Re: ViewVector->{0,0,0}
- To: mathgroup at smc.vnet.net
- Subject: [mg102128] Re: [mg102104] ViewVector->{0,0,0}
- From: "Elton Kurt TeKolste" <tekolste at fastmail.us>
- Date: Thu, 30 Jul 2009 05:32:06 -0400 (EDT)
- References: <200907290955.FAA21746@smc.vnet.net>
You have, in essence, specified a view direction that has no direction.
Since the view direction is the normal to the plane on which the
perpspective is projected this cannot give a coherent result.
On Wed, 29 Jul 2009 05:55 -0400, "Otto Murphy" <obott0 at gmail.com> wrote:
> I want to plot points in 3d space which will represent stars, and then
> make a visualization that shows these stars from the position of an
> observer on the surface of a planet which will also have an absolute
> position in 3d space. I was toying with the idea of repositioning the
> camera to achieve this...
>
> I get weird behavior when I use a view vector of magnitude 0:
>
> Graphics3D[Point[{0, 1, 1}], ViewVector -> {0, 0, 0}, Axes -> True,
> AxesLabel -> {x, y, z}]
>
> Anyone have any ideas?
>
- References:
- ViewVector->{0,0,0}
- From: Otto Murphy <obott0@gmail.com>
- ViewVector->{0,0,0}