| Re: Regarding the Fit_Ellipse Program [message #58968 is a reply to message #58903] |
Tue, 26 February 2008 14:19   |
plim.dreaming
Messages: 22
Registered: February 2008
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Junior Member |
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On Feb 26, 4:51 pm, pgri...@gmail.com wrote:
> plim.dream...@gmail.com wrote:
>> So, I used contour to obtain the x and y positions of a certain
>> contour level and labeled those arrays as posx and posy.
>> then obtained the positions in terms of the device, because that is
>> what polyfillv uses:
>> D = convert_coord(posx,posy, /to_device)
>
>> I did a print,!D.x_size to get the device sizes (it gave me the famous
>> 17780) so I did:
>
> This happens most likely because you are using the postscript device.
> If you do set_plot,'X' or 'WIN', you should get more resonable values
> for !D.x_size.
>
> Ciao,
> Paolo> result = polyfillv(D(0,*),D(1,*),17780,17780)
>> plots,fit_ellipse(result)
Hi Paolo, Thanks for the reply,
you are right, and yet I do want to put the ellipse onto the
postscript output.
B
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