Re: [Playerstage-users] symbol lookup error: undefined symbol:

[Rebble <hyy...@16...>]

Hello,
  i cann't quite catch your meaning. It seems thar the 'master'and other
robots stiill heve to use the same port , doesn't it? So this doesn't solve
my problem.
  And what about the powerproxy? I have put it here for several days.
  Thanx in advance.
                     Re. 

Toby Collett-3 wrote:
> 
> With regard the opaque device, one of your robots should provide it on a
> given port, the other should act as a client and require it. The same goes
> for the blackboard, this type of communication requires either a 'master'
> robot that everyone communicates through, or a non robot player server
> that
> is used for communication...
> 
> 
> Toby
> 
> 2009/4/14 Rebble <hyy...@16...>
> 
>>
>> Hi Toby:
>>    The version of Player and Stage are both 2.1.1.Without the power
>> device,
>> stage works well. Is it because that the power device can only be used
>> with
>> real robots? If i want to obtain the residual energy in stage, must i
>> write
>> an energy model?
>>   And another question. Because the opaque proxy must use the same port
>> such as 6665, but exept communication i have to make the robot do
>> something
>> else. So sharing the same port will be a conflict. How could i do to
>> solve
>> this problem?If i use the blackboard proxy you have suggested to me, when
>> i
>> compile the control program, i get the error:‘class
>> PlayerCc::BlackBoardProxy’doesn't have a member named  'GetEntry'.The .cc
>> file is here:
>> #include <libplayerc++/playerc++.h>
>> #include<stdio.h>
>> #include <libplayerc/playerc.h>
>> #include <iostream>
>> #include "args.h"
>> using namespace PlayerCc;
>> using namespace std;
>>
>> int
>> main(int argc, char *argv[] )
>> {
>>  parse_args(argc,argv);
>> PlayerClient r1("localhost",6665);//
>> Position2dProxy pp1(&r1);
>> BlackBoardProxy bb1(&r1);
>> player_blackboard_entry_t bb1Data;
>>
>> PlayerClient r2("localhost",6666);//
>> Position2dProxy pp2(&r2);
>> BlackBoardProxy bb2(&r2);
>> player_blackboard_entry_t bb2Data;
>> player_blackboard_entry_t bb1GetData;
>> player_blackboard_entry_t bb2GetData;
>> bb1Data.data = new uint8_t[3];
>> bb1Data.data_count = 3;
>>  bb1Data.data[0]='a';
>>  bb1Data.data[1]='1';
>>  bb1Data.data[2]='c';
>> bb1.SetEntry(bb1Data);
>> for(;;)//r1.Read() ususlly can't success one time ,so need for()
>> {
>>   r1.Read();
>>  if(bb2.IsFresh())
>>    break;
>> }
>> bb2GetData=bb2.GetEntry();
>> cout<< bb2GetData.data[0]<<endl;
>> return 0;
>> }
>>    Thanx for your patience!
>>                             Re.
>>
>> Toby Collett-3 wrote:
>> >
>> > That symbol is
>> > c++filt _ZN14InterfacePowerC1E14player_devaddrP9StgDriverP10ConfigFilei
>> > InterfacePower::InterfacePower(player_devaddr, StgDriver*, ConfigFile*,
>> > int)
>> >
>> > This looks fine in the code, which version of player and stage are you
>> > running, and does stage work without the power device?
>> >
>> > Toby
>> >
>> > 2009/4/12 Rebble <hyy...@16...>
>> >
>> >>
>> >> Is there any one can give me a hand? thanx very much!!
>> >>
>> >> Rebble wrote:
>> >> >
>> >> > Hello all:
>> >> >    i run a program to test the use of power proxy. when i open the
>> >> server
>> >> > side ,type: player tpower.cfg,i get :
>> >> >  Stage driver creating 1 device
>> >> >    6665.42.0 is "table"
>> >> >   Stage driver creating 3 devices
>> >> >    6665.4.0 is "r0"
>> >> >    6665.5.0 is "r0.ranger:0"
>> >> >    6665.6.0 is "r0.laser:0"
>> >> >   Stage driver creating 1 device
>> >> >  6665.2.0 is player: symbol lookup error:
>> >> > /home/hyy/moveturn/./libstageplugin.so: undefined symbol:
>> >> >  _ZN14InterfacePowerC1E14player_devaddrP9StgDriverP10ConfigFilei
>> >> > This is my .cfg and .world file:
>> >> > driver
>> >> >  (
>> >> >   name "stage"
>> >> >   provides ["simulation:0"]
>> >> >   plugin "libstageplugin"
>> >> >   worldfile "tpower.world"
>> >> >  )
>> >> >  driver( name "stage" provides ["map:0" ] model "table" )
>> >> >  # robot 0
>> >> > driver(
>> >> >   name "stage"
>> >> >   provides [ "position2d:0" "sonar:0" "laser:0" ]
>> >> >   model "r0"
>> >> >  )
>> >> >  driver
>> >> > ( name "stage"
>> >> >   provides [ "power:0"]
>> >> > )
>> >> >
>> >> > driver
>> >> > (
>> >> >   name "nd"
>> >> >   provides ["position2d:1"]
>> >> >   requires ["output::6665:position2d:0" "input::6665:position2d:0"
>> >> > "laser:0" "sonar:0"]
>> >> >   max_speed [2.0 30.0]
>> >> >   min_speed [0.5 15.0]
>> >> >   wait_on_stall 1
>> >> > )
>> >> > .world file
>> >> >  resolution     0.02
>> >> >  interval_sim 100
>> >> >  include "pioneer.inc"
>> >> >  include "map.inc"
>> >> >  include "sick.inc"
>> >> >
>> >> >  size [40 20 ]
>> >> >  gui_disable 0
>> >> >  gui_interval 100
>> >> >  gui_menu_interval 20
>> >> >
>> >> >  window(
>> >> >   size [ 250.000 300.000 ]
>> >> >   center [2 3]
>> >> >   scale 0.02
>> >> >  )
>> >> >  map(
>> >> >   bitmap "bitmaps/table.png"
>> >> >   map_resolution 0.02
>> >> >   size [30 18]
>> >> >   name "table"
>> >> >  )
>> >> >  define p2dx pioneer2dx
>> >> >  (
>> >> >   laser()
>> >> >   blobfinder()
>> >> >  fiducialfinder(range_max 8 range_max_id 5 )
>> >> >  )
>> >> >  p2dx
>> >> >  (
>> >> >   name "r0"
>> >> >   pose [4.0 3.0 0]
>> >> >   color "blue"
>> >> >  )
>> >> > could anyone give me some hint?? Thanx !
>> >> >                        Re.
>> >> >
>> >> >
>> >>
>> >> --
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>> >>
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>> >>
>> >>
>> >>
>> >>
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