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Re: offscreen rendering with gl-render - pls advice
From: |
Ben Abbott |
Subject: |
Re: offscreen rendering with gl-render - pls advice |
Date: |
Sun, 17 Jan 2010 20:59:44 -0500 |
On Jan 17, 2010, at 8:28 PM, Michael D Godfrey wrote:
> On 01/17/2010 01:43 PM, Shai Ayal wrote:
>> 1. Is it possible to link different oct files against different versions of
>> libraties? -- i.e link offscreen_backend.oct to OSMesa and fltk_backend.oct
>> to the system's GL? That would certainly solve the problem.
>> 2. If not, another possibility is to compile OSMesa so that all OpenGL
>> functions have the mgl prefix instead of the usual gl prefix (i.e. mglBegin
>> instead of glBegin). This together with some scripted way to make a
>> m-prefixed version of gl-render (to be called mgl-render of course!) might
>> be a solution (all be it a very ugly one).
>>
>> Does anyone else have any other ideas or recommendations?
>>
>> Shai
>
> The mesa3d web page (http://www.mesa3d.org/)
> claims that mesa implements the openGL specification.
> Therefore, is a third possibility to just switch to mesa?
>
> The ugliness of option 2 above seems pretty serious.
> It also appears that switching backends for offscreen
> use would tend to lead to confused states.
>
> The current Mesa 7.6 is part of the base Fedora release.
>
> Michael
For MacOS X, mesa is available.
$ fink list mesa
Scanning package description files..........
Information about 8047 packages read in 6 seconds.
i mesa 7.0.2-2 3-D graphics
library
mesa-libglw-lesstif 7.2-1 Xt / Motif
OpenGL widgets
mesa-libglw-lesstif-shlibs 7.2-1 Xt / Motif
OpenGL widgets
mesa-libglw-openmotif3 7.2-1 Xt / Motif
OpenGL widgets
mesa-libglw-openmotif3-shlibs 7.2-1 Xt / Motif
OpenGL widgets
mesa-libglw-openmotif4 7.2-1 Xt / Motif
OpenGL widgets
mesa-libglw-openmotif4-shlibs 7.2-1 Xt / Motif
OpenGL widgets
i mesa-shlibs 7.0.2-2 3-D graphics
library
Some other possibilities are;
(1) use G2PS, and ghostscript for off screen rendering
http://www.geuz.org/gl2ps/
(2) I'm becoming a fan of pgf/tikz, which would require a latex install to
render to ps/pdf/etc.
http://sourceforge.net/projects/pgf/reviews/
Ben
- offscreen rendering with gl-render - pls advice, Shai Ayal, 2010/01/17
- Re: offscreen rendering with gl-render - pls advice, Michael D Godfrey, 2010/01/17
- Re: offscreen rendering with gl-render - pls advice, Michael D Godfrey, 2010/01/17
- Re: offscreen rendering with gl-render - pls advice,
Ben Abbott <=
- Re: offscreen rendering with gl-render - pls advice, Shai Ayal, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Søren Hauberg, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Ben Abbott, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Søren Hauberg, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Ben Abbott, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Shai Ayal, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Ben Abbott, 2010/01/21
- Re: offscreen rendering with gl-render - pls advice, Ben Abbott, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Benjamin Lindner, 2010/01/18
- Re: offscreen rendering with gl-render - pls advice, Shai Ayal, 2010/01/18