[Scilab-Dev] Scilab-5 and rendering a plot under linux

[Vincent COUVERT]

These NullPointerException should no more occur, I fixed this bug 
yesterday evening.

Vincent

Collette Yann a écrit :
> Collette Yann a écrit :
>> Hello,
>>
>> I've still a lot of problem to render a plot under linux 
>> mandriva-2008.0. I'm an unlucky owner of an ati radean 9200 PRO 
>> graphic card.
>> I've tried to install the latest ati driver obtained from ati.amd.com 
>> and scilab-5 hangs when I tried to plot a simple curve (see bug 
>> http://www.scilab.org/cgi-bin/bugzilla_bug_II/show_bug.cgi?id=2657).
>> So I decided to switch to the x.org ati driver.
>> First try: I removed the Load "glx" and Load "dri" options with the 
>> "radeon" driver.
>> When I enter the command plot(X,Y), an empty plot windows pops up and 
>> an error message appears in the console (something like "can't find 
>> GLX ...").
>> Second try: I added the Load "glx" option and then, the plot windows 
>> appears and a loop  of error messages (related to java) appears in 
>> the console. The list of messages ended with:
>> Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: 
>> Java heap space
>>
>> I join a log of the error messages (the log is gzipped and weight 
>> 11Mo ungzipped !).
>>
>> Yann COLLETTE
> Hello,
>
> Ah ah ! Something has changed since this morning.
> Here are the messages I see in the bash console when I start scilab 
> (these messages where not here this morning):
>
> Could not enable OpenGL pipeline for default config on screen 0
> Set the EventHandler status  of figure 0 to false
> Exception in thread "main" java.lang.NullPointerException
>        at 
> org.scilab.modules.gui.bridge.CallScilabBridge.setEventHandlerEnabled(Unknown 
> Source)
> Set the EventHandler of figure 0 to
> Exception in thread "main" java.lang.NullPointerException
>        at 
> org.scilab.modules.gui.bridge.CallScilabBridge.setEventHandler(Unknown 
> Source)
> Set the EventHandler status  of figure 0 to false
> Exception in thread "main" java.lang.NullPointerException
>        at 
> org.scilab.modules.gui.bridge.CallScilabBridge.setEventHandlerEnabled(Unknown 
> Source)
> Set the EventHandler status  of figure 0 to false
> Set the EventHandler of figure 0 to
> Set the EventHandler status  of figure 0 to false
>
>
> Now, When  do a plot(X,Y), here is the window I see (without any 
> infinite loop) (see included image).
> All the points of the curve are here ... but in disorder :-)
>
> YC
>
>
>
> ------------------------------------------------------------------------
>

-- 
==============================================
Vincent COUVERT
Centre de Recherche INRIA Paris-Rocquencourt
Domaine de Voluceau - B.P. 105
78153 Le Chesnay Cedex
==============================================
Equipe Projet SCILAB
Bâtiment 1B - Bureau 013
Email : vincent.couvert at inria.fr
Tél : +33 (0)1 39 63 54 46
Fax : +33 (0)1 39 63 55 94
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