 | | LDDP Coplaner Checks
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Now that the coplaner quad is defined in the LDraw spec by planer normals, the dist and det checks used by LDDP (and L3P) are now outdated. I think these checks should be removed, are there any users out there that would like to see them stay? (...) (15 years ago, 16-Jun-09, to lugnet.cad)
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| | Re: Mirror matrix question
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(...) --snip-- (...) You are right here. In 3D it gets a bit more complicated and, as far as I know, a mirror and rotation corresponds to a mirroring on a plane and a rotation within that plane. I'm sure there is a way to unravel it all but it's (...) (15 years ago, 16-Jun-09, to lugnet.cad)
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| | LD4DStudio 1.1 Beta 1 Available
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I finally completed LD4DStudio 1.1 Beta 1, You will find it on (URL) version introduces a whole boatload of changes and additions, see the release notes section for a complete overview. (URL) also updated the manual and added some technical (...) (15 years ago, 15-Jun-09, to lugnet.cad)
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| | Re: Mirror matrix question
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Hi Kevin, Here's the problem. A mirror plus a rotation can look just like a mirror across another axis. Ugly 2D ASCII art example: .|b --- .|. Mirror the b to the left. d|. --- .|. Rotate 180 degrees. .|. --- .|p That looks just like you mirrored (...) (15 years ago, 15-Jun-09, to lugnet.cad)
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| | Re: Mirror matrix question
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(...) Hi Tim, Thanks. Math is not my specialty, so all help is appreciated. If the user has rotated the mirrored submodel, doesn't the vector normal then also get rotated? The hope was there was a way to separate the mirrored aspect of the rotation (...) (15 years ago, 15-Jun-09, to lugnet.cad)
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