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Re: plot [message #80938 is a reply to message #7831]

Sat, 21 July 2012 12:59

d.poreh
Messages: 406
Registered: October 2007

Senior Member

On Saturday, July 21, 2012 11:10:23 AM UTC-7, David Fanning wrote:
> dave poreh writes:
>
> > I did something like this, but still not working!!!
> >
> > pro read_several_png
> > cd,'D:\p\'
> > pathName="D:\p\"
> > List = findfile(pathName+"*.png")
> > nosFiles=N_ELEMENTS(List)
> > data = ptrarr(nosFiles)
> > outfile = STRARR(nosFiles)
> >
> > for i = 0, nosFiles - 1 do begin
> > x=read_png(list[i],rpal,gpal,bpal)
> > rootname = File_Basename(list[i], '.png')
> > data[i] = ptr_new(x)
> > endfor
> >
> > ps_start, pagetype='a4'
> > !p.multi=[0,3,9]
> > for j=0,26 do cgimage, data[j]
> > !p.multi=0
> > ps_end
> > end
>
> I would try dereferencing your pointer. :-)
>
> *data[j]
>
> Also, you may want more or less space between images.
> The MultiMargin keyword to cgImage can be used to
> adjust this to suit you.
>
> Cheers,
>
> David
>
>
> --
> David Fanning, Ph.D.
> Fanning Software Consulting, Inc.
> Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
> Sepore ma de ni thui. ("Perhaps thou speakest truth.")

Thanks David, works well:-)
Cheers,
Dave

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[Message index]

		plot By: collier on Fri, 10 January 1997 00:00
		Re: plot By: David Fanning on Thu, 20 November 2003 05:52
		Re: plot By: Jeremy Bailin on Sat, 31 October 2009 07:39
		Re: plot By: pgrigis on Fri, 30 October 2009 13:57
		Re: plot By: David Fanning on Fri, 30 October 2009 13:47
		Re: plot By: pgrigis on Fri, 30 October 2009 12:58
		Re: plot By: David Fanning on Fri, 30 October 2009 12:39
		Re: plot By: pgrigis on Fri, 30 October 2009 12:32
		Re: plot By: R.G.Stockwell on Fri, 30 October 2009 11:53
		Re: plot By: Thibault Garel on Fri, 30 October 2009 09:50
		Re: plot By: David Fanning on Fri, 30 October 2009 09:33
		Re: plot By: Thibault Garel on Fri, 30 October 2009 09:23
		Re: plot By: rogass on Mon, 02 November 2009 15:25
		Re: plot By: David Fanning on Fri, 30 October 2009 08:01
		Re: plot By: Thibault Garel on Fri, 30 October 2009 07:25
		Re: plot By: David Fanning on Fri, 30 October 2009 06:06
		Re: plot By: Thibault Garel on Fri, 30 October 2009 05:55
		Re: plot By: David Fanning on Fri, 30 October 2009 05:11
		Re: plot By: pgrigis on Tue, 03 November 2009 06:41
		Re: plot By: greg.addr on Thu, 05 November 2009 03:35
		Re: plot By: rogass on Mon, 30 November 2009 23:56
		Re: plot By: David Fanning on Tue, 01 December 2009 05:08
		Re: Plot By: David Fanning on Fri, 09 December 2011 12:44
		Re: Plot By: David Fanning on Fri, 09 December 2011 12:34
		Re: Plot By: Russell[1] on Fri, 09 December 2011 12:23
		Re: Plot By: d.poreh on Fri, 09 December 2011 11:46
		Re: Plot By: d.poreh on Fri, 09 December 2011 10:28
		Re: Plot By: Russell[1] on Fri, 09 December 2011 08:09
		Re: Plot By: David Fanning on Fri, 09 December 2011 07:38
		Re: Plot By: d.poreh on Tue, 13 December 2011 10:20
		Re: Plot By: d.poreh on Mon, 19 December 2011 05:10
		Re: Plot By: Mark Piper on Tue, 13 December 2011 08:18
		Re: Plot By: d.poreh on Sat, 10 December 2011 06:09
		Re: Plot By: David Fanning on Sat, 10 December 2011 06:39
		Re: plot By: d.poreh on Sat, 21 July 2012 12:59
		Re: plot By: David Fanning on Sat, 21 July 2012 11:10
		Re: plot By: d.poreh on Sat, 21 July 2012 11:01
		Re: plot By: lecacheux.alain on Sat, 21 July 2012 06:44
		Re: plot By: David Fanning on Sat, 21 July 2012 06:14
		Re: Plot By: d.poreh on Fri, 15 February 2013 05:52
		Re: Plot By: David Fanning on Fri, 15 February 2013 05:40

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