HGCalWaferMask.h

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#ifndef HGCalCommonData_HGCalWaferMask_h
#define HGCalCommonData_HGCalWaferMask_h

#include <cmath>
#include <vector>

class HGCalWaferMask {
public:
  HGCalWaferMask() = default;

  // Decides if the cell is present or not from # oc corners (for V14)
  static bool maskCell(int u, int v, int N, int ncor, int fcor, int corners);
  // Decides if the cell is present or not from # oc corners (for V15, V16)
  static bool goodCell(int u, int v, int N, int type, int rotn);
  // Decides if the cell is present or not (for v17)
  static bool goodCell(int u, int v, int waferType);
  // Converts rotation index (as otained from flat file) depending on
  // zside and type (for V15, V16)
  static int getRotation(int zside, int type, int rotn);
  // Get partial wafer type and orientation (for V15, V16)
  static std::pair<int, int> getTypeMode(const double& xpos,
                                         const double& ypos,
                                         const double& delX,
                                         const double& delY,
                                         const double& rin,
                                         const double& rout,
                                         const int& waferType,
                                         const int& mode,
                                         bool debug = false);
  // Checks partial wafer type and orientation (for V15, V16)
  static bool goodTypeMode(double xpos,
                           double ypos,
                           double delX,
                           double delY,
                           double rin,
                           double rout,
                           int part,
                           int rotn,
                           bool debug = false);
  // Gets the corners of the partial wafers from its type, orientation, zside
  // (Good for V15, V16 geometries)
  static std::vector<std::pair<double, double> > waferXY(
      int part, int orient, int zside, double delX, double delY, double xpos, double ypos);
  // Gets the corners of the partial wafers from its type, placement index
  // (Good for V17 geometry)
  static std::vector<std::pair<double, double> > waferXY(
      int part, int placement, double delX, double delY, double xpos, double ypos);

private:
  static constexpr double sqrt3_ = 1.732050807568877;  // std::sqrt(3.0) in double precision
  static constexpr double sin_60_ = 0.5 * sqrt3_;
  static constexpr double cos_60_ = 0.5;
  static constexpr double tan_60_ = sqrt3_;
};

#endif