 | | Re: MPD spec
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I think I am going to load referenced subparts only and use the first one of recursive mpd files, ignoring the rest for now for LD4DModeler's MPD support. Roland. (...) (22 years ago, 8-Aug-02, to lugnet.cad.dev, lugnet.cad.dev.org.ldraw)
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| | Re: Detemining Polygon Winding (Was: New Plugin for LDDesignPad)
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(...) Oops, I guess you caught me. I knew about that one but I'm too lazy to implement it. Isn't that the method used by MLCAD? (...) Yeah, probably. Seems like only yesterday I was all excited about some code snippet of his that I found on the (...) (22 years ago, 8-Aug-02, to lugnet.cad.dev)
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| | Re: Detemining Polygon Winding (Was: New Plugin for LDDesignPad)
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Portals. It's not backface culling, it's testing all polygons for visibility using possible rays through the openings, or from the sides of a bounding box. This is no longer culling based on front/back but true visibility that is computed once at (...) (22 years ago, 8-Aug-02, to lugnet.cad.dev)
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| | Re: Detemining Polygon Winding (Was: New Plugin for LDDesignPad)
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(...) OK, but if the quads and triangles don't form a single closed surface, or actually a bunch of closed surfaces, then the algorithm won't work. However, like I said, if you find something that works, post the code or the algorithm and you'll be (...) (22 years ago, 8-Aug-02, to lugnet.cad.dev)
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| | Re: Detemining Polygon Winding (Was: New Plugin for LDDesignPad)
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(...) Yes but I'm not parsing primitive subfiles in my plugin, just quads and triangles. -Orion (22 years ago, 8-Aug-02, to lugnet.cad.dev)
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