78074 2012-02-07 21:12:20 -0800 REGRESSION: unbalanced transparency layers for clipPath 2012-02-22 05:38:06 -0800 1 1 1 Unclassified WebKit SVG 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED http://srufaculty.sru.edu/david.dailey/svg/newstuff/clipPath4.svg P2 Normal --- 1 krit zimmermann zherczeg zimmermann oldest_to_newest 551762 0 krit 2012-02-07 21:12:20 -0800 On calling the example above I get an assertion about unbalanced transparency layers. This example used to work in the past on debug builds. Feb 7 21:08:58 dschulze-MacBookPro WebProcess[5256] <Error>: CGContextEndTransparencyLayer: unbalanced transparency layers. ASSERTION FAILED: m_transparencyCount > 0 /Users/dschulze/Downloads/webkit/Source/WebCore/platform/graphics/GraphicsContext.cpp(346) : void WebCore::GraphicsContext::endTransparencyLayer() 1 0x10fd1ea0f WebCore::GraphicsContext::endTransparencyLayer() 2 0x1108d444e WebCore::SVGRenderSupport::finishRenderSVGContent(WebCore::RenderObject*, WebCore::PaintInfo&, WebCore::GraphicsContext*) 3 0x1108ed6ad WebCore::RenderSVGShape::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 4 0x1108d3b49 WebCore::RenderSVGContainer::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 5 0x1108d3b49 WebCore::RenderSVGContainer::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 6 0x1108de7d8 WebCore::SVGImageBufferTools::renderSubtreeToImageBuffer(WebCore::ImageBuffer*, WebCore::RenderObject*, WebCore::AffineTransform const&) 7 0x1108de2ab WebCore::RenderSVGResourceClipper::drawContentIntoMaskImage(WebCore::ClipperData*, WebCore::FloatRect const&) 8 0x1108dd528 WebCore::RenderSVGResourceClipper::applyClippingToContext(WebCore::RenderObject*, WebCore::FloatRect const&, WebCore::FloatRect const&, WebCore::GraphicsContext*) 9 0x1108dd1b4 WebCore::RenderSVGResourceClipper::applyResource(WebCore::RenderObject*, WebCore::RenderStyle*, WebCore::GraphicsContext*&, unsigned short) 10 0x1108d41da WebCore::SVGRenderSupport::prepareToRenderSVGContent(WebCore::RenderObject*, WebCore::PaintInfo&) 11 0x1108d6ea8 WebCore::RenderSVGImage::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 12 0x1107c7f20 WebCore::RenderBox::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 13 0x1108ea1e4 WebCore::RenderSVGRoot::paintReplaced(WebCore::PaintInfo&, WebCore::IntPoint const&) 14 0x1108b5a28 WebCore::RenderReplaced::paint(WebCore::PaintInfo&, WebCore::IntPoint const&) 15 0x110852758 WebCore::RenderLayer::paintLayerContents(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 16 0x110851cf3 WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 17 0x1108513f7 WebCore::RenderLayer::paintLayer(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 18 0x1108537ff WebCore::RenderLayer::paintList(WTF::Vector<WebCore::RenderLayer*, 0ul>*, WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 19 0x1108529cf WebCore::RenderLayer::paintLayerContents(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 20 0x110851cf3 WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 21 0x1108513f7 WebCore::RenderLayer::paintLayer(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int) 22 0x110850d7f WebCore::RenderLayer::paint(WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, unsigned int) 23 0x10fce57b5 WebCore::FrameView::paintContents(WebCore::GraphicsContext*, WebCore::IntRect const&) 24 0x110a4e903 WebCore::ScrollView::paint(WebCore::GraphicsContext*, WebCore::IntRect const&) 25 0x10dd31d96 WebKit::WebPage::drawRect(WebCore::GraphicsContext&, WebCore::IntRect const&) 26 0x10db5833a WebKit::DrawingAreaImpl::display(WebKit::UpdateInfo&) 27 0x10db570d9 WebKit::DrawingAreaImpl::display() 28 0x10db55bb5 WebKit::DrawingAreaImpl::displayTimerFired() 29 0x10db59d46 WebCore::RunLoop::Timer<WebKit::DrawingAreaImpl>::fired() 30 0x1109e7f7d WebCore::RunLoop::TimerBase::timerFired(__CFRunLoopTimer*, void*) 31 0x7fff86687c24 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ 559118 1 127570 zimmermann 2012-02-17 03:54:31 -0800 Created attachment 127570 Patch 561801 2 zimmermann 2012-02-22 03:08:40 -0800 Anyone? 561884 3 127570 zherczeg 2012-02-22 05:34:21 -0800 Comment on attachment 127570 Patch r=me 561886 4 zimmermann 2012-02-22 05:38:06 -0800 Committed r108490: <http://trac.webkit.org/changeset/108490> 127570 2012-02-17 03:54:31 -0800 2012-02-22 05:38:33 -0800 Patch bug-78074-20120217125429.patch text/plain 5278 zimmermann U3VidmVyc2lvbiBSZXZpc2lvbjogMTA4MDU5CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggOGRhNGMzMmFmYjM4NThk MDNjOGI1MWYzZGJmMTY3ZDM1ZTMwODVjYy4uMDEwM2NjNjlhMmM4Nzk1MTRiMGI3MjdiNmQzY2Uz MzNkN2RlYmM2YyAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDI0IEBACisyMDEyLTAyLTE3ICBOaWtv bGFzIFppbW1lcm1hbm4gIDxuemltbWVybWFubkByaW0uY29tPgorCisgICAgICAgIFJFR1JFU1NJ T046IHVuYmFsYW5jZWQgdHJhbnNwYXJlbmN5IGxheWVycyBmb3IgY2xpcFBhdGgKKyAgICAgICAg aHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTc4MDc0CisKKyAgICAgICAg UmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgSWYgd2UncmUgcmVuZGVyaW5n IHRvIGEgbWFzayBpbWFnZSBidWZmZXIsIGFsbCBjaGlsZHJlbiBhcmUgcmVuZGVyZWQgd2l0aCBv 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