Commit 40e28dfd authored by Botond Ballo's avatar Botond Ballo
Browse files

Bug 1248822 - In LayerManagerComposite::UpdateAndRender(), call... 

Bug 1248822 - In LayerManagerComposite::UpdateAndRender(), call PostProcessLayers() before LayerTreeInvalidation. r=mattwoodrow

The reason is that PostProcessLayers() can change the effective visible region,
and LayerTreeInvalidation needs the final effective visible region.

MozReview-Commit-ID: 1wLROyOTcIB
parent 81561bca

gfx/layers/composite/LayerManagerComposite.cpp

+4 −4
Original line number Diff line number Diff line
@@ -425,6 +425,10 @@ LayerManagerComposite::UpdateAndRender() 
  nsIntRegion invalid;

  bool didEffectiveTransforms = false;



  nsIntRegion opaque;

  LayerIntRegion visible;

  PostProcessLayers(mRoot, opaque, visible, Nothing());



  if (mClonedLayerTreeProperties) {

    // Effective transforms are needed by ComputeDifferences().

    mRoot->ComputeEffectiveTransforms(gfx::Matrix4x4());
@@ -478,10 +482,6 @@ LayerManagerComposite::UpdateAndRender() 
    mRoot->ComputeEffectiveTransforms(gfx::Matrix4x4());

  }



  nsIntRegion opaque;

  LayerIntRegion visible;

  PostProcessLayers(mRoot, opaque, visible, Nothing());



  Render(invalid);

#if defined(MOZ_WIDGET_ANDROID) || defined(MOZ_WIDGET_GONK)

  RenderToPresentationSurface();