Subject:
|
Re: Need LDD 2.0 Help from the Experts on Making Instructions
|
Newsgroups:
|
lugnet.cad.ldd
|
Date:
|
Wed, 4 Apr 2007 00:43:03 GMT
|
Reply-To:
|
cjmasi@*nogarbageplease*verizon./stopspammers/net
|
Viewed:
|
28833 times
|
| |
|
|
Tim Gould wrote:
> --snip--
>
> Nice reverse engineering.
>
> > exploded="true" angle="0" ax="0" ay="1" az="0" tx="0"
> > ty="9.9999990463256836" tz="0"
>
> I know this one :)
>
> Well some of it anyway... tx, ty and tz are the translation from the origin, ax,
> ay, az define a unit vector and angle defines a rotation angle (in radians
> IIRC). (tx,ty,tz) and angle define a rotation matrix
>
> R=[t tx^2 + c t tx ty - s tz t tx tz + s ty
> t tx ty + s tz t ty^2 + c t ty tz - s tx
> t tx tz - s ty t ty tz + s tx t tz^2 + c ]
>
> c=cos(angle)
> s=sin(angle)
> t=1-c
>
> --snip--
> > Chris
>
> Tim
OK, but why would those things be specified in the directions area? The
directions refer to a part ID, and the part ID is defined in the model
group. Where the part ID is defined is also where the location of the
brick is defined.
Just thinking out loud,
Chris
--
http://mysite.verizon.net/cjmasi/lego/
Learn about brittle bone disease
http://www.oif.org/
|
|
Message has 1 Reply:
Message is in Reply To:
6 Messages in This Thread:
  
- Entire Thread on One Page:
- Nested:
All | Brief | Compact | Dots
Linear:
All | Brief | Compact
This Message and its Replies on One Page:
- Nested:
All | Brief | Compact | Dots
Linear:
All | Brief | Compact
|
|
|
|
