home *** CD-ROM | disk | FTP | other *** search
- Path: sparky!uunet!munnari.oz.au!uniwa!watson
- From: watson@maths.uwa.oz.au (David Watson)
- Newsgroups: comp.lang.c
- Subject: Re: Contour drawing algorithm
- Date: 9 Sep 1992 04:25:07 GMT
- Organization: The University of Westrn Australia
- Lines: 42
- Message-ID: <18jub3INNknh@uniwa.uwa.edu.au>
- References: <1992Aug25.152603.16034@tamsun.tamu.edu>
- NNTP-Posting-Host: madvax.maths.uwa.oz.au
-
- tpradeep@cs.tamu.edu (Pradeep K Tapadiya) writes:
-
- >Given a set of points (x,y,t) where (x,y) is the co-ordinate and (t)
- >is the temperature at that co-ordinate, I need to construct contours
- >over the specified region. Can someone suggest me an algorithm to
- >achieve this, or refer me to the right book(s).
-
- For a survey of contouring and interpolation of bivariate data -
-
- ftp cod.nosc.mil /pub/grid.ps
- ftp cod.nosc.mil /pub/grid.tex
- ftp cod.nosc.mil /pub/grid.ascii
-
- The comments in this survey are extracted from the book
-
- CONTOURING: A Guide to the Analysis and Display of Spatial Data
- by David F. Watson ISBN 0 08 040286 0
- to be published by Pergamon Press in the last quarter of 1992.
-
- Promotional material about this book will be sent to anyone who
- sends their address to
-
- Sue Cloke
- Senior Marketing Manager
- Earth & Environmental Sciences
- Pergamon Press Ltd
- Headington Hill Hall
- Oxford OX3 OBW
- UK
-
- A FORTRAN program to contour with linear triangles can be obtained
- from
- ftp garbo.uwasa.fi /pc/source/contour.f
-
- A gridding program that uses natural neighbor interpolation,
- NNGRIDR, is available commercially. Send email to me for details.
-
- --
- Dave Watson Internet: watson@maths.uwa.edu.au
- Department of Mathematics
- The University of Western Australia Tel: (61 9) 380 3359
- Nedlands, WA 6009 Australia. FAX: (61 9) 380 1028
-