DetectorDescription/Core/interface/DDPosData.h - master - githubmirror/cmssw

DetectorDescription/Core/interface/DDPosData.h

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29 май 2019, 08:28

29 май 2019, 08:2896591f2

#ifndef DETECTOR_DESCRIPTION_CORE_DD_POS_DATA_H
#define DETECTOR_DESCRIPTION_CORE_DD_POS_DATA_H

#include "DetectorDescription/Core/interface/DDTransform.h"
#include "DetectorDescription/Core/interface/DDTranslation.h"
#include "DetectorDescription/Core/interface/DDDivision.h"

//! Relative position of a child-volume inside a parent-volume
/**
  simple struct to collect information concerning the relative
  position of a child inside its parent.
*/
struct DDPosData {
  //! Creates a new relative position
  /** \arg \c t relative translation std::vector
      \arg \c r relative rotation matrix
      \arg \c c copy number
      
      Users normally don't create DDPosData themselves. They get read access
      to relative positionings via DDPosData in DDCompactView.
  */
  DDPosData(const DDTranslation& t, const DDRotation& r, int c, const DDDivision* d = nullptr)
      : trans_(t), rot_(r), copyno_(c), div_(d) {}
  DDPosData() = delete;
  DDPosData& operator=(const DDPosData&) = delete;

  const DDTranslation& translation() const { return trans_; }
  const DDTranslation& trans() const { return trans_; }

  const DDRotationMatrix& rotation() const { return rot_.rotation(); }
  const DDRotationMatrix& rot() const { return rot_.rotation(); }
  const DDRotation& ddrot() const { return rot_; }
  int copyno() const { return copyno_; }

  const DDDivision& div() const { return *div_; }
  const DDDivision& division() const { return *div_; }

private:
  DDTranslation trans_;   /**< relative translation std::vector */
  DDRotation rot_;        /**< relative rotation matrix */
  int copyno_;            /**< copy number */
  const DDDivision* div_; /**< provides original division that created this pos */
};

#endif