openRectChannel2D.h

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/*
 * -------------------------------------------
 * Copyright (c) 2021 - 2026 Prashant K. Jha
 * -------------------------------------------
 * PeriDEM https://github.com/prashjha/PeriDEM
 *
 * Distributed under the Boost Software License, Version 1.0.
 */
 
#ifndef GEOM_OPEN_RECT_CHANNEL_2D_H
#define GEOM_OPEN_RECT_CHANNEL_2D_H
 
#include "geomObjects.h"
#include <string>
#include <utility>
#include <vector>
 
namespace geom {
 
class OpenRectChannel2D : public GeomObject {
public:
  double d_x0 = 0.;
  double d_y0 = 0.;
  double d_x1 = 0.;
  double d_y1 = 0.;
  double d_t = 0.;
  double d_z = 0.;
  std::vector<util::Point> d_vertices;
 
  util::Point d_x;
 
  OpenRectChannel2D();
 
  OpenRectChannel2D(double x0, double y0, double x1, double y1, double t, double z,
                    std::string description = "");
 
  OpenRectChannel2D(const OpenRectChannel2D &other);
 
  OpenRectChannel2D &operator=(const OpenRectChannel2D &other);
 
  void buildVertices();
 
  void transform(const util::Point &translation, const double &scale, const double &angle,
                 const util::Point &axis, const util::Point *rotationPoint) override;
 
  double volume() const override;
  util::Point center() const override;
  std::pair<util::Point, util::Point> box() const override;
  std::pair<util::Point, util::Point> box(const double &tol) const override;
  double inscribedRadius() const override;
  double boundingRadius() const override;
 
  bool isInside(const util::Point &x) const override;
  bool isOutside(const util::Point &x) const override;
  bool isNear(const util::Point &x, const double &tol) const override;
  bool isNearBoundary(const util::Point &x, const double &tol, const bool &within) const override;
  bool doesIntersect(const util::Point &x) const override;
 
  bool isInside(const std::pair<util::Point, util::Point> &bx) const override;
  bool isOutside(const std::pair<util::Point, util::Point> &bx) const override;
  bool isNear(const std::pair<util::Point, util::Point> &bx, const double &tol) const override;
  bool doesIntersect(const std::pair<util::Point, util::Point> &bx) const override;
 
  std::string printStr(int nt = 0, int lvl = 0) const override;
  void print(int nt = 0, int lvl = 0) const override { std::cout << printStr(nt, lvl); };
  void print() const override { print(0, 0); };
 
private:
  bool pointInPolygon2D(const util::Point &p) const;
  double polygonArea2D() const;
  util::Point polygonCentroid2D() const;
};
 
} // namespace geom
 
#endif