CAD Development : 2999


CAD / Development / 2999	2998 \| 3000

Subject:	Re: Hidden surface removal, and vertex order in part/primitive DAT files
Newsgroups:	lugnet.cad.dev
Date:	Sun, 3 Oct 1999 14:41:27 GMT
Viewed:	723 times

Steve Bliss wrote: > > This isn't automatic, but what if the program interrogates the user to pick > a side which is facing outward? From that information, the program could > then mark-up all adjacent sides. If the program ran out of sides, it could > re-interrogate for another side. Instead of asking the user, the program could first try to cast rays and then only if there are any faces left it asks the user. I've started writing my own converter and it worked correctly with the 'standard' bricks but had a few problems with other parts (probably because of the precision). Leonardo

Message has 1 Reply:

		Re: Hidden surface removal, and vertex order in part/primitive DAT files
(...) you should consider that there are a lot of such groups of sides in one brick! Thus, the approach described by Leonardo is better: (...) Now, my main problem is: how can I find enough time to translate and check all the bricks! I guess my (...) (25 years ago, 3-Oct-99, to lugnet.cad.dev)

Message is in Reply To:

		Re: Hidden surface removal, and vertex order in part/primitive DAT files
(...) This isn't automatic, but what if the program interrogates the user to pick a side which is facing outward? From that information, the program could then mark-up all adjacent sides. If the program ran out of sides, it could re-interrogate for (...) (25 years ago, 3-Oct-99, to lugnet.cad.dev)

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