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Subject: 
Re: LDraw coordinate system driving me crazy
Newsgroups: 
lugnet.cad.dev
Date: 
Sun, 19 Nov 2006 03:40:16 GMT
Viewed: 
2899 times
  
In lugnet.cad.dev, Roland Melkert wrote:
X positive is right
X negative is left
Y Positive is top
Y Negative is bottom
z Positive is front
z negative is back

I've always understood it is:

X positive is right
X negative is left
Y Positive is bottom
Y Negative is top
z Positive is back
z negative is front

In fact you can show this by adding a brick in MLCad and moving it around,
watching how the X, Y and Z values change.

ROSCO



Message has 1 Reply:
  Re: LDraw coordinate system driving me crazy
 
As I understand it, LDraw has negative y in the up direction, which is neither right nor left handed, but something else entirely. I don't know that it has a name. James (18 years ago, 19-Nov-06, to lugnet.cad.dev)

Message is in Reply To:
  LDraw coordinate system driving me crazy
 
Hello all, I'm having difficulties with the ldraw coordinate system. As fas I understood it it's Right handed, just like OpenGL. So X positive is right X negative is left Y Positive is top Y Negative is bottom z Positive is front z negative is back (...) (18 years ago, 19-Nov-06, to lugnet.cad.dev)

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