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Re: For loop avoidance - getting indices of real space [message #81155 is a reply to message #81151]

Fri, 24 August 2012 07:41

lecacheux.alain
Messages: 325
Registered: January 2008

Senior Member

Le vendredi 24 août 2012 16:25:03 UTC+2, simu...@gmail.com a écrit :
> On Friday, August 24, 2012 5:32:05 AM UTC-4, alx wrote:
>
>> Le jeudi 23 août 2012 22:58:48 UTC+2, simu...@gmail.com a écrit :
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>>
>
>> If I understand well your problem, a solution might be:
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>> IDL> coord = [ [lindgen(xcells)#replicate(1,ycells*zcells)], $
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>> IDL> [lindgen(ycells)#replicate(1,xcells*zcells)], $
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>> IDL> [lindgen(zcells)#replicate(1,xcells*ycells)] ]
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>> IDL> coord = reform(coord,ncells,3,/OVER)
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>> alain.
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> This seems like a great idea, but IDL won't let me concatenate arrays like this. The above produces the error message:
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> % Unable to concatenate variables because the dimensions do not agree: <LONG Array[10,300]>.
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> Can you think of another way to form those coordinates?
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> Thanks,
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> Christina

Sorry, I missed one step: I should have rather written:

IDL> coord = [ reform([lindgen(xcells)#replicate(1,ycells*zcells),ncells]), $
IDL> reform([lindgen(ycells)#replicate(1,xcells*zcells)],ncells), $
IDL> reform([lindgen(zcells)#replicate(1,xcells*ycells)],ncells) ]

alain.

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[Message index]

		Re: For loop avoidance - getting indices of real space By: Yngvar Larsen on Mon, 27 August 2012 03:37
		Re: For loop avoidance - getting indices of real space By: lecacheux.alain on Fri, 24 August 2012 07:41
		Re: For loop avoidance - getting indices of real space By: simulana on Fri, 24 August 2012 07:42
		Re: For loop avoidance - getting indices of real space By: simulana on Fri, 24 August 2012 07:25
		Re: For loop avoidance - getting indices of real space By: lecacheux.alain on Fri, 24 August 2012 02:32

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