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From: Joseph J. S. <jo...@st...> - 2005-07-11 17:04:25
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At 10:10 AM -0700 7/8/05, James W. Walker wrote: >>I've noted that sometimes the Cartoon renderer misses some polys, >>but I cant see a pattern, you can see it loading in Geom Test >>"PodRacer.3dmf" >>this is a bug or a feature? >>it happens with some of my models too... > >In the PodRacer, one of the TriMeshes lacks vertex normals. The >cartoon shading algorithm needs vertex normals. Shouldn't it calculate them if it needs them? Vertex normals are not required for a TriMesh to be well-formed, IIRC... in fact, under QD3D, refraining from supplying vertex normals was a good way to get a "faceted" look (with each polygon given a uniform shade, rather than blending). Best, - Joe P.S. This cartoon renderer sounds cool -- I can't wait to try it! -- ,------------------------------------------------------------------. | Joseph J. Strout Check out the Mac Web Directory: | | jo...@st... http://www.macwebdir.com/ | `------------------------------------------------------------------' |