prismatic_joint_model.h

Go to the documentation of this file.

/*********************************************************************
 * Software License Agreement (BSD License)
 *
 *  Copyright (c) 2013, Willow Garage, Inc.
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions and the following
 *     disclaimer in the documentation and/or other materials provided
 *     with the distribution.
 *   * Neither the name of Willow Garage, Inc. nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 *********************************************************************/
 
/* Author: Ioan Sucan */
 
#pragma once
 
#include <moveit/robot_model/joint_model.h>
 
namespace moveit
{
namespace core
{
class PrismaticJointModel : public JointModel
{
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW
 
  PrismaticJointModel(const std::string& name, size_t joint_index, size_t first_variable_index);
 
  void getVariableDefaultPositions(double* values, const Bounds& other_bounds) const override;
  void getVariableRandomPositions(random_numbers::RandomNumberGenerator& rng, double* values,
                                  const Bounds& other_bounds) const override;
  void getVariableRandomPositionsNearBy(random_numbers::RandomNumberGenerator& rng, double* values,
                                        const Bounds& other_bounds, const double* near,
                                        const double distance) const override;
  bool enforcePositionBounds(double* values, const Bounds& other_bounds) const override;
  bool satisfiesPositionBounds(const double* values, const Bounds& other_bounds, double margin) const override;
 
  void interpolate(const double* from, const double* to, const double t, double* state) const override;
  unsigned int getStateSpaceDimension() const override;
  double getMaximumExtent(const Bounds& other_bounds) const override;
  double distance(const double* values1, const double* values2) const override;
 
  void computeTransform(const double* joint_values, Eigen::Isometry3d& transf) const override;
  void computeVariablePositions(const Eigen::Isometry3d& transf, double* joint_values) const override;
 
  const Eigen::Vector3d& getAxis() const
  {
    return axis_;
  }
 
  void setAxis(const Eigen::Vector3d& axis)
  {
    axis_ = axis;
  }
 
protected:
  Eigen::Vector3d axis_;
};
}  // namespace core
}  // namespace moveit