lammps/lib/poems/sphericaljoint.h

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/*
*_________________________________________________________________________*
* POEMS: PARALLELIZABLE OPEN SOURCE EFFICIENT MULTIBODY SOFTWARE *
* DESCRIPTION: SEE READ-ME *
* FILE NAME: sphericaljoint.h *
* AUTHORS: See Author List *
* GRANTS: See Grants List *
* COPYRIGHT: (C) 2005 by Authors as listed in Author's List *
* LICENSE: Please see License Agreement *
* DOWNLOAD: Free at www.rpi.edu/~anderk5 *
* ADMINISTRATOR: Prof. Kurt Anderson *
* Computational Dynamics Lab *
* Rensselaer Polytechnic Institute *
* 110 8th St. Troy NY 12180 *
* CONTACT: anderk5@rpi.edu *
*_________________________________________________________________________*/
#ifndef SPHERICALJOINT_H
#define SPHERICALJOINT_H
#include "joint.h"
#include "vect3.h"
#include "mat3x3.h"
class SphericalJoint : public Joint {
Matrix const_sP;
public:
SphericalJoint();
~SphericalJoint();
JointType GetType();
bool ReadInJointData(std::istream& in);
void WriteOutJointData(std::ostream& out);
Matrix GetForward_sP();
Matrix GetBackward_sP();
void UpdateForward_sP( Matrix& sP);
void UpdateBackward_sP( Matrix& sP);
void ComputeLocalTransform();
void ForwardKinematics();
void BackwardKinematics();
};
#endif