Re: cairo terminals and aspect ratio

[<tim...@lp...>]

Timothée Lecomte a écrit :
> Ethan A Merritt a écrit :
>   
>> On Monday 19 November 2007 23:23, you wrote:
>>   
>>     
>>>> It looks like the aspect ratio code is broken in
>>>> all of the cairo-based terminals including wxt.
>>>>       
>>>>         
>>> term->xmax and term->ymax are updated in *_graphics(), the latter also 
>>> calls *_set_font() which sets term->h_tic, v_tic, v_char, h_char, based 
>>> on the font size.
>>>
>>> For me it works:
>>>
>>> set term wxt
>>> set size square
>>> set polar
>>> plot 1
>>>
>>> ...gives a square circle.
>>> Could you give the whole sequence of commands you use ?
>>>     
>>>       
>> lascaux [1007] ./gnuplot
>>
>>         G N U P L O T
>>         Version 4.3 patchlevel CVS-16Nov2007
>>         last modified Sun Nov 18 20:51:17 PST 2007
>>         System: Linux 2.6.12-24mdksmp
>>
>>         Copyright (C) 1986 - 1993, 1998, 2004, 2007
>>         Thomas Williams, Colin Kelley and many others
>>
>>         Type `help` to access the on-line reference manual.
>>         The gnuplot FAQ is available from
>>                 http://www.gnuplot.info/faq/
>>
>>         Send comments and help requests to  <gnu...@li...>
>>         Send bug reports and suggestions to <gnu...@li...>
>>
>>
>> Terminal type set to 'wxt'
>> gnuplot> set size square
>> gnuplot> plot sin(x)
>> gnuplot> set term pngcairo
>> Terminal type set to 'pngcairo'
>> Options are ' size 640, 480 '
>> gnuplot> set output 'pngcairo_1.png'
>> gnuplot> replot
>> gnuplot> show size
>>
>>         size is scaled by 1,1
>>         Try to set aspect ratio to 1:1.0
>>
>>   
>>     
>>> And it works in pfdcairo and pngcairo too...
>>>     
>>>       
>> I got your command sequence to work using a 1 Aug 2007 build
>> from CVS, but it does not work using the current cvs. 
>> Something must have broken.   
>>
>> I guess I'll have to sample from the cvs tree for the last 
>> 3 months and see what happened.
>>   
>>     
>
> Hmm, I just tried with current CVS and I get the said problem. The 
> previous version I had was only a few days old.
>
> Timothée
Ok, found the typo ! I'll commit the fix as soon as I come back from my 
meeting tonight.

Timothée