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Re: A whine about default device settings [message #58717 is a reply to message #58630]

Mon, 11 February 2008 10:34

Kenneth P. Bowman
Messages: 585
Registered: May 2000

Senior Member

In article
<c2b95dea-5ffe-403d-9e5e-7851aed78324@d4g2000prg.googlegroups.com>,
Bob Crawford <Snowman42@gmail.com> wrote:

> On Feb 9, 4:42�pm, "Kenneth P. Bowman" <k-bow...@null.edu> wrote:
>> The new 24-bit Z-buffer device is nice for generating graphics on a
>> device without a display, as is common with servers, for example. �It is
>> easier to configure and use than Xvfb, for example.
>>
>> Unfortunately, some of the default device settings are different between
>> the Z-buffer device and the X-Windows device. �(I haven't checked the
>> WIN device because I don't have a Windows machine).
>>
>> IDL> window, xsize=1024, ysize=768
>> IDL> help, !d, /str
>> ** Structure !DEVICE, 17 tags, length=84, data length=84:
>> � �NAME � � � � � �STRING � �'X'
>> � �X_CH_SIZE � � � LONG � � � � � � � � 6
>> � �Y_CH_SIZE � � � LONG � � � � � � � �10
>> IDL> set_plot, 'z'
>> IDL> device, set_resolution = [1024, 768], set_pixel_depth = 24
>> IDL> help, !d, /str
>> ** Structure !DEVICE, 17 tags, length=84, data length=84:
>> � �NAME � � � � � �STRING � �'Z'
>> � �X_CH_SIZE � � � LONG � � � � � � � � 8
>> � �Y_CH_SIZE � � � LONG � � � � � � � �12
>>
>
> Win (note: v6.4) values:
>
> IDL> window, xsize=1024, ysize=768
> IDL> help, !d, /str
> ** Structure !DEVICE, 17 tags, length=84, data length=84:
> NAME STRING 'WIN'
> X_CH_SIZE LONG 7
> Y_CH_SIZE LONG 10
> X_PX_CM FLOAT 32.0000
> Y_PX_CM FLOAT 32.0000
>
>
> Fun-wow! :D

Oh good, the X, Z, and WIN devices all have different default character
sizes and pixels per centimeter.

Ken

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[Message index]

		Re: A whine about default device settings By: Bob[3] on Mon, 11 February 2008 08:59
		Re: A whine about default device settings By: Craig Markwardt on Mon, 11 February 2008 05:51
		Re: A whine about default device settings By: Kenneth P. Bowman on Sun, 10 February 2008 19:18
		Re: A whine about default device settings By: David Fanning on Sun, 10 February 2008 11:43
		Re: A whine about default device settings By: Kenneth P. Bowman on Mon, 11 February 2008 10:34

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