 | | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) Interesting, but complicated IMO :-) Shaders offer a much easier implementation, and (I suspect) a faster one. Geometry-shaders for preference, but the algorithm can be implemented using vertex-shaders or even ARB vertex-programs to support (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) So finally this brings us to a technique that combines the predictive abilities of the conditional lines with the runtime advantages of the stencil and BFC algorithms. Think of the conditional line as a pair of triangles with a shared edge (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
In lugnet.cad.dev.mac, Allen Smith wrote: <snip> (...) Thanks for the insight Allen, I'm also not a 3D guru, but I like to fool around with it as much as anyone interested in 3d programming. Your method is roughly the same as what LD4DStdudio does, (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) And another thing... The BFC technique actually has an advantage over conditional lines because it works on the entire scene after it's been assembled. Whereas the conditional lines at the edges of the primitives are created in advance, and (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, lugnet.cad.dev, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) (URL) technique and the conditional lines both target the same edges lines where the front facing polygons meet the back facing polygons, so the results should be quite similar. (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) You can ignore the conditional lines and achieve the same effect with display lists using the stencil buffer techniques presented here: (URL) (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) Heh, you hit that problem too? I've played around writing an OpenGL LDraw renderer based exclusively on display lists, but I can't for the life of me figure out how to handle conditional lines in this setup. Has anyone else solved this (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) Hi Roland, Bricksmith now recursively flattens the geometry for each referenced top-level part then sorts it according to primitive type (triangles, quads, lines). Since the primitives are sorted, each type can be enclosed in a single glBegin (...) (14 years ago, 16-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: LDraw BFC Tool
|
|
(...) Stupid me Link on sourceforge: (URL) Tim (14 years ago, 16-Jun-10, to lugnet.cad.dev, FTX)
|
| |
| | SR 3D Builder and flex parts
|
|
Hi everybody! I have published a new video of my application to show you how flex parts will be implemented. It's just a preview but it worth a look!! If you are discouraged using lSynth, this maybe the solution! The video at (URL) the new release, (...) (14 years ago, 15-Jun-10, to lugnet.cad)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
In lugnet.cad.dev.mac, Kevin L. Clague wrote: <snip> (...) Hi Kevin, Sorry I replied to the wrong message, that's what you get if you read the group in a newsgroup client and post at the site. Still hoping Allan could share some insight on the (...) (14 years ago, 15-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: LDraw BFC Tool
|
|
(...) Cool! Where does one find an executable? Kevin (14 years ago, 15-Jun-10, to lugnet.cad.dev, FTX)
|
| |
| | LDraw BFC Tool
|
|
The time is up. There is no need to edit thousand lines of code anymore if you are in trouble with BFC-Certification! I have written a tool which requires .NET framework 3.5 and managed DirectX 9 to run. With this tool you are able to change wrong (...) (14 years ago, 15-Jun-10, to lugnet.cad.dev, lugnet.cad, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) Hi Roland, Just to be clear, Allan recoded and achieved this fantastic performance improvement. Kevin (14 years ago, 15-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
In lugnet.cad.dev.mac, Kevin L. Clague wrote: <snip> (...) <snip> (...) Hi, Keving Just from a technical interest, how did you achieve that boost? I'm in the midst of writing a new LDraw renderer myself, so I'm very interested in any possible (...) (14 years ago, 14-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Re: Bricksmith 2.4: Faster. Much Faster.
|
|
(...) ...snip.... (...) Allan, Congratulations on such a great improvement! Keep up the good work. Kevin (14 years ago, 14-Jun-10, to lugnet.cad.dev.mac, FTX)
|
| |
| | Bricksmith 2.4: Faster. Much Faster.
|
|
(2 URLs) Bricksmith 2.4> adds the following features: Drawing speed improvements of up to 1200% 64-bit native on Mac OS X 10.6 Viewports fill their entire frame Supports displaying the newly-standardized direct RGB color syntax Supports displaying (...) (14 years ago, 14-Jun-10, to lugnet.announce, lugnet.cad, lugnet.cad.dev.mac, FTX)
|
| |
| | Re: LDPattern
|
|
(...) No greater loss I guess. ;) (...) Guess I'll have to take a peep at Quad2dat to see how it works. I thought it was basically just the same approach as bmp2dat, with the difference it can handle more file formats and color depths. /Tore (14 years ago, 4-Jun-10, to lugnet.cad.dev)
|
| |
| | Re: LDPattern
|
|
(...) Even with Lugnet it's not always easy to know things exists: I had no idea LDraw Draw existed until today ;o) (...) Hopefully Il'dar will chime in, but I guess LDPattern will work like Quad2dat: once vertices are created, new points closer (...) (14 years ago, 4-Jun-10, to lugnet.cad.dev)
|
| |
| | Re: Possible (minor) contradiction in the specs
|
|
(...) If by "extension documents" you mean the (sub-)specifications referred to from the main 1.0.0 spec document (ie this page (URL) is no contradiction as the referenced specs were ratified BEFORE the main 1.0.0 spec (they had to be, otherwise the (...) (14 years ago, 4-Jun-10, to lugnet.cad.dev)
|
