 | | Re: What do LDraw dev people use for multiplatform development
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In lugnet.cad.dev, Anders Isaksson wrote: <snip (...) I didn't know of the multiplatform plans for Delphi, but considering the way it went with Kylix (and now 64 bit) I'm not going to wait for it. Don't get me wrong, I LOVE Delphi and always have, (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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In lugnet.cad.dev, Michael Heidemann wrote: snip (...) snip (...) I'm excluding .NET because it's proprietary and I don't like the way MS is pushing it. Also Mono is reversed engineered which means it will never be completely up to pair and or (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) SNIP (...) Some years ago I was looking for the same thing for the LDraw Tools I had in mind. As I only did it for personal use any commercial software was out of the race. Also the C based languages are not good for me as I did never code in (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) Qt is licensed under the LGPL which allows commercial use, either statically or dynamically linked, without problems. The only caveat is that if you modify Qt itself, you must release your modifications to Qt as open source. (...) If native (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) You're aware of the fact that Delphi is going multiplatform in coming releases? First the Mac, later linux. Still, it's an unseen card, we don't know how good it will be, and how long they (Embarcadero) will pursue the multiplatform track this (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) Thanks, I've been looking at Qt but as far I understand it's license doesn't permit commercially static linked closed applications, something I need for my business projects. I know you could link dynamically but that probably raises all kinds (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) wxWidgets isn't bad, but for serious, heavy-UI applications, Qt is far, far better. Its QtCreator IDE & debugger isn't bad either, and is easy to get started with. And QtDesigner, its drag-n-drop UI developer, is one of the few such tools I've (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) Couple of reasons really: 1. Some of my customers are asking about the cost/timeframe of a non windows version of their software. 2. I think windows only software has had it best time, Linux is maturing quickly and Apple is gaining ground. 3. (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | Re: What do LDraw dev people use for multiplatform development
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(...) Why do you want to go multiplatform? Good thing that .NET is off the table! It's a pain for us users, too. /Tore (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | What do LDraw dev people use for multiplatform development
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I all, I've been a Delphi programmer both private and work related for over 15 years , but I think it's time to take a dive in the multiplatform world. So in order to get the hang of things I decided to start a new LDraw application in means of a (...) (14 years ago, 27-May-10, to lugnet.cad.dev)
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| | LETGUI update
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Hi all, I have updated LETGUI to support the latest tools created by Philo ((URL) and (URL) can find the latest version of LETGUI at (URL) is a complete install for windows systems with all tools in one installer. For Linux user I have now also (...) (14 years ago, 25-May-10, to lugnet.cad.dev, lugnet.announce, lugnet.cad)
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| | Re: LDForge - dev. plans and call for help
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(...) If you want a visual example on stipple, look at my LD4DStudio, it uses it for transparent stuff. In combination with depth buffer you don't need to sort anything just push the triangles and/or quad cords using glDrawElements and optionally (...) (14 years ago, 1-Apr-10, to lugnet.cad, lugnet.cad.dev, FTX)
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| | Re: LDForge - dev. plans
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(...) Ah, thank you Travis! I got depth buffering working now. :) No more problems with polygon sorting.. -Santeri (14 years ago, 1-Apr-10, to lugnet.cad.dev, FTX)
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| | Re: LDForge - dev. plans and call for help
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(...) In order for GL_DEPTH_TEST to work, you have to clear the depth buffer at the same time you clear the rest of the screen: glClearDepth(1.0); glClearColor(0.0, 0.0, 0.0, 0.0); glClear(GLCOLORBUFFERBIT GLDEPTHBUFFERBIT); (Note: the (...) (14 years ago, 31-Mar-10, to lugnet.cad.dev, FTX)
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| | Re: LDForge - dev. plans and call for help
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(...) For transparency, LDView sorts triangles, and only triangles, not parts. So the centroid of each triangle is (p1 + p2 + p3) * (1/3). All transparent geometry in the whole model goes into one big list of triangles. While I'm at it, I calculate (...) (14 years ago, 31-Mar-10, to lugnet.cad.dev, FTX)
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| | Re: Developing LDBoxer Again
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(...) Thanks, Tim! Along with a couple of bug fixes, support for the two other categories is now implemented. Right now, I'm creating the studless parts for the \B folder. Without them, LDBoxer would still not be able to boxer them. /Tore (14 years ago, 21-Mar-10, to lugnet.cad.dev)
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| | Re: Developing LDBoxer Again
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(...) --snip-- (...) This sounds like an excellent development. I had to hand alter some of my Boxer'd MOCs to get the bottom detailing back in. And I think I forgot some. Tim (14 years ago, 21-Mar-10, to lugnet.cad.dev)
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| | LDBoxer Available at SourceForge
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(...) I've played around a little with my old LDBoxer program. The new version auto-boxes a lot more safe-to-box parts than previous versions. Added support for parts without studs and parts without bottom details (URL) Replace button is made (...) (14 years ago, 21-Mar-10, to lugnet.cad.dev)
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| | Developing LDBoxer Again
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After seven years of thinking and hesitating, I have decided to improve my utility progam LDBoxer. There are lots of room for improvements, but to begin with, I will fix a couple of bugs I have discovered. Then I will focus on making two new (...) (14 years ago, 20-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Yes, and no, or rather, maybe. In Delphi you would do something like Write(Format('%g', [Value])); i.e more or less the same format strings as in C. But, it is type-safe at runtime :-) (14 years ago, 12-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Thanks for the info. I've always used perl scripts to convert oddly formatted data to a consistent format and then read it like that. Nice to know I don't always have to. If it could only read some of the more bizarre Fortran formats I'd never (...) (14 years ago, 12-Mar-10, to lugnet.cad.dev, lugnet.off-topic.geek)
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| | Re: number notation in official parts
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(...) All float specifiers (e, E, f, g, G) are treated identically by the scanf functions. When scanning floats, they always recognize all float formats. One other thing about %g on output is that it automatically strips trailing zeros, which %f (...) (14 years ago, 12-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Ahhh. I'd never heard of %g before now. I'm so used to %f and %e it had never occured to me that there might be a mixed option. Handy to know as I suspect it would be helpful in reading files of unknown format. I'm sure Delphi has some hideous (...) (14 years ago, 12-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Actually, in C, %g does exactly this. Having said that, I think LDDP is a Delphi app, so it uses Pascal, and I don't remember how Pascal does formatting. --Travis (14 years ago, 12-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) I definitely know this. I see them far too much in my job as a numerical physicist ;) My point is that to write in mixed format (some %f and others %e) requires some strange coding unless there is a weird language which does it automatically. (...) (14 years ago, 12-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Hmm, I thought I killed that "feature". I'll look into it as I find time to finish up LDDP 2.1 -Orion (14 years ago, 11-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) I mostly agree with this policy. (...) There is nothing strange in the routines, it is the standard format used to represent very large or very small numbers in a limited number of digits. Actually since values never get very large in LDraw (...) (14 years ago, 11-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) My suggestion would be to read numbers in that notation but never write them. I'm not sure why LDDP would write them that way (it would require some strange output routines) but if one thing writes them then it's best to read them. Tim (14 years ago, 11-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) I think it should be forbidden in official files as the benefit is very small and it is not good human readable. Benefit would be smaller filesize, as 0.0004 (6 characters) has more characters than 4E-4 (4 characters). Against could be 0.4 (3 (...) (14 years ago, 10-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Such notation is not noted in any specs.. neither allowed or forbidden. At least, I can't find such. Maybe we should bring this up at LSC at some point? (FWIW I sent this in yesterday but it seems the server ate the message.. resending it) (...) (14 years ago, 9-Mar-10, to lugnet.cad.dev)
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| | Re: number notation in official parts
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(...) Such notation is not noted in any specs.. neither allowed or forbidden. At least, I can't find such. Maybe we should bring this up at LSC at some point? -Santeri (14 years ago, 9-Mar-10, to lugnet.cad.dev)
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| | number notation in official parts
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If I rotate a part in LDDP the result may look like this: 1 16 4E-15 4 -20 0 0 1 0 -1 0 -1 0 0 stud4.dat This can be read by LDView and MLCad as a valid number. Is such notation allowed in official parts? It is nowhere explicit allowed or (...) (14 years ago, 8-Mar-10, to lugnet.cad.dev)
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| | LDSwitch Sample #1: Do/Undo [DAT]
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Don't know if you prefer to make input here or at SourceForge, so I crosspost. Please give feedback where you like, here or at SF. Here's the first sample LDraw code snippet. Set the value of the variable Rev028_Changes to Do or Undo, run the (...) (14 years ago, 23-Feb-10, to lugnet.cad.dev)
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| | LDSwitch Project on SourceForge
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(...) I've just registered myself and my first project at SourceForge: (URL) to join or just input! /Tore (14 years ago, 23-Feb-10, to lugnet.cad.dev)
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| | LDSwitch?
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Is the name/keyword/META-command LDSwitch/!LDSWITCH free to use or is it taken? I think it's not taken (in the LCad context), so I wish to claim it if noone protests. /Tore (14 years ago, 23-Feb-10, to lugnet.cad.dev)
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| | Re: Undo/Redo Information META Tags? Or Options Buttons?
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(...) And I'm not sure this would be the optimal solution either. This options thing is more like a case switch than a series of if statements. (...) Thanks for your input, Kevin. I am looking for a friendly solution that won't output any code that (...) (14 years ago, 19-Feb-10, to lugnet.cad.dev)
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| | Re: Undo/Redo Information META Tags? Or Options Buttons? [DAT]
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(...) Well, you could easily do the above using the C preprocessor and #ifdefs, but that would be outside any LCAD application (and make the original file hard to work with in any modeler). #ifdef LDBOXTER_LEVEL_D /* crude simplification */ 1 15 0 (...) (14 years ago, 19-Feb-10, to lugnet.cad.dev)
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| | Undo/Redo Information META Tags? Or Options Buttons? [DAT]
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I've been thinking hoe nice it would be if there was some kind of system of tags that enabled the user to store undo and redo information in a model after the model building application is closed. Now, there are a great number of LCAD apps of which (...) (14 years ago, 19-Feb-10, to lugnet.cad.dev)
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| | Defining LED Colors in LDConfig?
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I've been thinking about that talk of limiting the colour definitions in LDConfig.ldr to part colours with a few expectations, and I agree with that. But I wish to throw in an idea that I don't even believe in myself but yet want to air. Is it (...) (14 years ago, 10-Feb-10, to lugnet.cad.dev)
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| | Re: LDraw Names for Monorail Parts
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(...) It makes more sense for "Monorail" to be a valid CATEGORY than some of the existing ones, so I added it a while ago. The definitive list is at (URL) Chris (14 years ago, 21-Jan-10, to lugnet.cad.dev, lugnet.trains)
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