[Insight-developers] RE: Examples/GaussianFilter

[Miller, James V (CRD)]

Stephen,

Where did you change this? On your local copy or did you change CMake?

Jim

-----Original Message-----
From: Stephen R. Aylward [mailto:aylward@unc.edu]
Sent: Tuesday, April 10, 2001 6:44 PM
To: Miller, James V (CRD)
Cc: 'Luis Ibanez '; ''Insight-developers (E-mail) ' '
Subject: Re: [Insight-developers] RE: Examples/GaussianFilter


Hi,

To fix the Multithreaded dll conflicts, I switched itk to compile as
multithreaded.   We are now building applications with vtk, fltk, and
itk quite easily this way.

Stephen

"Miller, James V (CRD)" wrote:
> 
> Luis,
> 
> Changing fltk to build with multithreaded dlls was the trick.  You application now builds and
> executes.  What type of data can I throw at it?
> 
> One concern I have is that in building fltk with multithreaded dlls, the fltk distributed examples
no
> longer build. Most of their examples have link errors for undefined symbols __argv __argc.  Have
you
> seen this before?
> 
> Jim
> 
> -----Original Message-----
> From: Luis Ibanez
> To: Miller, James V (CRD)
> Cc: 'Insight-developers (E-mail) '
> Sent: 4/10/2001 3:59 PM
> Subject: RE: Examples/GaussianFilter
> 
> On Wed, 11 Apr 2001, Miller, James V (CRD) wrote:
> > So at a minimum, I would add the alternative directory
> > /usr/local/fltk to the include search list and /usr/local/fltk/lib to
> the
> > lib search list.
> >
> 
> Sounds good, I'll add them.
> 
> BTW it is a bit odd to have to add these directories in several places.
> Now they are in :
> 
> Unsupported/FltkImageViewer/CMakeList.txt
> Unsupported/MetaImage/IView/CMakeList.txt
> Examples/GaussianFilter/CMakeList.txt
> Examples/ImageRegistration/CMakeList.txt
> 
> Is there a way to put them in a central place ?
> 
> > Now CMake does assume that the fltk libs would be filed under
> subdirectories
> > that match its build configurations (Debug, Release, ReleaseMinSize).
> It
> > looks like Fltk just slaps a "d" on the end of the library name if is
> a
> > debug library (similar to what Microsoft does).  I made a series of
> > subdirectories under fltk/lib for Release and Debug and copied the
> > appropriate libraries into these subdirectories.
> >
> 
> I did a similar thing, maybe we should add that to the README file
> since is something that has to be done by hand.
> 
> > Thanks for checking in the missing files, I am closer to getting a
> build.  I
> > am now getting duplicate symbols from LIBCMT.lib and MSVCRT.lib. VC++
> is
> > suggesting using the /NODEFAULTLIB library.  Did you have this
> problem?
> >
> 
> It is due to the flags that should be activated in FLTK.
> All the libraries we use have to be compiled with exactly the same
> compiling options:
> 
> Debug Multithreaded DLL
> struct member alignment 8 bytes
> Exceptions enabled
> RTTI enabled
> 
> and so on...
> 
> You'll have to recompile FLTK using the ITK setup.
> 
> You should not need the /NODEFAULTLIB option...
> 
> I'm not having this problem with the GaussianFilter example,
> but with another external project,... and the cause seems to
> be the same.
> 
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-- 
===============================================
Stephen R. Aylward
Assistant Professor of Radiology
Adjunct Assistant Professor of Computer Science
http://www.cs.unc.edu/~aylward
aylward@unc.edu
(919) 966-9695