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Hi guys!
I found VBO problem related to threaded situation
when one thread draw one VBO and another try to create VBO when tile
loads
maybe someone knows solution for this
situation?
here is gdb output
#0 0x40167a8e in glGenBuffersARB () from
/usr/lib/tls/libGL.so.1
#1 0x083fa0ae in ssgVtxTable (this=0xb586e68, ty=6, vl=0xb58ac68, nl=0xb558d10, tl=0xb58af10, cl=0xb58aec0) at ssgVtxTable.cxx:224 #2 0x08358872 in sgMakeLeaf(std::string const&, unsigned, SGMaterialLib*, std::string const&, std::vector<Point3D, std::allocator<Point3D> > const&, std::vector<Point3D, std::allocator<Point3D> > const&, std::vector<Point3D, std::allocator<Point3D> > const&, std::vector<int, std::allocator<int> > const&, std::vector<int, std::allocator<int> > const&, std::vector<int, std::allocator<int> > const&, bool, ssgVertexArray*) ([EMAIL PROTECTED], ty=6, matlib=0x92347f0, [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], calc_lights=true, lights=0xb544500) at leaf.cxx:249 #3 0x0835aa28 in sgBinObjLoad(std::string const&, bool, Point3D*, double*, SGMaterialLib*, bool, ssgBranch*, ssgBranch*, ssgBranch*, ssgBranch*, ssgVertexArray*) ([EMAIL PROTECTED], is_base=true, center=0x4a7e3590, bounding_radius=0x4a7e3588, matlib=0x92347f0, use_random_objects=true, geometry=0xb550ac8, vasi_lights=0x0, rwy_lights=0x0, taxi_lights=0x0, ground_lights=0xb544500) at obj.cxx:484 #4 0x082c94b7 in FGTileEntry::obj_load(std::string const&, ssgBranch*, ssgBranch*, ssgBranch*, ssgBranch*, ssgVertexArray*, bool) (this=0xb531130, [EMAIL PROTECTED], geometry=0xb550ac8, vasi_lights=0x0, rwy_lights=0x0, taxi_lights=0x0, ground_lights=0xb544500, is_base=true) at globals.hxx:264 #5 0x082c9c1f in FGTileEntry::load(std::vector<std::string, std::allocator<std::string> > const&, bool) (this=0xb531130, [EMAIL PROTECTED]) at sg_path.hxx:122 #6 0x082c1098 in FGTileLoader::LoaderThread::run() (this=0x8e31048) at FGTileLoader.cxx:172 #7 0x083c8a5f in start_handler (arg=0x8e31048) at SGThread.cxx:23 #8 0x4002d7d3 in start_thread () from /lib/tls/libpthread.so.0 #9 0x40553b4a in clone () from /lib/tls/libc.so.6 |
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