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Re: Problem Plotting Symbols on a Map? [message #4581 is a reply to message #4577]

Tue, 06 June 1995 00:00

afl is currently offline

afl
Messages: 51
Registered: December 1994

Member

In article <3r28t9$4bpe@enzu.unm.edu>, rdhunt@unm.edu writes:
|>
|> I am having trouble drawing filled circles on a map in IDL 4.0.
|> Here is an example.
|>
|> IDL> map_set, /CYLINDRICAL, /GRID, /CONTINENTS
|> IDL> a = 2*findgen(1+long(180))/!radeg
|> IDL> xx=180+10*cos(a)
|> IDL> yy=10*sin(a)
|> IDL> plots,xx,yy,/data
|> IDL> polyfill, xx, yy, /DATA
|>
|> This should fill the circle which wraps around to the other side
|> of the map but it is doing the opposite. I think I know why it
|> happens but has anybody found a way to solve it?
|>
|> Any help is greatly appreciated.
|>
|> Rich
|>

If you devise a solution, I would love to know what it is.
Thanks!

--

Andrew F. Loughe email: afl@cdc.noaa.gov
University of Colorado, CIRES voice: (303) 492-0707
Campus Box 449 fax: (303) 497-7013
Boulder, CO 80309-0449 USA

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[Message index]

		Re: Problem Plotting Symbols on a Map? By: rdhunt on Mon, 12 June 1995 00:00
		Re: Problem Plotting Symbols on a Map? By: grunes on Wed, 07 June 1995 00:00
		Re: Problem Plotting Symbols on a Map? By: afl on Tue, 06 June 1995 00:00

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