On Fri, 8 Aug 2003, Don Murray wrote: > I'll let Bill explain it. ;-) Hi Doug, It turns out you did find a bug, which was calculating NaN normals. Different OpenGL implementations dealt with these differently, hence the confusion. The fix is at: ftp://ftp.ssec.wisc.edu/pub/visad-2.0/untested/Gridded3DSet.java Thanks for finding this, Bill
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