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MathGroup Archive 2002

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Re: Translations

  • To: mathgroup at smc.vnet.net
  • Subject: [mg32456] Re: Translations
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Tue, 22 Jan 2002 03:19:18 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <a2gi1g$kl$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,


Move[obj_,vec_,t_?NumericQ]:= obj /. {Point[a_]:> Point[a_+t*vec],
                                      Polygon[pnts_]:> Polygon[(#+t*vec)
& /@ pnts]}

Show /@ Table[Move[yourPolygon,{6,6},t],{t,0,1,1/30}]

??

Regards
  Jens

manuel avalos wrote:
> 
> Hello
> 
> Perhaps if I state my problem you might suggest a method using
> mathematica how it could be accomplished.
> How can I translate a graph, say a triangle, in an R2 coordinate system
> to another given position on the x y plane showing all the various
> stages from the one position to the other?
> The triangle was formed by connecting the points (-4,4),(-3,-2) and
> (-2,-4) by straight lines...and another triangle was formed by
> translating that triangle by (6,6). Suppose you want to move the first
> triangle smoothly to the position of the second triangle using, let's
> say, a total of 31 frames numbered- 0, 1, 2,...30. How would one go
> about generating each frame?
> Thanks for whatever
> Manuel


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