// g2o - General Graph Optimization
// Copyright (C) 2011 R. Kuemmerle, G. Grisetti, W. Burgard
// 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.
//
// 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
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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#ifndef G2O_VERTEX_TRACKXYZ_H_
#define G2O_VERTEX_TRACKXYZ_H_

#include "g2o_types_slam3d_api.h"
#include "../../core/base_vertex.h"
#include "../../core/hyper_graph_action.h"

namespace g2o {
  /**
   * \brief Vertex for a tracked point in space
   */
  class G2O_TYPES_SLAM3D_API VertexPointXYZ : public BaseVertex<3, Eigen::Vector3d>
  {
    public:
      EIGEN_MAKE_ALIGNED_OPERATOR_NEW;
      VertexPointXYZ() {}
      virtual bool read(std::istream& is);
      virtual bool write(std::ostream& os) const;

      virtual void setToOriginImpl() { _estimate.fill(0.); }

      virtual void oplusImpl(const double* update_) {
        Map<const Vector3d> update(update_);
        _estimate += update;
      }

      virtual bool setEstimateDataImpl(const double* est){
        Map<const Vector3d> _est(est);
        _estimate = _est;
        return true;
      }

      virtual bool getEstimateData(double* est) const{
        Map<Vector3d> _est(est);
        _est = _estimate;
        return true;
      }

      virtual int estimateDimension() const {
        return 3;
      }

      virtual bool setMinimalEstimateDataImpl(const double* est){
        _estimate = Map<const Vector3d>(est);
        return true;
      }

      virtual bool getMinimalEstimateData(double* est) const{
        Map<Vector3d> v(est);
        v = _estimate;
        return true;
      }

      virtual int minimalEstimateDimension() const {
        return 3;
      }

  };

  class G2O_TYPES_SLAM3D_API VertexPointXYZWriteGnuplotAction: public WriteGnuplotAction
  {
    public:
      VertexPointXYZWriteGnuplotAction();
      virtual HyperGraphElementAction* operator()(HyperGraph::HyperGraphElement* element, HyperGraphElementAction::Parameters* params_ );
  };

#ifdef G2O_HAVE_OPENGL
  /**
   * \brief visualize a 3D point
   */
  class VertexPointXYZDrawAction: public DrawAction{
    public:
      VertexPointXYZDrawAction();
      virtual HyperGraphElementAction* operator()(HyperGraph::HyperGraphElement* element, 
          HyperGraphElementAction::Parameters* params_);


    protected:
      FloatProperty *_pointSize;
      virtual bool refreshPropertyPtrs(HyperGraphElementAction::Parameters* params_);
  };
#endif

}
#endif
