base_teb_edges.h

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/*********************************************************************
 *
 * Software License Agreement (BSD License)
 *
 *  Copyright (c) 2016,
 *  TU Dortmund - Institute of Control Theory and Systems Engineering.
 *  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 the institute 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
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 *  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.
 * 
 * Notes:
 * The following class is derived from a class defined by the
 * g2o-framework. g2o is licensed under the terms of the BSD License.
 * Refer to the base class source for detailed licensing information.
 *
 * Author: Christoph Rösmann
 *********************************************************************/
 
#ifndef _BASE_TEB_EDGES_H_
#define _BASE_TEB_EDGES_H_
 
#include <teb_local_planner/teb_config.h>
 
#include <g2o/core/base_binary_edge.h>
#include <g2o/core/base_unary_edge.h>
#include <g2o/core/base_multi_edge.h>
 
namespace teb_local_planner
{
    
    
template <int D, typename E, typename VertexXi>
class BaseTebUnaryEdge : public g2o::BaseUnaryEdge<D, E, VertexXi>
{
public:
            
  using typename g2o::BaseUnaryEdge<D, E, VertexXi>::ErrorVector;
  using g2o::BaseUnaryEdge<D, E, VertexXi>::computeError;
    
  ErrorVector& getError()
  {
    computeError();
    return _error;
  }
  
  virtual bool read(std::istream& is)
  {
    // TODO generic read
    return true;
  }
 
  virtual bool write(std::ostream& os) const
  {
    // TODO generic write
    return os.good();
  }
 
  void setTebConfig(const TebConfig& cfg)
  {
    cfg_ = &cfg;
  }
    
protected:
    
  using g2o::BaseUnaryEdge<D, E, VertexXi>::_error;
  using g2o::BaseUnaryEdge<D, E, VertexXi>::_vertices;
  
  const TebConfig* cfg_; 
  
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW   
};
 
template <int D, typename E, typename VertexXi, typename VertexXj>
class BaseTebBinaryEdge : public g2o::BaseBinaryEdge<D, E, VertexXi, VertexXj>
{
public:
    
  using typename g2o::BaseBinaryEdge<D, E, VertexXi, VertexXj>::ErrorVector;
  using g2o::BaseBinaryEdge<D, E, VertexXi, VertexXj>::computeError;
 
  ErrorVector& getError()
  {
    computeError();
    return _error;
  }
  
  virtual bool read(std::istream& is)
  {
    // TODO generic read
    return true;
  }
 
  virtual bool write(std::ostream& os) const
  {
    // TODO generic write
    return os.good();
  }
 
  void setTebConfig(const TebConfig& cfg)
  {
    cfg_ = &cfg;
  }
  
protected:
  
  using g2o::BaseBinaryEdge<D, E, VertexXi, VertexXj>::_error;
  using g2o::BaseBinaryEdge<D, E, VertexXi, VertexXj>::_vertices;
    
  const TebConfig* cfg_; 
  
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW   
};
 
 
template <int D, typename E>
class BaseTebMultiEdge : public g2o::BaseMultiEdge<D, E>
{
public:
  
  using typename g2o::BaseMultiEdge<D, E>::ErrorVector;
  using g2o::BaseMultiEdge<D, E>::computeError;
    
  // Overwrites resize() from the parent class
  virtual void resize(size_t size)
  {
      g2o::BaseMultiEdge<D, E>::resize(size);
      
      for(std::size_t i=0; i<_vertices.size(); ++i)
        _vertices[i] = NULL;
  }
 
  ErrorVector& getError()
  {
    computeError();
    return _error;
  }
  
  virtual bool read(std::istream& is)
  {
    // TODO generic read
    return true;
  }
 
  virtual bool write(std::ostream& os) const
  {
    // TODO generic write
    return os.good();
  }
 
  void setTebConfig(const TebConfig& cfg)
  {
    cfg_ = &cfg;
  }
  
protected:
    
  using g2o::BaseMultiEdge<D, E>::_error;
  using g2o::BaseMultiEdge<D, E>::_vertices;
  
  const TebConfig* cfg_; 
  
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW   
};
 
 
 
 
 
 
} // end namespace
 
#endif