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Re: disappearing levels in CONTOUR [message #7415]

Tue, 12 November 1996 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Mewlissa Nischan <nischan@ll.mit.edu> writes:

> I am having a problem with IDL's contour function. The data that I'm
> contouring has latitude and longitude as its coordinates, and I
> overplot that onto a US map using the map_set function. The problem
> is: the data only covers a 5x10 deg square. when I use map_set with
> the lat. and long. limits set to show the whole country, the data
> contours fine (I'm using filled contours), but when I change the
> map_set limits to only plot the lat. and long. that my data covers, not
> all of the levels are being "filled in" with color.

Have you tried using the CELL_FILL keyword instead of the FILL keyword?
This seems to give me better performance when I zoom into my data
as you describe.

David

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		Re: disappearing levels in CONTOUR By: davidf on Tue, 12 November 1996 00:00
		Re: disappearing levels in CONTOUR By: Andy Loughe on Tue, 12 November 1996 00:00

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