 | | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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Steve Bliss wrote in message <37f6c0d9.269680202@...et.com>... (...) Doh, you posted mere minutes before me and said the same thing. :) -Gary (25 years ago, 3-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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Jean-Pierre PARIS wrote in message <37F660FB.1EC77AC9@w...doo.fr>... (...) I see where you're coming from now. You're right. (...) could (...) It's starting to sound like user intervention would be needed in most, if not all, cases. Maybe it would (...) (25 years ago, 3-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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(...) 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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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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Jacob Sparre Andersen wrote in message ... (...) That works for me. I don't suppose there's an official standards-setting body of people charged with voting on extensions to the .dat format, is there? Maybe it's time to form one. -Gary (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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(...) Sorry, but I think that the even/odd algorithm only work on 'correct' solids. For example, if you take a 'bad' box made of 6 faces that have holes beween them, your algorithm can lit an inside face. And in some parts, such a situation exists. (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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Gary Williams: (...) I still think using 0 FACE ( CW | CCW | DOUBLE-SIDED | UNKNOWN ) is most practical. Play well, Jacob ---...--- -- E-mail: sparre@cats.nbi.dk -- -- Web...: <URL:(URL) -- ---...--- (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: POV --> JPG,GIF
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(...) Mine save to .bmp files - which you can open in Windows Paint. Same thing, Paint Shop Pro works... I prefer to run with the pros and get Photoshop :) -Tim <>< (URL) timcourtne ICQ: 23951114 How to rob a bank in ancient Rome: "Catapultam habeo. (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: POV --> JPG,GIF
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(...) Hrmmm... doesn't POV save it as a TGA file? Just find something that will convert those files to JPG. Paint Shop Pro comes to mind: (URL) looks like I need to upgrade - they're up to version 6. (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | POV --> JPG,GIF
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Heya ! How can I convert a POV file to JPG or GIF file ? Thanx ! Rene e-mail: virsik@sco.svf.stuba.sk (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: New Group Idea
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(...) Ahem, I think the point of Todd calling a clones group 'Evil' was to say 'Keep LDraw pure, we don't need any of that imitation garbage.' :) -Tim <>< (URL) timcourtne ICQ: 23951114 How to rob a bank in ancient Rome: "Catapultam habeo. Nisi (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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Michael Lachmann wrote in message ... (...) I retract my earlier suggestion. I'd prefer to test for '0 CW-compliant' than '0 CW*' because checking for an exact string match is usually easier. Not supporting wildcards also promotes consistency. (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: MI/X (Was: LeoCAD for Linux (Was: Compiling MPD Builder/Splitter for DOS/Win?))
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[ FUT lugnet.off-topic.geek ] Doc: (...) I don't get as far as connecting to _any_ Linux machine. (...) Where can I pick that up? Play well, Jacob ---...--- -- E-mail: sparre@cats.nbi.dk -- -- Web...: <URL:(URL) -- ---...--- (25 years ago, 2-Oct-99, to lugnet.off-topic.geek, lugnet.cad, lugnet.cad.dev)
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| | Re: New Group Idea
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(...) Alright then, I'll submit my planned .DAT files of Byggis door and windows and my Tyco phone to lugnet.dat.cad.parts. B-) /Tore (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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What if say a complient file contains anything starting with "0 CW". Any program dealing with this information could just scan for "0 CW*". We also could use a tag "0 AW*" if why ever the orientation is not clock-wice but anti-clockwice .... I think (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: New Group Idea
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(...) Ditto. -Tim <>< (URL) timcourtne ICQ: 23951114 How to rob a bank in ancient Rome: "Catapultam habeo. Nisi pecuniam omnem mihi dabis, ad caput tuum saxum immane mittam." (I have a catapult. Give me all the money, or I will fling an enormous (...) (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: New Group Idea
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(...) Evil. --Todd (25 years ago, 2-Oct-99, to lugnet.cad.dev)
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| | Re: MI/X (Was: LeoCAD for Linux (Was: Compiling MPD Builder/Splitter for DOS/Win?))
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(...) I have used the product under NT. It isn't very stable. But it works. The problem is that your apps are looking for fonts that you haven't installed into the X server on the Mac. There is a faq for MI/X on their site, which includes a (...) (25 years ago, 1-Oct-99, to lugnet.off-topic.geek, lugnet.cad, lugnet.cad.dev)
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| | Re: CW/CCW, vertex sequence, co-planar, convex, (115kB)
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(...) Because the program doesn't work that way, it just turns backface culling on and draws everything in green, then switch to "frontface culling" (does it exist ?) and draws everything red. I've been busy finishing my first game project (not Lego (...) (25 years ago, 1-Oct-99, to lugnet.cad.dev)
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| | Re: Hidden surface removal, and vertex order in part/primitive DAT files
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(...) I can't argue with that :) (...) No way ! The front faces are CCW in 3DS Max, and quoting the OpenGL 1.2 specs. for glFrontFace() "mode: Specifies the orientation of front-facing polygons. GL_CW and GL_CCW are accepted. The initial value is (...) (25 years ago, 1-Oct-99, to lugnet.cad.dev)
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| | MI/X (Was: LeoCAD for Linux (Was: Compiling MPD Builder/Splitter for DOS/Win?))
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[ XFUT lugnet.off-topic.geek ] Mike Stanley: (...) Didn't work. There is some kind of font problems that don't make sense. (...) I am not a Mac person either. - And I would like to stay that way (but still get the d*** thing to work). No plain and (...) (25 years ago, 1-Oct-99, to lugnet.cad, lugnet.cad.dev, lugnet.off-topic.geek)
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