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v6-24
Reference Guide
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TTreeFormulaManager.h
Go to the documentation of this file.
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// @(#)root/treeplayer:$Id$
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// Author: Philippe Canal 20/03/02
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/*************************************************************************
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* Copyright (C) 1995-2000, Rene Brun and Fons Rademakers and al. *
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* All rights reserved. *
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* *
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* For the licensing terms see $ROOTSYS/LICENSE. *
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* For the list of contributors see $ROOTSYS/README/CREDITS. *
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*************************************************************************/
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#ifndef ROOT_TTreeFormulaManager
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#define ROOT_TTreeFormulaManager
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//////////////////////////////////////////////////////////////////////////
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// //
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// TTreeFormulaManager //
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// //
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// A class coordinating several TTreeFormula objects. //
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// //
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//////////////////////////////////////////////////////////////////////////
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#include "
TObjArray.h
"
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#include "
TTreeFormula.h
"
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class
TArrayI
;
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class
TTreeFormulaManager
:
public
TObject
{
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private
:
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TObjArray
fFormulas
;
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Int_t
fMultiplicity
;
// Indicator of the variability of the formula
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Bool_t
fMultiVarDim
;
// True if one of the variable has 2 variable size dimensions.
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Int_t
fNdata
;
//! Last value calculated by GetNdata
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//the next line should be: mutable Int_t fCumulUsedSizes[kMAXFORMDIM+1]; See GetNdata()
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Int_t
fCumulUsedSizes
[
kMAXFORMDIM
+1];
//Accumulated size of lower dimensions as seen for this entry
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TArrayI
*
fCumulUsedVarDims
;
//fCumulUsedSizes(1) for multi variable dimensions case
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//the next line should be: mutable Int_t fUsedSizes[kMAXFORMDIM+1]; See GetNdata()
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Int_t
fUsedSizes
[
kMAXFORMDIM
+1];
//Actual size of the dimensions as seen for this entry.
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TArrayI
*
fVarDims
[
kMAXFORMDIM
+1];
//List of variable sizes dimensions.
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Int_t
fVirtUsedSizes
[
kMAXFORMDIM
+1];
//Virtual size of lower dimensions as seen for this formula
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Bool_t
fNeedSync
;
// Indicate whether a new formula has been added since the last synchronization
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friend
class
TTreeFormula
;
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private
:
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// Not implemented yet
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TTreeFormulaManager
(
const
TTreeFormulaManager
&) =
delete
;
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TTreeFormulaManager
&
operator=
(
const
TTreeFormulaManager
&) =
delete
;
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protected
:
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virtual
void
AddVarDims
(
Int_t
virt_dim);
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virtual
void
CancelDimension
(
Int_t
virt_dim);
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virtual
void
EnableMultiVarDims
();
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virtual
void
UpdateUsedSize
(
Int_t
&virt_dim,
Int_t
vsize);
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public
:
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TTreeFormulaManager
();
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~TTreeFormulaManager
();
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virtual
void
Add
(
TTreeFormula
*);
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virtual
Int_t
GetMultiplicity
()
const
{
return
fMultiplicity
;}
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virtual
Int_t
GetNdata
(
Bool_t
forceLoadDim =
kFALSE
);
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virtual
Bool_t
Notify
() {
UpdateFormulaLeaves
();
return
kTRUE
; }
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virtual
void
Remove
(
TTreeFormula
*);
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virtual
Bool_t
Sync
();
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virtual
void
UpdateFormulaLeaves
();
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ClassDef
(
TTreeFormulaManager
,0)
// A class coordinating several TTreeFormula objects.
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};
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#endif
// ROOT_TTreeFormulaManager
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Int_t
int Int_t
Definition
RtypesCore.h:45
kFALSE
const Bool_t kFALSE
Definition
RtypesCore.h:92
Bool_t
bool Bool_t
Definition
RtypesCore.h:63
kTRUE
const Bool_t kTRUE
Definition
RtypesCore.h:91
ClassDef
#define ClassDef(name, id)
Definition
Rtypes.h:325
TObjArray.h
TTreeFormula.h
kMAXFORMDIM
const Int_t kMAXFORMDIM
Definition
TTreeFormula.h:43
TArrayI
Array of integers (32 bits per element).
Definition
TArrayI.h:27
TObjArray
An array of TObjects.
Definition
TObjArray.h:37
TObject
Mother of all ROOT objects.
Definition
TObject.h:37
TTreeFormulaManager
Used to coordinate one or more TTreeFormula objects.
Definition
TTreeFormulaManager.h:30
TTreeFormulaManager::UpdateUsedSize
virtual void UpdateUsedSize(Int_t &virt_dim, Int_t vsize)
Reload the array sizes.
Definition
TTreeFormulaManager.cxx:308
TTreeFormulaManager::fVirtUsedSizes
Int_t fVirtUsedSizes[kMAXFORMDIM+1]
Definition
TTreeFormulaManager.h:43
TTreeFormulaManager::fNdata
Int_t fNdata
Definition
TTreeFormulaManager.h:35
TTreeFormulaManager::UpdateFormulaLeaves
virtual void UpdateFormulaLeaves()
This function could be called TTreePlayer::UpdateFormulaLeaves, itself called by TChain::LoadTree whe...
Definition
TTreeFormulaManager.cxx:291
TTreeFormulaManager::fCumulUsedVarDims
TArrayI * fCumulUsedVarDims
Definition
TTreeFormulaManager.h:39
TTreeFormulaManager::fVarDims
TArrayI * fVarDims[kMAXFORMDIM+1]
Definition
TTreeFormulaManager.h:42
TTreeFormulaManager::TTreeFormulaManager
TTreeFormulaManager(const TTreeFormulaManager &)=delete
TTreeFormulaManager::fFormulas
TObjArray fFormulas
Definition
TTreeFormulaManager.h:32
TTreeFormulaManager::EnableMultiVarDims
virtual void EnableMultiVarDims()
Set the manager as handling a formula with multiple variable dimensions.
Definition
TTreeFormulaManager.cxx:113
TTreeFormulaManager::operator=
TTreeFormulaManager & operator=(const TTreeFormulaManager &)=delete
TTreeFormulaManager::fMultiplicity
Int_t fMultiplicity
Definition
TTreeFormulaManager.h:33
TTreeFormulaManager::fMultiVarDim
Bool_t fMultiVarDim
Definition
TTreeFormulaManager.h:34
TTreeFormulaManager::GetNdata
virtual Int_t GetNdata(Bool_t forceLoadDim=kFALSE)
Return number of available instances in the formulas.
Definition
TTreeFormulaManager.cxx:122
TTreeFormulaManager::CancelDimension
virtual void CancelDimension(Int_t virt_dim)
Cancel a dimension.
Definition
TTreeFormulaManager.cxx:105
TTreeFormulaManager::~TTreeFormulaManager
~TTreeFormulaManager()
Tree FormulaManager default destructor.
Definition
TTreeFormulaManager.cxx:49
TTreeFormulaManager::fCumulUsedSizes
Int_t fCumulUsedSizes[kMAXFORMDIM+1]
Last value calculated by GetNdata.
Definition
TTreeFormulaManager.h:38
TTreeFormulaManager::fUsedSizes
Int_t fUsedSizes[kMAXFORMDIM+1]
Definition
TTreeFormulaManager.h:41
TTreeFormulaManager::Sync
virtual Bool_t Sync()
Synchronize all the formulae.
Definition
TTreeFormulaManager.cxx:219
TTreeFormulaManager::Add
virtual void Add(TTreeFormula *)
Add a new formula to the list of formulas managed The manager of the formula will be changed and the ...
Definition
TTreeFormulaManager.cxx:71
TTreeFormulaManager::AddVarDims
virtual void AddVarDims(Int_t virt_dim)
Add a variable dimension.
Definition
TTreeFormulaManager.cxx:96
TTreeFormulaManager::Remove
virtual void Remove(TTreeFormula *)
Remove a formula from this manager.
Definition
TTreeFormulaManager.cxx:61
TTreeFormulaManager::GetMultiplicity
virtual Int_t GetMultiplicity() const
Definition
TTreeFormulaManager.h:66
TTreeFormulaManager::fNeedSync
Bool_t fNeedSync
Definition
TTreeFormulaManager.h:45
TTreeFormulaManager::TTreeFormulaManager
TTreeFormulaManager()
Tree FormulaManger default constructor.
Definition
TTreeFormulaManager.cxx:30
TTreeFormulaManager::Notify
virtual Bool_t Notify()
This method must be overridden to handle object notification.
Definition
TTreeFormulaManager.h:68
TTreeFormula
Used to pass a selection expression to the Tree drawing routine.
Definition
TTreeFormula.h:58
bool
int
tree
treeplayer
inc
TTreeFormulaManager.h
ROOT v6-24 - Reference Guide Generated on Tue Aug 22 2023 03:06:56 (GVA Time) using Doxygen 1.9.8