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Subject: 
Re: Reiterate: How to make a squish matrix?
Newsgroups: 
lugnet.cad, lugnet.cad.ray
Date: 
Wed, 25 Apr 2001 16:40:43 GMT
Viewed: 
789 times
  
In lugnet.cad, Steve Bliss writes:
Yes, but it's not what Sproat needs.
He needs to scale X and Z as a function of Y.  Something like:
x' = xy
Which is something transform matrices cannot do.

Yah.  Bummer.

Thanks, though, to Dan and Steve.

Cheers,
- jsproat



Message has 1 Reply:
  Re: Reiterate: How to make a squish matrix?
 
that shouldn't be too hard either. just operate the matrix on the points alone. if your cilinder has it's axle around the Y axle. L is the length of the cilinder and if it starts at 0 0 0 you could use (1-y/L) 0 0 0 1 0 0 0 (1-y/L) this would turn (...) (23 years ago, 25-Apr-01, to lugnet.cad, lugnet.cad.ray)

Message is in Reply To:
  Re: Reiterate: How to make a squish matrix?
 
(...) Yes, but it's not what Sproat needs. He needs to scale X and Z as a function of Y. Something like: x' = xy Which is something transform matrices cannot do. Steve (23 years ago, 25-Apr-01, to lugnet.cad, lugnet.cad.ray)

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