Geoff Wedig <wed### [at] darwinepbicwruedu> wrote:
: Hmm, if it's so expensive, why is a mesh so fast relative ot other objects
: that don't need this transformation?  Is it simply because the mesh is all
: triangles, which are easy to work with mathematically?

  I think it's faster to test a ray-triangle intersection than a
ray-any-other-object intersection.
  There may also be something about triangle meshes being better for
octrees or something. I don't know.

-- 
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):_;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/

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