shrimp.hh

机器人人3D仿真工具,可以加入到Simbad仿真环境下应用。

/*
 *  Gazebo - Outdoor Multi-Robot Simulator
 *  Copyright (C) 2003  
 *     Nate Koenig & Andrew Howard
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
/* Desc: Model for a Shrimp
 * Author: Stijn Opheide, Jef Marien, Koen Jans
 * Date: December 2003
 * CVS: $Id: Shrimp.hh,v 1.7 2004/11/16 04:47:08 inspectorg Exp $
 */

#ifndef SHRIMP_HH
#define SHRIMP_HH

#include "Model.hh"

// Forward declarations
class Body;
class HingeJoint;
class ShrimpSideFork;

class Shrimp : public Model
{
  // Construct, destructor
  public: Shrimp( World *world );
  public: virtual ~Shrimp();

  // Load the model
  public: virtual int Load( WorldFile *file, WorldFileNode *node );

  // Initialize the model
  public: virtual int Init( WorldFile *file, WorldFileNode *node );

  // Finalize the model
  public: virtual int Fini();

  // Update the model state
  public: virtual void Update( double step );

  // Update the odometry
  private: void UpdateOdometry( double step );

  // Load ODE stuff
  private: int OdeLoad( WorldFile *file, WorldFileNode *node );

  // Get commands from the external interface
  private: void PositionGetCmd();
  
  // Update the data in the external interface
  private: void PositionPutData();

  // Robot parameters
  private: double wheelSep, wheelDiam;

  // Update time
  private: double updatePeriod, updateTime;
  
  // ODE components
  private: Body *chassis;
  private: Body *wheels[4];
  private: HingeJoint *wheelJoints[4];

  // External interface
  private: gz_position_t *iface;

  // Wheel speeds (left and right wheels are paired)
  private: double wheelSpeed[2];

  // Odometric pose estimate
  private: double odomPose[3];

  private: Body *bovenBalk;
  private: Body *backWheel;
  private: ShrimpSideFork *leftFork, *rightFork;

  private: Body *forkPart1;
  private: Body *forkPart1b;
  private: Body *forkPart2;
  private: Body *frontwheel;
  private: HingeJoint *forkJoint;
  private: HingeJoint *forkJointb;
  private: HingeJoint *forkforkJoint;
  private: HingeJoint *forkforkbJoint;
  private: HingeJoint *frontwheelJoint;
};

#endif