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Warning, file /include/root/TGeometry.h was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

0001 // @(#)root/g3d:$Id$
0002 // Author: Rene Brun   22/09/95
0003 
0004 /*************************************************************************
0005  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
0006  * All rights reserved.                                                  *
0007  *                                                                       *
0008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
0009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
0010  *************************************************************************/
0011 
0012 #ifndef ROOT_TGeometry
0013 #define ROOT_TGeometry
0014 
0015 
0016 //////////////////////////////////////////////////////////////////////////
0017 //                                                                      //
0018 // TGeometry                                                            //
0019 //                                                                      //
0020 // Structure for Matrices, Shapes and Nodes.                            //
0021 //                                                                      //
0022 //////////////////////////////////////////////////////////////////////////
0023 
0024 #include "TNamed.h"
0025 #include "THashList.h"
0026 
0027 const Int_t kMAXLEVELS = 20;
0028 const Int_t kVectorSize = 3;
0029 const Int_t kMatrixSize = kVectorSize*kVectorSize;
0030 
0031 class TNode;
0032 class TBrowser;
0033 class TMaterial;
0034 class TRotMatrix;
0035 class TShape;
0036 class TObjArray;
0037 
0038 
0039 class TGeometry : public TNamed {
0040 
0041 private:
0042    THashList        *fMaterials;          //->Collection of materials
0043    THashList        *fMatrices;           //->Collection of rotation matrices
0044    THashList        *fShapes;             //->Collection of shapes
0045    TList            *fNodes;              //->Collection of nodes
0046    TRotMatrix       *fMatrix;             //!Pointers to current rotation matrices
0047    TNode            *fCurrentNode;        //!Pointer to current node
0048    TMaterial       **fMaterialPointer;    //!Pointers to materials
0049    TRotMatrix      **fMatrixPointer;      //!Pointers to rotation matrices
0050    TShape          **fShapePointer;       //!Pointers to shapes
0051    Float_t          fBomb;                //Bomb factor for exploded geometry
0052    Int_t            fGeomLevel;           //!
0053    Double_t         fX;                   //!
0054    Double_t         fY;                   //! The global translation of the current node
0055    Double_t         fZ;                   //!
0056    Double_t         fTranslation[kMAXLEVELS][kVectorSize];//!
0057    Double_t         fRotMatrix[kMAXLEVELS][kMatrixSize];  //!
0058    Bool_t           fIsReflection[kMAXLEVELS];            //!
0059 
0060 protected:
0061    TGeometry(const TGeometry&);
0062    TGeometry& operator=(const TGeometry&);
0063 
0064 public:
0065    TGeometry();
0066    TGeometry(const char *name, const char *title);
0067              ~TGeometry() override;
0068    void      Browse(TBrowser *b) override;
0069    virtual void      cd(const char *path=nullptr);
0070    void      Draw(Option_t *option="") override;
0071    TObject  *FindObject(const char *name) const override;
0072    TObject  *FindObject(const TObject *obj) const override;
0073    Float_t           GetBomb() const {return fBomb;}
0074    Int_t             GeomLevel() const {return fGeomLevel;}
0075    THashList        *GetListOfShapes() const  {return fShapes;}
0076    TList            *GetListOfNodes()  const   {return fNodes;}
0077    THashList        *GetListOfMaterials() const {return fMaterials;}
0078    THashList        *GetListOfMatrices() const {return fMatrices;}
0079    TNode            *GetCurrentNode()  const {return fCurrentNode;}
0080    TMaterial        *GetMaterial(const char *name) const;
0081    TMaterial        *GetMaterialByNumber(Int_t number) const;
0082    TNode            *GetNode(const char *name) const;
0083    TShape           *GetShape(const char *name) const;
0084    TShape           *GetShapeByNumber(Int_t number) const;
0085    TRotMatrix       *GetRotMatrix(const char *name) const;
0086    TRotMatrix       *GetRotMatrixByNumber(Int_t number) const;
0087    TRotMatrix       *GetCurrentMatrix() const;
0088    TRotMatrix       *GetCurrentPosition(Double_t *x,Double_t *y,Double_t *z) const;
0089    TRotMatrix       *GetCurrentPosition(Float_t *x,Float_t *y,Float_t *z) const;
0090    Bool_t            GetCurrentReflection() const;
0091    Bool_t            IsFolder() const override {return kTRUE;}
0092    virtual void      Local2Master(Double_t *local, Double_t *master);
0093    virtual void      Local2Master(Float_t *local, Float_t *master);
0094    void      ls(Option_t *option="rsn2") const override;
0095    virtual void      Master2Local(Double_t *master, Double_t *local);
0096    virtual void      Master2Local(Float_t *master, Float_t *local);
0097    virtual void      Node(const char *name, const char *title, const char *shapename, Double_t x=0, Double_t y=0, Double_t z=0
0098                         , const char *matrixname="", Option_t *option="");
0099    virtual Int_t     PushLevel(){return fGeomLevel++;}
0100    virtual Int_t     PopLevel(){return fGeomLevel>0?fGeomLevel--:0;}
0101    void      RecursiveRemove(TObject *obj) override;
0102    virtual void      SetBomb(Float_t bomb=1.4) {fBomb = bomb;}
0103    virtual void      SetCurrentNode(TNode *node) {fCurrentNode = node;}
0104    virtual void      SetGeomLevel(Int_t level=0){fGeomLevel=level;}
0105    virtual void      SetMatrix(TRotMatrix *matrix=nullptr){fMatrix = matrix;}
0106    virtual void      SetPosition(TRotMatrix *matrix, Double_t x=0,Double_t y=0,Double_t z=0);
0107    virtual void      SetPosition(TRotMatrix *matrix, Float_t x,Float_t y,Float_t z);
0108    virtual void      SetPosition(Double_t x,Double_t y,Double_t z);
0109    virtual void      SetPosition(Float_t x,Float_t y,Float_t z);
0110    virtual void      UpdateMatrix(TNode *node);
0111    virtual void      UpdateTempMatrix(Double_t x=0, Double_t y=0, Double_t z=0, TRotMatrix *matrix=nullptr);
0112    virtual void      UpdateTempMatrix(Double_t x, Double_t y, Double_t z, Double_t *matrix,Bool_t isReflection=kFALSE);
0113 
0114    static TObjArray *Get(const char *name);
0115    static void       UpdateTempMatrix(Double_t *dx1,Double_t *rmat1,
0116                                       Double_t x, Double_t y, Double_t z, Double_t *matrix,
0117                                       Double_t *dxnew, Double_t *rmatnew);
0118 
0119    ClassDefOverride(TGeometry,2)  //Structure for Matrices, Shapes and Nodes
0120 };
0121 
0122 
0123 inline TRotMatrix *TGeometry::GetCurrentMatrix() const
0124 {
0125    return fMatrix;
0126 }
0127 inline TRotMatrix *TGeometry::GetCurrentPosition(Double_t *x,Double_t *y,Double_t *z) const
0128 {
0129    *x = fX; *y = fY; *z = fZ; return GetCurrentMatrix();
0130 }
0131 inline TRotMatrix *TGeometry::GetCurrentPosition(Float_t *x,Float_t *y,Float_t *z) const
0132 {
0133    *x = Float_t(fX); *y = Float_t(fY); *z = Float_t(fZ); return GetCurrentMatrix();
0134 }
0135 inline Bool_t TGeometry::GetCurrentReflection() const
0136 {
0137    return fIsReflection[fGeomLevel];
0138 }
0139 inline void TGeometry::SetPosition(Double_t x,Double_t y,Double_t z)
0140 {
0141    fX = x; fY = y; fZ = z;
0142 }
0143 inline void TGeometry::SetPosition(Float_t x,Float_t y,Float_t z)
0144 {
0145    fX = x; fY = y; fZ = z;
0146 }
0147 inline void TGeometry::SetPosition(TRotMatrix *matrix, Double_t x,Double_t y,Double_t z)
0148 {
0149    SetMatrix(matrix);
0150    SetPosition(x,y,z);
0151 }
0152 inline void TGeometry::SetPosition(TRotMatrix *matrix, Float_t x,Float_t y,Float_t z)
0153 {
0154    SetMatrix(matrix);
0155    SetPosition(x,y,z);
0156 }
0157 
0158 R__EXTERN TGeometry *gGeometry;
0159 
0160 #endif
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