robModifiedDH.h

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/*
 
  Author(s): Simon Leonard
  Created on: Nov 11 2009
 
  (C) Copyright 2008 Johns Hopkins University (JHU), All Rights
  Reserved.
 
--- begin cisst license - do not edit ---
 
This software is provided "as is" under an open source license, with
no warranty.  The complete license can be found in license.txt and
http://www.cisst.org/cisst/license.txt.
 
--- end cisst license ---
*/
 
#ifndef _robModifiedDH_h
#define _robModifiedDH_h
 
#include <iostream>
 
#include <cisstRobot/robKinematics.h>
#include <cisstRobot/robExport.h>


 
class CISST_EXPORT robModifiedDH : public robKinematics {
  
 private:
  
  double alpha, a;            // x components
  double theta, d;            // z components
 
 protected:
  

  void ReadParameters( std::istream& is );
#if CISST_HAS_JSON
  void ReadParameters(const Json::Value &config);
#endif
  

  void WriteParameters( std::ostream& os ) const; 
 
 public:
  
  robModifiedDH();


  robModifiedDH( double alpha, 
         double a, 
         double theta, 
         double d,
         const robJoint& joint );

  ~robModifiedDH();
  

  vctFrame4x4<double> ForwardKinematics( double q ) const;


  vctMatrixRotation3<double> Orientation( double q ) const;
  

  vctFixedSizeVector<double,3> PStar() const;

  robKinematics* Clone() const;
 
  double GetRotationX()    const { return alpha; }
  double GetRotationZ()    const { return theta; }
  double GetTranslationX() const { return a; }
  double GetTranslationZ() const { return d; }
 
  
  void SetRotationX( double x )    { alpha = x; }
  void SetRotationZ( double x )    { theta = x; }
  void SetTranslationX( double x ) { a = x; }
  void SetTranslationZ( double x ) { d = x; }
  
};
 
#endif