Subject:
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Re: True Type fonts and LDraw files
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Newsgroups:
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lugnet.cad.dev
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Date:
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Mon, 2 Dec 2002 19:58:49 GMT
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Viewed:
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449 times
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In lugnet.cad.dev, Dan Boger writes:
> Quoting Don Heyse <dheyse@hotmail.spam.go.away.com>:
> > The one thing to watch out for here is that floating text will only look
> > right when viewed from a particular angle. Don't forget that LDraw files
> > contain 3D data which can be viewed from all directions. Text annotation
> > seems to me more like a postprocessing stage that should be applied to a
> > 2D snapshot of the 3D model. But maybe I'm just thinking inside the box
> > today...
>
> couldn't you say the text "box" is anchored in a point in space, and ALWAYS
> faces the camera? Or is there a situation where there's more than one camera
> at the same time?
As far as I know, you can't do that, but I suppose you could do it with
a new META statement.
> (I don't know much about LDRAW, just trying to think of 2d text in a 3d world)
I think there might be some LDRAW programs out there with a notion of a
floor or background image. Those are 2D objects that may or may not move
with the rest of the 3D model depending on how they're implemented. Are
they done with META commands? I don't know, but I guess it *could* work.
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Message has 2 Replies:
 | | Re: True Type fonts and LDraw files
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| I was assuming that the user knows the view angle as well as any MLCad rotation steps that are in place when laying out the building instructions, but maybe this is too much work. If I do it as a post processing step, then the user is going to have (...) (22 years ago, 2-Dec-02, to lugnet.cad.dev)
| | | Re: True Type fonts and LDraw files
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| (...) MLCAD indeed has a BACKGROUND meta commmand that places an image as a background. This image always faces the "camera", indepedently of the view angle. It will not work in al instances (it might get obscured by the model), but it is the only (...) (22 years ago, 3-Dec-02, to lugnet.cad.dev)
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Message is in Reply To:
| | Re: True Type fonts and LDraw files
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| Quoting Don Heyse <dheyse@hotmail.spam...away.com>: (...) couldn't you say the text "box" is anchored in a point in space, and ALWAYS faces the camera? Or is there a situation where there's more than one camera at the same time? (I don't know much (...) (22 years ago, 2-Dec-02, to lugnet.cad.dev)
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