[Robotics] robotics example

Nicolas Lassabe Nicolas.Lassabe at onera.fr
Mon Jan 18 09:06:45 CET 2010


Hi,

Could you check if you have the blender 2.49 for python 2.6 because 
there is also blender 2.49 for 2.5 ?
But I don't think the problem from this... Could you give us also the 
repository version you have ?

thanks,
Nicolas

On 01/16/2010 03:58 AM, Breno Carneiro Pinheiro wrote:
> Hi, thanks for your support!!! I installed python 2.6.4 and I'm using 
> blender 2.49b.
>
> I grab the first scenarii in ors dir and the following steps before 
> press P on blender environment is below:
>
>
> root at breno-HP:/usr/local/blender# yarp server &
> [5] 31759
> yarp: Port /root active at tcp://192.168.1.3:10000 
> <http://192.168.1.3:10000>
> Name server can be browsed at http://192.168.1.3:10000/
> root at breno-HP:/usr/local/blender# yarp: Bootstrap server listening at 
> mcast://224.2.1.1:10001 <http://224.2.1.1:10001>
>
> root at breno-HP:/usr/local/blender# Detected GL_ARB_texture_env_combine
> Detected GL_ARB_texture_cube_map
> Detected GL_ARB_multitexture
> Detected GL_ARB_vertex_program
> Detected GL_ARB_depth_texture
> Detected GL_EXT_separate_specular_color
> shaders not supported!
>
>
> Then I press P and I got:
> Blender Game Engine Started
>
> Python script error from controller "Initialize#CONTR#1":
> Traceback (most recent call last):
>   File "Scene_Initialize.py", line 16, in <module>
>   File 
> "/home/breno/Diversos/ors/scripts/middleware/independent/IndependentBlender.py", 
> line 16, in <module>
>     from middleware.yarp.YarpBlender import *
>   File 
> "/home/breno/Diversos/ors/scripts/middleware/yarp/YarpBlender.py", line 96
>     except KeyError as detail:
>                      ^
> SyntaxError: invalid syntax
> Python script error from controller "Initialize#CONTR#1":
> Traceback (most recent call last):
>   File "Basic_Init.py", line 2, in <module>
> KeyError: 'requested item "motion_actuator" does not exist'
> XIO:  fatal IO error 11 (Resource temporarily unavailable) on X server 
> ":0.0"
>       after 5794 requests (5794 known processed) with 0 events remaining.
>
>
> I think is missing a lot of thing because all others example is not 
> working with deferents errors each one. But please help to solve one 
> by one so that I can start doing by myself.
>
>
> Thanks for all,
>
> Breno
>
>
> 2010/1/15 Gilberto Echeverria <gilberto.echeverria at laas.fr 
> <mailto:gilberto.echeverria at laas.fr>>
>
>     Hi Breno,
>
>     I just tried to find out what could be the problem, and honestly I
>     couldn't make that code work myself. The blender file you are
>     using is a bit outdated now, since we have made lots of changes to
>     the whole framework. Our yarp-blender bindings have changed a lot,
>     and so, they don't work anymore with this file.
>
>     Can you try downloading the latest files from:
>     https://code.launchpad.net/~blender-for-robotics/openrobots-simulator/ors
>     <https://code.launchpad.net/%7Eblender-for-robotics/openrobots-simulator/ors>
>     To install, the instructions are in:
>     https://answers.launchpad.net/openrobots-simulator/+faq/844
>
>     Let us know if you have any problems installing or running this code.
>     All the best.
>
>     Gilberto
>
>
>
>     On 01/14/2010 03:05 AM, Breno Carneiro Pinheiro wrote:
>>     Hi Nicolas, I tried what you said but I still get some repeatedly
>>     import errors as the messages below:
>>
>>     ImportError: No module named middleware.yarp
>>     Python script error from controller "object_pick#CONTR#4":
>>     Traceback (most recent call last):
>>       File "object_pick", line 4, in <module>
>>     AttributeError: 'module' object has no attribute 'selectedObject'
>>     Python script error from controller "object_pick#CONTR#4":
>>     Traceback (most recent call last):
>>       File "object_pick", line 4, in <module>
>>     AttributeError: 'module' object has no attribute 'selectedObject'
>>     Python script error from controller "object_pick#CONTR#4":
>>     Traceback (most recent call last):
>>       File "object_pick", line 4, in <module>
>>     AttributeError: 'module' object has no attribute 'selectedObject'
>>     Python script error from controller "check_visibility#CONTR#5":
>>     Traceback (most recent call last):
>>       File "check_visibility", line 4, in <module>
>>
>>
>>     I was looking for middleware.yarp but I didn't find it yet.
>>     Another issue is why I can't edit Yarp_python_simulator.blend
>>     file. I mean I tried to change some pieces of code but It's not
>>     allowed to change anything. Do you have any idea about it? My
>>     python is 2.5.
>>
>>     Thanks agaiin
>>
>>     Breno
>>
>>
>>     2009/12/21 Nicolas Lassabe <Nicolas.Lassabe at onera.fr
>>     <mailto:Nicolas.Lassabe at onera.fr>>
>>
>>         Hi Breno,
>>
>>         Did you copy the yarp.py and _yarp.so ? Do you have the same
>>         version of python to run blender and for yarp-python ? It
>>         should be python 2.5 or 2.6.
>>
>>         $ sudo cp yarp.py /usr/lib/python2.5/site-package/
>>         $ sudo cp _yarp.so /usr/lib/python2.5/site-package/_yarp.so
>>
>>
>>         Nicolas
>>
>>
>>         Breno Carneiro Pinheiro wrote:
>>         > Hi folks I started learning a little bit about YARP and its
>>         > integration with Blender.
>>         >
>>         > I decided to run some examples like the one posted here:
>>         >
>>         http://wiki.blender.org/index.php?title=Robotics:Middleware/YARP/Python_Simulator_Example&useskin=monobook#Image_grabbing_and_output_with_YARP
>>         <http://wiki.blender.org/index.php?title=Robotics:Middleware/YARP/Python_Simulator_Example&useskin=monobook#Image_grabbing_and_output_with_YARP>
>>         >
>>         <http://wiki.blender.org/index.php?title=Robotics:Middleware/YARP/Python_Simulator_Example&useskin=monobook#Image_grabbing_and_output_with_YARP
>>         <http://wiki.blender.org/index.php?title=Robotics:Middleware/YARP/Python_Simulator_Example&useskin=monobook#Image_grabbing_and_output_with_YARP>>
>>         > but a I got a lot of difficulties to runs it properly. I'm
>>         gonna
>>         > explain what I did:
>>         >
>>         > 1 - Yarp 2.2.5 installation: passed ok! I compiled as
>>         suggested here:
>>         > http://wiki.blender.org/index.php/Robotics:Middleware/YARP and
>>         > everything looks fine!
>>         >
>>         > 2 - Yarp check is ok!
>>         >
>>         > 3 - Yarp read and write is ok!
>>         >
>>         > 4 - I set the variable  BLENDER_ROBOTICS_ROOT to
>>         > /my-path/blender_robotics/scripts where are place the files:
>>         >
>>         >
>>         > check_visibility  finalization  image_grabber_yarp
>>          initialization
>>         > middleware  object_pick  object_selection
>>          Yarp_python_simulator.blend
>>         >
>>         > and the middleware dir.
>>         >
>>         > 5 - Then I downloaded the  Yarp_python_simulator.blend
>>         that's place in
>>         > another dir.
>>         >
>>         > 6 - I open this .blend file with blender 2.49.
>>         >
>>         > 7- Then I followed the instructions on the pege mentioned. The
>>         > instructions are:
>>         >
>>         > To test that:
>>         >
>>         >     * Start | yarp server|
>>         >     * Launch | yarp read /reader|
>>         >     * Launch the GameEngine (key P)
>>         >     * Connect them with | yarp connect
>>         /blender_simu/cog_map /reader|
>>         >
>>         > everything seems to be ok until I press key P at blender
>>         environment.
>>         > When I do it a error message appear repeatedly:
>>         >
>>         > Python script error from controller "image_grabber#CONTR#6":
>>         > Traceback (most recent call last):
>>         >   File "image_grabber_yarp", line 1, in <module>
>>         > ImportError: No module named yarp
>>         > Python script error from controller "image_grabber#CONTR#6":
>>         > Traceback (most recent call last):
>>         >   File "image_grabber_yarp", line 1, in <module>
>>         > ImportError: No module named yarp
>>         > Python script error from controller "image_grabber#CONTR#6":
>>         > Traceback (most recent call last):
>>         >   File "image_grabber_yarp", line 1, in <module>
>>         > ImportError: No module named yarp
>>         > Python script error from controller "check_visibility#CONTR#5":
>>         > Traceback (most recent call last):
>>         >   File "check_visibility", line 4, in <module>
>>         > ImportError: No module named middleware.yarp
>>         >
>>         >  Then if I execute the | yarp connect /blender_simu/cog_map
>>         /reader
>>         >
>>         > |I got the message: Cannot find port named
>>         /blender_simu/cog_map
>>         >
>>         > Besides that errors I would like to know why I can't edit
>>         the scripts
>>         > at Yarp_python_simulator.blend
>>         > file. I mean when I try to change something like scriptRoot
>>         and ask
>>         > for save  It asks me: CreateNewFile and then say that is
>>         unable to
>>         > save the file.
>>         >
>>         > Could anybody give me some help on all that issues?
>>         >
>>         > Thanks a lot!!
>>         > --
>>         > Breno Carneiro Pinheiro
>>         >
>>         ------------------------------------------------------------------------
>>         >
>>         > _______________________________________________
>>         > Robotics mailing list
>>         > Robotics at blender.org <mailto:Robotics at blender.org>
>>         > http://lists.blender.org/mailman/listinfo/robotics
>>         >
>>
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>>
>>
>>
>>
>>     -- 
>>     Breno Carneiro Pinheiro
>>
>>
>>     _______________________________________________
>>     Robotics mailing list
>>     Robotics at blender.org  <mailto:Robotics at blender.org>
>>     http://lists.blender.org/mailman/listinfo/robotics
>>        
>
>
>     _______________________________________________
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>
>
>
>
> -- 
> Breno Carneiro Pinheiro
>
>
> _______________________________________________
> Robotics mailing list
> Robotics at blender.org
> http://lists.blender.org/mailman/listinfo/robotics
>    

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