Re: qh_new_qhull calling conventions

[Tatsuro MATSUOKA]

Hello Marco

Thanks! I could build all executable files.

Hello Rik

The results are for MinGW.

$ PATH=/c/Programs/OctaveLibs/bin:$PATH ./qhulltst2012
Number of facets: 12
Options selected for Qhull 2012.1 2012/01/26:
  run-id 126441156  Qtriangulate  incidence  _pre-merge  _zero-centrum
  _max-width  1  Error-roundoff 1.4e-015  _one-merge 9.7e-015
  _near-inside 4.9e-014  Visible-distance 2.8e-015
  U-coplanar-distance 2.8e-015  Width-outside 5.5e-015  _wide-facet 1.7e-014

$ ./qhulltst2009
Number of facets: 6
Options selected for Qhull 2009.1.3 2011/12/06:
  Qtriangulate  incidence  _pre-merge  _zero-centrum  _max-width  1
  Error-roundoff 1.4e-015  _one-merge 9.7e-015  _near-inside 4.9e-014
  Visible-distance 2.8e-015  U-coplanar-distance 2.8e-015
  Width-outside 5.5e-015  _wide-facet 1.7e-014

$ ./qhulltst2009FIX
Number of facets: 6
Options selected for Qhull 2009.1.3 2011/12/06:
  Qtriangulate  incidence  _pre-merge  _zero-centrum  _max-width  1
  Error-roundoff 1.4e-015  _one-merge 9.7e-015  _near-inside 4.9e-014
  Visible-distance 2.8e-015  U-coplanar-distance 2.8e-015
  Width-outside 5.5e-015  _wide-facet 1.7e-014

Regards

Tatsuro

--- On Wed, 2012/2/1, marco atzeri  wrote:

> On 2/1/2012 7:16 AM, Tatsuro MATSUOKA wrote:
> > Hello
> >
> > --- On Wed, 2012/2/1, Rik wrote:
> >
> >> Octave Maintainer's:
> >>
> >> This should be solved before the 3.6.1 release.  Does anybody have a good
> >> way to create a throw-away FILE pointer?
> >>
> >> The "/dev/null" solution would be fine except I'm not certain it would work
> >> on MinGW and Cygwin platforms.  My little bit of a web search seemed to
> >> indicate that they DO implement this special file.
> >>
> >> Otherwise, we could always use fopen with a temporary file name created
> >> through tmpnam and then delete it afterwards but this seems like a lot of
> >> work for every convhull, voronoi, or delaunay call.
> >>
> >> I've attached my test case and Makefile.  On my machine I had Qhull2009
> >> installed by the package manager in /usr and Qhull2012 installed by hand in
> >> /usr/local and used -L options to flip between the two.
> >>
> >> --Rik
> > Hello
> >
> >
> > I have install qhull-2009 to /home/octaves/qhull-2009 and tried to build 
> > the test executable files.
> >
> > However,
> > $ make -i
> > g++ -o qhulltst2012 -DQ2012 -I/c/Programs/OctaveLibs/include -lqhull 
> > -L/c/Programs/OctaveLibs/lib qhulltst.cc
> > g++ -o qhulltst2009 -lqhull -I/home/octaves/qhull-2009/include 
> > -L/home/octaves/qhull-2009/lib qhulltst.cc
> > C:\Users\Tatsu\AppData\Local\Temp\cciYy8su.o:qhulltst.cc:(.text+0x10f): 
> > undefined reference to `qh_new_qhull'
> > C:\Users\Tatsu\AppData\Local\Temp\cciYy8su.o:qhulltst.cc:(.text+0x11d): 
> > undefined reference to `qh_qh'
> > collect2: ld returned 1 exit status
> > make: [qhulltst2009] Error 1 (ignored)
> > g++ -o qhulltst2009FIX -DQ2009FIX -lqhull 
> > -I/home/octaves/qhull-2009/include -L/home/octaves/qhull-2009/lib 
> > qhulltst.cc
> > C:\Users\Tatsu\AppData\Local\Temp\ccu80uJ3.o:qhulltst.cc:(.text+0x11f): 
> > undefined reference to `qh_new_qhull'
> > C:\Users\Tatsu\AppData\Local\Temp\ccu80uJ3.o:qhulltst.cc:(.text+0x12d): 
> > undefined reference to `qh_qh'
> > collect2: ld returned 1 exit status
> > make: [qhulltst2009FIX] Error 1 (ignored)
> >
> > I could not get executable files linked with qhull-2009.
> > Am I wrong?
> >
> > Regards
> >
> > Tatsuro
> >
> 
> -lqhull should be moved at the end
> -----------------------------------------------------
> qhulltst2012:
>          g++ -o $@ -DQ2012 -I/usr/local/include/ -L/usr/local/lib 
> qhulltst.cc -lqhull
> 
> qhulltst2009:
>          g++ -o $@ qhulltst.cc -lqhull
> 
> qhulltst2009FIX:
>          g++ -o $@ -DQ2009FIX qhulltst.cc -lqhull
> ---------------------------------------------------------
> 
> with that on cygwin
> 
> $ ./qhulltst2009.exe
> Options selected for Qhull 2010.1 2010/01/14:
>    run-id 104171881  Qtriangulate  incidence  _pre-merge  _zero-centrum
>    _max-width  1  Error-roundoff 1.4e-15  _one-merge 9.7e-15
>    _near-inside 4.9e-14  Visible-distance 2.8e-15  U-coplanar-distance 
> 2.8e-15
>    Width-outside 5.5e-15  _wide-facet 1.7e-14
> Number of facets: 6
> 
> $ ./qhulltst2009FIX.exe
> Options selected for Qhull 2010.1 2010/01/14:
>    run-id 104339951  Qtriangulate  incidence  _pre-merge  _zero-centrum
>    _max-width  1  Error-roundoff 1.4e-15  _one-merge 9.7e-15
>    _near-inside 4.9e-14  Visible-distance 2.8e-15  U-coplanar-distance 
> 2.8e-15
>    Width-outside 5.5e-15  _wide-facet 1.7e-14
> Number of facets: 12
> 
> I have not yet built a Qhull 2012
> 
> Regards
> Marco
>