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Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!eecae!cps3xx!flynn
From: flynn@pixel.cps.msu.edu (Patrick J. Flynn)
Newsgroups: comp.graphics,sci.math
Subject: Re: Surface smoothing algorithms/sources ?
Keywords: surface smoothing, B-spline surfaces, bezier surfaces
Message-ID: <1882@cps3xx.UUCP>
Date: 18 Feb 89 00:54:26 GMT
References: <1050@tnoibbc.UUCP> <4475@hubcap.UUCP>
Sender: usenet@cps3xx.UUCP
Organization: Pattern Rec. & Img. Processing Lab, CS, Moo U.
Lines: 38

In article <4475@hubcap.UUCP> jaysun@donald.UUCP (Jay) writes:
>In article <1050@tnoibbc.UUCP> marcel@tnoibbc.UUCP (Marcel Boender) writes:
>>I am looking for some algorithms and specially some source codes (preferably
>>in C) for creating B-spline surfaces.
>>Can anyone supply me with references, algorithms and better yet source code(s).
>I am interested in  obtaining the same thing.  If anyone has any info 
>will you please let me know also? My E-mail bounced to Marcel so thats 
>why I am posting. 

Here are a couple. Dierckx' article contains FORTRAN source code.

@article{hayes74,
AUTHOR="J. G. Hayes and J. Halliday",
TITLE="{The Least-squares Fitting of Cubic Spline Surfaces to General
        Data Sets}",
JOURNAL="J. Inst. Maths Applics",
VOLUME="14",
PAGES="89-103",
YEAR="1974"
}

@article{dierckx77,
AUTHOR="P. Dierckx",
TITLE="{An Algorithm for least-squares fitting of cubic spline surfaces to
        functions on a rectilinear mesh over a rectangle}",
JOURNAL="J. Comput. Appl. Math.",
VOLUME="3",
NUMBER="2",
PAGES="113-129",
YEAR="1977"
}

Cheers
Pat
--
Pat Flynn, CS, Mich. State U. | "What kind of chump do you take me for?" -Nick
flynn@cps.msu.edu             | "First Class!" -Rocky Rococo
(517) 353-4638                |