comp.lang.idl-pvwave archive: archive » how to deal with problem:Loop limit expression too large for loop variable type.

Home » Public Forums » archive » how to deal with problem:Loop limit expression too large for loop variable type.

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

Re: how to deal with problem:Loop limit expression too large for loop variable type. [message #59716 is a reply to message #59652]

Sat, 05 April 2008 06:07

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

armand.jongen@gmail.com writes:

> On 5 apr, 08:13, Magic.Z...@gmail.com wrote:
>> OK, I get that, seem I always some details in programming. thank you!
>
> But you better use the WHERE function for problems like these:
>
> locs = WHERE((Seg_Grey_Image LE 255) AND (Seg_Grey_Image GE 240))
> Seg_Grey_Image[locs]=255
>
> Do not forget to also look at the minimum and maximum operator < and
>> , or the memory efficient variants <= and >= . They might give you
> more ideas to solve your problems.

And as long as you are paying all this money for the
self-improvement course, have a look at compile options
defint32 and strictarr. Those won't hurt you any, either. :-)

Cheers,

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

Report message to a moderator

[Message index]

		how to deal with problem:Loop limit expression too large for loop variable type. By: Magic.Zhou on Fri, 04 April 2008 05:08
		Re: how to deal with problem:Loop limit expression too large for loop variable type. By: Magic.Zhou on Sun, 06 April 2008 05:19
		Re: how to deal with problem:Loop limit expression too large for loop variable type. By: David Fanning on Sat, 05 April 2008 06:07
		Re: how to deal with problem:Loop limit expression too large for loop variable type. By: armand.jongen on Sat, 05 April 2008 01:24

Previous Topic:	How to change the 3D visual angel?
Next Topic:	Extract elements from floating-point array

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Sat Oct 18 10:26:06 PDT 2025

Total time taken to generate the page: 0.32031 seconds