I seen some other threads mentioning FreeType not being thread save. This is OSG 2.6 branch

This is replicable with plain osgviewer on OSX  on a MBP 2.4

To replicate:

export OSG_WINDOW='20 20 800 600'

open osgviewer cow.osg

press 's' to show the stats

with '<' and '>' go up and down the window resolutions ...

it crashes always at the same point ... see below

Is there any solution? If so will it be backported to 2.6?

Cheers,
Hartmut




Process:         osgviewer [1487]
Path:            /usr/local/bin/osgviewer
Identifier:      osgviewer
Version:         ??? (???)
Code Type:       X86 (Native)
Parent Process:  bash [183]

Date/Time:       2008-09-11 20:53:13.980 +1200
OS Version:      Mac OS X 10.5.4 (9E17)
Report Version:  6

Exception Type:  EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x0000000019274010
Crashed Thread:  2

Thread 0:
0   libSystem.B.dylib                 0x961f84a6 mach_msg_trap + 10
1   libSystem.B.dylib                 0x961ffc9c mach_msg + 72
2   com.apple.CoreGraphics            0x94deab4d _CGSRemoveSurface + 133
3   com.apple.agl                     0x94d1dc56 aglSetDrawable + 448
4 libosgViewer.44.dylib 0x0017a460 osgViewer::GraphicsWindowCarbon::setWindowDecorationImplementation(bool) + 426 5 libosgViewer.44.dylib 0x00176ed0 osgViewer::GraphicsWindow::setWindowDecoration(bool) + 38 6 libosgViewer.44.dylib 0x00174959 osgViewer::WindowSizeHandler::changeWindowedResolution(osgViewer::GraphicsWindow*, bool) + 1039 7 libosgViewer.44.dylib 0x0017500c osgViewer::WindowSizeHandler::handle(osgGA::GUIEventAdapter const&, osgGA::GUIActionAdapter&) + 670 8 libosgViewer.44.dylib 0x00126752 osgGA::GUIEventHandler::handle(osgGA::GUIEventAdapter const&, osgGA::GUIActionAdapter&, osg::Object*, osg::NodeVisitor*) + 38 9 libosgViewer.44.dylib 0x001192d4 osgGA::GUIEventHandler::handleWithCheckAgainstIgnoreHandledEventsMask(osgGA::GUIEventAdapter const&, osgGA::GUIActionAdapter&, osg::Object*, osg::NodeVisitor*) + 120 10 libosgViewer.44.dylib 0x0016a27c osgViewer::Viewer::eventTraversal() + 4620 11 libosgViewer.44.dylib 0x0016eb21 osgViewer::ViewerBase::frame(double) + 159 12 libosgViewer.44.dylib 0x0016ea65 osgViewer::ViewerBase::run() + 239 13 libosgViewer.44.dylib 0x00161080 osgViewer::Viewer::run() + 182
14  osgviewer                         0x0000865b main + 6241
15  osgviewer                         0x00006dce start + 54

Thread 1:
0   libSystem.B.dylib                 0x961ff68e __semwait_signal + 10
1 libSystem.B.dylib 0x9622a36d pthread_cond_wait$UNIX2003 + 73
2   libGLProgrammability.dylib        0x93b92432 glvmDoWork + 162
3   libSystem.B.dylib                 0x962296f5 _pthread_start + 321
4   libSystem.B.dylib                 0x962295b2 thread_start + 34

Thread 2 Crashed:
0   ???                               0x121ef200 0 + 304017920
1 GLEngine 0x00ed531a gleDrawArraysOrElements_ExecCore + 266 2 GLEngine 0x00ed6278 gleDrawArraysOrElements_IMM_Exec + 1080
3   libGL.dylib                       0x96ddd7f1 glDrawArrays + 113
4 libosgText.44.dylib 0x002b4d55 osgText::Text::drawForegroundText(osg::State&, osgText::Text::GlyphQuads const&, osg::Vec4f const&) const + 527 5 libosgText.44.dylib 0x002b5ac0 osgText::Text::renderOnlyForegroundText(osg::State&, osg::Vec4f const&) const + 118 6 libosgText.44.dylib 0x002b61bb osgText::Text::drawImplementation(osg::State&, osg::Vec4f const&) const + 1117 7 libosgText.44.dylib 0x002b68f1 osgText::Text::drawImplementation(osg::RenderInfo&) const + 107 8 libosgViewer.44.dylib 0x00140e72 osgViewer::TextDrawCallback::drawImplementation(osg::RenderInfo&, osg::Drawable const*) const + 548 9 libosgUtil.44.dylib 0x0052082e osg::Drawable::draw(osg::RenderInfo&) const + 412 10 libosgUtil.44.dylib 0x00520368 osgUtil::RenderLeaf::render(osg::RenderInfo&, osgUtil::RenderLeaf*) + 266 11 libosgUtil.44.dylib 0x00516a62 osgUtil::RenderBin::drawImplementation(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 386 12 libosgUtil.44.dylib 0x005168dd osgUtil::RenderBin::draw(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 107 13 libosgUtil.44.dylib 0x00516cbb osgUtil::RenderBin::drawImplementation(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 987 14 libosgUtil.44.dylib 0x00524179 osgUtil::RenderStage::drawImplementation(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 1005 15 libosgUtil.44.dylib 0x005168dd osgUtil::RenderBin::draw(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 107 16 libosgUtil.44.dylib 0x00526b95 osgUtil::RenderStage::drawInner(osg::RenderInfo&, osgUtil::RenderLeaf*&, bool&) + 363 17 libosgUtil.44.dylib 0x00526799 osgUtil::RenderStage::draw(osg::RenderInfo&, osgUtil::RenderLeaf*&) + 1009 18 libosgUtil.44.dylib 0x00538da1 osgUtil::SceneView::draw() + 11623 19 libosgViewer.44.dylib 0x00129f6a osgViewer::Renderer::cull_draw() + 1262 20 libosgViewer.44.dylib 0x00128519 osgViewer::Renderer::operator()(osg::GraphicsContext*) + 35 21 libosg.44.dylib 0x008692f3 osg::GraphicsContext::runOperations() + 235 22 libosg.44.dylib 0x00871e69 osg::RunOperations::operator()(osg::GraphicsContext*) + 17 23 libosg.44.dylib 0x008717d3 osg::GraphicsOperation::operator()(osg::Object*) + 117 24 libosg.44.dylib 0x008b88c0 osg::OperationThread::run() + 510 25 libosg.44.dylib 0x00871746 osg::GraphicsThread::run() + 144 26 libOpenThreads.11.dylib 0x0001619c OpenThreads::ThreadPrivateActions::StartThread(void*) + 182
27  libSystem.B.dylib                 0x962296f5 _pthread_start + 321
28  libSystem.B.dylib                 0x962295b2 thread_start + 34


--
Hartmut Seichter, PhD (HKU), Dipl-Ing.(BUW), Postdoctoral Fellow, HITLabNZ

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