Subject:
|
Re: Can someone explain the method to the madness...
|
Newsgroups:
|
lugnet.cad
|
Date:
|
Mon, 8 Mar 2004 21:47:58 GMT
|
Viewed:
|
999 times
|
| |
|
|
In lugnet.cad, Mike Thorn wrote:
> Well, I don't know if it's madness or not, but it's driving {me} mad, at any
> rate.
>
> Can some kind soul explain either or both of the following:
>
> 1) What is the conversion system for MLCAD units to POV units, when not using
> LGEO?
One to One
> 2) Why does L3P create matrices for the placement of elements instead of
> using |translate|?
Matrix is faster because a matrix defines rotation, translation, scaling, and
skewing all in the same statement.
> I'm cracking my keyboard over my head trying to replace a |matrix| with a
> |translate| so I can perform a clock animation on it, but I'm having
> absolutely no success. Desperation drives one to ask many questions.
You can translate without replacing the matrix. Here's a typical POV matrix:
matrix <-1,0,0,0,1,0,0,0,-1,0,-56,30>
The last 3 numbers are the object's postion (i.e. translation).
-Orion
|
|
Message has 1 Reply:
 | | Re: Can someone explain the method to the madness...
|
| (...) That is correct Orion. (...) L3P uses matrix because a line type 1 already is a matrix. It didn't occur to me to set the last three elements of the matrix as zeros and printing them in a separate translate statement in stead. Speed is only a (...) (21 years ago, 9-Mar-04, to lugnet.cad)
|
Message is in Reply To:
| | Can someone explain the method to the madness...
|
| Well, I don't know if it's madness or not, but it's driving me mad, at any rate. Can some kind soul explain either or both of the following: 1) What is the conversion system for MLCAD units to POV units, when not using LGEO? 2) Why does L3P create (...) (21 years ago, 8-Mar-04, to lugnet.cad, FTX)
|
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
|
|
|
|
