POV-Ray : Newsgroups : povray.general : realign math help : Re: realign math help Server Time
12 Aug 2024 03:28:55 EDT (-0400)
  Re: realign math help  
From: Ken
Date: 28 Mar 1999 09:17:36
Message: <36FE38E7.BEE6D932@pacbell.net>
Rune S. Johansen wrote:
> 
> Wanted:
> realign (sp1,sp2,sp3,sp4,ep1,ep2,ep3,ep4)
> 
> I want a macro that transform an object
> in the following way:
> I give the macro four points.
> Then I tell the macro where I want to
> move each of the point to.
> A matrix can do that if the startpoints
> are x, y, z, and the origin but in this
> macro it can be any points.
> Maybe the macro could also do the
> calculations with only the three first
> points if I write the string "auto" in
> place of startpoint4 and endpoint4.
> 
> I can find quite some uses for this macro:
> 1) together with the "knee" macro from
>    "macs.inc". Now the leg can be made
>    of more complicated objects.
> 2) When trying to make uv-texture-mapping
>    (also in animations).
> 3) Much more uses which I can't remember
>    right now.
> 
> Any help appreciated!
> 
> Thanks,
> 
> Rune S. Johansen
> http://hjem.get2net.dk/rsj

  Did you by any chance check out the macro station at http://twysted.net .
There are several macros there that are based on reorienting objects,
points in space etc. You may get some inspiration there or you might
even find what you need already complete.

-- 
Ken Tyler

mailto://tylereng@pacbell.net


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