Re: Building Octave with OpenGL on Linux

[logari81]

On Thu, 2010-10-21 at 08:57 +0200, logari81 wrote:
> On Wed, 2010-10-20 at 17:30 -0700, Michael D Godfrey wrote:
> > On 10/20/2010 02:15 PM, logari81 wrote: 
> > > Hi, I am interested in testing the new fltk backend. I have tried to
> > > build the version 3.3.53 on Linux but I didn't manage to get OpenGL
> > > enabled. Actually the problem during configure is:
> > > 
> > > configure:30419: checking whether ld accepts -framework OpenGL
> > > configure:30454: g++ -o conftest -g -O2   -framework OpenGL conftest.cpp
> > > -lm   >&5
> > > g++: OpenGL: No such file or directory
> > > cc1plus: error: unrecognized command line option "-framework"
> > > 
> > > I don't understand why the configure script uses the -framework option,
> > > since it seems to be OS X specific.
> > > 
> > > I would be grateful for any hints.
> > > 
> > > Best regards,
> > > 
> > > Kostas
> > > 
> > It would be good if you checked if you have openGL installed.
> > 
> > Try rpm -qa|grep mesa
> > If you do not get at least:
> > mesa-libGL
> > mesa-libGLU
> > mesa-libGL-devel
> > mesa-libGLU-devel
> > 
> > then you need to install these.
> > 
> > Michael
> > 
> 
> On Ubuntu 10.04 I have all following packages installed:
> 
> libgl1-mesa-swx11
> libgl1-mesa-swx11-dev
> libglu1-mesa
> libglu1-mesa-dev
> 
> I have also tried replacing:
> 
> libgl1-mesa-swx11
> libgl1-mesa-swx11-dev
> 
> with:
> 
> libgl1-mesa
> libgl1-mesa-dev
> 
> but with the same problem on configure. Anyway the configure script
> finds the GL header files. The only negative check during the configure
> which is related to OpenGL is the one with the option "-framework".
> Maybe someone else can find other native graphic related problems in the
> config.log that I have attached.
> 
> As you can see in the attached log file I call the configure script only
> with the option --prefixe=/opt 
> 
> Best regards,
> 
> Kostas
> 

oups, my fault. I had overlooked the following message:

configure:54678: WARNING: Fontconfig library not found.  Native graphics
will be disabled.

with libfontconfig1-dev and libgl1-mesa instead of libgl1-mesa-swx11 my
problem was solved.

Best regards,

Kostas