Re: OSMesa for MXE Octave, help wanted

[John W. Eaton]

On 02/15/2015 04:32 AM, Andreas Weber wrote:
> Am 15.02.2015 um 02:09 schrieb John W. Eaton:
>
> > I pushed a few more changesets and now it should build for Unixy
> > systems, but I'm still baffled by how to get it to cross compile for
> > Windows systems.
>
> In my initial attached patch I used scons to build osmesa for Windows:
> "scons platform=windows toolchain=crossmingw machine=x86 osmesa"
>
> Is there a reason to not use scons? And just for the record: For
> GNU/Linux I used:
>
>   ./configure \
>     CXXFLAGS="-O2 -g -DDEFAULT_SOFTWARE_DEPTH_BITS=31" \
>     CFLAGS="-O2 -g -DDEFAULT_SOFTWARE_DEPTH_BITS=31" \
>     --disable-xvmc \
>     --disable-glx \
>     --disable-dri \
>     --with-dri-drivers="" \
>     --with-gallium-drivers="" \
>     --enable-texture-float \
>     --disable-shared-glapi \
>     --disable-egl \
>     --with-egl-platforms="" \
>     --enable-osmesa \
>     --enable-gallium-llvm=no \
>     --prefix=/usr/local/mesa/10.2.2/classic
>
>
> to build the Classic OSMesa (not the new Gallium llvmpipe state-tracker)
> Here are some build instructions and speed comparisons:
> http://www.paraview.org/Wiki/ParaView/ParaView_And_Mesa_3D

Because the scons setup for osmesa doesn't seem to handle cross 
compiling, or at least I don't know how to make it do that.

jwe