Fawkes API
Fawkes Development Version
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22 #include "joint_thread.h"
24 #include <ros/this_node.h>
25 #include <sensor_msgs/JointState.h>
38 :
Thread(
"RosJointThread",
Thread::OPMODE_WAITFORWAKEUP),
51 ros_pub_ =
rosnode->advertise<sensor_msgs::JointState>(
"/joints", 100);
54 for (std::list<JointInterface *>::iterator it = ifs_.begin(); it != ifs_.end(); ++it) {
70 for (std::list<JointInterface *>::iterator it = ifs_.begin(); it != ifs_.end(); ++it) {
79 if (strncmp(type,
"JointInterface", INTERFACE_TYPE_SIZE_) != 0)
85 logger->
log_warn(name(),
"Failed to open %s:%s: %s", type,
id, e.
what());
89 bbil_add_data_interface(interface);
91 ifs_.push_back(interface);
93 blackboard->
close(interface);
94 logger->
log_warn(name(),
"Failed to register for %s:%s: %s", type,
id, e.
what());
101 unsigned int instance_serial)
throw()
103 conditional_close(interface);
108 unsigned int instance_serial)
throw()
110 conditional_close(interface);
114 RosJointThread::conditional_close(
Interface *interface)
throw()
121 std::list<JointInterface *>::iterator it;
122 for (it = ifs_.begin(); it != ifs_.end(); ++it) {
123 if (*interface == **it) {
124 if (!interface->has_writer() && (interface->num_readers() == 1)) {
126 bbil_remove_data_interface(*it);
128 blackboard->
close(*it);
143 sensor_msgs::JointState joint_state;
145 joint_state.name.push_back(jiface->
id());
146 joint_state.position.push_back(jiface->
position());
147 joint_state.velocity.push_back(jiface->
velocity());
148 ros_pub_.publish(joint_state);
virtual void register_listener(BlackBoardInterfaceListener *listener, ListenerRegisterFlag flag=BBIL_FLAG_ALL)
Register BB event listener.
void read()
Read from BlackBoard into local copy.
virtual void bb_interface_created(const char *type, const char *id)
BlackBoard interface created notification.
LockPtr< ros::NodeHandle > rosnode
Central ROS node handle.
virtual void unregister_listener(BlackBoardInterfaceListener *listener)
Unregister BB interface listener.
BlackBoard interface listener.
RosJointThread()
Constructor.
const char * id() const
Get identifier of interface.
virtual ~RosJointThread()
Destructor.
float velocity() const
Get velocity value.
void bbio_add_observed_create(const char *type_pattern, const char *id_pattern="*")
Add interface creation type to watch list.
virtual void bb_interface_writer_removed(fawkes::Interface *interface, unsigned int instance_serial)
A writing instance has been closed for a watched interface.
virtual void log_warn(const char *component, const char *format,...)
Log warning message.
virtual void bb_interface_reader_removed(fawkes::Interface *interface, unsigned int instance_serial)
A reading instance has been closed for a watched interface.
virtual void close(Interface *interface)=0
Close interface.
virtual void finalize()
Finalize the thread.
Fawkes library namespace.
virtual void register_observer(BlackBoardInterfaceObserver *observer)
Register BB interface observer.
Base class for all Fawkes BlackBoard interfaces.
JointInterface Fawkes BlackBoard Interface.
virtual const char * what() const
Get primary string.
Thread class encapsulation of pthreads.
virtual void unregister_observer(BlackBoardInterfaceObserver *observer)
Unregister BB interface observer.
BlackBoard * blackboard
This is the BlackBoard instance you can use to interact with the BlackBoard.
virtual std::list< Interface * > open_multiple_for_reading(const char *type_pattern, const char *id_pattern="*", const char *owner=NULL)=0
Open multiple interfaces for reading.
float position() const
Get position value.
virtual void init()
Initialize the thread.
void bbil_add_data_interface(Interface *interface)
Add an interface to the data modification watch list.
virtual void update_listener(BlackBoardInterfaceListener *listener, ListenerRegisterFlag flag=BBIL_FLAG_ALL)
Update BB event listener.
virtual void bb_interface_data_changed(fawkes::Interface *interface)
BlackBoard data changed notification.
Base class for exceptions in Fawkes.