 | | Rendering for liberty
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I've been working on honing my skills at the whole rendering thing using many of the tools written by members of this forum and with knowledge gleaned here. I thought it was time to share! I asked my kids which model they would like me to use for a (...) (16 years ago, 10-Dec-08, to lugnet.cad, FTX)
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| | Re: Colinear Vertices
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(...) It depends on what your threshold is but taking the difference (as you do in a cross product) of two big numbers is less accurate (very much so sometimes) than taking the difference of two smaller numbers. Even without this issue it means that (...) (16 years ago, 9-Dec-08, to lugnet.cad)
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| | Re: Colinear Vertices
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(...) No, I just take the cross product, and if the length (squared) is 0, I give an error. I don't see how normalizing the length of the two vectors that I feed into the cross product would improve things much here. Sure, it might mean that my (...) (16 years ago, 9-Dec-08, to lugnet.cad)
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| | Re: SR 3D Builder version 3.2.2.3 just released
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(...) Wow! Very impressive! I will definitely have to try it out. A couple of questions: are MLCAD's keyboard controls supported? Can I export back into LDR/MPD format? What does the model tree look like? -Mike (16 years ago, 9-Dec-08, to lugnet.cad)
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| | Re: Colinear Vertices
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--snip-- (...) I assume that you divide by the vector lengths first (as in normalise them before taking the cross-product) but if you don't then you should. Tim (16 years ago, 9-Dec-08, to lugnet.cad)
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