CGAL users discussion list

[Laurent Saboret <>]

Please increase your virtual memory to 3 Go (or above). You may have to 
restart Windows.

Regards,
Laurent Saboret


Le 09/08/2011 13:14, Marc Klopfenstein a écrit :
> Hi Laurent,
>
> *My configuration:*
>
> Windows XP SP3
> Visual Studio 8 C++ 2005
> 3 Go RAM
> 2046Mo virtual memory
> I use the latest version of Taucs.
>
> *Do you get the same error in Debug and Release mode?*
> NO, in release mode I have an another Taucs problem (see log).
>
> CONSOL OUTPUT
>
> Number of point: 465251 (own cout)
> Creates Poisson triangulation…
> Creates Poisson triangulation: 9.844 seconds, 175Mb allocates
> Delaunay refinement…
> Calls
> Delaunay_refinement(radius_edge_ratio_bound=2.500000,cell_radius_bound=0.119956,
> max_vertices= 10000000, enlarge_ration= 1.500000)
> Calls poisson_refine_triangulation()
>         176Mb allocated
>         Creates queue
>         Max allocation in Delaunay refinement = 387Mb
>         233Mb allocated
> End of poisson_refine_triangulation()
> End of Delaunay_refinement()
> Delaunay refinement: added 258327 Steiner points, 197.889  seconds, 233 Mb
> allocated
> Solve Poisson equation with normalized divergence…
> Calls solve_poisson()
>         233 Mb allocated
>         Creates matrix…
> Creates matrix: done (119.55)
>         359Mb allocated
>         Solve sparse linear system…
> Error: cannot solve Poisson equation
>
> TAUCS LOG
>
> taucs_linsolve: preparing to factor
> taucs_linsolve: ordering (llt=1, lu=0, ordering=metis)
> taucs_linsolve: ordering time 9.61e+000 seconds (9.55e+000 seconds CPU time)
> taucs_linsolve: starting LLT factorization
> taucs_linsolve: pre-factorization permuting of A
> taucs_linsolve: starting IC LLT factorization
> taucs_linsolve: starting IC LLT MF factorization
>                 Elimination tree depth is 6836
>                 Symbolic Analysis of LL^T: 1.57e+008 nonzeros, 2.11e+011 
> flops, 1.42e+009
> bytes in L
>                 Relaxed  Analysis of LL^T: 1.73e+008 nonzeros, 2.16e+011 
> flops, 1.61e+009
> bytes in L
>                 Symbolic Analysis            =      5.781 seconds (5.766 cpu)
>                 Supernodal Multifrontal LL^T =     70.875 seconds (70.719 cpu)
> taucs_factor: factorization failed
> taucs_linsolve: an error occured, releasing resources and bailing out
>         Solving Failed
>
> *
> Do you get the same error with other point sets?*
> Yes we have the same error with other point sets. The reconstruction works
> with less then 250 000 points, above this limitation I have the same problem
> and the same differences between Release and Debug
>
> Best regards,
> Marc Klopfenstein
>
>
> --
> View this message in context: 
> http://cgal-discuss.949826.n4.nabble.com/CGAL-Poisson-Surface-Reconstruction-tp3616368p3729644.html
> Sent from the cgal-discuss mailing list archive at Nabble.com.