 | | Re: Comprehensive meta-command list
|
|
Paul Gyugyi wrote in message <37F8CE0C.13D582C9@g...yi.com>... (...) Cool! This could be very handy. I'll add it to the DAT format page I'm writing. -Gary (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Comprehensive meta-command list
|
|
Lars C. Hassing wrote in message <939050465.592693@ns.cci.dk>... (...) True. But when manually examining a file, if you come across a 0 INVERT you wouldn't know whether this was the beginning or the end of the inverted references, without a bit of (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: CW/CCW, vertex sequence, co-planar, convex [DAT]
|
|
It seems to me that there are two major "camps" in the CW/CCW debate. A. Face-by-Face Method This method suggests that CW-ness be ultimately evaluated on a face-by-face basis. Each quad in a primitive or part would hold a value of CW,CCW, or (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Comprehensive meta-command list
|
|
(...) True. '0 INVERT END' may be allowed as a syntactic convenience to authors. Or 0 INVERT could be rewritten as 0 INVERT [ON|OFF|TOGGLE] where TOGGLE would be the default action. (...) [example snipped] 0 INVERT is different from 0 FACE [CW|CCW] (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Comprehensive meta-command list
|
|
(...) Hooray! :) (...) Hooray! :) Steve (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: CW/CCW, vertex sequence, co-planar, convex, (115kB)
|
|
Jacob: (...) Steve: (...) Jacob: (...) It happens every once in awhile. Actually, which approach *would* be better? Examining the transformation matrix to determine the state of inversion, and adjusting the CW/CCW setting to correct for it, would (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Interpreting the proposed FACE meta-command
|
|
(...) Recognizing multiple forms of the command shouldn't add much to rendering. Each file can be parsed once, and then the post-parsing results cached, for later re-reference. The FACE meta-command would be stored as an opcode and a single (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Hidden surface removal, and vertex order in part/primitive DAT files [DAT]
|
|
(...) Forgot the footnote: 1- There's an interesting distinction between 'valid' and 'well-formed' contructions. LDraw will allow line-breaks as whitespace in commands, so: 1 16 0 0 0 1 0 0 0 1 0 0 0 1 3001.dat is valid, but it's not well-formed. (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Re: Comprehensive meta-command list
|
|
Steve: (...) Yes. (...) Yes. Play well, Jacob ---...--- -- E-mail: sparre@cats.nbi.dk -- -- Web...: <URL:(URL) -- ---...--- (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
| |
| | Track names (was Re: To Tore Eriksson)
|
|
(...) I'm curious Chris, in what sets was that the case ? And do these gray ones have those "negative" tapered ends, just like the old blue track had ? In lugnet.cad.dev, Larry Pieniazek writes: (...) Gimme a set number for "the wildwest miningish" (...) (25 years ago, 4-Oct-99, to lugnet.cad.dev)
|
