void quat_to_euler(Eigen::Quaterniond q, double& roll, double& pitch, double& yaw) {
  const double q0 = q.w();
  const double q1 = q.x();
  const double q2 = q.y();
  const double q3 = q.z();
  roll = atan2(2*(q0*q1+q2*q3), 1-2*(q1*q1+q2*q2));
  pitch = asin(2*(q0*q2-q3*q1));
  yaw = atan2(2*(q0*q3+q1*q2), 1-2*(q2*q2+q3*q3));
}
void UpperBodyPlanner::msgPose2Eigen(const geometry_msgs::Pose& input, Eigen::Vector3d& translation, Eigen::Quaterniond& q) {
    translation(0) = input.position.x;
    translation(1) = input.position.y;
    translation(2) = input.position.z;
    q.w() = input.orientation.w;
    q.x() = input.orientation.x;
    q.y() = input.orientation.y;
    q.z() = input.orientation.z;
}
Пример #3
0
void quaternionKDLToEigen(const KDL::Rotation &k, Eigen::Quaterniond &e)
{
  // // is it faster to do this?
  k.GetQuaternion(e.x(), e.y(), e.z(), e.w());
  
  // or this?
  //double x, y, z, w;
  //k.GetQuaternion(x, y, z, w);
  //e = Eigen::Quaterniond(w, x, y, z);
}
Пример #4
0
Eigen::Vector3d QuaternionToExponentialMap(const Eigen::Quaterniond& quaternion)
{
	Eigen::Vector3d vec = quaternion.vec();
    if (vec.norm() < ITOMP_EPS)
		return Eigen::Vector3d::Zero();

	double theta = 2.0 * std::acos(quaternion.w());
	vec.normalize();
	return theta * vec;
}
Пример #5
0
Eigen::Isometry3d KDLToEigen(KDL::Frame tf)
{
  Eigen::Isometry3d tf_out;
  tf_out.setIdentity();
  tf_out.translation()  << tf.p[0], tf.p[1], tf.p[2];
  Eigen::Quaterniond q;
  tf.M.GetQuaternion(q.x(), q.y(), q.z(), q.w());
  tf_out.rotate(q);
  return tf_out;
}
Пример #6
0
void GlobalOptimization::inputOdom(double t, Eigen::Vector3d OdomP, Eigen::Quaterniond OdomQ)
{
	mPoseMap.lock();
    vector<double> localPose{OdomP.x(), OdomP.y(), OdomP.z(), 
    					     OdomQ.w(), OdomQ.x(), OdomQ.y(), OdomQ.z()};
    localPoseMap[t] = localPose;


    Eigen::Quaterniond globalQ;
    globalQ = WGPS_T_WVIO.block<3, 3>(0, 0) * OdomQ;
    Eigen::Vector3d globalP = WGPS_T_WVIO.block<3, 3>(0, 0) * OdomP + WGPS_T_WVIO.block<3, 1>(0, 3);
    vector<double> globalPose{globalP.x(), globalP.y(), globalP.z(),
                              globalQ.w(), globalQ.x(), globalQ.y(), globalQ.z()};
    globalPoseMap[t] = globalPose;
    lastP = globalP;
    lastQ = globalQ;

    geometry_msgs::PoseStamped pose_stamped;
    pose_stamped.header.stamp = ros::Time(t);
    pose_stamped.header.frame_id = "world";
    pose_stamped.pose.position.x = lastP.x();
    pose_stamped.pose.position.y = lastP.y();
    pose_stamped.pose.position.z = lastP.z();
    pose_stamped.pose.orientation.x = lastQ.x();
    pose_stamped.pose.orientation.y = lastQ.y();
    pose_stamped.pose.orientation.z = lastQ.z();
    pose_stamped.pose.orientation.w = lastQ.w();
    global_path.header = pose_stamped.header;
    global_path.poses.push_back(pose_stamped);

    mPoseMap.unlock();
}
Пример #7
0
/*!
* \brief affine3d2UrdfPose converts an  Eigen affine 4x4 matrix  o represent the pose into a urdf pose 
* vparam pose   eigen Affine3d pose 
* \return   urdf pose with position and rotation.
*/
RCS::Pose Affine3d2UrdfPose(const  Eigen::Affine3d &pose) {
    RCS::Pose p;
    p.getOrigin().setX(pose.translation().x());
    p.getOrigin().setY(pose.translation().y());
    p.getOrigin().setZ(pose.translation().z());

    Eigen::Quaterniond q (pose.rotation());
    tf::Quaternion qtf(q.x(),q.y(),q.z(),q.w());
    //std::cout <<  "Affine3d2UrdfPose Quaterion = \n" << q.x() << ":" << q.y() << ":" << q.z() << ":" << q.w() << std::endl;

    p.setRotation(qtf);
    //std::cout <<  "After Affine3d2UrdfPose Quaterion = \n" << p.getRotation().x() << ":" << p.getRotation().y() << ":" << p.getRotation().z() << ":" << p.getRotation().w() << std::endl;

#if 0
    MatrixEXd m = pose.rotation();
    Eigen::Quaterniond q = EMatrix2Quaterion(m);

    Eigen::Quaterniond q(pose.rotation());
    p.getRotation().setX(q.x());
    p.getRotation().setY(q.y());
    p.getRotation().setZ(q.z());
    p.getRotation().setW(q.w());
    #endif
   return p;
}
Пример #8
0
void updateVizMarker(int id, Eigen::Vector3d _pose, Eigen::Quaterniond _attitude)
{
	marker[id].pose.position.x = _pose(0);
	marker[id].pose.position.y = _pose(1);
	marker[id].pose.position.z = _pose(2);
	marker[id].pose.orientation.x = _attitude.x();
	marker[id].pose.orientation.y = _attitude.y();
	marker[id].pose.orientation.z = _attitude.z();
	marker[id].pose.orientation.w = _attitude.w();
	pub_body[id].publish( marker[id] );
}
/**
 * Recursion method to be used with traverseTreeTopDown() and recursion parameters
 * of type *Vector3RecursionParams*.
 *
 * Re-arranges the joint-transform of the recursion link's *parent joint*, along with
 * the link's visual/collision/intertial rotations, such that all joints rotate around the axis
 * given in the recursion parameters vector.
 */
int allRotationsToAxisCB(urdf_traverser::RecursionParamsPtr& p)
{
    urdf_traverser::LinkPtr link = p->getLink();
    if (!link)
    {
        ROS_ERROR("allRotationsToAxis: NULL link passed");
        return -1;
    }

    Vector3RecursionParams::Ptr param = baselib_binding_ns::dynamic_pointer_cast<Vector3RecursionParams>(p);
    if (!param)
    {
        ROS_ERROR("Wrong recursion parameter type");
        return -1;
    }

    urdf_traverser::JointPtr joint = link->parent_joint;
    if (!joint)
    {
        ROS_INFO_STREAM("allRotationsToAxis: Joint for link " << link->name << " is NULL, so this must be the root joint");
        return 1;
    }

    Eigen::Vector3d axis = param->vec;

    Eigen::Quaterniond alignAxis;
    if (urdf_traverser::jointTransformForAxis(joint, axis, alignAxis))
    {
        Eigen::Vector3d rotAxis(joint->axis.x, joint->axis.y, joint->axis.z);
        // ROS_INFO_STREAM("Transforming axis "<<rotAxis<<" for joint "<<joint->name<<" with transform "<<urdf_traverser::EigenTransform(alignAxis));

        urdf_traverser::applyTransform(joint, urdf_traverser::EigenTransform(alignAxis), false);

        // the link has to receive the inverse transform, so it stays at the original position
        Eigen::Quaterniond alignAxisInv = alignAxis.inverse();
        urdf_traverser::applyTransform(link, urdf_traverser::EigenTransform(alignAxisInv), true);

        // we also have to fix the child joint's (1st order child joints) transform
        // to correct for this transformation.
        for (std::vector<urdf_traverser::JointPtr>::iterator pj = link->child_joints.begin();
                pj != link->child_joints.end(); pj++)
        {
            urdf_traverser::applyTransform(*pj, urdf_traverser::EigenTransform(alignAxisInv), true);
        }

        // finally, set the rotation axis to the target
        joint->axis.x = axis.x();
        joint->axis.y = axis.y();
        joint->axis.z = axis.z();
    }

    // all good, indicate that recursion can continue
    return 1;
}
geometry_msgs::Pose UpperBodyPlanner::Eigen2msgPose(const Eigen::Vector3d& translation, const Eigen::Quaterniond& q) {
    geometry_msgs::Pose out_pose;
    out_pose.position.x = translation(0);
    out_pose.position.y = translation(1);
    out_pose.position.z = translation(2);
    out_pose.orientation.w = q.w();
    out_pose.orientation.x = q.x();
    out_pose.orientation.y = q.y();
    out_pose.orientation.z = q.z();
    return out_pose;
}
Пример #11
0
double quaternion_get_yaw(const Eigen::Quaterniond &q)
{
	// to match equation from:
	// https://en.wikipedia.org/wiki/Conversion_between_quaternions_and_Euler_angles
	const double &q0 = q.w();
	const double &q1 = q.x();
	const double &q2 = q.y();
	const double &q3 = q.z();

	return std::atan2(2. * (q0*q3 + q1*q2), 1. - 2. * (q2*q2 + q3*q3));
}
Пример #12
0
double igl::angular_distance(
  const Eigen::Quaterniond & A,
  const Eigen::Quaterniond & B)
{
  using namespace igl;
  assert(fabs(A.norm()-1)<FLOAT_EPS && "A should be unit norm");
  assert(fabs(B.norm()-1)<FLOAT_EPS && "B should be unit norm");
  //// acos is always in [0,2*pi)
  //return acos(fabs(A.dot(B)));
  return fmod(2.*acos(A.dot(B)),2.*PI);
}
Eigen::Quaterniond UpperBodyPlanner::Rmat2Quaternion(const Eigen::Matrix3d& inMat_) {
    Eigen::Quaterniond outQ;
    KDL::Rotation convert;
    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            convert.data[3 * i + j] = inMat_(i,j);
        }
    }
    convert.GetQuaternion(outQ.x(), outQ.y(), outQ.z(), outQ.w());
    return outQ;
}
Пример #14
0
void planning_models::Transforms::setTransform(const geometry_msgs::TransformStamped &transform)
{
  if (transform.child_frame_id.rfind(target_frame_) == transform.child_frame_id.length() - target_frame_.length())
  {
    Eigen::Translation3d o(transform.transform.translation.x, transform.transform.translation.y, transform.transform.translation.z);
    Eigen::Quaterniond q;
    quatFromMsg(transform.transform.rotation, q);
    setTransform(Eigen::Affine3d(o*q.toRotationMatrix()), transform.header.frame_id);
  } else {
    ROS_ERROR("Given transform is to frame '%s', but frame '%s' was expected.", transform.child_frame_id.c_str(), target_frame_.c_str());
  }
}
Пример #15
0
void create_data(Eigen::MatrixXd &pa, Eigen::MatrixXd &pb) {
	int n_data = 7;
   	Eigen::MatrixXd pa0(3, n_data);	
   	Eigen::MatrixXd pb0(3, n_data);	
	
	pb0 << -0.7045189014502934,0.31652495664145264,-0.8913587885243552,0.4196143278053829,0.33125081405575785,-1.148712511573519,-0.7211957446166447,-0.4204243223315903,-0.8922857301575797,0.41556308950696674,-0.36760757371251074,-1.1630155401570457,-0.12535642300333297,0.26708755761917147,1.5095344824450356,0.9968448409012386,0.27593113974268946,1.2189108175890786,-0.28095118914331707,-0.40276257201497045,1.3669272703783852; 
	
	Eigen::Quaterniond q = Eigen::Quaterniond(2.86073, 0.0378363, 3.59752, 0.4211619).normalized();
	std::cout << "groundtruth-quaternion. w: " << q.w() << " x " << q.x() << " y: " << q.y() << " z " << q.z() << std::endl;
	pa = q.toRotationMatrix()*pb0;
	pb = pb0;
}
Пример #16
0
void robot_state::Transforms::setTransform(const geometry_msgs::TransformStamped &transform)
{
  if (transform.child_frame_id.rfind(target_frame_) == transform.child_frame_id.length() - target_frame_.length())
  {
    Eigen::Translation3d o(transform.transform.translation.x, transform.transform.translation.y, transform.transform.translation.z);
    Eigen::Quaterniond q;
    tf::quaternionMsgToEigen(transform.transform.rotation, q);
    setTransform(Eigen::Affine3d(o*q.toRotationMatrix()), transform.header.frame_id);
  } else {
    logError("Given transform is to frame '%s', but frame '%s' was expected.", transform.child_frame_id.c_str(), target_frame_.c_str());
  }
}
Пример #17
0
void LCM2ROS::neckPitchHandler(const lcm::ReceiveBuffer* rbuf, const std::string &channel, const drc::neck_pitch_t* msg)
{
  ROS_ERROR("LCM2ROS got desired neck pitch");
  ihmc_msgs::HeadOrientationPacketMessage mout;
  Eigen::Quaterniond quat = euler_to_quat(0, msg->pitch, 0);
  mout.trajectory_time = 1;
  mout.orientation.w = quat.w();
  mout.orientation.x = quat.x();
  mout.orientation.y = quat.y();
  mout.orientation.z = quat.z();
  mout.unique_id = msg->utime;
  neck_orientation_pub_.publish(mout);
}
Пример #18
0
void imuCallback(const sensor_msgs::Imu::ConstPtr& imu){
	q_imu.w() = imu->orientation.w;
	q_imu.x() = imu->orientation.x;
	q_imu.y() = imu->orientation.y;
	q_imu.z() = imu->orientation.z;
	d_roll = imu->angular_velocity.x;
	d_pitch = imu->angular_velocity.y;
	d_yaw = imu->angular_velocity.z;
	ax = imu->linear_acceleration.x;
	ay = imu->linear_acceleration.y;
	az = imu->linear_acceleration.z;

}
Пример #19
0
Eigen::Matrix3d FeatureModel::dR_by_dqz(const Eigen::Quaterniond &q)
{
  Eigen::Matrix3d M;

  M << -2*q.z(), -2*q.w(), 2*q.x(),
        2*q.w(), -2*q.z(), 2*q.y(),
        2*q.x(), 2*q.y(), 2*q.z();

  return  M;
}
Пример #20
0
inline void ICP::UpdateXopt(Eigen::VectorXd &xopt, const Eigen::Matrix4d& Tr){
	
	Eigen::Quaterniond q (Tr.block<3,3>(0,0));
 	
	xopt(0) = q.x();		//rx
	xopt(1) = q.y();		//ry
	xopt(2) = q.z();		//rz
	xopt(3) = q.w();		//teta
   	
	xopt(4) = Tr(0,3);	//tx
	xopt(5) = Tr(1,3);	//ty		
	xopt(6) = Tr(2,3);	//tz
	
}
Пример #21
0
void VideoIMUFusionDevice::handleIMUVelocity(
    const OSVR_TimeValue &timestamp, const OSVR_AngularVelocityReport &report) {

    using namespace osvr::util::eigen_interop;
    Eigen::Quaterniond q = map(report.state.incrementalRotation);
    Eigen::Vector3d rot;
    if (q.w() >= 1. || q.vec().isZero(1e-10)) {
        rot = Eigen::Vector3d::Zero();
    } else {
#if 0
        auto magnitude = q.vec().blueNorm();
        rot = (q.vec() / magnitude * (2. * std::atan2(magnitude, q.w()))) /
              report.state.dt;
#else
        auto angle = std::acos(q.w());
        rot = q.vec().normalized() * angle * 2 / report.state.dt;
#endif
    }

    m_fusion.handleIMUVelocity(timestamp, rot);
    if (m_fusion.running()) {
        sendMainPoseReport();
    }
    sendVelocityReport();
}
int ShapeGraspPlanner::createGrasp(const geometry_msgs::PoseStamped& pose,
                                   double gripper_opening,
                                   double gripper_pitch,
                                   double x_offset,
                                   double z_offset,
                                   double quality)
{
  moveit_msgs::Grasp grasp;
  grasp.grasp_pose = pose;

  // defaults
  grasp.pre_grasp_posture = makeGraspPosture(gripper_opening);
  grasp.grasp_posture = makeGraspPosture(0.0);
  grasp.pre_grasp_approach = makeGripperTranslation(approach_frame_,
                                                    approach_min_translation_,
                                                    approach_desired_translation_);
  grasp.post_grasp_retreat = makeGripperTranslation(retreat_frame_,
                                                    retreat_min_translation_,
                                                    retreat_desired_translation_,
                                                    -1.0);  // retreat is in negative x direction

  // initial pose
  Eigen::Affine3d p = Eigen::Translation3d(pose.pose.position.x,
                                           pose.pose.position.y,
                                           pose.pose.position.z) *
                        Eigen::Quaterniond(pose.pose.orientation.w,
                                           pose.pose.orientation.x,
                                           pose.pose.orientation.y,
                                           pose.pose.orientation.z);
  // translate by x_offset, 0, z_offset
  p = p * Eigen::Translation3d(x_offset, 0, z_offset);
  // rotate by 0, pitch, 0
  p = p * quaternionFromEuler(0.0, gripper_pitch, 0.0);
  // apply grasp point -> planning frame offset
  p = p * Eigen::Translation3d(-tool_offset_, 0, 0);

  grasp.grasp_pose.pose.position.x = p.translation().x();
  grasp.grasp_pose.pose.position.y = p.translation().y();
  grasp.grasp_pose.pose.position.z = p.translation().z();
  Eigen::Quaterniond q = (Eigen::Quaterniond)p.linear();
  grasp.grasp_pose.pose.orientation.x = q.x();
  grasp.grasp_pose.pose.orientation.y = q.y();
  grasp.grasp_pose.pose.orientation.z = q.z();
  grasp.grasp_pose.pose.orientation.w = q.w();

  grasp.grasp_quality = quality;

  grasps_.push_back(grasp);
  return 1;
}
Пример #23
0
static void subject_publish_callback(const ViconDriver::Subject &subject)
{
  if(!running)
    return;

  static std::map<std::string, ros::Publisher> vicon_publishers;
  std::map<std::string, ros::Publisher>::iterator it;

  it = vicon_publishers.find(subject.name);
  if(it == vicon_publishers.end())
  {
    ros::Publisher pub = nh->advertise<vicon::Subject>(subject.name, 10);
    it = vicon_publishers.insert(std::make_pair(subject.name, pub)).first;
  }

  if(loadCalib(subject.name))
  {
    Eigen::Affine3d current_pose = Eigen::Affine3d::Identity();
    current_pose.translate(Eigen::Vector3d(subject.translation));
    current_pose.rotate(Eigen::Quaterniond(subject.rotation));
    current_pose = current_pose * calib_pose[subject.name];
    const Eigen::Vector3d position(current_pose.translation());
    const Eigen::Quaterniond rotation(current_pose.rotation());

    vicon::Subject subject_ros;
    subject_ros.header.seq = subject.frame_number;
    subject_ros.header.stamp = ros::Time(subject.time_usec / 1e6);
    subject_ros.header.frame_id = "/vicon";
    subject_ros.name = subject.name;
    subject_ros.occluded = subject.occluded;
    subject_ros.position.x = position.x();
    subject_ros.position.y = position.y();
    subject_ros.position.z = position.z();
    subject_ros.orientation.x = rotation.x();
    subject_ros.orientation.y = rotation.y();
    subject_ros.orientation.z = rotation.z();
    subject_ros.orientation.w = rotation.w();
    subject_ros.markers.resize(subject.markers.size());
    for(size_t i = 0; i < subject_ros.markers.size(); i++)
    {
      subject_ros.markers[i].name = subject.markers[i].name;
      subject_ros.markers[i].subject_name = subject.markers[i].subject_name;
      subject_ros.markers[i].position.x = subject.markers[i].translation[0];
      subject_ros.markers[i].position.y = subject.markers[i].translation[1];
      subject_ros.markers[i].position.z = subject.markers[i].translation[2];
      subject_ros.markers[i].occluded = subject.markers[i].occluded;
    }
    it->second.publish(subject_ros);
  }
}
Пример #24
0
void pose_callback( const nav_msgs::Odometry &pos )
{
    now_t   = pos.header.stamp;
    now_position(0)     = pos.pose.pose.position.x;
    now_position(1)     = pos.pose.pose.position.y;
    now_position(2)     = pos.pose.pose.position.z;
    q_ukf.w()     = pos.pose.pose.orientation.w;
    q_ukf.x()     = pos.pose.pose.orientation.x;
    q_ukf.y()     = pos.pose.pose.orientation.y;
    q_ukf.z()     = pos.pose.pose.orientation.z;
    now_velocity(0)     = pos.twist.twist.linear.x;
    now_velocity(1)     = pos.twist.twist.linear.y;
    now_velocity(2)     = pos.twist.twist.linear.z;
    rpy = Qbw2RPY(q_ukf);
}
Пример #25
0
bool planning_models::quatFromMsg(const geometry_msgs::Quaternion &qmsg, Eigen::Quaterniond &q)
{
  q = Eigen::Quaterniond(qmsg.w, qmsg.x, qmsg.y, qmsg.z);
  double error = fabs(q.squaredNorm() - 1.0);
  if (error > 0.05)
  {
    ROS_ERROR("Quaternion is NOWHERE CLOSE TO NORMALIZED [x,y,z,w], [%.2f, %.2f, %.2f, %.2f]. Can't do much, returning identity.",
        qmsg.x, qmsg.y, qmsg.z, qmsg.w);
    q = Eigen::Quaterniond(1.0, 0.0, 0.0, 0.0);
    return false;
  }
  else if(error > 1e-3)
    q.normalize();

  return true;
}
Пример #26
0
    inline void applyAngVelToState(TrackingSystem const &sys, BodyState &state,
                                   BodyProcessModel &processModel,
                                   CannedIMUMeasurement const &meas) {

        Eigen::Vector3d angVel;
        meas.restoreAngVel(angVel);
        Eigen::Vector3d var;
        meas.restoreAngVelVariance(var);
#if 0
        static const double dt = 0.02;
        /// Rotate it into camera space - it's bTb and we want cTc
        /// @todo do this without rotating into camera space?
        Eigen::Quaterniond cTb = state.getQuaternion();
        // Eigen::Matrix3d bTc(state.getQuaternion().conjugate());
        /// Turn it into an incremental quat to do the space transformation
        Eigen::Quaterniond incrementalQuat =
            cTb * angVelVecToIncRot(angVel, dt) * cTb.conjugate();
        /// Then turn it back into an angular velocity vector
        angVel = incRotToAngVelVec(incrementalQuat, dt);
        // angVel = (getRotationMatrixToCameraSpace(sys) * angVel).eval();
        /// @todo transform variance?

        kalman::AngularVelocityMeasurement<BodyState> kalmanMeas{angVel, var};
        kalman::correct(state, processModel, kalmanMeas);
#else
        kalman::IMUAngVelMeasurement kalmanMeas{angVel, var};
        auto correctionInProgress =
            kalman::beginUnscentedCorrection(state, kalmanMeas);
        auto outputMeas = [&] {
            std::cout << "state: " << state.angularVelocity().transpose()
                      << " and measurement: " << angVel.transpose();
        };
        if (!correctionInProgress.stateCorrectionFinite) {
            std::cout
                << "Non-finite state correction in applying angular velocity: ";
            outputMeas();
            std::cout << "\n";
            return;
        }
        if (!correctionInProgress.finishCorrection(true)) {
            std::cout << "Non-finite error covariance after applying angular "
                         "velocity: ";
            outputMeas();
            std::cout << "\n";
        }
#endif
    }
TEST(TFEigenConversions, tf_eigen_quaternion)
{
  tf::Quaternion t;
  t[0] = gen_rand(-1.0,1.0);
  t[1] = gen_rand(-1.0,1.0);
  t[2] = gen_rand(-1.0,1.0);
  t[3] = gen_rand(-1.0,1.0);
  t.normalize();
  Eigen::Quaterniond k;
  quaternionTFToEigen(t,k);

  ASSERT_NEAR(t[0],k.coeffs()(0),1e-6);
  ASSERT_NEAR(t[1],k.coeffs()(1),1e-6);
  ASSERT_NEAR(t[2],k.coeffs()(2),1e-6);
  ASSERT_NEAR(t[3],k.coeffs()(3),1e-6);
  ASSERT_NEAR(k.norm(),1.0,1e-10);
}
Пример #28
0
inline Transformation::Transformation(const Eigen::Vector3d & r_AB,
                                      const Eigen::Quaterniond& q_AB)
    : r_(&parameters_[0]),
      q_(&parameters_[3]) {
  r_ = r_AB;
  q_ = q_AB.normalized();
  updateC();
}
Пример #29
0
TEST (PCL, WarpPointRigid6DDouble)
{
  WarpPointRigid6D<PointXYZ, PointXYZ, double> warp;
  Eigen::Quaterniond q (0.4455, 0.9217, 0.3382, 0.3656);
  q.normalize ();
  Eigen::Vector3d t (0.82550, 0.11697, 0.44864);

  Eigen::VectorXd p (6);
  p[0] = t.x (); p[1] = t.y (); p[2] = t.z (); p[3] = q.x (); p[4] = q.y (); p[5] = q.z ();
  warp.setParam (p);

  PointXYZ pin (1, 2, 3), pout;
  warp.warpPoint (pin, pout);
  EXPECT_NEAR (pout.x, 4.15963, 1e-5);
  EXPECT_NEAR (pout.y, -1.51363, 1e-5);
  EXPECT_NEAR (pout.z, 0.922648, 1e-5);
}
Пример #30
0
bool planArmToPose(const string &armName, const Eigen::Vector3d &pos, const Eigen::Quaterniond &q, trajectory_msgs::JointTrajectory &traj, arm_navigation_msgs::SimplePoseConstraint *poseConstraint)
{
    clopema_arm_navigation::ClopemaMotionPlan mp;
    mp.request.motion_plan_req.group_name = armName + "_arm" ;
    mp.request.motion_plan_req.allowed_planning_time = ros::Duration(5.0);

    if ( !getRobotState(mp.request.motion_plan_req.start_state) ) return false ;

    arm_navigation_msgs::SimplePoseConstraint desired_pose;

    desired_pose.header.frame_id = "base_link";
    desired_pose.header.stamp = ros::Time::now();
    desired_pose.link_name = armName + "_ee";
    desired_pose.pose.position.x = pos.x() ;
    desired_pose.pose.position.y = pos.y() ;
    desired_pose.pose.position.z = pos.z() ;

    desired_pose.pose.orientation.x = q.x() ;
    desired_pose.pose.orientation.y = q.y() ;
    desired_pose.pose.orientation.z = q.z() ;
    desired_pose.pose.orientation.w = q.w() ;

    if ( poseConstraint )
    {
        desired_pose.absolute_position_tolerance = poseConstraint->absolute_position_tolerance ;
        desired_pose.absolute_roll_tolerance = poseConstraint->absolute_roll_tolerance ;
        desired_pose.absolute_pitch_tolerance = poseConstraint->absolute_pitch_tolerance ;
        desired_pose.absolute_yaw_tolerance = poseConstraint->absolute_yaw_tolerance ;
    }
    else
    {
        desired_pose.absolute_position_tolerance.x = desired_pose.absolute_position_tolerance.y = desired_pose.absolute_position_tolerance.z = 0.02;
        desired_pose.absolute_roll_tolerance = desired_pose.absolute_pitch_tolerance = desired_pose.absolute_yaw_tolerance = 0.04;
    }

    poseToClopemaMotionPlan(mp, desired_pose);

    if (!plan(mp)) return false;

    traj = mp.response.joint_trajectory ;

    if ( traj.points.size() > 2 ) return true ;

    return false;
}