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kleiax
2023-09-03 12:36:16 +02:00
parent faaa3603a7
commit 5f650982a7
30 changed files with 578 additions and 430 deletions
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lib/Point/point.cpp
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/**
* @file point.cpp
* @author Alexander Klein (alex@kleiax.de)
* @brief
* @version 0.1
* @date 2023-09-03
*
* @copyright Copyright (c) 2023
*
*/
Point::Point(double lat, double lon, uint32_t horizontalAccuracy, uint32_t creationTime) {
this->coordinates.lat = lat;
this->coordinates.lon = lon;
this->init(horizontalAccuracy, creationTime);
}
Point::Point(int32_t lat, int32_t lon, uint32_t horizontalAccuracy, uint32_t creationTime) {
this->coordinates.lat = lat / 10000000.0;
this->coordinates.lon = lon / 10000000.0;
this->init(horizontalAccuracy, creationTime);
}
Point::Point(Coordinates coords, uint32_t horizontalAccuracy, uint32_t creationTime) {
this->coordinates = coords;
this->init(horizontalAccuracy, creationTime);
}
Point::Point(Coordinates coords, bool imported) {
this->coordinates = coords;
if (imported)
this->init(UINT32_MAX, 0);
else
this->init(0, 0);
}
Point::Point() {
this->coordinates.lat = 0;
this->coordinates.lon = 0;
this->init(0, 0);
}
bool Point::operator==(const Point& rhs) const {
return this->coordinates == rhs.getCoordinates();
}
// distance = sqrt(dx * dx + dy * dy)
// mit distance: Entfernung in km
// dx = 111.3 * cos(lat) * (lon1 - lon2)
// lat = (lat1 + lat2) / 2 * 0.01745
// dy = 111.3 * (lat1 - lat2)
// lat1, lat2, lon1, lon2: Breite, Länge in Grad
double Point::distanceTo(const Coordinates& point) const {
Coordinates begin = this->coordinates;
Coordinates end = point;
double lat = (begin.lat + end.lat) / 2 * ROUTE_DEGREE_TO_RADIANT;
double dy = ROUTE_DISTANCE_BETWEEN_LATITUDE * (begin.lat - end.lat);
double dx = ROUTE_DISTANCE_BETWEEN_LATITUDE * cos(lat) * (begin.lon - end.lon);
return sqrt(dx * dx + dy * dy);
}
double Point::distanceTo(const Point &point) const {
return this->distanceTo(point.getCoordinates());
}
int16_t Point::courseTo(const Coordinates& point) const {
Coordinates begin = this->coordinates;
Coordinates end = point;
double phi = log( tan(end.lat * ROUTE_DEGREE_TO_RADIANT / 2 + M_PI / 4) / tan(begin.lat * ROUTE_DEGREE_TO_RADIANT / 2 + M_PI / 4) );
double lon = (begin.lon * ROUTE_DEGREE_TO_RADIANT - end.lon * ROUTE_DEGREE_TO_RADIANT);
int16_t res = static_cast<int16_t>(atan2(lon, phi) / ROUTE_DEGREE_TO_RADIANT) * -1;
// if (res < 0)
// res += 360;
return res;
}
int16_t Point::courseTo(const Point &point) const {
return this->courseTo(point.getCoordinates());
}
void Point::init(uint32_t horizontalAccuracy, uint32_t creationTime) {
this->creationTime = creationTime;
if (horizontalAccuracy == UINT32_MAX)
this->accuracy = Accuracy::imported;
else if (horizontalAccuracy > 9999)
this->accuracy = Accuracy::fourDigOfCM;
else if (horizontalAccuracy > 999)
this->accuracy = Accuracy::threeDigOfCM;
else if (horizontalAccuracy > 99)
this->accuracy = Accuracy::twoDigOfCM;
else if (horizontalAccuracy > 1)
this->accuracy = Accuracy::oneDigOfCM;
else
this->accuracy = Accuracy::none;
}
lib/Point/point.h
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/**
* @file point.h
* @author Alexander Klein (alex@kleiax.de)
* @brief
* @version 0.1
* @date 2023-09-03
*
* @copyright Copyright (c) 2023
*
*/
#ifndef POINT_H
#define POINT_H
#include <cmath>
#define ROUTE_DEGREE_TO_RADIANT 0.01745
#define ROUTE_DISTANCE_BETWEEN_LATITUDE 111300
/**
* @brief A to handle points on the earth
*
* The points inherits latidue and longitude as doubles
*
*/
class Point{
public:
/**
* @brief Hold the data longitude and latitude
*
*/
struct Coordinates {
double lon;
double lat;
bool operator==(const Coordinates rhs) const {
return ( this->lon == rhs.lon ) && ( this->lon == rhs.lon );
}
};
/**
* @brief The Accuracy is set by the constructor
*
*/
enum Accuracy {
none,
fourDigOfCM,
threeDigOfCM,
twoDigOfCM,
oneDigOfCM,
imported
};
/**
* @brief Construct a new Point object
*
* @param lat latitude
* @param lon longitude
* @param horizontalAccuracy mm
* @param coords Coordinates
* @param imported if true than highest accuracy
*/
Point(double lat, double lon, uint32_t horizontalAccuracy = 0, uint32_t creationTime = 0);
Point(int32_t lat, int32_t lon, uint32_t horizontalAccuracy = 0, uint32_t creationTime = 0);
Point(Coordinates coords, uint32_t horizontalAccuracy = 0, uint32_t creationTime = 0);
Point(Coordinates coords, bool imported);
Point();
/**
* @brief Checks if to points are equal.
*
* @param rhs
* @return true
* @return false
*/
bool operator==(const Point& rhs) const;
/**
* @brief Checks if the point is initalized.
*
* @return true
* @return false
*/
bool isInit() const { return this->coordinates.lat + this->coordinates.lon; }
/**
* @brief Checks if the point is valid.
*
* If the accuracy is higher than zero, true will be returned.
*
* @return true
* @return false
*/
bool isValid() const { return (this->accuracy > 0) ? true : false; }
/**
* @brief Calculates the distance between to points.
*
* @param point
* @return double meter
*/
double distanceTo(const Coordinates& point) const;
double distanceTo(const Point& point) const;
/**
* @brief Calculates the course to an other point.
*
* @param point
* @return int16_t degree
*/
int16_t courseTo(const Coordinates& point) const;
int16_t courseTo(const Point& point) const;
uint32_t getCreationTime() const { return this->creationTime; }
double getLongitude() const { return this->coordinates.lon; }
double getLatitude() const { return this->coordinates.lat; }
Coordinates getCoordinates() const { return this->coordinates; }
/**
* @brief Get the Accuracy object
*
* The higher the value, the greater the accuracy.
* You can check it by Accuracy.
*
* @return Accuracy
*/
Accuracy getAccuracy() const { return this->accuracy; }
private:
void init(uint32_t horizontalAccuracy, uint32_t creationTime);
Accuracy accuracy = Accuracy::none;
Coordinates coordinates;
uint32_t creationTime = 0;
};
#endif //POINT_H