library: libGeom
#include "TGeoCache.h"

TGeoMatrixCache

class description - header file - source file - inheritance tree (.pdf)

class TGeoMatrixCache

Inheritance Chart:

TGeoMatrixCache


    protected:

                       TGeoMatrixCache(const TGeoMatrixCache&)
                  void IncreaseCache()
      TGeoMatrixCache& operator=(const TGeoMatrixCache&)

    public:

                      TGeoMatrixCache()
                      TGeoMatrixCache(Int_t size)
              virtual ~TGeoMatrixCache()
                Int_t AddMatrix(TGeoMatrix* matrix)
                 void cd(Int_t mindex)
       static TClass* Class()
                 void ClearMatrix(Int_t index)
                 void GetMatrix(TGeoHMatrix* matrix) const
      virtual TClass* IsA() const
                 void LocalToMaster(const Double_t* local, Double_t* master) const
                 void LocalToMasterBomb(const Double_t* local, Double_t* master) const
                 void LocalToMasterVect(const Double_t* local, Double_t* master) const
                 void MasterToLocal(const Double_t* master, Double_t* local) const
                 void MasterToLocalBomb(const Double_t* master, Double_t* local) const
                 void MasterToLocalVect(const Double_t* master, Double_t* local) const
         virtual void ShowMembers(TMemberInspector& insp, char* parent)
                 void Status() const
         virtual void Streamer(TBuffer& b)
                 void StreamerNVirtual(TBuffer& b)

Data Members

    private:

                 Int_t fMatrix        current global transformation
                 Int_t fHandler       current matrix handler
                 Int_t fCacheId       current cache id
                 Int_t fLength        length of current matrix
                UInt_t fSize[7]       size of matrix caches
                UInt_t fFree[7]       offset of first free matrices
             Double_t* fCache[7]      pointers to all caches
                TBits* fBitsArray[7]  flags for matrix usage
      TGeoMatHandler** fHandlers      handlers for cached matrices

    protected:

      Int_t fGeoMinCacheSize  minimum starting cache size

Class Description

 Physical tree description.

TGeoMatrixCache()

 Default ctor.

TGeoMatrixCache(Int_t size)

 Constructor with cache size.

TGeoMatrixCache(const TGeoMatrixCache& gmc)

copy constructor

TGeoMatrixCache& operator=(const TGeoMatrixCache& gmc)

assignment operator

~TGeoMatrixCache()

 Destructor.

Int_t AddMatrix(TGeoMatrix *matrix)

 Add a global matrix to the first free array of corresponding type.

void cd(Int_t mindex)

 Make a matrix index the current one.

void ClearMatrix(Int_t mindex)

 Release the space occupied by a matrix.

void GetMatrix(TGeoHMatrix *matrix)

 Get a matrix from cache.

void IncreaseCache()

 Doubles the cache size.

void Status()

 Print current status of matrix cache.

void LocalToMaster(const Double_t *local, Double_t *master)

void MasterToLocal(const Double_t *master, Double_t *local)

void LocalToMasterVect(const Double_t *local, Double_t *master)

void MasterToLocalVect(const Double_t *master, Double_t *local)

void LocalToMasterBomb(const Double_t *local, Double_t *master)

void MasterToLocalBomb(const Double_t *master, Double_t *local)

Author: Andrei Gheata 18/03/02
Last update: root/geom:$Name: $:$Id: TGeoCache.cxx,v 1.45 2006/07/09 05:27:53 brun Exp $
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *

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