Subject:
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Re: Mirrored parts and studs
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Newsgroups:
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lugnet.cad.dev
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Date:
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Wed, 2 Jul 2003 19:14:19 GMT
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Viewed:
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1650 times
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In lugnet.cad.dev, Travis Cobbs wrote:
> I don't actually do any transformations in LDView to get the logos
> right. I just detect the mirroring (by tracking negative
> determinants and flipping the mirrored bit every time I see one) and
> modify my texture coordinates to un-mirror (horizontally) if the
> stud has been mirrored. You can take a look at the genTextureCoords
> method in TGLStudLogo.cpp if your interested, but I don't think it
> will really help you.
Actually that does help a bit. It looks like you aren't concerned
with whether the logo faces the same direction as on the actual part,
you're just ensuring that it's readable. That makes me feel better
about my solution.
By the way, why do you bother to track all the mirroring steps? Can't
you just look at the final matrix?
Don
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Message has 1 Reply:
 | | Re: Mirrored parts and studs
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| (...) Correct. There's no way to know if they actually face the right direction, so I just figured that horizontal mirroring was more likely to be correct than vertical (although I could be wrong). (...) You can, but my code that decides which (...) (21 years ago, 2-Jul-03, to lugnet.cad.dev)
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Message is in Reply To:
| | Re: Mirrored parts and studs
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| (...) I don't actually do any transformations in LDView to get the logos right. I just detect the mirroring (by tracking negative determinants and flipping the mirrored bit every time I see one) and modify my texture coordinates to un-mirror (...) (21 years ago, 2-Jul-03, to lugnet.cad.dev)
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