 | | Re: LDraw Versioning (Was Re: Backwards Compatibility)
|
|
(...) Excellent suggestion, Wayne. (...) I like this - with one reservation. We should only focus on documenting 1.0.0 right now. Additions, which would go in a future version (1.1.0) are being openly discussed. Actual decisions on that version (...) (22 years ago, 17-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) I disagree. Let's stick with the current method of meta-commands until a standards body officially determines the syntax of future generation commands. No hold on anything, innovation can continue (just in the same disorganized fashion it (...) (22 years ago, 17-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) If tags were the way to go, I agree. BUT, ultimately I side with Kevin, just add comment marks, not meta-command ones. I think that option makes the most sense. But as Dan also said, I'm not a programmer who will be implementing this, so I (...) (22 years ago, 17-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) This is all the main idea behind my suggestion for a branch of the namespace to be considered 'open to all' without discussion. I originally suggested 0 APP appname COMMAND but now I wonder if 0 UNOFFICIAL appname COMMAND, or something (...) (22 years ago, 17-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) Well this was one of the reasons behind my original suggestion. (This thread sure did take off while I was away skiing this weekend.) I suggested that a new meta command group be made today, albeit before the creation of a standards body, so (...) (22 years ago, 17-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) Ah, I see the confusion. In saying //, what I really meant was "0 //", where // is the meta-command that means comment. Rather than place all new meta-commands in <>, or (), or {}, I'd rather have a token that means "the rest of this line is a (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) As I tried to indicate in one of my posts much earlier in this thread, I realized after my original post that the presense of the {} would negate the need for a {META} tag. It would probably work just as well with (). The whole reason I (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | LDraw Versioning (Was Re: Backwards Compatibility)
|
|
(...) All: There are gazillions of file formats out there and most of them have had to undergo some amount format evolution. Format evolution is a healthy and common situation. A common first step towards evolving a file format is to introduce a (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) What I mean is: (URL) for example. Quite corrupted and hard to read - even for us who understand Swedish. ;-) I don't know whether brackets will be cause the same kind of problems, but there is a risk. Then a line from a posted part or model (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) I don't know about American keyboards, but at my Swedish kb, '{' and '}' are at AltGr+7 and AltGr+0, and it collides with Swedish special characters in the ASCII table; it has to be set on codepage 850 or whatever it was. I find them somewhat (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) The exact same argment can be used in favor of dillineated comments. ;-) (...) Nope. Any program that does not recognize // (picking one as an example) simply ignores it. Just like (META). (...) I don't want to get sidetracked here, but (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) right. (...) but you just said you're doing that anyway - "if you do not recognize the first token in a line type 0 record, it is a comment". Is adding '{META}' to the list of recognizable tokens an issue? Also, you don't have to add it - if (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) I think we cannot ignore the backwards compatibility issue though. What we want is an explicit way to differentiate comments from meta-commands. I think defining an explicit mechanism for comments is completely backward compatible, because if (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: LDraw file spec
|
|
Cool! More thoughts later, I'm off for the afternoon. -Tim (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | LDraw file spec
|
|
In light of recent discussion, I'm working on a consolidated file spec. Basically my aim is to combined the original spec with the 'Official' additions and mention the other additions and where to find definitions. The 'Official' group: The original (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) Cool. Although I don't have that much (if any) of a say in punctuation/no punctuation, I could go either way. I still prefer no punctuation, to keep it consistent with the way it's been done before. BUT - can't always get hung up on the past (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) sure, that works almost as well as {}. It's the _lack_ of any punctuation that bothered me there. :) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) That's the ideal, but we don't have that right now at this moment :-) A good goal to aspire to, and one I'll certainly be promoting among those who are interested in hearing what I have to say. (...) Sure, understood. I still like the idea of (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) Points taken :-) And ultimately, I'm not going to be involved in making the decision, since I won't be volunteering for the standards body [1]. Just getting in my .02 here while I can ;-) -Tim [1] I don't have the knowledge to discuss some (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
| |
| | Re: Backwards Compatibility (Was Calling all Meta-commands)
|
|
(...) Making LDraw accessible to the average computer user is a great thing! But, as you mentioned yourself - these users won't be editing the files by hand, they'll be using "good, free CAD software". So whatever meta commands they need to add, the (...) (22 years ago, 16-Mar-03, to lugnet.cad.dev)
|
