HI Sherman, This type of problem is either down to a thread not having the context current, or a bug in the OpenGL driver.
Has anyone else see this problem? Robert. On Nov 18, 2007 1:59 AM, sherman wilcox <[EMAIL PROTECTED]> wrote: > I'm getting a crash in OpenSceneGraph/src/osg/program.cpp in the void > GL2Extensions::glDeleteShader(GLuint shader) const function on this > line: > > ((DeleteShaderProc)_glDeleteShader)(shader); > > The crash occurs in the debugger (VS 2005). This is on Vista 64 using > a nVidia 8800 GTX w/latest drivers. I've tried OSG 2.2 Stable as well > as the latest SVN trunk. This just started when I added an extremely > simple shader to my app. > > Any tips on diagnosing this? > > > > Here's the call stack > > nvoglv32.dll!696fd3d6() > [Frames below may be incorrect and/or missing, no symbols loaded for > nvoglv32.dll] > > osg25-osgd.dll!osg::GL2Extensions::glDeleteShader(unsigned int > shader=2) Line 627 + 0xe bytes C++ > osg25-osgd.dll!osg::Shader::flushDeletedGlShaders(unsigned int > contextID=0, double __formal=67.800656088972204, double & > availableTime=100.00000000000000) Line 78 C++ > osg25-osgd.dll!osg::GraphicsContext::close(bool > callCloseImplementation=true) Line 473 + 0x25 bytes C++ > osg25-osgViewerd.dll!osgViewer::CompositeViewer::~CompositeViewer() > Line 107 + 0x14 bytes C++ > osg25-osgViewerd.dll!osgViewer::CompositeViewer::`vbase > destructor'() + 0x1d bytes C++ > osgvislib_driver_mfc.exe!osgViewer::CompositeViewer::`scalar > deleting destructor'() + 0x34 bytes C++ > osg25-osgd.dll!osg::Referenced::unref() Line 155 + 0x23 bytes C++ > > osgvislib_driver_mfc.exe!osg::ref_ptr<osgViewer::CompositeViewer>::~ref_ptr<osgViewer::CompositeViewer>() > Line 30 + 0x47 bytes C++ > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
