gtsam/geometry/Point2.cpp

44 lines
1.2 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file Point2.cpp
* @brief 2D Point
* @author Frank Dellaert
*/
#include <gtsam/geometry/Point2.h>
#include <gtsam/base/Lie-inl.h>
using namespace std;
namespace gtsam {
/** Explicit instantiation of base class to export members */
INSTANTIATE_LIE(Point2);
/* ************************************************************************* */
void Point2::print(const string& s) const {
cout << s << "(" << x_ << ", " << y_ << ")" << endl;
}
/* ************************************************************************* */
bool Point2::equals(const Point2& q, double tol) const {
return (fabs(x_ - q.x()) < tol && fabs(y_ - q.y()) < tol);
}
/* ************************************************************************* */
double Point2::norm() const {
return sqrt(x_*x_ + y_*y_);
}
} // namespace gtsam