 | | 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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| | train MOC needed for Brickfair: Washington DC, August 2009
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Hi Train Builders, We have a town MOC registered for Brickfair called Alpine Village and would like an operating 9V Alpine train MOC to complete the scene. We are set with track and the controller. If you are interested in building a Swiss mountain (...) (15 years ago, 15-Jun-09, to lugnet.trains)
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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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| | The LEGO Group to Participate in NMRA National Train Show 2009
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As part of the National Train Show on July 10-12, 2009 in Hartford, CT, Jamie Berard, set designer of the newly released 'Emerald Night' and employee of The LEGO Group (TLG), will participate as part of the show. Jamie will be giving a talk on both (...) (15 years ago, 15-Jun-09, to lugnet.trains, lugnet.events, lugnet.announce, FTX)
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| | Re: LSynth 3.0 setup tutorial updated [DAT]
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(...) Thanks. I'll use that one then. Let me take advantage of this thread to suggest the inclusion of another element in the lsynth mpd: the Fibre Optics Cable x400. This is the one that came with the RCX, Spybots and several Exoforce sets, has the (...) (15 years ago, 15-Jun-09, to lugnet.cad.mlcad)
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