comp.lang.idl-pvwave archive: archive » Is there a simple way to describe and plot a simple geometry

Home » Public Forums » archive » Is there a simple way to describe and plot a simple geometry

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: Is there a simple way to describe and plot a simple geometry [message #63514 is a reply to message #63372]

Fri, 07 November 2008 06:50

pgrigis
Messages: 436
Registered: September 2007

Senior Member

Use polyfill to fill the circles instead.
It won't be extremely fast, but I am sure
it still is negligible compared with the
runtime of your simulation ;-)

Ciao,
Paolo

OliverS wrote:
> Hi everyone.
>
> I have a problem with finding a adequate way of plotting results of my
> simulations.
>
> The model has a fixed geometry consisting of several identical
> cylinders. I want to plot a cut showing the x-y plane, where I color
> the circles in dependence of the results.
>
> My first idea to resolve the problem was plotting circles defined with
> USERSYM at the specified positions. But I am not happy with this
> solution because it is very difficult to get the right proportions
> between symbolsize and distance between the positions in the plot.
>
> a short code sample of my first idea:
>
> X = (INDGEN(196)/14)*0.63 + 0.63
> Y = (INDGEN(196) MOD 14)*0.63 + 0.63
> ; Make a vector of 16 points, A[i] = 2pi/16:
> A = FINDGEN(17) * (!PI*2/16.)
> R = 3
> ; Define the symbol to be a unit circle with 16 points,
> ; and set the filled flag:
> USERSYM, COS(A)*R, SIN(A)*R, /FILL
> plot, x,y, LINESTYLE=3, PSYM=8, XRANGE=[0,10], YRANGE=[0,10]
>
> I would be very glad vor any advice how to solve the problem in a
> better way.

Report message to a moderator

[Message index]

		Is there a simple way to describe and plot a simple geometry By: OliverS on Fri, 07 November 2008 01:52
		Re: Is there a simple way to describe and plot a simple geometry By: pgrigis on Fri, 07 November 2008 06:50
		Re: Is there a simple way to describe and plot a simple geometry By: Wout De Nolf on Fri, 07 November 2008 05:42

Previous Topic:	How to add several .fit files (matrices) into one output .fit file?
Next Topic:	solving equation consisting of points - sort of...

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Wed Oct 08 17:52:35 PDT 2025

Total time taken to generate the page: 0.00450 seconds