Subject:
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Re: LPub 2.1.0.3 released
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Newsgroups:
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lugnet.cad, lugnet.inst
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Date:
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Sun, 5 Jan 2003 20:42:27 GMT
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Viewed:
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2308 times
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In lugnet.cad, Lars C. Hassing writes:
> In lugnet.cad, Kevin Clague writes:
> > I ran into the want for orthographic camera, with my pneumatic adding
> > machine MOC, and made some discoveries.
> >
> > You can simulate orthographic images with a camera angle of 1. I tried
> > using 0, but L3P silently ignores this and assumes you want the default
> > angle of 67 degrees. I modified LPub so the lowest possible angle is 1, and
> > I get no perspective.
>
> 1 degree practically corresponds to orthographic camera.
> You can also use e.g. 0.01, the camera will be put very far away then.
> See the effect of various camera angles at
> http://www.hassings.dk/l3/l3p_ca.html
> Perhaps I should add an example of 1 degree...
It is easy to create 0.01 with LPub:
Move camera scroll bar all the way to the left (angle 0), then click the
right arrow on the scroll bar to increment by 0.1.
Kevin
>
> > Lars, is the -ca0 silently getting mapped to camera angle of 67 a "feature"
> > or a bug?
>
> Yes, it is being mapped to the default 67, since IIRC POV only accepts
> 0<angle<180, other values are also meaningless.
> In the coming L3P -ca0 is not accepted.
> I check if the angle is positive and less than 180.
>
> Also I've added
> -co[<s>] orthographic camera, optional scalefactor
> but I'm having trouble with the orthographic camera in POV 3.5,
> in fact this is the only remaining issue for the coming release...
> /Lars
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Message is in Reply To:
 | | Re: LPub 2.1.0.3 released
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| (...) 1 degree practically corresponds to orthographic camera. You can also use e.g. 0.01, the camera will be put very far away then. See the effect of various camera angles at (URL) I should add an example of 1 degree... (...) Yes, it is being (...) (22 years ago, 5-Jan-03, to lugnet.cad, lugnet.inst)
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