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Re: Create curves [message #92127 is a reply to message #92124]

Fri, 16 October 2015 06:56

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

g.nacarts@gmail.com writes:

> I created an ellipsoid shape as follows
>
> NX=128
> NY=128
> Ellipxe = fltarr(NX,NY)
>
> for i=0L, NX-1 do begin
> for j=0L, NY-1 do begin
> if (0.1*(j-50)^2.+0.23*(i-95)^2. LT 100) then begin
> Ellipse[i,j] = 10.
> endif
> endfor
> endfor
> tvscl, Ellipse
>
>
> I wanted to change the direction of the ellipse to be diagonal (i.e. not plotted vertically). Does anyone knows how to do that?

I think I would use TVEllipse from the NASA Astronomy Library with the
angle parameter set to 45 degrees.

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Create curves By: g.nacarts on Fri, 16 October 2015 06:41
		Re: Create curves By: David Fanning on Fri, 16 October 2015 06:56
		Re: Create curves By: g.nacarts on Fri, 16 October 2015 07:13
		Re: Create curves By: Russell[1] on Fri, 16 October 2015 07:46
		Re: Create curves By: g.nacarts on Fri, 16 October 2015 08:56

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