Line data    Source code

       1             : #ifndef AliMFTVSegmentation_H
       2             : #define AliMFTVSegmentation_H
       3             : 
       4             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       5             :  * See cxx source for full Copyright notice                               */
       6             : 
       7             : // $Id$
       8             : 
       9             : /// \ingroup MFTbase
      10             : /// \class AliMFTVSegmentation
      11             : /// \brief Abstract base class for MFT Segmentation description
      12             : ///
      13             : /// Units are cm and deg
      14             : ///
      15             : /// \author Raphael Tieulent <raphael.tieulent@cern.ch>
      16             : /// \date June 9th, 2015
      17             : 
      18             : #include "TNamed.h"
      19             : #include "TVector3.h"
      20             : #include "TGeoMatrix.h"
      21             : 
      22             : 
      23           0 : class AliMFTVSegmentation : public TNamed {
      24             :   
      25             : public:
      26             :   
      27             :   AliMFTVSegmentation();
      28             :   AliMFTVSegmentation(const AliMFTVSegmentation& input);
      29             : 
      30           0 :   virtual ~AliMFTVSegmentation(){};
      31             :   
      32             :   /// Set Position of the Element. Unit is [cm]
      33             :   void SetPosition(const Double_t *pos){
      34           0 :     fTransformation->SetTranslation(pos[0],pos[1],pos[2]);
      35           0 :   };
      36             :   
      37             :   /// \brief Set The rotation angles. Unit is [deg].
      38             :   void SetRotationAngles(const Double_t *ang);
      39             :   
      40             :   /// \brief Rotate around X axis, ang in deg
      41           0 :   void RotateX(const Double_t ang) {fTransformation->RotateX(ang);};
      42             :   /// \brief Rotate around Y axis, ang in deg
      43           0 :   void RotateY(const Double_t ang) {fTransformation->RotateY(ang);};
      44             :   /// \brief Rotate around Z axis, ang in deg
      45           0 :   void RotateZ(const Double_t ang) {fTransformation->RotateZ(ang);};
      46             :   
      47             :   /// \brief Returns the Transformation Combining a Rotation followed by a Translation
      48             :   ///
      49             :   /// The rotation is a composition of : first a rotation about Z axis with
      50             :   /// angle phi, then a rotation with theta about the rotated X axis, and
      51             :   /// finally a rotation with psi about the new Z axis.
      52             :   /// [For more details see the ROOT TGeoCombiTrans documentation](https://root.cern.ch/root/htmldoc/TGeoCombiTrans.html).
      53           0 :   TGeoCombiTrans * GetTransformation() const {return fTransformation;};
      54             :   
      55             : private:
      56             : 
      57             :   TGeoCombiTrans * fTransformation; ///< \brief Represent a rotation folowed by a translation.
      58             :                                     /// The rotation is a composition of : first a rotation about Z axis with
      59             :                                     /// angle phi, then a rotation with theta about the rotated X axis, and
      60             :                                     /// finally a rotation with psi about the new Z axis.
      61             :   
      62             :   /// \cond CLASSIMP
      63          14 :   ClassDef(AliMFTVSegmentation, 1);
      64             :   /// \endcond
      65             : 
      66             :   
      67             : };
      68             : 
      69             : 
      70             : #endif
      71             :