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Re: pixel value to x and y position [message #67502 is a reply to message #67487]

Thu, 30 July 2009 08:53

cgguido
Messages: 195
Registered: August 2005

Senior Member

On Jul 30, 4:27 am, mark nolan <marknolan2...@gmail.com> wrote:
> hi everyone!
>
> can anyone check if this is correct way to convert pixel value to x
> and y position (iam trying
> to write a simple tracking code in IDL):
>
> y = pixel_value/width_picture
> x = pixel_value mod width_picture
>
> i really have time on the x,it gives a wrong result. i think i got the
> y coordinate correctly.
>
> thanks and GOD bless!
>
> mark

is array_indices what you are looking for? how about using these free
particle tracking procedures: http://www.physics.emory.edu/~weeks/idl/

G

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[Message index]

		Re: pixel value to x and y position By: marknolan2006 on Thu, 30 July 2009 18:13
		Re: pixel value to x and y position By: cgguido on Thu, 30 July 2009 08:53
		Re: pixel value to x and y position By: David Fanning on Thu, 30 July 2009 08:51
		Re: pixel value to x and y position By: marknolan2006 on Thu, 30 July 2009 07:21
		Re: pixel value to x and y position By: David Fanning on Thu, 30 July 2009 06:25
		Re: pixel value to x and y position By: MichaelT on Thu, 30 July 2009 05:18
		Re: pixel value to x and y position By: marknolan2006 on Fri, 31 July 2009 00:45

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