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Re: the sky is falling down again [message #52365 is a reply to message #52359]

Tue, 30 January 2007 09:01

Foldy Lajos
Messages: 268
Registered: October 2001

Senior Member

On Tue, 30 Jan 2007, Reimar Bauer wrote:

> Hi all
>
> here is another example which is very funny if you see it the first time
>
> a=indgen(10)*1D-7
> b=a
> plot,a,b,psym=1
> oplot,[0,10],[0,10]
>
> because the coordination system is defined by plot it could be a bug too
> and not only a question about precisions
>
>
> Any idea what is happen here?
>
> Cheers
> Reimar
>

add after plot:

print, 'normal x coord:', !x.s[0]+!x.s[1]*10.
print, 'device x coord:', (!x.s[0]+!x.s[1]*10.)*!d.x_size

you will get:

normal x coord: 8781250.3
device x coord: 5.6200002e+09

The pixel value is greater than the max. value for a 32 bit integer,
so anything can happen.

regards,
lajos

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[Message index]

		Re: the sky is falling down again By: JD Smith on Wed, 31 January 2007 12:15
		Re: the sky is falling down again By: David Fanning on Wed, 31 January 2007 11:53
		Re: the sky is falling down again By: news.qwest.net on Wed, 31 January 2007 11:37
		Re: the sky is falling down again By: news.qwest.net on Wed, 31 January 2007 11:33
		Re: the sky is falling down again By: Bob[3] on Wed, 31 January 2007 11:28
		Re: the sky is falling down again By: Mike[2] on Wed, 31 January 2007 11:04
		Re: the sky is falling down again By: Mike[2] on Wed, 31 January 2007 10:54
		Re: the sky is falling down again By: news.qwest.net on Wed, 31 January 2007 10:52
		Re: the sky is falling down again By: Bob[3] on Wed, 31 January 2007 10:40
		Re: the sky is falling down again By: David Fanning on Wed, 31 January 2007 10:30
		Re: the sky is falling down again By: news.qwest.net on Wed, 31 January 2007 10:09
		Re: the sky is falling down again By: R.Bauer on Wed, 31 January 2007 05:35
		Re: the sky is falling down again By: Kenneth Bowman on Tue, 30 January 2007 06:11
		Re: the sky is falling down again By: JD Smith on Tue, 30 January 2007 09:51
		Re: the sky is falling down again By: Foldy Lajos on Tue, 30 January 2007 09:01
		Re: the sky is falling down again By: news.qwest.net on Tue, 30 January 2007 08:28
		Re: the sky is falling down again By: edward.s.meinel@aero. on Tue, 30 January 2007 07:53
		Re: the sky is falling down again By: Vince Hradil on Tue, 30 January 2007 07:05
		Re: the sky is falling down again By: Paolo Grigis on Tue, 30 January 2007 07:01
		Re: the sky is falling down again By: Haje Korth on Tue, 30 January 2007 06:29
		Re: the sky is falling down again By: JD Smith on Wed, 31 January 2007 12:17
		Re: the sky is falling down again By: R.Bauer on Thu, 01 February 2007 04:26
		Re: the sky is falling down again By: edward.s.meinel@aero. on Thu, 01 February 2007 10:58
		Re: the sky is falling down again By: R.Bauer on Thu, 01 February 2007 04:45

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