From: Surakle++at++gmx.de
Date: 05/03/2001 05:13:34
> Hi,
> I have the following problem:
> I make an object in 3DS and then export it in obj format in order to
> load it into Performer. The problem is that when I add a pfDCS to the
> loaded obj-file, the pfDCS's axis origin is "assigned" to the firt
> vertex coordinates found in the obj-file.
> Is there a way to "force" the pfDCS "re-assign" its origin to a
> random-given coordinate ??? (lets say 0,0,0)
> Due to the fact that my application also uses the geometry as vertexes
> and faces, I cannot use vrml or iv or any other format to load my models
> is Performer.
> A quick example :
> the obj file that describes a cube 10-10-10 is:
>
> # object Box01 to come ...
> #
> v -5.0000 -5.0000 -5.0000
> v 5.0000 -5.0000 -5.0000
> v -5.0000 5.0000 -5.0000
> v 5.0000 5.0000 -5.0000
> v -5.0000 -5.0000 5.0000
> v 5.0000 -5.0000 5.0000
> v -5.0000 5.0000 5.0000
> v 5.0000 5.0000 5.0000
> # 8 vertices
>
> g Box01
> f 4 2 1 3
> f 8 7 5 6
> f 6 5 1 2
> f 8 6 2 4
> f 7 8 4 3
> f 5 7 3 1
> # 6 faces
>
> g
>
> Performer assigns the pfDCS origin at vertex 1 (-5, -5, -5).
> I want to be able to dynamicaly define the pfDCS origin at any point
> (xo, yo, zo). ???
>
> Thanks
>
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