As some of you may have noticed, there is no longer an art path in the VTP software, no way to import models from 3d modelling software such as 3DS MAX. ...
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Michael Kurth
negative0@...
Feb 4, 2001 7:37 pm
Another choice for modeling programs is http://www.blender.nl/ Blender uses pyhton as its scripting language as is very flexible. ... Blender is a free and...
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Bryan Turner
bryan.turner@...
Feb 4, 2001 7:42 pm
Ben, I'd go with the MAX exporter for several reasons: Mainly, the older formats usually have converters that people have written to bring them up to MAX, so...
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Norman Vine
nhv@...
Feb 4, 2001 7:51 pm
... the IVCON library might be a useful starting point http://www.psc.edu/~burkardt/src/ivcon/ivcon.html Cheers Norman Vine...
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Ben Discoe
ben@...
Feb 4, 2001 7:52 pm
Blender is indeed a good-looking cross-platform modeller. I've tried it, and bought the manual. However, it's existence does not offer a solution as to how to...
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Thatcher Ulrich
tu@...
Feb 4, 2001 10:18 pm
... I agree. Define a fairly simple VTP native file format, and write an importer/exporter for MAX. In my experience this will give the best results for the...
197
ytlee
ytlee@...
Feb 4, 2001 11:31 pm
How about the 3ds format. It is simple and extensive. It can be imported to most commercial modeling packages directly. There are pretty of articles and books...
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Cat - N - Hat
cat@...
Feb 4, 2001 11:37 pm
Hi! Some of you have been kind of enough to allow us at Vterrain.org to post current project information at http://www.vterrain.org/Locations/ I would like to...
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Thatcher Ulrich
tu@...
Feb 5, 2001 4:04 am
... That's not what I'd call a simple, straightforward format... I remember it being pretty horrible in fact; I have very un-fond memories of writing .3ds...
200
ytlee
ytlee@...
Feb 5, 2001 5:08 am
There are several excellent book about 3ds format. One of them is by Keith Rule. He published "3D Graphic File Formats: A Programmers Reference". Keith is also...
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Thatcher Ulrich
tu@...
Feb 5, 2001 6:09 am
... OK, thanks for the useful info. One of the headaches I had with .3DS was that 3D Studio R4 would occasionally spit out some chunk type I'd never seen in...
202
ytlee
ytlee@...
Feb 5, 2001 7:24 am
As I mentioned in my previous posts, Discreet (KTX) publishes the spec of 3DS. You don't have to second guess. I hope you give it a second chance and look over...
203
Ben Discoe
ben@...
Feb 6, 2001 4:52 am
Based on your feedback, i have defined a new 3d geometry format. I am calling it SOG ("Simple Open Geometry"). It is still very preliminary. I have...
204
Ivan Lee Herring
ilh2o@...
Feb 6, 2001 5:18 am
uhh, its from the Delphi side but its all there (and GL) at http://www.lischke-online.de/3DS.html i guess my .02 is 3ds too, ilh ... From:...
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Ben Discoe
ben@...
Feb 6, 2001 5:45 am
By request, i wrote a simple example program that demonstrates how to use vtlib to load and render a terrain: ftp://vterrain.org/pub/vterrain/wxSimple.zip...
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Ben Discoe
ben@...
Feb 6, 2001 7:31 am
... I must apologize for being the author of the 'WorldToolKit NFF' format which Keith gave a chapter in that book. I was young.. ... That's very interesting....
207
ytlee
ytlee@...
Feb 6, 2001 9:03 am
... From: Ben Discoe [mailto:ben@...] Sent: Tuesday, February 06, 2001 1:31 AM To: vtp@yahoogroups.com Subject: RE: [vtp] 3DS format - Art path -...
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Norman Vine
nhv@...
Feb 6, 2001 11:19 am
Ben Discoe ... saving ... Perhaps it would be useful to take the material out of the geometry chunk and just refer to a material ID eg. Version NumMaterials ...
209
Ben Discoe
ben@...
Feb 6, 2001 6:27 pm
Ah, that is a good observation - there should be only one material table per file, not per geometry. It's convenient to have one table per geometry in the...
210
Norman Vine
nhv@...
Feb 6, 2001 8:02 pm
... per ... takes ... complexity ... I think having a global material library is a good idea. Perhaps there is an easy way to patch the the 'file' material_id ...
211
Thatcher Ulrich
tu@...
Feb 6, 2001 9:43 pm
... Avoid! (IMHO :) ... Yes, I agree with the last part. Geometry files should be independent of each other and as self-contained as possible (texture maps...
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Thatcher Ulrich
tu@...
Feb 6, 2001 9:56 pm
And another thing while I'm at it... :) Why not make separate mesh types for tri lists and tri strips? That avoids the weirdness of separate primitive and...
213
Chris Brodie
chris.brodie@...
Feb 6, 2001 10:53 pm
I agree. I saw a sort of similar system use in q3 with shaders. They essentially had all shaders definitions in a single file. This eventially becomes messy...
214
ytlee
ytlee@...
Feb 9, 2001 6:27 am
I finally have a chance to re-read Keith's book and Mr. Ulrich's "Continuous LOD Terrain Meshing Using Adaptive Quadtrees" There is an old Chinese saying...
215
ytlee
ytlee@...
Feb 12, 2001 5:20 pm
http://lib3ds.sourceforge.net/...
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ytlee
ytlee@...
Feb 12, 2001 5:34 pm
Sorry folk, Don't know why my fat finger doing it and my poor eyes did not catch the typo. Anyway, it is an alternative library to discreet 3DSKit. Lee ... ...
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Ben Discoe
ben@...
Feb 17, 2001 6:16 pm
Based on input from people on this list, i have set up a second mailing list: vtp-announce. vtp-announce will be used for announcements only, while this list...
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Bryan Turner
bryan.turner@...
Feb 21, 2001 2:19 am
I've been experimenting with the limits of my GeForce recently, trying to apply the "more triangles, faster" principle to terrain. My first experiment was a...
219
Tom Hubina
tomh@...
Feb 21, 2001 2:31 am
... Were you using vertex arrays or glBegin(GL_TRIANGLESTRIP) with glVertex3f()? ... Can you explain this in more detail? Sounds rather interesting. ... If...
220
Ben Discoe
ben@...
Feb 21, 2001 2:43 am
... This description is a little puzzling.. what rays are you talking about? Is it a fan of tristrips radiating away from the viewer? The vertices are no ...
