[osg-users] OSG-based excavator simulator

Eduardo Poyart poyart at gmail.com
Tue Apr 19 16:52:26 PDT 2011


Hello Jean-Sebastien,

Congratulations on the visual quality, it's really good. I'm curious about
the shadows, did you use OSG's shadow system for them?

Cheers
Eduardo


On Tue, Apr 19, 2011 at 12:41 PM, Jean-Sébastien Guay <
jean-sebastien.guay at cm-labs.com> wrote:

> Hi all,
>
> I just wanted to give you guys a heads up about a prototype project we
> worked on lately, and which I think looks great. There's a video of it on
> our YouTube channel:
>
> http://www.youtube.com/user/vortexsim#p/u/1/RhJR0qQJfAQ
>
> (set it to 1080p if you can)
>
> We did that demo in 3 weeks (2 people for graphics and physics programming,
> one modeler for the excavator model).
>
> Quick list of effects specific to this project:
> - Normal mapping
> - Specular mapping
> - Reflection mapping
> - HDR (using osgPPU)
> - Soil uses hardware instancing for the many small rocks
> - Mound of earth uses vertex texture fetch to render the height field
> (displace vertices, calculate normals in vertex shader)
> - Dust particles rendered with soft particle technique (depth buffer test)
> to avoid hard edges
>
> It's the most GPU-intensive simulator we've ever done, and it looks great,
> and it's OSG-based, so I thought I'd show it to anyone who's interested. :-)
>
> While you're on our YouTube page you can have a look at the other cool
> things we've done in the past, the offshore and port crane simulators are
> recent projects and are very nice as well (and they use osgOcean :-) ).
>
> http://www.youtube.com/user/vortexsim#p/u/9/KBGr74TMTrU
> http://www.youtube.com/user/vortexsim#p/u/0/dZeQ-eBrBDk
>
> Thanks,
>
> J-S
> --
> ______________________________________________________
> Jean-Sebastien Guay    jean-sebastien.guay at cm-labs.com
>                               http://www.cm-labs.com/
>                    http://whitestar02.dyndns-web.com/
> _______________________________________________
> osg-users mailing list
> osg-users at lists.openscenegraph.org
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>
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