LDraw Torus Generator


RE: LDraw Torus Generator
#12
(2017-06-08, 8:52)Philippe Hurbain Wrote:
(2017-06-08, 4:42)Kevin Wrote: Right now it only generates q-type tori.  Would it be useful to add i-, o-, and r- types as well?
For parts modeling usage the i- and o- are the most useful, so yes! For mixed mode tori, the r- makes little sense as the outside of a r- has the same order of magnitude of size in all directions.

Otherwise, the "degrees per section" and "edges per slide" cells are currently locked? (I can't change them)

The open end control points of condlines is wrong: they must be made to meet a tangent cylinder, not another torus. In the same spirit, for i- and o- types if you implement them,  top condlines must fit a plane, and side condlines a cylinder.

Degrees_per_section is locked because it's calculated from Sections_per_circle (degrees = 360/sections). 

Sections per slice is locked because that's all I've ever needed.  It will be unlocked in the next version (after I've learned Google App Script, since VB doesn't port from Excel to Google Docs).  Of course, anything other than 16 or 48 will require additional custom primitives unless you're building a full torus from the generated slice.

I think I understand what you're saying about the condlines.  Instead of using next and prior torus slices for the control points of the two cross sections, I should be using points on perpendicular projections of each cross section.  I'll work on that fix this evening.

Thanks again for the feedback and suggestions.

Kevin
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Messages In This Thread
LDraw Torus Generator - by Kevin - 2017-06-06, 9:04
RE: LDraw Torus Generator - by Kevin - 2017-06-06, 18:40
RE: LDraw Torus Generator - by Kevin - 2017-06-07, 1:06
RE: LDraw Torus Generator - by Kevin - 2017-06-07, 7:36
RE: LDraw Torus Generator - by Kevin - 2017-06-08, 4:42
RE: LDraw Torus Generator - by Kevin - 2017-06-08, 9:26
RE: LDraw Torus Generator - by Kevin - 2017-06-08, 11:32
RE: LDraw Torus Generator - by Kevin - 2017-06-08, 16:04
RE: LDraw Torus Generator - by Kevin - 2017-06-09, 5:02
RE: LDraw Torus Generator - by Kevin - 2017-06-09, 8:57
RE: LDraw Torus Generator - by Travis Cobbs - 2017-06-10, 4:24
RE: LDraw Torus Generator - by Travis Cobbs - 2017-06-12, 4:16
RE: LDraw Torus Generator - by Kevin - 2017-06-09, 13:59
RE: LDraw Torus Generator - by Kevin - 2017-06-09, 14:59
RE: LDraw Torus Generator - by Kevin - 2017-06-09, 16:35
RE: LDraw Torus Generator - by Kevin - 2017-06-10, 3:11
RE: LDraw Torus Generator - by Kevin - 2017-06-10, 17:36
Google Docs port complete - by Kevin - 2017-06-11, 15:34
RE: LDraw Torus Generator - by Kevin - 2017-06-14, 16:44
RE: LDraw Torus Generator - by Kevin - 2017-06-15, 1:24
RE: LDraw Torus Generator - by Kevin - 2017-06-20, 13:54

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