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From: "Alex Taylor" <alex.taylorREMOVE.THIS@mathworks.com>
Newsgroups: comp.soft-sys.matlab
Subject: Re: impoint slow with on large figure/image
Date: Thu, 11 Jun 2009 20:27:02 +0000 (UTC)
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"Abe Lau" <abe@nonexistancegmail.com> wrote in message <gdohns$foe$1@fred.mathworks.com>...
> Dear all,
> I am trying to use the function "impoint" to create user draggable points where some calculation is based upon on an GUI.  However, I found that with a large image, the selection of point is not very responsive, with the first left click end up dragging the point instead of setting it initially.
> 
> e.g.
> 
> test = zeros(3000,3000);
> figure; imshow(test, []);
> pt    = impoint;
> 
> Is it an expected behavior, or is there any workaround for it?
> Thanks,
> Abe

Abe,

Thank you for reporting this issue. This is a bug that we are addressing in a future release.

Thanks,

Alex.