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humotion / examples / meka / src / mekajointinterface.cpp @ 7115c3a4

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1 2be6243f Sebastian Meyer zu Borgsen
#include "mekajointinterface.h"
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using namespace std;
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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_jointstates(const sensor_msgs::JointState & msg){
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    //fetch current timestamp
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    double timestamp = get_timestamp_ms();
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    //iterate through incoming joints and filter out joints we need:
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    for(int i=0; i<msg.name.size(); i++){
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        string name = msg.name[i];
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        //printf("incoming data for joint '%s'\n", name.c_str());
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        int id = -1;
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        if (name == "head_j1"){
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            id = ID_NECK_PAN;
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        }else if(name == "head_j0"){
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            id = ID_NECK_TILT;
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        }
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        //store data:
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        if (id != -1){
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            //printf("> storing joint data for joint id %d\n", id);
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            if (i >= msg.position.size()){
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                printf("> msg is missing position data for joint %s. exiting! make sure you did start the publisher...\n", name.c_str());
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                exit(EXIT_FAILURE);
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            }
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            if (i >= msg.velocity.size()){
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                printf("> msg is missing velocity data for joint %s. exiting! make sure you did start the publisher...\n", name.c_str());
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                exit(EXIT_FAILURE);
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            }
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            //ok, safe to access data
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            JointInterface::store_incoming_position(id, msg.position[i], timestamp);
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            JointInterface::store_incoming_speed(   id, msg.velocity[i], timestamp);
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        }
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    }
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    //store dummy positions for joints we do not know about:
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    store_dummy_data(ID_LIP_LEFT_UPPER, timestamp);
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    store_dummy_data(ID_LIP_LEFT_LOWER, timestamp);
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    store_dummy_data(ID_LIP_CENTER_UPPER, timestamp);
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    store_dummy_data(ID_LIP_CENTER_LOWER, timestamp);
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    store_dummy_data(ID_LIP_RIGHT_UPPER, timestamp);
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    store_dummy_data(ID_LIP_RIGHT_LOWER, timestamp);
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    store_dummy_data(ID_NECK_ROLL, timestamp);
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    store_dummy_data(ID_EYES_BOTH_UD, timestamp);
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    store_dummy_data(ID_EYES_LEFT_LR, timestamp);
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    store_dummy_data(ID_EYES_RIGHT_LR, timestamp);
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    store_dummy_data(ID_EYES_LEFT_LID_LOWER, timestamp);
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    store_dummy_data(ID_EYES_LEFT_LID_UPPER, timestamp);
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    store_dummy_data(ID_EYES_LEFT_BROW, timestamp);
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    store_dummy_data(ID_EYES_RIGHT_LID_LOWER, timestamp);
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    store_dummy_data(ID_EYES_RIGHT_LID_UPPER, timestamp);
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    store_dummy_data(ID_EYES_RIGHT_BROW, timestamp);
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}
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void MekaJointInterface::store_dummy_data(int id, double timestamp){
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    JointInterface::store_incoming_position(id, 0.0, timestamp);
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    JointInterface::store_incoming_speed(id, 0.0, timestamp);
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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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    input_scope = _input_scope;
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    output_scope = _output_scope;
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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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    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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    //tell humotion about min/max joint values:
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    init_joints();
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}
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//! destructor
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MekaJointInterface::~MekaJointInterface(){
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}
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void MekaJointInterface::run(){
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   //iCubDataReceiver *data_receiver = new iCubDataReceiver(10/*1000.0 / MAIN_LOOP_FREQUENCY*/, iencs, this);
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   //data_receiver->start();
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   ros::spin();
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}
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double MekaJointInterface::get_timestamp_ms(){
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    struct timespec spec;
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    clock_gettime(CLOCK_REALTIME, &spec);
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    return spec.tv_sec*1000 + spec.tv_nsec / 1.0e6;
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}
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//! set the target position of a joint
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//! \param enum id of joint
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//! \param float value
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void MekaJointInterface::publish_target_position(int e){
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    #if 0
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    //first: convert humotion enum to our enum:
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    int id = convert_enum_to_motorid(e);
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    if (id == -1){
113
        return; //we are not interested in that data, so we just return here
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    }
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    if (id == ICUB_ID_NECK_PAN){
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        //PAN seems to be swapped
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        store_joint(ICUB_ID_NECK_PAN, -joint_target[e]);
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    }else if ((id == ICUB_ID_EYES_LEFT_LR) || ( id == ICUB_ID_EYES_RIGHT_LR)){
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        //icub handles eyes differently, we have to set pan angle + vergence
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        float pan      = (joint_target[ID_EYES_LEFT_LR] + joint_target[ID_EYES_RIGHT_LR]) / 2;
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        float vergence = (joint_target[ID_EYES_LEFT_LR]  - joint_target[ID_EYES_RIGHT_LR]);
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        //printf("EYEDBG %3.2f %3.2f --_> pan %3.2f verg=%3.2f\n",joint_target[ID_EYES_LEFT_LR], joint_target[ID_EYES_RIGHT_LR],pan,vergence);
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        store_joint(ICUB_ID_EYES_PAN, pan);
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        store_joint(ICUB_ID_EYES_VERGENCE, vergence);
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    }else{
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        store_joint(id, joint_target[e]);
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    }
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    #endif
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}
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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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    p.positions.push_back(joint_target[ID_NECK_PAN] * M_PI / 180.0);
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    p.time_from_start = ros::Duration(1.2 * 1.0 / humotion::server::Server::MOTION_UPDATERATE);
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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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    //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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    //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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    //mouth
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    set_mouth();
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    #endif
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}
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//! prepare and enable a joint
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//! NOTE: this should also prefill the min/max positions for this joint
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//! \param the enum id of a joint
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void MekaJointInterface::enable_joint(int e){
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#if 0
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    //FIXME ADD THIS:
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    // enable the amplifier and the pid controller on each joint
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    /*for (i = 0; i < nj; i++) {
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       amp->enableAmp(i);
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       pid->enablePid(i);
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    }*/
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    //set up smooth motion controller
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    //step1: set up framerate
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    //dev->set_register_blocking(XSC3_REGISTER_PID_RAMP, framerate, true);
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    //step2: set controllertype:
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    //printf("> activating smooth motion control for joint id 0x%02X (%s)\n", motor_id, joint_name.c_str());
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    //dev->set_register_blocking(XSC3_REGISTER_PID_CONTROLLER, XSC3_PROTOCOL_PID_CONTROLLERTYPE_SMOOTH_PLAYBACK, true);
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    //step3: set pid controller:
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    /*if ((e == ID_LIP_LEFT_UPPER) || (e == ID_LIP_LEFT_LOWER) || (e == ID_LIP_CENTER_UPPER) || (e == ID_LIP_CENTER_LOWER) || (e == ID_LIP_RIGHT_UPPER) || (e == ID_LIP_RIGHT_LOWER)){
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        printf("> fixing PID i controller value for smooth motion (FIXME: restore old value!!)\n");
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        dev->set_register_blocking(XSC3_REGISTER_CONST_I, 10, true);
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    }*/
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    //uint16_t result = dev->get_register_blocking_raw(XSC3_REGISTER_PID_CONTROLLER);
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    //check if setting pid controllertype was successfull:
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    /*if (result != XSC3_PROTOCOL_PID_CONTROLLERTYPE_SMOOTH_PLAYBACK){
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        printf("> failed to set smooth motion controller for joint %s (res=0x%04X)\n",joint_name.c_str(),result);
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        exit(1);
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    }*/
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    //fetch min/max:
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   // init_joint(e);
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    //ok fine, now enable motor:
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    //printf("> enabling motor %s\n", joint_name.c_str());
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    //dev->set_register_blocking(XSC3_REGISTER_STATUS, XSC3_PROTOCOL_STATUS_BITMASK_MOTOR_ENABLE, true);
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#endif
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}
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//! shutdown and disable a joint
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//! \param the enum id of a joint
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void MekaJointInterface::disable_joint(int e){
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    /*
251
        //first: convert humotion enum to our enum:
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        int motor_id = convert_enum_to_motorid(e);
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        if (motor_id == -1){
254
            return; //we are not interested in that data, so we just return here
255
        }
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257
        //fetch device:
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        Device *dev = get_device(motor_id);
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        printf("> FIXME: ADD DISABLE CODE\n");
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        */
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}
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void MekaJointInterface::store_min_max(int id, float min, float max){
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    joint_min[id] = min;
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    joint_max[id] = max;
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}
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void MekaJointInterface::init_joints(){
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    store_min_max(ID_NECK_TILT, -10, 10);
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    store_min_max(ID_NECK_PAN, -10, 10);
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    store_min_max(ID_NECK_ROLL, -1, 1);
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    store_min_max(ID_EYES_BOTH_UD, -1, 1);
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    store_min_max(ID_EYES_LEFT_LR, -1, 1);
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    store_min_max(ID_EYES_RIGHT_LR, -1, 1);
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    store_min_max(ID_EYES_LEFT_LID_UPPER, -1, 1);
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    store_min_max(ID_EYES_LEFT_LID_LOWER, -1, 1);
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    store_min_max(ID_EYES_RIGHT_LID_UPPER, -1, 1);
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    store_min_max(ID_EYES_RIGHT_LID_LOWER, -1, 1);
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    store_min_max(ID_EYES_LEFT_BROW, -1, 1);
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    store_min_max(ID_EYES_RIGHT_BROW, -1, 1);
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    store_min_max(ID_LIP_CENTER_UPPER, -1, 1);
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    store_min_max(ID_LIP_CENTER_LOWER, -1, 1);
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    store_min_max(ID_LIP_LEFT_UPPER, -1, 1);
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    store_min_max(ID_LIP_LEFT_LOWER, -1, 1);
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    store_min_max(ID_LIP_RIGHT_UPPER, -1, 1);
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    store_min_max(ID_LIP_RIGHT_LOWER, -1, 1);
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}
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#if 0
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//! conversion table for humotion motor ids to our ids:
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//! \param enum from JointInterface::JOINT_ID_ENUM
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//! \return int value of motor id
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int iCubJointInterface::convert_enum_to_motorid(int e){
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    enum_id_bimap_t::right_const_iterator it = enum_id_bimap.right.find(e);
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    if(it == enum_id_bimap.right.end()) {
306
        //key does not exists, we are not interested in that dataset, return -1
307
        return -1;
308
    }
309
    return it->second;
310
}
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313
//! conversion table for our ids to humotion motor ids:
314
//! \param  int value of motor id
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//! \return enum from JointInterface::JOINT_ID_ENUM
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int iCubJointInterface::convert_motorid_to_enum(int id){
317
    enum_id_bimap_t::left_const_iterator it = enum_id_bimap.left.find(id);
318
    if(it == enum_id_bimap.left.end()) {
319
        //key does not exists, we are not interested in that dataset, return -1
320
        return -1;
321
    }
322
    return it->second;
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}
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325
//! special command to set eyelid angle
326
//! \param angle in degrees
327
void iCubJointInterface::set_eyelid_angle(double angle){
328
    if (emotion_port[0].getOutputCount()>0){
329
        //try to set the value based on the upper one
330
        //some guesses from the sim: S30 = 0° / S40 = 10°
331
        int opening = (25.0 + 0.8*angle);
332
        opening = min(48, max(24, opening));
333

334
        if (opening == lid_opening_previous){
335
            //no update necessary
336
            return;
337
        }
338

339
        lid_angle = angle;
340
        lid_opening_previous = opening;
341

342
        char buf[20];
343
        sprintf(buf, "S%2d", opening);
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345
        //printf("> SETTING EYELID '%s' (%f -> %d)\n",buf,angle,opening);
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        Bottle &cmd = emotion_port[0].prepare();
347
        cmd.clear();
348
        cmd.addString(buf);
349
        emotion_port[0].write();
350
    }else{
351
        printf("> ERROR: no icub emotion output\n");
352
        exit(EXIT_FAILURE);
353
    }
354
}
355

356
//! special command to set the eyebrow angle
357
//! \param id {0=left, 1=right)
358
//! \param angle in degrees
359
void iCubJointInterface::set_eyebrow_angle(int id){
360
    int port_id;
361
    if (id == ICUB_ID_EYES_LEFT_BROW){
362
        port_id = 1;
363
    }else{
364
        port_id = 2;
365
    }
366

367
    if (emotion_port[port_id].getOutputCount()>0){
368
        double angle = target_angle[id];
369
        int icub_val = 0;
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371
        //swap rotation direction:
372
        if (id==ICUB_ID_EYES_LEFT_BROW) angle = -angle;
373

374
        //convert to icub representation
375
        if (angle < -20){
376
            icub_val = 1;
377
        }else if (angle<10){
378
            icub_val = 2;
379
        }else if (angle<20){
380
            icub_val = 4;
381
        }else{
382
            icub_val = 8;
383
        }
384

385
        //make sure to update only on new values:
386
        if (icub_val == target_angle_previous[id]){
387
                //no updata necessary
388
                return;
389
        }
390

391
        //store actual value:
392
        target_angle_previous[id] = icub_val;
393

394

395
        string cmd_s;
396
        if (id==ICUB_ID_EYES_LEFT_BROW){
397
            cmd_s = "L0" + to_string(icub_val);
398
        }else{
399
            cmd_s = "R0" + to_string(icub_val);
400
        }
401

402
        printf("> SETTING EYEBROW %d (%f -> %s)\n",id,angle,cmd_s.c_str());
403

404
        Bottle &cmd = emotion_port[port_id].prepare();
405
        cmd.clear();
406
        cmd.addString(cmd_s);
407
        emotion_port[port_id].write();
408
    }else{
409
        printf("> ERROR: no icub emotion output\n");
410
        exit(EXIT_FAILURE);
411
    }
412
}
413

414
void iCubJointInterface::run(){
415
    iCubDataReceiver *data_receiver = new iCubDataReceiver(10/*1000.0 / MAIN_LOOP_FREQUENCY*/, iencs, this);
416
    data_receiver->start();
417
}
418

419
//! set the target position of a joint
420
//! \param enum id of joint
421
//! \param float value
422
void iCubJointInterface::publish_target_position(int e){
423
    //first: convert humotion enum to our enum:
424
    int id = convert_enum_to_motorid(e);
425
    if (id == -1){
426
        return; //we are not interested in that data, so we just return here
427
    }
428

429
    if (id == ICUB_ID_NECK_PAN){
430
        //PAN seems to be swapped
431
        store_joint(ICUB_ID_NECK_PAN, -joint_target[e]);
432
    }else if ((id == ICUB_ID_EYES_LEFT_LR) || ( id == ICUB_ID_EYES_RIGHT_LR)){
433
        //icub handles eyes differently, we have to set pan angle + vergence
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        float pan      = (joint_target[ID_EYES_LEFT_LR] + joint_target[ID_EYES_RIGHT_LR]) / 2;
435
        float vergence = (joint_target[ID_EYES_LEFT_LR]  - joint_target[ID_EYES_RIGHT_LR]);
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        //printf("EYEDBG %3.2f %3.2f --_> pan %3.2f verg=%3.2f\n",joint_target[ID_EYES_LEFT_LR], joint_target[ID_EYES_RIGHT_LR],pan,vergence);
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438
        store_joint(ICUB_ID_EYES_PAN, pan);
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        store_joint(ICUB_ID_EYES_VERGENCE, vergence);
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    }else{
441
        store_joint(id, joint_target[e]);
442
    }
443
}
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446
//! set the target position of a joint
447
//! \param id of joint
448
//! \param float value of position
449
void iCubJointInterface::store_joint(int id, float value){
450
    //printf("> set joint %d = %f\n",id,value);
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    target_angle[id] = value;
452
    //ipos->positionMove(id, value);
453
}
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//! execute a move in position mode
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//! \param id of joint
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//! \param angle
458
void iCubJointInterface::set_target_in_positionmode(int id, double value){
459
    if (id>ICUB_ID_EYES_VERGENCE){
460
        printf("> ERROR: set_target_positionmode(id=%d, %3.2f) not supported for this id\n",id,value);
461
        return;
462
    }
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#if 0
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    //set speed cacluated as in velocity + set position -> replicates smoothmotion from flobi?!
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466
    //first: calculate necessary speed to reach the given target within the next clock tick:
467
    double distance = value - target_angle_previous[id];
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    //make the motion smooth: we want to reach 85% of the target in the next iteration:
469
    //calculate speed for that:
470
    double speed = 0.85 * distance * ((double)MAIN_LOOP_FREQUENCY);
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    //set up speed for controller:
473
    ipos->setRefSpeed(id, speed);
474
#endif
475
    //execute motion
476
    ipos->positionMove(id, value);
477
}
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//! execute a move in velocity mode
480
//! \param id of joint
481
//! \param angle
482
void iCubJointInterface::set_target_in_velocitymode(int id, double value){
483
    //first: calculate necessary speed to reach the given target within the next clock tick:
484
    double distance = value - target_angle_previous[id];
485
    //make the motion smooth: we want to reach 85% of the target in the next iteration:
486
    distance = 0.85 * distance;
487
    //calculate speed
488
    double speed = distance * ((double)MAIN_LOOP_FREQUENCY);
489
    //execute:
490
    ivel->velocityMove(id, speed);
491
    //if (id == ICUB_ID_NECK_PAN) printf("> VEL now=%3.2f target=%3.2f --> dist=%3.2f speed=%3.2f\n",target_angle_previous[id],value,distance,speed);
492
493
    target_angle_previous[id] = get_ts_position(convert_motorid_to_enum(id)).get_newest_value();
494
}
495
496
//! actually execute the scheduled motion commands
497
void iCubJointInterface::execute_motion(){
498
499
    // set up neck and eye motion commands:
500
    if (POSITION_CONTROL){
501
        //position control
502
        for(int i=ICUB_ID_NECK_TILT; i<=ICUB_ID_EYES_VERGENCE; i++){
503
            set_target_in_positionmode(i, target_angle[i]);
504
        }
505
    }else{
506
        //velocity control
507
        for(int i=ICUB_ID_NECK_TILT; i<=ICUB_ID_EYES_VERGENCE; i++){
508
            set_target_in_velocitymode(i, target_angle[i]);
509
        }
510
    }
511
    //printf("> TARGET PAN = %3.2f\n",target_angle[ICUB_ID_NECK_PAN]);
512
513
514
    //eyelids: unfortuantely the icub has only 1dof for eyelids, so we use only one dof here:
515
    set_eyelid_angle(target_angle[ICUB_ID_EYES_RIGHT_LID_UPPER]);
516
517
    //eyebrows are set using a special command as well:
518
    set_eyebrow_angle(ICUB_ID_EYES_LEFT_BROW);
519
    set_eyebrow_angle(ICUB_ID_EYES_RIGHT_BROW);
520
521
    //mouth
522
    set_mouth();
523
524
525
}
526
527
void iCubJointInterface::set_mouth(){
528
    //convert from 6DOF mouth displacement to icub leds:
529
    int led_value = 0;
530
531
    //fetch center opening:
532
    double center_opening = target_angle[ICUB_ID_LIP_CENTER_LOWER] - target_angle[ICUB_ID_LIP_CENTER_UPPER];
533
    bool mouth_open = (center_opening>15.0)?true:false;
534
535
    //side of mouth high or low?
536
    double center_avg = (target_angle[ICUB_ID_LIP_CENTER_LOWER] + target_angle[ICUB_ID_LIP_CENTER_UPPER])/2.0;
537
    double left_avg   = (target_angle[ICUB_ID_LIP_LEFT_LOWER] + target_angle[ICUB_ID_LIP_LEFT_UPPER])/2.0;
538
    double right_avg  = (target_angle[ICUB_ID_LIP_RIGHT_LOWER] + target_angle[ICUB_ID_LIP_RIGHT_UPPER])/2.0;
539
540
    //happy, neutral or sad?
541
    double diff_l = center_avg - left_avg;
542
    double diff_r = center_avg - right_avg;
543
    double diff   = (diff_l+diff_r)/2.0;
544
545
    if (diff > 2.0){
546
        if (mouth_open){
547
            led_value = 0x14;
548
        }else{
549
            if (diff > 2.6){
550
                led_value = 0x0A;
551
            }else{
552
                led_value = 0x0B;
553
            }
554
        }
555
    }else if (diff < -3.0){
556
        if (mouth_open){
557
            led_value = 0x06;
558
        }else{
559
            led_value = 0x18;
560
        }
561
    }else if (diff < -2.0){
562
        if (mouth_open){
563
            led_value = 0x04; //0x25;
564
        }else{
565
            led_value = 0x08;
566
        }
567
    }else{
568
        if (mouth_open){
569
            led_value = 0x16;
570
        }else{
571
            led_value = 0x08;
572
        }
573
    }
574
575
576
    if (led_value == previous_mouth_state){
577
        //no update necessary
578
        return;
579
    }
580
581
    previous_mouth_state = led_value;
582
583
    //convert to string:
584
    char buf[10];
585
    sprintf(buf, "M%02X",led_value);
586
587
    /*printf("> sending mouth '%s'\n",buf);
588
    printf("> mouth angles: %3.2f %3.2f %3.2f\n",target_angle[ICUB_ID_LIP_LEFT_UPPER],target_angle[ICUB_ID_LIP_CENTER_UPPER],target_angle[ICUB_ID_LIP_RIGHT_UPPER]);
589
    printf("  mouth         %3.2f %3.2f %3.2f\n",target_angle[ICUB_ID_LIP_LEFT_LOWER],target_angle[ICUB_ID_LIP_CENTER_LOWER],target_angle[ICUB_ID_LIP_RIGHT_LOWER]);
590
    printf("  mouth  open=%3.2f diff=%3.2f\n", center_opening, diff);*/
591
592
    //add mouth:
593
    Bottle &cmd = emotion_port[3].prepare();
594
    cmd.clear();
595
    cmd.addString(buf);
596
    emotion_port[3].write();
597
598
599
    //store joint values which we do not handle on icub here:
600
    double timestamp = get_timestamp_ms();
601
    JointInterface::store_incoming_position(ID_LIP_LEFT_UPPER,   target_angle[ICUB_ID_LIP_LEFT_UPPER], timestamp);
602
    JointInterface::store_incoming_position(ID_LIP_LEFT_LOWER,   target_angle[ICUB_ID_LIP_LEFT_LOWER], timestamp);
603
    JointInterface::store_incoming_position(ID_LIP_CENTER_UPPER, target_angle[ICUB_ID_LIP_CENTER_UPPER], timestamp);
604
    JointInterface::store_incoming_position(ID_LIP_CENTER_LOWER, target_angle[ICUB_ID_LIP_CENTER_LOWER], timestamp);
605
    JointInterface::store_incoming_position(ID_LIP_RIGHT_UPPER,  target_angle[ICUB_ID_LIP_RIGHT_UPPER], timestamp);
606
    JointInterface::store_incoming_position(ID_LIP_RIGHT_LOWER,  target_angle[ICUB_ID_LIP_RIGHT_LOWER], timestamp);
607
608
}
609
610
double iCubJointInterface::get_timestamp_ms(){
611
    struct timespec spec;
612
    clock_gettime(CLOCK_REALTIME, &spec);
613
    return spec.tv_sec*1000 + spec.tv_nsec / 1.0e6;
614
}
615
616
//! set the current position of a joint
617
//! \param id of joint
618
//! \param float value of position
619
//! \param double timestamp
620
void iCubJointInterface::fetch_position(int id, double value, double timestamp){
621
    //store joint based on id:
622
    switch(id){
623
        default:
624
            printf("> ERROR: unhandled joint id %d\n",id);
625
            return;
626
627
        case(100):
628
            JointInterface::store_incoming_position(ID_EYES_RIGHT_LID_UPPER, lid_angle, timestamp);
629
            break;
630
631
        case(2):
632
            //PAN is inverted!
633
            JointInterface::store_incoming_position(ID_NECK_PAN, -value, timestamp);
634
            break;
635
636
        case(0):
637
            JointInterface::store_incoming_position(ID_NECK_TILT, value, timestamp);
638
            break;
639
640
        case(1):
641
            JointInterface::store_incoming_position(ID_NECK_ROLL, value, timestamp);
642
            break;
643
644
        case(3):
645
            JointInterface::store_incoming_position(ID_EYES_BOTH_UD, value, timestamp);
646
            break;
647
648
        //icub handles eyes differently, we have to set pan angle + vergence
649
        case(4): {//pan
650
            last_pos_eye_pan = value;
651
            float left  = last_pos_eye_pan + last_pos_eye_vergence/2.0;
652
            float right = last_pos_eye_pan - last_pos_eye_vergence/2.0;
653
654
            //printf("> eye: pan=%3.2f vergence=%3.2f --> L=%3.2f R=%3.2f\n", last_pos_eye_pan, last_pos_eye_vergence, left, right);
655
            JointInterface::store_incoming_position(ID_EYES_LEFT_LR, left, timestamp);
656
            JointInterface::store_incoming_position(ID_EYES_RIGHT_LR, right, timestamp);
657
            break;
658
        }
659
660
        case(5): { //vergence
661
            last_pos_eye_vergence = value;
662
            float left  = last_pos_eye_pan + last_pos_eye_vergence/2.0;
663
            float right = last_pos_eye_pan - last_pos_eye_vergence/2.0;
664
665
            //printf("> eye: pan=%3.2f vergence=%3.2f --> L=%3.2f R=%3.2f\n", last_pos_eye_pan, last_pos_eye_vergence, left, right);
666
            JointInterface::store_incoming_position(ID_EYES_LEFT_LR, left, timestamp);
667
            JointInterface::store_incoming_position(ID_EYES_RIGHT_LR, right, timestamp);
668
            break;
669
        }
670
    }
671
672
673
}
674
675
//! set the current speed of a joint
676
//! \param enum id of joint
677
//! \param float value of speed
678
//! \param double timestamp
679
void iCubJointInterface::fetch_speed(int id, double value, double timestamp){
680
681
    switch(id){
682
        default:
683
            printf("> ERROR: unhandled joint id %d\n",id);
684
            return;
685
686
        case(2):
687
            JointInterface::store_incoming_speed(ID_NECK_PAN, value, timestamp);
688
            break;
689
690
        case(0):
691
            JointInterface::store_incoming_speed(ID_NECK_TILT, value, timestamp);
692
            break;
693
694
        case(1):
695
            JointInterface::store_incoming_speed(ID_NECK_ROLL, value, timestamp);
696
            break;
697
698
        case(3):
699
            JointInterface::store_incoming_speed(ID_EYES_BOTH_UD, value, timestamp);
700
            break;
701
702
        //icub handles eyes differently, we have to set pan angle + vergence
703
        case(4): {//pan
704
            last_vel_eye_pan = value;
705
            float left  = last_vel_eye_pan + last_vel_eye_vergence/2.0;
706
            float right = last_vel_eye_pan - last_vel_eye_vergence/2.0;
707
708
            //printf("> eye: velocity pan=%3.2f vergence=%3.2f --> L=%3.2f R=%3.2f\n", last_vel_eye_pan, last_vel_eye_vergence, left, right);
709
            JointInterface::store_incoming_speed(ID_EYES_LEFT_LR, left, timestamp);
710
            JointInterface::store_incoming_speed(ID_EYES_RIGHT_LR, right, timestamp);
711
            break;
712
        }
713
714
        case(5): { //vergence
715
            last_vel_eye_pan = value;
716
            float left  = last_vel_eye_pan + last_vel_eye_vergence/2.0;
717
            float right = last_vel_eye_pan - last_vel_eye_vergence/2.0;
718
719
            //printf("> eye: velocity pan=%3.2f vergence=%3.2f --> L=%3.2f R=%3.2f\n", last_vel_eye_pan, last_vel_eye_vergence, left, right);
720
            JointInterface::store_incoming_speed(ID_EYES_LEFT_LR, left, timestamp);
721
            JointInterface::store_incoming_speed(ID_EYES_RIGHT_LR, right, timestamp);
722
            break;
723
        }
724
    }
725
/*
726
    JointInterface::store_incoming_speed(ID_LIP_LEFT_UPPER, 0.0, timestamp);
727
    JointInterface::store_incoming_speed(ID_LIP_LEFT_LOWER, 0.0, timestamp);
728
    JointInterface::store_incoming_speed(ID_LIP_CENTER_UPPER, 0.0, timestamp);
729
    JointInterface::store_incoming_speed(ID_LIP_CENTER_LOWER, 0.0, timestamp);
730
    JointInterface::store_incoming_speed(ID_LIP_RIGHT_UPPER, 0.0, timestamp);
731
    JointInterface::store_incoming_speed(ID_LIP_RIGHT_LOWER, 0.0, timestamp);
732

733
    JointInterface::store_incoming_speed(ID_EYES_LEFT_LID_LOWER, 0.0, timestamp);
734
    JointInterface::store_incoming_speed(ID_EYES_LEFT_LID_UPPER, 0.0, timestamp);
735
    JointInterface::store_incoming_speed(ID_EYES_LEFT_BROW, 0.0, timestamp);
736

737
    JointInterface::store_incoming_speed(ID_EYES_RIGHT_LID_LOWER, 0.0, timestamp);
738
    JointInterface::store_incoming_speed(ID_EYES_RIGHT_LID_UPPER,0.0, timestamp);
739
    JointInterface::store_incoming_speed(ID_EYES_RIGHT_BROW, 0.0, timestamp);*/
740
    /*
741
    //fetch enum id:
742
    int e = convert_motorid_to_enum(device->get_device_id());
743
    if (e == -1){
744
        return; //we are not interested in that data, so we just return here
745
    }
746

747
    JointInterface::store_incoming_speed(e, device->get_register(XSC3_REGISTER_MOTORSPEED), timestamp);*/
748
749
}
750
/*
751
//! conversion table for humotion motor ids to our ids:
752
//! \param enum from JointInterface::JOINT_ID_ENUM
753
//! \return int value of motor id
754
int HumotionJointInterface::convert_enum_to_motorid(int e){
755
    enum_id_bimap_t::right_const_iterator it = enum_id_bimap.right.find(e);
756
    if(it == enum_id_bimap.right.end()) {
757
        //key does not exists, we are not interested in that dataset, return -1
758
        return -1;
759
    }
760

761
    return it->second;
762
}
763

764

765
//! conversion table for our ids to humotion motor ids:
766
//! \param  int value of motor id
767
//! \return enum from JointInterface::JOINT_ID_ENUM
768
int HumotionJointInterface::convert_motorid_to_enum(int id){
769
    enum_id_bimap_t::left_const_iterator it = enum_id_bimap.left.find(id);
770
    if(it == enum_id_bimap.left.end()) {
771
        //key does not exists, we are not interested in that dataset, return -1
772
        return -1;
773
    }
774

775
    return it->second;
776
}
777
*/
778
779
//! prepare and enable a joint
780
//! NOTE: this should also prefill the min/max positions for this joint
781
//! \param the enum id of a joint
782
void iCubJointInterface::enable_joint(int e){
783
    //FIXME ADD THIS:
784
    // enable the amplifier and the pid controller on each joint
785
    /*for (i = 0; i < nj; i++) {
786
       amp->enableAmp(i);
787
       pid->enablePid(i);
788
    }*/
789
790
791
    //set up smooth motion controller
792
    //step1: set up framerate
793
    //dev->set_register_blocking(XSC3_REGISTER_PID_RAMP, framerate, true);
794
795
    //step2: set controllertype:
796
    //printf("> activating smooth motion control for joint id 0x%02X (%s)\n", motor_id, joint_name.c_str());
797
    //dev->set_register_blocking(XSC3_REGISTER_PID_CONTROLLER, XSC3_PROTOCOL_PID_CONTROLLERTYPE_SMOOTH_PLAYBACK, true);
798
799
    //step3: set pid controller:
800
    /*if ((e == ID_LIP_LEFT_UPPER) || (e == ID_LIP_LEFT_LOWER) || (e == ID_LIP_CENTER_UPPER) || (e == ID_LIP_CENTER_LOWER) || (e == ID_LIP_RIGHT_UPPER) || (e == ID_LIP_RIGHT_LOWER)){
801
        printf("> fixing PID i controller value for smooth motion (FIXME: restore old value!!)\n");
802
        dev->set_register_blocking(XSC3_REGISTER_CONST_I, 10, true);
803
    }*/
804
805
    //uint16_t result = dev->get_register_blocking_raw(XSC3_REGISTER_PID_CONTROLLER);
806
807
    //check if setting pid controllertype was successfull:
808
    /*if (result != XSC3_PROTOCOL_PID_CONTROLLERTYPE_SMOOTH_PLAYBACK){
809
        printf("> failed to set smooth motion controller for joint %s (res=0x%04X)\n",joint_name.c_str(),result);
810
        exit(1);
811
    }*/
812
813
    //fetch min/max:
814
   // init_joint(e);
815
816
    //ok fine, now enable motor:
817
    //printf("> enabling motor %s\n", joint_name.c_str());
818
    //dev->set_register_blocking(XSC3_REGISTER_STATUS, XSC3_PROTOCOL_STATUS_BITMASK_MOTOR_ENABLE, true);
819
820
}
821
822
void iCubJointInterface::store_min_max(IControlLimits *ilimits, int id, int e){
823
    double min, max;
824
    ilimits->getLimits(id, &min, &max);
825
    joint_min[e] = min;
826
    joint_max[e] = max;
827
}
828
829
//! initialise a joint (set up controller mode etc)
830
//! \param joint enum
831
void iCubJointInterface::init_joints(){
832
    store_min_max(ilimits, 0, ID_NECK_TILT);
833
    store_min_max(ilimits, 1, ID_NECK_ROLL);
834
    store_min_max(ilimits, 2, ID_NECK_PAN);
835
    store_min_max(ilimits, 3, ID_EYES_BOTH_UD);
836
837
    //icub handles eyes differently, we have to set pan angle + vergence
838
    double pan_min, pan_max, vergence_min, vergence_max;
839
    ilimits->getLimits(4, &pan_min, &pan_max);
840
    ilimits->getLimits(5, &vergence_min, &vergence_max);
841
842
    //this is not 100% correct, should be fixed:
843
    joint_min[ID_EYES_LEFT_LR] = pan_min; // - vergence_max/2;
844
    joint_max[ID_EYES_LEFT_LR] = pan_max; // - vergence_max/2;
845
    joint_min[ID_EYES_RIGHT_LR] = joint_min[ID_EYES_LEFT_LR];
846
    joint_max[ID_EYES_RIGHT_LR] = joint_max[ID_EYES_LEFT_LR];
847
848
    //eyelids:
849
    joint_min[ID_EYES_RIGHT_LID_UPPER] = -50; //24-30;
850
    joint_max[ID_EYES_RIGHT_LID_UPPER] = 50; //48-30;
851
    lid_angle = joint_max[ID_EYES_RIGHT_LID_UPPER];
852
853
    //eyebrows:
854
    joint_min[ID_EYES_LEFT_BROW] = -50;
855
    joint_max[ID_EYES_LEFT_BROW] = 50;
856
    joint_min[ID_EYES_RIGHT_BROW] = joint_min[ID_EYES_LEFT_BROW];
857
    joint_max[ID_EYES_RIGHT_BROW] = joint_max[ID_EYES_LEFT_BROW];
858
859
    //mouth:
860
    joint_min[ID_LIP_CENTER_UPPER] = 5;
861
    joint_max[ID_LIP_CENTER_UPPER] = 50;
862
    joint_min[ID_LIP_CENTER_LOWER] = 5;
863
    joint_max[ID_LIP_CENTER_LOWER] = 50;
864
    joint_min[ID_LIP_LEFT_UPPER] = 5;
865
    joint_max[ID_LIP_LEFT_UPPER] = 50;
866
    joint_min[ID_LIP_LEFT_LOWER] = 5;
867
    joint_max[ID_LIP_LEFT_LOWER] = 50;
868
    joint_min[ID_LIP_RIGHT_UPPER] = 5;
869
    joint_max[ID_LIP_RIGHT_UPPER] = 50;
870
    joint_min[ID_LIP_RIGHT_LOWER] = 5;
871
    joint_max[ID_LIP_RIGHT_LOWER] = 50;
872
873
874
}
875
876
//! shutdown and disable a joint
877
//! \param the enum id of a joint
878
void iCubJointInterface::disable_joint(int e){
879
    /*
880
        //first: convert humotion enum to our enum:
881
        int motor_id = convert_enum_to_motorid(e);
882
        if (motor_id == -1){
883
            return; //we are not interested in that data, so we just return here
884
        }
885

886
        //fetch device:
887
        Device *dev = get_device(motor_id);
888
        printf("> FIXME: ADD DISABLE CODE\n");
889
        printf("> FIXME: ADD DISABLE CODE\n");
890
        printf("> FIXME: ADD DISABLE CODE\n");
891
        printf("> FIXME: ADD DISABLE CODE\n");
892
        printf("> FIXME: ADD DISABLE CODE\n");
893
        printf("> FIXME: ADD DISABLE CODE\n");
894
        printf("> FIXME: ADD DISABLE CODE\n");
895
        printf("> FIXME: ADD DISABLE CODE\n");
896
        printf("> FIXME: ADD DISABLE CODE\n");
897
        */
898
}
899 473a6a6c Simon Schulz
#endif