Logo ROOT  
Reference Guide
 
Loading...
Searching...
No Matches
TGeoIdentity Class Reference

An identity transformation.

It holds no data member and returns pointers to static null translation and identity transformations for rotation and scale

Definition at line 406 of file TGeoMatrix.h.

Public Member Functions

 TGeoIdentity ()
 dummy ctor
 
 TGeoIdentity (const char *name)
 constructor
 
 ~TGeoIdentity () override
 
const Double_tGetRotationMatrix () const override
 
const Double_tGetScale () const override
 
const Double_tGetTranslation () const override
 
TGeoHMatrix Inverse () const override
 Return a temporary inverse of this.
 
TClassIsA () const override
 
void LocalToMaster (const Double_t *local, Double_t *master) const override
 convert a point by multiplying its column vector (x, y, z, 1) to matrix inverse
 
void LocalToMasterBomb (const Double_t *local, Double_t *master) const override
 convert a point by multiplying its column vector (x, y, z, 1) to matrix inverse
 
void LocalToMasterVect (const Double_t *local, Double_t *master) const override
 convert a vector by multiplying its column vector (x, y, z, 1) to matrix inverse
 
TGeoMatrixMakeClone () const override
 
void MasterToLocal (const Double_t *master, Double_t *local) const override
 convert a point by multiplying its column vector (x, y, z, 1) to matrix
 
void MasterToLocalBomb (const Double_t *master, Double_t *local) const override
 convert a point by multiplying its column vector (x, y, z, 1) to matrix
 
void MasterToLocalVect (const Double_t *master, Double_t *local) const override
 convert a point by multiplying its column vector (x, y, z, 1) to matrix
 
void SavePrimitive (std::ostream &, Option_t *="") override
 Save a primitive as a C++ statement(s) on output stream "out".
 
void Streamer (TBuffer &) override
 Stream an object of class TObject.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- Public Member Functions inherited from TGeoMatrix
 TGeoMatrix ()
 dummy constructor
 
 TGeoMatrix (const char *name)
 Constructor.
 
 ~TGeoMatrix () override
 Destructor.
 
virtual Int_t GetByteCount () const
 Get total size in bytes of this.
 
void GetHomogenousMatrix (Double_t *hmat) const
 The homogenous matrix associated with the transformation is used for piling up's and visualization.
 
const char * GetPointerName () const
 Provide a pointer name containing uid.
 
TClassIsA () const override
 
Bool_t IsCombi () const
 
Bool_t IsGeneral () const
 
Bool_t IsIdentity () const
 
Bool_t IsOwned () const
 
Bool_t IsReflection () const
 
Bool_t IsRegistered () const
 
Bool_t IsRotAboutZ () const
 Returns true if no rotation or the rotation is about Z axis.
 
Bool_t IsRotation () const
 
Bool_t IsScale () const
 
Bool_t IsShared () const
 
Bool_t IsTranslation () const
 
void Print (Option_t *option="") const override
 print the matrix in 4x4 format
 
virtual void ReflectX (Bool_t leftside, Bool_t rotonly=kFALSE)
 Multiply by a reflection respect to YZ.
 
virtual void ReflectY (Bool_t leftside, Bool_t rotonly=kFALSE)
 Multiply by a reflection respect to ZX.
 
virtual void ReflectZ (Bool_t leftside, Bool_t rotonly=kFALSE)
 Multiply by a reflection respect to XY.
 
virtual void RegisterYourself ()
 Register the matrix in the current manager, which will become the owner.
 
virtual void RotateX (Double_t)
 
virtual void RotateY (Double_t)
 
virtual void RotateZ (Double_t)
 
void SetDefaultName ()
 If no name was supplied in the ctor, the type of transformation is checked.
 
virtual void SetDx (Double_t)
 
virtual void SetDy (Double_t)
 
virtual void SetDz (Double_t)
 
void SetShared (Bool_t flag=kTRUE)
 
void Streamer (TBuffer &) override
 Stream an object of class TObject.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- Public Member Functions inherited from TNamed
 TNamed ()
 
 TNamed (const char *name, const char *title)
 
 TNamed (const TNamed &named)
 TNamed copy ctor.
 
 TNamed (const TString &name, const TString &title)
 
virtual ~TNamed ()
 TNamed destructor.
 
void Clear (Option_t *option="") override
 Set name and title to empty strings ("").
 
TObjectClone (const char *newname="") const override
 Make a clone of an object using the Streamer facility.
 
Int_t Compare (const TObject *obj) const override
 Compare two TNamed objects.
 
void Copy (TObject &named) const override
 Copy this to obj.
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer.
 
const char * GetName () const override
 Returns name of object.
 
const char * GetTitle () const override
 Returns title of object.
 
ULong_t Hash () const override
 Return hash value for this object.
 
TClassIsA () const override
 
Bool_t IsSortable () const override
 
void ls (Option_t *option="") const override
 List TNamed name and title.
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator.
 
void Print (Option_t *option="") const override
 Print TNamed name and title.
 
virtual void SetName (const char *name)
 Set the name of the TNamed.
 
virtual void SetNameTitle (const char *name, const char *title)
 Set all the TNamed parameters (name and title).
 
virtual void SetTitle (const char *title="")
 Set the title of the TNamed.
 
virtual Int_t Sizeof () const
 Return size of the TNamed part of the TObject.
 
void Streamer (TBuffer &) override
 Stream an object of class TObject.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor.
 
 TObject (const TObject &object)
 TObject copy ctor.
 
virtual ~TObject ()
 TObject destructor.
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract.
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad.
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action.
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs.
 
virtual void Delete (Option_t *option="")
 Delete this object.
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object.
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects.
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs.
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad with: gROOT->SetSelectedPad(c1).
 
virtual void Dump () const
 Dump contents of object on stdout.
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message.
 
virtual void Execute (const char *method, const char *params, Int_t *error=nullptr)
 Execute method on this object with the given parameter string, e.g.
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=nullptr)
 Execute method on this object with parameters stored in the TObjArray.
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py).
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message.
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes.
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes.
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object.
 
virtual const char * GetIconName () const
 Returns mime type name of object.
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py).
 
virtual Option_tGetOption () const
 
virtual UInt_t GetUniqueID () const
 Return the unique object id.
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out.
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message.
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname".
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl.
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas.
 
void InvertBit (UInt_t f)
 
Bool_t IsDestructed () const
 IsDestructed.
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory).
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification (the base implementation is no-op).
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete.
 
void operator delete (void *ptr)
 Operator delete.
 
void operator delete (void *ptr, void *vp)
 Only called by placement new when throwing an exception.
 
void operator delete[] (void *ptr)
 Operator delete [].
 
void operator delete[] (void *ptr, void *vp)
 Only called by placement new[] when throwing an exception.
 
void * operator new (size_t sz)
 
void * operator new (size_t sz, void *vp)
 
void * operator new[] (size_t sz)
 
void * operator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator.
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself.
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list.
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory.
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list.
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename.
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f.
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object.
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id.
 
void StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message.
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message.
 
virtual Int_t Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory.
 
virtual Int_t Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory.
 

Static Public Member Functions

static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
- Static Public Member Functions inherited from TGeoMatrix
static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
static void Normalize (Double_t *vect)
 Normalize a vector.
 
- Static Public Member Functions inherited from TNamed
static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
- Static Public Member Functions inherited from TObject
static TClassClass ()
 
static const char * Class_Name ()
 
static constexpr Version_t Class_Version ()
 
static const char * DeclFileName ()
 
static Longptr_t GetDtorOnly ()
 Return destructor only flag.
 
static Bool_t GetObjectStat ()
 Get status of object stat flag.
 
static void SetDtorOnly (void *obj)
 Set destructor only flag.
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable.
 

Additional Inherited Members

- Public Types inherited from TGeoMatrix
enum  EGeoTransfTypes {
  kGeoIdentity = 0 , kGeoShared = (1ULL << ( 14 )) , kGeoTranslation = (1ULL << ( 17 )) , kGeoRotation = (1ULL << ( 18 )) ,
  kGeoScale = (1ULL << ( 19 )) , kGeoReflection = (1ULL << ( 20 )) , kGeoRegistered = (1ULL << ( 21 )) , kGeoSavePrimitive = (1ULL << ( 22 )) ,
  kGeoMatrixOwned = (1ULL << ( 23 )) , kGeoCombiTrans = kGeoTranslation | kGeoRotation , kGeoGenTrans = kGeoTranslation | kGeoRotation | kGeoScale , kGeoMatrixBits = kGeoShared | kGeoGenTrans | kGeoReflection | kGeoRegistered | kGeoSavePrimitive | kGeoMatrixOwned
}
 
- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) }
 
enum  EStatusBits {
  kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) ,
  kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 ))
}
 
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = (1ULL << ( 3 )) }
 
- Protected Member Functions inherited from TGeoMatrix
 TGeoMatrix (const TGeoMatrix &other)
 copy constructor
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected).
 
void MakeZombie ()
 
- Protected Attributes inherited from TNamed
TString fName
 
TString fTitle
 

#include <TGeoMatrix.h>

Inheritance diagram for TGeoIdentity:
[legend]

Constructor & Destructor Documentation

◆ TGeoIdentity() [1/2]

TGeoIdentity::TGeoIdentity ( )

dummy ctor

Definition at line 2344 of file TGeoMatrix.cxx.

◆ TGeoIdentity() [2/2]

TGeoIdentity::TGeoIdentity ( const char *  name)

constructor

Definition at line 2354 of file TGeoMatrix.cxx.

◆ ~TGeoIdentity()

TGeoIdentity::~TGeoIdentity ( )
inlineoverride

Definition at line 412 of file TGeoMatrix.h.

Member Function Documentation

◆ Class()

static TClass * TGeoIdentity::Class ( )
static
Returns
TClass describing this class

◆ Class_Name()

static const char * TGeoIdentity::Class_Name ( )
static
Returns
Name of this class

◆ Class_Version()

static constexpr Version_t TGeoIdentity::Class_Version ( )
inlinestaticconstexpr
Returns
Version of this class

Definition at line 446 of file TGeoMatrix.h.

◆ DeclFileName()

static const char * TGeoIdentity::DeclFileName ( )
inlinestatic
Returns
Name of the file containing the class declaration

Definition at line 446 of file TGeoMatrix.h.

◆ GetRotationMatrix()

const Double_t * TGeoIdentity::GetRotationMatrix ( ) const
inlineoverridevirtual

Implements TGeoMatrix.

Definition at line 442 of file TGeoMatrix.h.

◆ GetScale()

const Double_t * TGeoIdentity::GetScale ( ) const
inlineoverridevirtual

Implements TGeoMatrix.

Definition at line 443 of file TGeoMatrix.h.

◆ GetTranslation()

const Double_t * TGeoIdentity::GetTranslation ( ) const
inlineoverridevirtual

Implements TGeoMatrix.

Definition at line 441 of file TGeoMatrix.h.

◆ Inverse()

TGeoHMatrix TGeoIdentity::Inverse ( ) const
overridevirtual

Return a temporary inverse of this.

Implements TGeoMatrix.

Definition at line 2364 of file TGeoMatrix.cxx.

◆ IsA()

TClass * TGeoIdentity::IsA ( ) const
inlineoverridevirtual
Returns
TClass describing current object

Reimplemented from TObject.

Definition at line 446 of file TGeoMatrix.h.

◆ LocalToMaster()

void TGeoIdentity::LocalToMaster ( const Double_t local,
Double_t master 
) const
inlineoverridevirtual

convert a point by multiplying its column vector (x, y, z, 1) to matrix inverse

Reimplemented from TGeoMatrix.

Definition at line 415 of file TGeoMatrix.h.

◆ LocalToMasterBomb()

void TGeoIdentity::LocalToMasterBomb ( const Double_t local,
Double_t master 
) const
inlineoverridevirtual

convert a point by multiplying its column vector (x, y, z, 1) to matrix inverse

Reimplemented from TGeoMatrix.

Definition at line 423 of file TGeoMatrix.h.

◆ LocalToMasterVect()

void TGeoIdentity::LocalToMasterVect ( const Double_t local,
Double_t master 
) const
inlineoverridevirtual

convert a vector by multiplying its column vector (x, y, z, 1) to matrix inverse

Reimplemented from TGeoMatrix.

Definition at line 419 of file TGeoMatrix.h.

◆ MakeClone()

TGeoMatrix * TGeoIdentity::MakeClone ( ) const
inlineoverridevirtual

Implements TGeoMatrix.

Definition at line 427 of file TGeoMatrix.h.

◆ MasterToLocal()

void TGeoIdentity::MasterToLocal ( const Double_t master,
Double_t local 
) const
inlineoverridevirtual

convert a point by multiplying its column vector (x, y, z, 1) to matrix

Reimplemented from TGeoMatrix.

Definition at line 428 of file TGeoMatrix.h.

◆ MasterToLocalBomb()

void TGeoIdentity::MasterToLocalBomb ( const Double_t master,
Double_t local 
) const
inlineoverridevirtual

convert a point by multiplying its column vector (x, y, z, 1) to matrix

Reimplemented from TGeoMatrix.

Definition at line 436 of file TGeoMatrix.h.

◆ MasterToLocalVect()

void TGeoIdentity::MasterToLocalVect ( const Double_t master,
Double_t local 
) const
inlineoverridevirtual

convert a point by multiplying its column vector (x, y, z, 1) to matrix

Reimplemented from TGeoMatrix.

Definition at line 432 of file TGeoMatrix.h.

◆ SavePrimitive()

void TGeoIdentity::SavePrimitive ( std::ostream &  out,
Option_t option = "" 
)
inlineoverridevirtual

Save a primitive as a C++ statement(s) on output stream "out".

Reimplemented from TObject.

Definition at line 444 of file TGeoMatrix.h.

◆ Streamer()

void TGeoIdentity::Streamer ( TBuffer R__b)
overridevirtual

Stream an object of class TObject.

Reimplemented from TObject.

◆ StreamerNVirtual()

void TGeoIdentity::StreamerNVirtual ( TBuffer ClassDef_StreamerNVirtual_b)
inline

Definition at line 446 of file TGeoMatrix.h.

Libraries for TGeoIdentity:

The documentation for this class was generated from the following files: