[vtkusers] vtk, cygwin and opengl

[William Greathouse]

Am I correct in assuming this builds a MS-Window's executable and
not an X Window executable?  I am interested in building an X
compatible VTK under Cygwin.  Has anyone accomplished this?

TIA,
Bill

> -----Original Message-----
> From: vtkusers-admin at public.kitware.com
> [mailto:vtkusers-admin at public.kitware.com]On Behalf Of R Douglas
> Everhart
> Sent: Tuesday, January 28, 2003 8:34 AM
> To: vtkusers at public.kitware.com
> Subject: [vtkusers] vtk, cygwin and opengl
>
>
> I recently completed building vtk4.0 on CYGWIN.  I had looked in
> the mailing
> list archives to find a procedure to do this and didn't find a
> recipe.  So,
> I thought others might benefit from my experience.  Here's what
> you need to
> do in addition to the standard vtk build procedures:
>
> 1. cmake.  You need to have cmake running under CYGWIN.  This is available
> as a standard package now.  You can install it from any CYGWIN
> distribution
> mirror.  This sure beats building it by hand.
>
> 2. opengl header files.  You must move or delete the opengl headers in
> /usr/X11R6/include/GL (gl.h, glu.h,.....).  These header files are not
> congruent with opengl32.  The -I flag in the makefile forces these header
> files to be found first, if they are present.  If you fail to do this, you
> will get a bunch of undefined library errors when you try to link the vtk
> libraries with an application.  The correct headers are present as part of
> the w32api package.
>
> 3. w32api.  You must have a recent version of w32api.  This insures that
> your build will correctly reference opengl-1.1.  I suggest installing the
> lastest one from a CYGWIN distribution mirror.
>
> Your mileage may vary, but this is what worked for me.
>
> Enjoy
>
> R. Douglas Everhart
> everhart at surfbest.net
>
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