Revision 6168b08c examples/meka/src/mekajointinterface.cpp
| examples/meka/src/mekajointinterface.cpp | ||
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//WARNING: DO NOT CHANGE THIS; VELOCITYMODE IS NOT YET IMPLEMENTED |
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#define POSITION_CONTROL 1 |
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void MekaJointInterface::incoming_controlstate(const m3meka_msgs::M3ControlStates &control_state){
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//incoming controller status |
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for (unsigned int i = 0; i<control_state.group_name.size(); i++){
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if (control_state.group_name[i] == "head"){
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//enable/disable based on controller status |
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if (control_state.state[i] == m3meka_msgs::M3ControlStates::START){
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//controller up and running |
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if (!controller_enabled){
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printf("> incoming control state (%d), enabling jointstate output\n",control_state.state[i]);
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controller_enabled = true; |
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} |
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}else{
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//controller in estop/stopped etc |
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if (controller_enabled){
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printf("> incoming control state (%d), DISABLING jointstate output\n",control_state.state[i]);
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controller_enabled = false; |
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} |
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} |
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} |
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} |
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} |
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void MekaJointInterface::incoming_jointstates(const sensor_msgs::JointState & msg){
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//fetch current timestamp |
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double timestamp = msg.header.stamp.toSec(); |
| ... | ... | |
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} |
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//! constructor |
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MekaJointInterface::MekaJointInterface(string _input_scope, string _output_scope) : humotion::server::JointInterface(){
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MekaJointInterface::MekaJointInterface(string _input_scope, string control_scope, string _output_scope) : humotion::server::JointInterface(){
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input_scope = _input_scope; |
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output_scope = _output_scope; |
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controller_enabled = false; |
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//subscribe to meka joint states |
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int argc = 0; |
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ros::init(argc, (char**)NULL, "meka_humotion"); |
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ros::NodeHandle n; |
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printf("> listening on jointstates on '%s'\n",input_scope.c_str());
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joint_state_subscriber = n.subscribe(input_scope, 150, &MekaJointInterface::incoming_jointstates , this); |
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joint_state_subscriber = n.subscribe(input_scope, 150, &MekaJointInterface::incoming_jointstates, this); |
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printf("> listening on controlstates on '%s'\n",control_scope.c_str());
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control_state_subscriber = n.subscribe(control_scope, 150, &MekaJointInterface::incoming_controlstate, this); |
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printf("> sending targets on '%s'\n", output_scope.c_str());
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target_publisher = n.advertise<trajectory_msgs::JointTrajectory>(output_scope, 100); |
| ... | ... | |
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//! actually execute the scheduled motion commands |
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void MekaJointInterface::execute_motion(){
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//build msg |
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trajectory_msgs::JointTrajectory msg; |
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msg.joint_names.push_back("head_j0");
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msg.joint_names.push_back("head_j1");
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trajectory_msgs::JointTrajectoryPoint p; |
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p.positions.push_back(joint_target[ID_NECK_TILT] * M_PI / 180.0); |
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//pan joint is inverted! |
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p.positions.push_back(-joint_target[ID_NECK_PAN] * M_PI / 180.0); |
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//printf("targets pan=%4.1f tilt=%4.1f (eye p %4.1f t %4.2f)\n",joint_target[ID_NECK_TILT],joint_target[ID_NECK_PAN],joint_target[ID_EYES_LEFT_LR],joint_target[ID_EYES_BOTH_UD]);
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p.time_from_start = ros::Duration(1.2 * 1.0 / humotion::server::Server::MOTION_UPDATERATE); |
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msg.points.push_back(p); |
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target_publisher.publish(msg); |
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/* |
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void MekaJointInterface::store_min_max(int id, float min, float max){
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header: |
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seq: 636 |
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stamp: |
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secs: 0 |
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nsecs: 0 |
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frame_id: '' |
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joint_names: ['head_j0', 'head_j1'] |
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points: |
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- |
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positions: [-0.31, 0.01954768762234005] |
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velocities: [] |
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accelerations: [] |
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effort: [] |
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time_from_start: |
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secs: 1 |
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nsecs: 0 |
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*/ |
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#if 0 |
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// set up neck and eye motion commands: |
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if (POSITION_CONTROL){
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//position control |
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for(int i=ICUB_ID_NECK_TILT; i<=ICUB_ID_EYES_VERGENCE; i++){
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set_target_in_positionmode(i, target_angle[i]); |
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} |
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}else{
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//velocity control |
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for(int i=ICUB_ID_NECK_TILT; i<=ICUB_ID_EYES_VERGENCE; i++){
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set_target_in_velocitymode(i, target_angle[i]); |
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} |
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} |
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//printf("> TARGET PAN = %3.2f\n",target_angle[ICUB_ID_NECK_PAN]);
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if (controller_enabled){
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//build msg |
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trajectory_msgs::JointTrajectory msg; |
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msg.joint_names.push_back("head_j0");
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msg.joint_names.push_back("head_j1");
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//eyelids: unfortuantely the icub has only 1dof for eyelids, so we use only one dof here: |
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set_eyelid_angle(target_angle[ICUB_ID_EYES_RIGHT_LID_UPPER]); |
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trajectory_msgs::JointTrajectoryPoint p; |
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p.positions.push_back(joint_target[ID_NECK_TILT] * M_PI / 180.0); |
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//pan joint is inverted! |
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p.positions.push_back(-joint_target[ID_NECK_PAN] * M_PI / 180.0); |
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//printf("targets pan=%4.1f tilt=%4.1f (eye p %4.1f t %4.2f)\n",joint_target[ID_NECK_TILT],joint_target[ID_NECK_PAN],joint_target[ID_EYES_LEFT_LR],joint_target[ID_EYES_BOTH_UD]);
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//eyebrows are set using a special command as well: |
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set_eyebrow_angle(ICUB_ID_EYES_LEFT_BROW); |
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set_eyebrow_angle(ICUB_ID_EYES_RIGHT_BROW); |
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p.time_from_start = ros::Duration(1.2 * 1.0 / humotion::server::Server::MOTION_UPDATERATE); |
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//mouth |
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set_mouth(); |
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msg.points.push_back(p); |
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#endif |
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target_publisher.publish(msg); |
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} |
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} |
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