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Subject: 
Re: on Collision, stop Movement
Newsgroups: 
lugnet.cad
Date: 
Mon, 16 Aug 2004 18:21:41 GMT
Viewed: 
1126 times
  
  
Think of the following example. Take a 2x4 brick, and rotate it 13 degrees around the X axis. Now take another one and perform the same rotation, then try to line it up to click on top of the first. In order for the click to happen, you have to get it into exactly the right position, and then move it down at a 77 degree angle. And since the tolerances are zero, I just don’t see how this is going to be possible. If you know that there are “click points”, then the software can detect that two click points are close together, and then automatically perform the click. However, I really don’t see how you would be able to determine click points based purely on the geometry in the LDraw file.

--Travis Cobbs

I’m very sure you’re right about using LDRAW geometry. I’m not so sure about LCD. In my opinion, it would be beneficial to think in terms of making individual objects with associated ldr files and properties



Message is in Reply To:
  Re: on Collision, stop Movement
 
(...) 3D collision detection is conceptually very simple, and isn't even too difficult to actually implement. If you want it to be fast, you can probably even download a free software library to do it for you. But please re-read what I said, because (...) (20 years ago, 16-Aug-04, to lugnet.cad, FTX)

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