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On 2008-12-11T08:16:39+00:00 Malshan Peiris wrote:

-- Bug description --


Scilab is unable to draw plots, contours, and any other graphics elements which 
is loaded under figure elements.
x=[0:0.1:10]:
y=sin(x);
plot(x,y) produces pops up the figure window but there's nothing i can see
same with other plot-like commands contour etc....
When running demo's under help, it shows the list under graphics but none of 
those examples shows anything visible except the blank figure window with black 
background. The background colour cannot be changed by the figure properties 
too.
when 3-d rotation is used, processor speeds up, and values "alpha", "theta" 
changes, so i guess the plot is there but the problem is i cannot see it.

java - 1.6_05
wxwidgets - 2.8
VGA - intel 945GMA using intel experimental driver on FC9 (i386)
scilab - version 5.0.3 from linux-i686 binary

do i have to compile from the sorce instead?


-- Scilab error message --


none displayed in either scilab console or terminal window


-- How to reproduce the bug --


i only need to try any plot to get this error!

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/0

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On 2009-01-02T14:48:48+00:00 hielos wrote:

This also happens for the last 4 version and the 5.0.3 version. I have
the same problem (running persistent USB Ubuntu). I also tried by just
popping out a figure window with the 'figure' command in the console. A
black window pops. I found out that there is a very slim vertical stripe
at the top which changes color whenever I switch the figure's background
color. HEEEELP!

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/1

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On 2009-01-03T12:28:13+00:00 Malshan Peiris wrote:

The SCILAB GTK which works using the scilab 4 core works fine in my pc.
I guess the problem with the scilab 5.0.3 (using java3d) is either my
graphics driver or java3d. ------------Malshan---------------

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/2

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On 2009-01-06T09:07:22+00:00 Jean-baptiste-silvy-2 wrote:

You may try to use a nightly build (developpement version for the upcoming 5.1 
version) :
http://www.scilab.org/download/index_download.php?page=nightly_builds

Unfortunately, Linux intel drivers don't work with JOGL ans then with
Scilab. However, we have created a workaround. To enable it, you just
need to input usecanvas(%t) just after starting your Scilab. You may add
this command in the scilab.start file to avoid typing it each time.

It should fix your problem but enabling usecanvas will also prenvent you
from adding uicontrols above a graphic plot. That's why we don't enable
the workaround by default for now.

Please let us know if it fix your problem.

Jean-Baptiste


Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/3

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On 2009-01-06T09:34:20+00:00 Malshan Peiris wrote:

Dear Jean-Baptiste,
 the usecanvas command gives following output:
--> usecanvas (%t)
  error 4
unidentified variable

and nothing happens
is my syntax correct?



Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/4

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On 2009-01-09T14:41:04+00:00 Jean-baptiste-silvy-2 wrote:

Could you try the last nightly build:
http://www.scilab.org/download/index_download.php?page=nightly_builds?

usecanvas is present in this release.

Thanks,
Jean-Baptiste


Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/5

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On 2009-10-21T18:01:03+00:00 Stendres wrote:

Works fine

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/9

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On 2011-08-22T19:05:13+00:00 Sylvestre-ledru wrote:

*** Bug 5502 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/11

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On 2011-08-22T19:05:23+00:00 Sylvestre-ledru wrote:

*** Bug 6315 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/12

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On 2011-08-22T19:06:13+00:00 Sylvestre-ledru wrote:

*** Bug 6727 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/13

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On 2011-08-22T19:08:41+00:00 Sylvestre-ledru wrote:

*** Bug 6894 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/14

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On 2011-08-22T19:08:52+00:00 Sylvestre-ledru wrote:

*** Bug 6999 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/15

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On 2011-08-22T19:09:27+00:00 Sylvestre-ledru wrote:

*** Bug 7290 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/16

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On 2011-08-22T19:10:17+00:00 Sylvestre-ledru wrote:

*** Bug 8043 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/17

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On 2011-08-22T19:10:59+00:00 Sylvestre-ledru wrote:

*** Bug 8303 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/18

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On 2011-08-22T19:12:10+00:00 Sylvestre-ledru wrote:

*** Bug 9667 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/19

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On 2011-08-22T19:13:54+00:00 Sylvestre-ledru wrote:

*** Bug 8275 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/20

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On 2011-08-22T19:14:03+00:00 Sylvestre-ledru wrote:

*** Bug 8198 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/21

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On 2011-08-22T19:14:44+00:00 Sylvestre-ledru wrote:

*** Bug 8119 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/22

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On 2011-08-22T19:15:20+00:00 Sylvestre-ledru wrote:

*** Bug 4723 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/23

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On 2011-08-22T19:16:17+00:00 Sylvestre-ledru wrote:

Here is a sum of the various workaround with graphic problems:

1) Update your graphic drivers

2) 
>From Scilab, try
usecanvas(%t)

3)
>From Scilab, try
system_setproperty("jogl.gljpanel.nohw","");

4) 
Try to start Scilab in "256-colour mode"

5) Wait for Scilab 5.4.0

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/24

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On 2011-10-15T15:32:04+00:00 Viktor Mileikovskyi wrote:

When I use Ubuntu 11.04 i have no problem with ACER notebooks equipped
by Intel X3100 (Extensa 5620Z, Aspire 5115Z). After upgrading to 11.10
there is a hang after a plot command.

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/25

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On 2011-10-15T18:43:31+00:00 Viktor Mileikovskyi wrote:

I try to workaround using current Nightly build scilab-
master-1318599153.bin.linux-x86_64.tar.gz. There is a same graphics
crash but the process scilab-bin after crash is unkillable. The only one
possibility to kill it is logout - login. To test I use simple command:
plot([1,2,3],[4,5,6]).

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/26

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On 2011-10-16T16:45:19+00:00 Sylvestre-ledru wrote:

(In reply to comment #21)
> When I use Ubuntu 11.04 i have no problem with ACER notebooks equipped by 
> Intel
> X3100 (Extensa 5620Z, Aspire 5115Z). After upgrading to 11.10 there is a hang
> after a plot command.

Please open a new bug report. Anyway, it is likely to be a problem with
Ubuntu and the way it handles intel graphic drivers...

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/27

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On 2011-10-21T13:42:27+00:00 Viktor Mileikovskyi wrote:

I try it on the VirtualBox. Under guest OS Ubuntu 11.10 x32 it also hangs. 
Under guest OS Ubuntu 10.04.03 it works until I install guest additions. After 
installing additions it opens Plot window and fully closes without any graphics.
I try to use official Xorg components and now I upgrade to Xorg-Edgers 
libraries. And no result...
Also I try Windows x32 version on Wine. It installs but can not start.
I try to post to Ubuntu forum http://ubuntuforums.org/showthread.php?t=1863295 
But there is no response.

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/28

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On 2011-11-04T09:59:25+00:00 Sylvestre-ledru wrote:

*** Bug 10212 has been marked as a duplicate of this bug. ***

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/29

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On 2011-11-04T15:48:01+00:00 Viktor Mileikovskyi wrote:

There is a workaround for Ubuntu 11.10 Oneiric from 
http://www.equalis.com/forums/posts.asp?topic=321201&;
Install the package libgl1-mesa-swx11 (with synaptic). This uninstalls 
libgl1-mesa-glx. 
But the comment of Bug 876195 of Ubuntu
https://bugs.launchpad.net/ubuntu/+source/scilab/+bug/876195 
say that it breaks Unity.
I try all items in gear-wheel menu of logon screen. Only "Gnome" mode failed 
using this workaround. All other choices work successfully. (But I use 
Xorg-Edgers video driver).

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/30

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On 2011-11-04T15:52:44+00:00 Sylvestre-ledru wrote:

OK, thanks. I am updating the list of workarounds

Here is a sum of the various workarounds with graphic problems:

1) Update your graphic drivers

2) 
>From Scilab, try
usecanvas(%t)

3)
>From Scilab, try
system_setproperty("jogl.gljpanel.nohw","");

4) 
Try to start Scilab in "256-colour mode"

5) If you run ubuntu 11.10, install the libgl1-mesa-swx11 packaged
instead of libgl1-mesa-glx

6) Wait for Scilab 5.4.0

Reply at: https://bugs.launchpad.net/scilab/+bug/421016/comments/31


** Changed in: scilab
       Status: Unknown => Confirmed

** Changed in: scilab
   Importance: Unknown => Critical

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Title:
  sclilab 5.1 craches when using graypolarplot

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