#ifndef GRIDPOINT_H
#define GRIDPOINT_H

#include <cmath>

struct GridPoint {

	/** x-position (in centimeter) */
	const float x_cm;

	/** y-position (in centimeter) */
	const float y_cm;

	/** z-position (in centimeter) */
	const float z_cm;


	/** empty ctor */
	GridPoint() : x_cm(0), y_cm(0), z_cm(0) {;}

	/** ctor */
	GridPoint(const float x_cm, const float y_cm, const float z_cm) : x_cm(x_cm), y_cm(y_cm), z_cm(z_cm) {;}


	/** equal? */
	bool operator == (const GridPoint& o) const {
		return x_cm == o.x_cm && y_cm == o.y_cm && z_cm == o.z_cm;
	}

	/** get the distance (in meter) betwen this and the given point */
	float getDistanceInMeter(const GridPoint& other) const {
		const int dx = x_cm - other.x_cm;
		const int dy = y_cm - other.y_cm;
		const int dz = z_cm - other.z_cm;
		return std::sqrt(dx*dx + dy*dy + dz*dz) / 100.0f;
	}


};

#endif // GRIDPOINT_H