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#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
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