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TLeafD32.h
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1 // @(#)root/tree:$Id$
2 // Author: Simon Spies 23/02/19
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2019, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef ROOT_TLeafD32
13 #define ROOT_TLeafD32
14 
15 //////////////////////////////////////////////////////////////////////////
16 // //
17 // TLeafD32 //
18 // //
19 // A TLeaf for a 24 bit truncated floating point data type. //
20 // //
21 //////////////////////////////////////////////////////////////////////////
22 
23 #include "TLeaf.h"
24 
25 class TStreamerElement;
26 
27 
28 class TLeafD32 : public TLeaf {
29 
30 protected:
31  Double32_t fMinimum; ///< Minimum value if leaf range is specified
32  Double32_t fMaximum; ///< Maximum value if leaf range is specified
33  Double32_t *fValue; ///<! Pointer to data buffer
34  Double32_t **fPointer; ///<! Address of pointer to data buffer
35  TStreamerElement *fElement; ///<! StreamerElement used for TBuffer read / write
36 
37 public:
38  TLeafD32();
39  TLeafD32(TBranch *parent, const char *name, const char *type);
40  virtual ~TLeafD32();
41 
42  virtual void Export(TClonesArray *list, Int_t n);
43  virtual void FillBasket(TBuffer &b);
44  const char *GetTypeName() const { return "Double32_t"; }
45  Double_t GetValue(Int_t i = 0) const;
46  virtual void *GetValuePointer() const { return fValue; }
47  virtual void Import(TClonesArray *list, Int_t n);
48  virtual void PrintValue(Int_t i = 0) const;
49  virtual void ReadBasket(TBuffer &b);
50  virtual void ReadBasketExport(TBuffer &b, TClonesArray *list, Int_t n);
51  virtual void ReadValue(std::istream &s, Char_t delim = ' ');
52  virtual void SetAddress(void *add = 0);
53 
54  ClassDef(TLeafD32, 1); // A TLeaf for a 24 bit truncated floating point data type.
55 };
56 
57 // if leaf is a simple type, i must be set to 0
58 // if leaf is an array, i is the array element number to be returned
60 {
61  return fValue[i];
62 }
63 
64 #endif
n
const Int_t n
Definition: legend1.C:16
TLeafD32::Export
virtual void Export(TClonesArray *list, Int_t n)
Export element from local leaf buffer to ClonesArray.
Definition: TLeafD32.cxx:72
TLeafD32::PrintValue
virtual void PrintValue(Int_t i=0) const
Prints leaf value.
Definition: TLeafD32.cxx:112
TLeafD32::ReadBasketExport
virtual void ReadBasketExport(TBuffer &b, TClonesArray *list, Int_t n)
Read leaf elements from Basket input buffer and export buffer to TClonesArray objects.
Definition: TLeafD32.cxx:148
TLeafD32::Import
virtual void Import(TClonesArray *list, Int_t n)
Import element from ClonesArray into local leaf buffer.
Definition: TLeafD32.cxx:95
TLeafD32::fMaximum
Double32_t fMaximum
Maximum value if leaf range is specified.
Definition: TLeafD32.h:32
TLeafD32::ReadBasket
virtual void ReadBasket(TBuffer &b)
Read leaf elements from Basket input buffer.
Definition: TLeafD32.cxx:121
TLeafD32::TLeafD32
TLeafD32()
Default constructor for LeafD32.
Definition: TLeafD32.cxx:30
TGeant4Unit::s
static constexpr double s
Definition: TGeant4SystemOfUnits.h:162
Int_t
int Int_t
Definition: RtypesCore.h:45
TLeafD32::fPointer
Double32_t ** fPointer
! Address of pointer to data buffer
Definition: TLeafD32.h:34
TLeafD32::GetValue
Double_t GetValue(Int_t i=0) const
Definition: TLeafD32.h:59
TBuffer
Buffer base class used for serializing objects.
Definition: TBuffer.h:43
TLeafD32::fElement
TStreamerElement * fElement
! StreamerElement used for TBuffer read / write
Definition: TLeafD32.h:35
b
#define b(i)
Definition: RSha256.hxx:100
TLeafD32::FillBasket
virtual void FillBasket(TBuffer &b)
Pack leaf elements in Basket output buffer.
Definition: TLeafD32.cxx:84
TBranch
A TTree is a list of TBranches.
Definition: TBranch.h:89
TLeaf.h
TLeaf
A TLeaf describes individual elements of a TBranch See TBranch structure in TTree.
Definition: TLeaf.h:57
Double32_t
double Double32_t
Definition: RtypesCore.h:60
TLeafD32::~TLeafD32
virtual ~TLeafD32()
Default destructor for a LeafD32.
Definition: TLeafD32.cxx:60
TLeafD32::ReadValue
virtual void ReadValue(std::istream &s, Char_t delim=' ')
Read a double from std::istream s and store it into the branch buffer.
Definition: TLeafD32.cxx:162
TLeafD32
A TLeaf for a 24 bit truncated floating point data type.
Definition: TLeafD32.h:28
Double_t
double Double_t
Definition: RtypesCore.h:59
TLeafD32::GetValuePointer
virtual void * GetValuePointer() const
Definition: TLeafD32.h:46
TLeafD32::fMinimum
Double32_t fMinimum
Minimum value if leaf range is specified.
Definition: TLeafD32.h:31
ClassDef
#define ClassDef(name, id)
Definition: Rtypes.h:325
name
char name[80]
Definition: TGX11.cxx:110
TLeafD32::GetTypeName
const char * GetTypeName() const
Definition: TLeafD32.h:44
type
int type
Definition: TGX11.cxx:121
TLeafD32::SetAddress
virtual void SetAddress(void *add=0)
Set leaf buffer data address.
Definition: TLeafD32.cxx:172
Char_t
char Char_t
Definition: RtypesCore.h:33
TClonesArray
An array of clone (identical) objects.
Definition: TClonesArray.h:29
TStreamerElement
Definition: TStreamerElement.h:33
int
TLeafD32::fValue
Double32_t * fValue
! Pointer to data buffer
Definition: TLeafD32.h:33