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Subject: 
Re: Parts with odd angles
Newsgroups: 
lugnet.cad.dev
Date: 
Thu, 15 Jul 1999 17:06:12 GMT
Reply-To: 
jsproat@STOPSPAMMERSio.com
Viewed: 
1176 times
  
Terry K wrote:
On Wed, 14 Jul 1999 16:10:33 GMT, Sproaticus <jsproat@io.com> wrote:
"Fredrik Glöckner" wrote:
Thanks, I'll compile a list of the parts I've had the need for some
angle to use and send it to you.
I'm probably stating the obvious here, but...  Please also include the
coordinates for the pivot as well as the angle.
Not obvious to me.  Clarify what you mean a little.

Okay.  In order to pivot a piece, you need two pieces of information:  the
*angle* of rotation, and the *axis* of rotation.  Given one, it's a little
work to figure out the other.

Cheers,
- jsproat

--
Jeremy H. Sproat <jsproat@io.com>
http://www.io.com/~jsproat
Darth Maul Lives



Message has 2 Replies:
  Re: Parts with odd angles
 
(...) Note that the angle and axis of rotation can be wrapped up nicely in a LDraw matrix -- suppose we supply this data as a preformatted matrix? Thus, a Technic Motorcycle Pivot Rotation Guide would be an LDraw line with the proper rotation matrix (...) (25 years ago, 15-Jul-99, to lugnet.cad.dev)
  Re: Parts with odd angles
 
(...) That's for hinged pieces where the hinge's axis is not located at <0,0,0>, right? Steve (25 years ago, 15-Jul-99, to lugnet.cad.dev)

Message is in Reply To:
  Re: Parts with odd angles
 
(...) Not obvious to me. Clarify what you mean a little. (...) Deduction takes brain cells. Why not just amuse us with an anecdote? -- Terry K -- (25 years ago, 15-Jul-99, to lugnet.cad.dev)

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