Re: Constructing pfASD

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Timothy Moore (moore++at++WOLFENET.com)
Fri, 27 Mar 1998 10:30:18 -0800 (PST)


   Date: Fri, 27 Mar 1998 13:06:15 -0500
   From: Thom DeCarlo <trdecarlo++at++tasc.com>

   It might be simpler, but it makes the technology less than useless for
   accurate terrain modeling. It becomes something to be _avoided_! Our
   applications need to ingest sub-meter elevation post spaced data and we
   want to smoothly reduce resolution as the viewer moves away from the
   terrain. This seems to be exactly the opposite of the situation you
   describe.

Given Lee's employer (Terrex), I think he's coming from the point of
view of constructing a tesselation (e.g., a TIN) based on elevation
post data. The finer subdivisions of the tesselation go back to the
elevation post data for elevation.

Tim
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