| Re: plot with symbols of varying size [message #21829] |
Tue, 26 September 2000 00:00 |
davidf
Messages: 2866
Registered: September 1996
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Senior Member |
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Jonathan Joseph (jj21@cornell.edu) writes:
> I would like to make a plot and vary the
> size of the symbol of each point based on
> some criteria.
>
> Is there any way to do this in one function
> call, or must I plot each point individually
> with oplot and the symsize specified?
I'm afraid a loop is the only way to do this.
But in my experience, it really is not so bad.
People seldom have 100000 points in their data
set.
> With object graphics it also seems to be a pain, with
> the need to create a vector of symbol objects
> each with a different size.
A pain!? Well, computers take some of the sting
out of the grunt work. I guess it could take
as much as 4-5 lines of code. :-)
Cheers,
David
--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155
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