }
// These functions allow attaching an AsyncPanZoomController to this layer,
// and can be used anytime.
@ -2044,7 +2044,7 @@ public:
mValidRegionIsCurrent = false;
}
void ClearInvalidRect() override
void ClearInvalidRegion() override
{
// mInvalidRegion is about to be reset. This is the last chance to apply
// any pending changes from it to mValidRegion. Do that by calling
@ -2335,6 +2335,8 @@ public:
}
nsTArray<CSSFilter>& GetFilterChain() { return mFilterChain; }
virtual void SetInvalidCompositeRect(const gfx::IntRect& aRect) {}
protected:
friend class ReadbackProcessor;