BoundingBox2D.h

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//
// Class BoundingBox2D
//
// This class provides functionality to compute bounding boxes, to compute if a position
// is inside the box.
//
// Copyright (c) 2018 - 2021, Christof Metzger-Kraus
//
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
#ifndef MSLANG_BOUNDINGBOX_H
#define MSLANG_BOUNDINGBOX_H
 
#include "OPALTypes.h"
 
#include <fstream>
#include <iostream>
 
namespace mslang {
    struct BoundingBox2D {
        Vector_t<double, 3> center_m;
        double width_m;
        double height_m;
 
        BoundingBox2D() : center_m(0.0), width_m(0.0), height_m(0.0) {
        }
 
        BoundingBox2D(const BoundingBox2D& right)
            : center_m(right.center_m), width_m(right.width_m), height_m(right.height_m) {
        }
 
        BoundingBox2D(const Vector_t<double, 3>& llc, const Vector_t<double, 3>& urc)
            : center_m(0.5 * (llc + urc)), width_m(urc[0] - llc[0]), height_m(urc[1] - llc[1]) {
        }
 
        BoundingBox2D& operator=(const BoundingBox2D&) = default;
        bool doesIntersect(const BoundingBox2D& bb) const;
        bool isInside(const Vector_t<double, 3>& X) const;
        bool isInside(const BoundingBox2D& b) const;
        virtual void writeGnuplot(std::ostream& out) const;
        void print(std::ostream& out) const;
    };
 
    std::ostream& operator<<(std::ostream& out, const BoundingBox2D& bb);
}  // namespace mslang
 
#endif