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Re: Is the plot function working?

 

This should fix it.  Someone please check this and push it.

- Shawn

On Wed, 15 Apr 2009, Bartosz Sawicki wrote:

I've realized similar problem with plotting function (Ubuntu i386). It
seems that the new higher order mesh interface introduced by changeset
5962 is broken.

Quick solution:
$ hg update -r 5961

I try to localize the bug, and I think that the problem is in
MeshGeometry copy constructor if _size_higher_order==0.

See output gdb output for demo/pde/poisson/cpp/demo:

Solving linear variational problem
  Applying boundary conditions to linear system.
  Solving linear system of size 1089 x 1089 (PETSc LU solver, umfpack).
0
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
Program received signal SIGABRT, Aborted.
[Switching to Thread 0xb5b406c0 (LWP 12097)]
0xb7f83430 in __kernel_vsyscall ()
(gdb) where
#0  0xb7f83430 in __kernel_vsyscall ()
#1  0xb64c08a0 in raise () from /lib/tls/i686/cmov/libc.so.6
#2  0xb64c2268 in abort () from /lib/tls/i686/cmov/libc.so.6
#3  0xb66fe778 in __gnu_cxx::__verbose_terminate_handler ()
   from /usr/lib/libstdc++.so.6
#4  0xb66fc655 in ?? () from /usr/lib/libstdc++.so.6
#5  0xb66fc692 in std::terminate () from /usr/lib/libstdc++.so.6
#6  0xb66fc7ca in __cxa_throw () from /usr/lib/libstdc++.so.6
#7  0xb66fce23 in operator new () from /usr/lib/libstdc++.so.6
#8  0xb66fcf0d in operator new[] () from /usr/lib/libstdc++.so.6
#9  0xb7e8eec5 in dolfin::MeshGeometry::operator= (this=0xbfd8257c,
    geometry=@0xbfd82678) at dolfin/mesh/MeshGeometry.cpp:52
#10 0xb7e9566f in dolfin::Mesh::operator= (this=0xbfd82568,
mesh=@0xbfd82664)
    at dolfin/mesh/Mesh.cpp:80
#11 0xb7f01a6f in FunctionPlotData (this=0xbfd82560, v=@0xbfd8283c)
    at dolfin/plot/FunctionPlotData.cpp:21
#12 0xb7efdc65 in dolfin::plot (v=@0xbfd8283c, mode=
        {static npos = 4294967295, _M_dataplus =
{<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data
fields>}, <No data fields>}, _M_p = 0xbfd828d0 "$\b"}}) at
dolfin/plot/plot.cpp:42
#13 0x0805ce54 in main () at main.cpp:67


cheers
BArtosz


Nuno David Lopes wrote:
Ok.
systems
Ubuntu 8.10 64b
Ubuntu8.10 32b
in different machines.

I've updated DOLFIN today
It was working until the update.

The operator "<<"
crashes the systems when writting to a xml format.
It doesn't create the file.
With other file formats no problems
Viper is working fine)

The demos don't work (poisson, cpp, for instance).
Is it just me?

BTW:
Is there a way of running viper  in the background ,
(with the dolfin::plot function),
and replot the updated data automatically.
Instead of waiting for a "q" key press and hanging the dolfin process .
For  time-dependent problems?


On Wednesday 15 April 2009 15:41:36 Ola Skavhaug wrote:
On Wed, Apr 15, 2009 at 4:28 PM, Nuno David Lopes <ndl@xxxxxxxxxxxxxx>
wrote:
Hi!

Is the plotting system, (with xml file) working?
-------------
(xml) file << function
-------------
crashes my systems...
Is it supposed to?

thanks!
I'm not able to process this bug report. A lot of details are missing :)
Could you fill in the missing pieces, like versions, operating system,
concrete code example etc.

Thanks,
Ola

--
Nuno David Lopes

e-mail:ndl@xxxxxxxxxxxxxx        (FCUL/CMAF)
          nlopes@xxxxxxxxxxxxxxx    (ISEL)
http://ptmat.ptmat.fc.ul.pt/%7Endl/

Wed Apr 15 14:56:08 WEST 2009


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