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Re: cgImage in PostScrpt files [message #87259 is a reply to message #87257]

Wed, 22 January 2014 04:04

andeh
Messages: 23
Registered: April 2011

Junior Member

On Wednesday, 22 January 2014 10:25:36 UTC, iary wrote:
> Dear All,
>
>
>
> I'm trying to learn how cgImage works, to include some density plots like this
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> http://www.idlcoyote.com/gallery/density_plot.png
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>
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> in my PhD thesis.
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> Unfortunately, I need the output to be a PS file (not the best choice for cgImage because of the AlphaChannel background, I understood) but I'm not satisfied by its quality.
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> For instance, if I simply run this routine
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>
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> http://www.idlcoyote.com/gallery/density_plot.pro
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> the output looks OK in graphic window and .png, but in postscript the color-coded "pixels" are somehow "blurred", without sharp edges.
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> I played a bit with the cgImage keywords (transparent, alphaBackgroundImage, ...) but nothing is changed :(
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> How may I tackle this problem?
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> Thank you in advance,
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>
>
> iary

Hello,

Are you using Preview on a Mac to look at your PDF?

c.f. http://www.idlcoyote.com/ps_tips/maccolors.php

Cheers,

Andy

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[Message index]

		cgImage in PostScrpt files By: iary on Wed, 22 January 2014 02:25
		Re: cgImage in PostScrpt files By: David Fanning on Wed, 22 January 2014 04:03
		Re: cgImage in PostScrpt files By: andeh on Wed, 22 January 2014 04:04
		Re: cgImage in PostScrpt files By: andeh on Wed, 22 January 2014 04:06
		Re: cgImage in PostScrpt files By: David Fanning on Wed, 22 January 2014 04:16
		Re: cgImage in PostScrpt files By: iary on Wed, 22 January 2014 07:19
		Re: cgImage in PostScrpt files By: iary on Wed, 22 January 2014 07:23
		Re: cgImage in PostScrpt files By: Phillip Bitzer on Wed, 22 January 2014 08:08

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