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Bug 939276 - Use a single GLContext for all SkiaGL canvases r=vlad,gwright,bjacob

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This commit is contained in:
James Willcox
2014-02-20 16:20:28 -06:00
parent 7c213dada5
commit 51a7c02955
27 changed files with 409 additions and 306 deletions
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4
gfx/layers/CopyableCanvasLayer.cpp
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@@ -32,6 +32,7 @@ namespace layers {
CopyableCanvasLayer::CopyableCanvasLayer(LayerManager* aLayerManager, void *aImplData) :
CanvasLayer(aLayerManager, aImplData)
, mStream(nullptr)
{
MOZ_COUNT_CTOR(CopyableCanvasLayer);
mForceReadback = Preferences::GetBool("webgl.force-layers-readback", false);
@@ -49,6 +50,7 @@ CopyableCanvasLayer::Initialize(const Data& aData)
if (aData.mGLContext) {
mGLContext = aData.mGLContext;
mStream = aData.mStream;
mIsGLAlphaPremult = aData.mIsGLAlphaPremult;
mNeedsYFlip = true;
MOZ_ASSERT(mGLContext->IsOffscreen(), "canvas gl context isn't offscreen");
@@ -71,7 +73,7 @@ CopyableCanvasLayer::Initialize(const Data& aData)
bool
CopyableCanvasLayer::IsDataValid(const Data& aData)
{
return mGLContext == aData.mGLContext;
return mGLContext == aData.mGLContext && mStream == aData.mStream;
}
void