152 lines
4.0 KiB
C++
152 lines
4.0 KiB
C++
/*
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* This file is part of the Owl Positioning System (OwlPS).
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* OwlPS is a project of the University of Franche-Comté
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* (Université de Franche-Comté), France.
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*/
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#ifndef _OWLPS_POSITIONING_REFERENCEPOINT_HH_
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#define _OWLPS_POSITIONING_REFERENCEPOINT_HH_
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class AccessPoint ;
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class CalibrationRequest ;
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class Request ;
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class Measurement ;
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#include "point3d.hh"
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#include <vector>
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#include <ostream>
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#include <boost/tr1/unordered_map.hpp>
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/// Represents a reference point in 3-D space
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class ReferencePoint: public Point3D
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{
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protected:
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/// List of CalibrationRequest associated with the ReferencePoint
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/** Note that \em requests is a \em pointer list: only pointers
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are stored, not values. */
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std::vector<CalibrationRequest*> requests ;
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/** @name Read accessors */
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//@{
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std::tr1::unordered_map<std::string, Measurement>
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get_all_measurements(void) const ;
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/// Returns all the measurements sent by the given mobile
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std::tr1::unordered_map<std::string, Measurement>
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get_all_measurements(const std::string &mac_transmitter) const ;
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/// Returns the calibration requests sent by the given mobile
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const std::vector<CalibrationRequest*> get_requests(
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const std::string &mac_transmitter) const ;
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//@}
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public:
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ReferencePoint(const float &_x = 0,
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const float &_y = 0,
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const float &_z = 0): Point3D(_x, _y, _z) {}
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ReferencePoint(const Point3D &p): Point3D(p) {}
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ReferencePoint(const ReferencePoint &source):
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Point3D(source), requests(source.requests) {}
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~ReferencePoint(void) ;
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/** @name Read accessors */
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//@{
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const std::vector<CalibrationRequest*>& get_requests(void) const ;
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double average_measurements(const std::string &mac_transmitter) const ;
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//@}
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/** @name Write accessors */
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//@{
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/// Adds a Request to the \link #requests request list\endlink
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void add_request(const CalibrationRequest *r) ;
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/// Deletes all the requests contained in #requests
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void delete_requests(void) ;
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/// Deletes the requests that are not sent by an AP
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bool delete_generated_requests(void) ;
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//@}
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/** @name Operations */
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//@{
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/// Computes the distance between the ReferencePoint and a Request
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float ss_square_distance(const Request &source) const ;
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/// Computes the Friis index for the given AccessPoint
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float friis_index_for_ap(const std::string &ap_mac) const ;
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/// Computes the Friis indexes sum for the given AccessPoint
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float friis_indexes_for_ap(
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const AccessPoint &ap, const double &const_term,
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int &nb_indexes) const ;
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//@}
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/** @name Operators */
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//@{
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ReferencePoint& operator=(const ReferencePoint &source) ;
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bool operator==(const ReferencePoint &source) const ;
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bool operator!=(const ReferencePoint &source) const ;
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//@}
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/// Displays a ReferencePoint
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friend std::ostream &operator<<(std::ostream &os, const ReferencePoint &rp) ;
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/// Hashes a ReferencePoint
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friend std::size_t hash_value(const ReferencePoint &source) ;
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} ;
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/* *** Read accessors *** */
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inline const
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std::vector<CalibrationRequest*>& ReferencePoint::get_requests() const
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{
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return requests ;
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}
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/* *** Write accessors *** */
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/**
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* @param r A pointer to the CalibrationRequest to add. If it is
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* NULL, nothing will be done.
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* The memory pointed by this pointer must not be deallocated before
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* the ReferencePoint destruction (do \em not pass a pointer to a local
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* variable!).
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*/
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inline void ReferencePoint::add_request(const CalibrationRequest *r)
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{
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if (r != NULL)
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requests.push_back(const_cast<CalibrationRequest*>(r)) ;
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}
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/* *** Operators *** */
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inline bool ReferencePoint::operator!=(const ReferencePoint &source) const
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{
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return !(*this == source) ;
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}
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struct reference_point_equal_to:
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public std::binary_function<ReferencePoint, ReferencePoint, bool>
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{
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bool operator()(const ReferencePoint &source1,
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const ReferencePoint &source2) const
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{
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return
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static_cast<Point3D>(source1) == static_cast<Point3D>(source2) ;
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}
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} ;
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#endif // _OWLPS_POSITIONING_REFERENCEPOINT_HH_
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