[scilab-Users] Graphic images

Stefan Du Rietz sdr at durietz.se
Mon Dec 22 11:55:20 CET 2008


On 2008-12-22 11:11, Stefan Du Rietz wrote:
--------------------
> On 2008-12-20 00:40, Sylvestre Ledru wrote:
> --------------------
>> Le samedi 20 décembre 2008 à 00:32 +0100, Stefan Du Rietz a écrit :
>>> On 2008-12-20 00:20, Sylvestre Ledru wrote:
>>> --------------------
>>>
>>>
>>>
>>>>> But my Scilab 5 figures do not get better. I had a faint
>>>>> feeling that my problem was due to bad precision in Scilab
>>>>> 5.
>>>> Technically, on the overall (ie, if you don't consider new bugs),
>>>> Scilab's precision under Linux 32 bits improved since we moved from
>>>> extended to double precision.
>>>>
>>>>
>>>> Can you show the precision issues that you are getting ?
>>>> Sylvestre
>>>>
>>>>
>>> But I am using Windows XP (at the moment...).
>> Well, the url on the wiki about precision only occurs under Linux 32 
>> bits. ;)
>> Under Windows, numerical results should be the same from version 4 to 5.
>>
>>
>>> Maybe it is in the graphics after all: I use the same numbers för the 
>>> x-values of both polylines, but they differ in the figure anyhow.
>> Can you report a bug on http://bugzilla.scilab.org/ with your code, the
>> output with Scilab 4 and 5 ?
>>
>> Thanks
>> S
>>
>>
>>
> I have now sent three sci-files and one data file you need to reproduce 
> the bug and see the difference between Scilab 4 and 5. Feel free to 
> contact me any time.
> 
> Regards
> Stefan
> 
In Scilab 5, even the x-grid lines don't fit the x-ticks! 
And the axes are displaced. It is all very evident in my 
plot with original x-data.

/Stefan




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