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Messages 570 - 599 of 4038   Oldest  |  < Older  |  Newer >  |  Newest
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570
Roger or Adrian, coding question please... Using the off file below, called testa.off antiview -e 0.1 -v 0.15 testa.off gives me what I wanted...now to make...
watermanpoly
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May 1, 2007
11:55 am
571
Hi Steve ... off2m -o gwpO56.m -X ve -V 1.0,0.5,0.0 -E 0.8,0.6,0.8 -e 0.05 -v 0.075 testa.off The element sizes are widths rather than radii, so they are half ...
Adrian Rossiter
adrianrossiter
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May 1, 2007
1:28 pm
572
Hi All The technique for these woven paper polyhedra looks interesting, and the models look good http://www.faust.fr.bw.schule.de/mhb/flechten/indexeng.htm ...
Adrian Rossiter
adrianrossiter
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May 1, 2007
2:41 pm
573
Adrian, ... 0.075 testa.off Yes...thanks...that worked just fine. Now showing at page bottom... http://www.watermanpolyhedron.com/APmain.html I will now focus...
watermanpoly
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May 1, 2007
2:42 pm
574
Hi Adrian, ... I wonder if this should be changed in off2m? LG3D wants widths but we could multiply by 2 the value of v. It would make it consistant with ...
vortexswirling
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May 1, 2007
6:20 pm
575
Hi Roger ... It would be better if off2m was consistent. I can make the change, as it is small, and amend the documentation. However, I can't think of any word...
Adrian Rossiter
adrianrossiter
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May 2, 2007
7:32 am
576
Hi Roger ... It isn't so straightforward as the element sizes appear to be given in display measurement units, rather than in the geometry's coordinate units. ...
Adrian Rossiter
adrianrossiter
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May 2, 2007
9:09 am
577
Hi Adrian, ... I was also reading where the vertex sizes get involved with aspect ratio as well. This isn't a trivial change. It is best to keep it as it is...
vortexswirling
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May 2, 2007
2:27 pm
578
Hi Roger ... That sounds fair enough. I'll document it! Adrian. -- Adrian Rossiter adrian@... Home: http://antiprism.com/adrian...
Adrian Rossiter
adrianrossiter
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May 2, 2007
3:23 pm
579
Adrian, This might be real nice...and pretty east too ??? Conv-hull and domes... Allow a user option to enter a z value... which would strip the point set of...
watermanpoly
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May 2, 2007
4:54 pm
580
Hi Steve ... I have thought about adding this. It will probably be as part of an off_edit program. I expect the cutting plane will be specified POV-Ray style...
Adrian Rossiter
adrianrossiter
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May 3, 2007
7:46 am
581
Hi Adrian, Good stuff...I am sure I will make lots of use of it. Thanks. steve...
watermanpoly
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May 3, 2007
10:18 am
582
Hi All Here is animation of a Mobius strip which is pulled through itself and back while making a complete turn (1.3Mb) ...
Adrian Rossiter
adrianrossiter
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May 3, 2007
11:02 am
583
Hi All Here is an animation showing a rearrangent of a regular tetrahedron made from its 24 symmetry unit tetrahedra (1Mb) ...
Adrian Rossiter
adrianrossiter
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May 3, 2007
7:08 pm
584
... Here is the tetrahedron being rearranged into its dual (1.4Mb) http://www.freewebtown.com/adrian/misc/anim_tet_v2f02.gif The animation script is below, and...
Adrian Rossiter
adrianrossiter
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May 4, 2007
3:51 pm
585
... This animation illustrates the rearrangement better (1.9Mb) http://www.freewebtown.com/adrian/misc/anim_tet_v2f03.gif Adrian. -- Adrian Rossiter ...
Adrian Rossiter
adrianrossiter
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May 6, 2007
11:45 am
586
Hi All Here are a couple more animations. Rearranging a cube into a half-volume stellation of a rhombic dodecahedron (2.4Mb) ...
Adrian Rossiter
adrianrossiter
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May 6, 2007
10:01 pm
587
Hi dharmraj ... To make the animations I have modelled transformations that maintain the rotational symmetry of the base polyhedron. In this transformation the...
Adrian Rossiter
adrianrossiter
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May 7, 2007
3:25 pm
588
... Here is an animation that runs through both stages by translating the symmetry unit tetrahedra (and hence also the half-couplers) in the directions of the...
Adrian Rossiter
adrianrossiter
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May 10, 2007
4:58 pm
589
Hi All Here is an animation which moves the symmetry unit tetrahedra of a dodecahedron normal to the dodecahedron faces (3Mb) ...
Adrian Rossiter
adrianrossiter
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May 11, 2007
5:47 pm
590
Hi Steve ... I had some time this morning so I modelled this (code and base dodecahedron below). Packing by the inscribed cubes ...
Adrian Rossiter
adrianrossiter
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May 12, 2007
9:01 am
591
... I turned them through 180 degrees (2.5Mb) http://www.freewebtown.com/adrian/misc/anim_dod_x02.gif Here are some of the interesting stages as VRML models ...
Adrian Rossiter
adrianrossiter
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May 12, 2007
5:45 pm
592
Hi, I've worked with vrml smoothing by adding a creaseAngle statement in the indexedFaceSet. Such as geometry IndexedFaceSet { creaseAngle 1 colorPerVertex...
vortexswirling
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May 14, 2007
1:52 pm
593
Hi Roger ... I tried a globe.off you posted before and it looked fine with freewrl (it was oriented, but maybe I oriented it.) Have you tried using a...
Adrian Rossiter
adrianrossiter
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May 14, 2007
3:52 pm
594
Hi Adrian, ... I put an unoriented one here http://www.interocitors.com/tmp/globe.off I have a program that generates these by simply creating squares and ...
vortexswirling
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May 14, 2007
9:07 pm
595
Hi Roger ... It seems to be oriented (I called it globe_orig.off) off_report globe_orig.off I couldn't spot any problems here with off_color off_color -f L...
Adrian Rossiter
adrianrossiter
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May 15, 2007
7:46 am
596
Hi Adrian, ... I wasn't remembering correctly. This is when the problem occurs. I've done a diff of the original off file and the one that is created by m2off...
vortexswirling
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May 15, 2007
11:42 am
597
Hi Adrian, A post script... A creaseAngle of 3.14159 is supposed to smooth angles up to 1 PI radians which would be 180 degrees. I suppose any higher than that...
vortexswirling
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May 15, 2007
3:33 pm
598
Hi Adrian, Another post script. ... ... This isn't correct. I don't know why I was having a problem with it! If it is this: off2m globe.off | m2off -x ve |...
vortexswirling
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May 15, 2007
5:46 pm
599
Hi Adrian, Forgive me if I've asked this before. Is there a way to add transparency to an OFF file while leaving the current colors the way they are? So far...
vortexswirling
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May 16, 2007
12:04 am
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