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Public Member Functions | Static Public Member Functions | Protected Attributes | Private Member Functions | List of all members
Gaudi::Histogram1D Class Reference

AIDA implementation for 1 D histograms using ROOT THD1. More...

`#include <GaudiCommonSvc/H1D.h>`

Inheritance diagram for Gaudi::Histogram1D:
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Collaboration diagram for Gaudi::Histogram1D:
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## Public Member Functions
| Histogram1D ()
| Standard constructor. More...
| Histogram1D (TH1D *rep)
| Standard constructor with initialization. The histogram representation will be adopted. More...
void | adoptRepresentation (TObject *rep) override
| Adopt ROOT histogram representation. More...
virtual bool | setBinContents (int i, int entries, double height, double error, double centre)
| set bin content (entries and centre are not used ) More...
bool | reset () override
| need to overwrite reset to reset the sums More...
virtual bool | setStatistics (int allEntries, double eqBinEntries, double mean, double rms)
| set histogram statistics More...
bool | fill (double x, double weight) override
| Fill the Profile1D with a value and the corresponding weight. More...
bool | setRms (double rms)
| Update histogram RMS. More...
void | copyFromAida (const AIDA::IHistogram1D &h)
| Create new histogram from any AIDA based histogram. More...
const CLID & | clID () const override
| Retrieve reference to class defininition identifier. More...
StreamBuffer & | serialize (StreamBuffer &s)
| Serialization mechanism, Serialize the object for reading. More...
StreamBuffer & | serialize (StreamBuffer &s) const
| Serialization mechanism, Serialize the object for writing. More...
Public Member Functions inherited from DataObject
| DataObject ()
| Standard Constructor. More...
| DataObject (const DataObject &rhs)
| Copy Constructor. More...
DataObject & | operator= (const DataObject &rhs)
| Assignment Operator. More...
| DataObject (DataObject &&rhs)
| Move Constructor. More...
DataObject & | operator= (DataObject &&rhs)
| Move Assignment Operator. More...
virtual | ~DataObject ()
| Standard Destructor. More...
virtual unsigned long | addRef ()
| Add reference to object. More...
virtual unsigned long | release ()
| release reference to object More...
const std::string & | name () const
| Retreive DataObject name. It is the name when registered in the store. More...
virtual StatusCode | update ()
| Provide empty placeholder for internal object reconfiguration callback. More...
void | setRegistry (IRegistry *pRegistry)
| Set pointer to Registry. More...
IRegistry * | registry () const
| Get pointer to Registry. More...
LinkManager * | linkMgr () const
| Retrieve Link manager. More...
unsigned char | version () const
| Retrieve version number of this object representation. More...
void | setVersion (unsigned char vsn)
| Set version number of this object representation. More...
unsigned long | refCount () const
| Return the refcount. More...
virtual std::ostream & | fillStream (std::ostream &s) const
| Fill the output stream (ASCII) More...
Public Member Functions inherited from Gaudi::Generic1D< INTERFACE, IMPLEMENTATION >
| Generic1D ()=default
| Default constructor. More...
| ~Generic1D () override=default
| Default destructor. More...
virtual const std::string & | userLevelClassType () const
| The AIDA user-level unterface leaf class type. More...
void * | cast (const std::string &cl) const override
| Manual cast by class name. More...
TObject * | representation () const override
| ROOT object implementation. More...
std::string | title () const override
| Get the title of the object. More...
bool | setTitle (const std::string &title) override
| Set the title of the object. More...
std::string | name () const
| object name More...
bool | setName (const std::string &newName)
| Set the name of the object. More...
AIDA::IAnnotation & | annotation () override
| Access annotation object. More...
const AIDA::IAnnotation & | annotation () const override
| Access annotation object (cons) More...
Axis & | axis ()
| Access to axis object. More...
const Axis & | axis () const override
| Get the x axis of the IHistogram1D. More...
int | entries () const override
| Get the number or all the entries. More...
int | allEntries () const override
| Get the number or all the entries, both in range and underflow/overflow bins of the IProfile. More...
int | extraEntries () const override
| Get the number of entries in the underflow and overflow bins. More...
int | binEntries (int index) const override
| Number of entries in the corresponding bin (ie the number of times fill was called for this bin). More...
virtual double | binRms (int index) const
double | sumBinHeights () const override
| Get the sum of in range bin heights in the IProfile. More...
double | sumAllBinHeights () const override
| Get the sum of all the bins heights (including underflow and overflow bin). More...
double | sumExtraBinHeights () const override
| Get the sum of the underflow and overflow bin height. More...
double | minBinHeight () const override
| Get the minimum height of the in-range bins. More...
double | maxBinHeight () const override
| Get the maximum height of the in-range bins. More...
virtual double | equivalentBinEntries () const
| Number of equivalent entries, i.e. `SUM[ weight ] ^ 2 / SUM[ weight^2 ]` More...
virtual bool | scale (double scaleFactor)
| Scale the weights and the errors of all the IHistogram's bins (in-range and out-of-range ones) by a given scale factor. More...
bool | reset () override
| Reset the Histogram; as if just created. More...
bool | add (const INTERFACE &profile) override
| Modifies this IProfile1D by adding the contents of profile to it. More...
virtual int | rIndex (int index) const
| operator methods More...
double | binMean (int index) const override
| The weighted mean of a bin. More...
double | binHeight (int index) const override
| Total height of the corresponding bin (ie the sum of the weights in this bin). More...
double | binError (int index) const override
| The error of a given bin. More...
double | mean () const override
| The mean of the whole IHistogram1D. More...
double | rms () const override
| The RMS of the whole IHistogram1D. More...
int | coordToIndex (double coord) const override
| Get the bin number corresponding to a given coordinate along the x axis. More...
int | dimension () const override
| Get the Histogram's dimension. More...
std::ostream & | print (std::ostream &s) const override
| Print (ASCII) the histogram into the output stream. More...
std::ostream & | write (std::ostream &s) const override
| Write (ASCII) the histogram table into the output stream. More...
int | write (const char *file_name) const override
| Write (ASCII) the histogram table into a file. More...
template<>
void * | cast (const std::string &className) const
template<>
int | binEntries (int index) const
template<>
void | adoptRepresentation (TObject *rep)
| Adopt ROOT histogram representation. More...
template<>
int | binEntries (int index) const
template<>
void * | cast (const std::string &className) const
template<>
void | adoptRepresentation (TObject *rep)
| Adopt ROOT histogram representation. More...
Public Member Functions inherited from Gaudi::HistogramBase
virtual | ~HistogramBase ()=default

## Static Public Member Functions
static const CLID & | classID ()
Static Public Member Functions inherited from DataObject
static const CLID & | classID ()
| Retrieve reference to class definition structure (static access) More...

## Protected Attributes
double | m_sumwx = 0
| cache sumwx when setting contents since I don't have bin mean More...
Protected Attributes inherited from Gaudi::Generic1D< INTERFACE, IMPLEMENTATION >
Axis | m_axis
| Axis member. More...
AIDA::Annotation | m_annotation
| Object annotations. More...
std::unique_ptr< IMPLEMENTATION > | m_rep
| Reference to underlying implementation. More...
std::string | m_classType
int | m_sumEntries

## Private Member Functions
void | init (const std::string &title, bool initialize_axis=true)
void | initSums ()

## Additional Inherited Members
Public Types inherited from Gaudi::Generic1D< INTERFACE, IMPLEMENTATION >
typedef Generic1D< INTERFACE, IMPLEMENTATION > | Base
Protected Member Functions inherited from Gaudi::Generic1D< INTERFACE, IMPLEMENTATION >
| Generic1D (IMPLEMENTATION *p)
| constructor More...

## Detailed Description

AIDA implementation for 1 D histograms using ROOT THD1.

Author
  M.Frank

Definition at line 17 of file H1D.h.

## Constructor & Destructor Documentation

Gaudi::Histogram1D::Histogram1D | ( |  | ) |

Standard constructor.

Definition at line 58 of file H1D.cpp.

59 : Base( new TH1D() )
60 {
61 init("",false);
62 }
Gaudi::Histogram1D::init
void init(const std::string &title, bool initialize_axis=true)
Definition: H1D.cpp:70
Gaudi::Generic1D::Base
Generic1D< INTERFACE, IMPLEMENTATION > Base
Definition: Generic1D.h:37

Gaudi::Histogram1D::Histogram1D | ( | TH1D * | rep | ) |

Standard constructor with initialization. The histogram representation will be adopted.

Definition at line 64 of file H1D.cpp.

64 {
65 m_rep.reset( rep );
66 init(m_rep->GetTitle());
67 initSums();
68 }
Gaudi::Histogram1D::initSums
void initSums()
Definition: H1D.cpp:83
Gaudi::Histogram1D::init
void init(const std::string &title, bool initialize_axis=true)
Definition: H1D.cpp:70
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
std::unique_ptr::reset
T reset(T...args)

## Member Function Documentation

void Gaudi::Histogram1D::adoptRepresentation | ( | TObject * | rep | ) |
| override virtual

Adopt ROOT histogram representation.

Reimplemented from Gaudi::Generic1D< INTERFACE, IMPLEMENTATION >.

Definition at line 99 of file H1D.cpp.

99 {
100 Gaudi::Generic1D<AIDA::IHistogram1D,TH1D>::adoptRepresentation(rep);
101 if ( m_rep ) {
102 init(m_rep->GetTitle());
103 initSums();
104 }
105 }
Gaudi::Histogram1D::initSums
void initSums()
Definition: H1D.cpp:83
Gaudi::Histogram1D::init
void init(const std::string &title, bool initialize_axis=true)
Definition: H1D.cpp:70
Gaudi::Generic1D::adoptRepresentation
void adoptRepresentation(TObject *rep) override
Adopt ROOT histogram representation.
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129

static const CLID& Gaudi::Histogram1D::classID | ( |  | ) |
| inline static

Definition at line 46 of file H1D.h.

46 { return CLID_H1D; }

const CLID& Gaudi::Histogram1D::clID | ( |  | ) | const
| inline override virtual

Retrieve reference to class defininition identifier.

Reimplemented from DataObject.

Definition at line 45 of file H1D.h.

45 { return classID(); }
Gaudi::Histogram1D::classID
static const CLID & classID()
Definition: H1D.h:46

void Gaudi::Histogram1D::copyFromAida | ( | const AIDA::IHistogram1D & | h | ) |

Create new histogram from any AIDA based histogram.

Definition at line 163 of file H1D.cpp.

163 {
164 // implement here the copy
165 std::string tit = h.title()+"Copy";
166 if (h.axis().isFixedBinning() ) {
167 m_rep.reset( new TH1D(tit.c_str(),tit.c_str(),h.axis().bins(),h.axis().lowerEdge(),h.axis().upperEdge()) );
168 }
169 else {
170 Edges e;
171 for (int i =0; i < h.axis().bins(); ++i) {
172 e.push_back(h.axis().binLowerEdge(i));
173 }
174 // add also upperedges at the end
175 e.push_back(h.axis().upperEdge() );
176 m_rep.reset( new TH1D(tit.c_str(),tit.c_str(),e.size()-1,&e.front()) );
177 }
178 m_axis.initialize(m_rep->GetXaxis(),false);
179 m_rep->Sumw2();
180 m_sumEntries = 0;
181 m_sumwx = 0;
182 // sumw
183 double sumw = h.sumBinHeights();
184 // sumw2
185 double sumw2 = 0;
186 if (h.equivalentBinEntries() != 0)
187 sumw2 = ( sumw * sumw ) /h.equivalentBinEntries();
188
189 double sumwx = h.mean()*h.sumBinHeights();
190 double sumwx2 = (h.mean()*h.mean() + h.rms()*h.rms() )*h.sumBinHeights();
191
192 // copy the contents in
193 for (int i=-2; i < axis().bins(); ++i) {
194 // root binning starts from one !
195 m_rep->SetBinContent(rIndex(i),h.binHeight(i) );
196 m_rep->SetBinError(rIndex(i),h.binError(i) );
197 }
198 // need to do set entries after setting contents otherwise root will recalulate them
199 // taking into account how many time SetBinContents() has been called
200 m_rep->SetEntries(h.allEntries());
201 // stat vector
202 std::vector<double> stat(11);
203 stat[0] = sumw;
204 stat[1] = sumw2;
205 stat[2] = sumwx;
206 stat[3] = sumwx2;
207 m_rep->PutStats(&stat.front());
208 }
Gaudi::Edges
std::vector< double > Edges
Definition: GaudiPI.h:17
std::string
STL class.
Gaudi::Generic1D::axis
Axis & axis()
Access to axis object.
Definition: Generic1D.h:67
std::vector::push_back
T push_back(T...args)
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
HiveAlgSequencer.h
h
Definition: HiveAlgSequencer.py:24
Gaudi::Generic1D::m_axis
Axis m_axis
Axis member.
Definition: Generic1D.h:125
Gaudi::Axis::bins
int bins() const override
The number of bins (excluding underflow and overflow) on the IAxis.
Definition: Axis.h:97
std::unique_ptr::reset
T reset(T...args)
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
std::vector< double >
Gaudi::Axis::initialize
void initialize(TAxis *itaxi, bool)
Definition: Axis.h:66
std::string::c_str
T c_str(T...args)
Gaudi::Generic1D::rIndex
virtual int rIndex(int index) const
operator methods
Definition: Generic1D.h:101
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

bool Gaudi::Histogram1D::fill | ( | double | x,
|  | double | weight
| ) |  |
| override

Fill the Profile1D with a value and the corresponding weight.

Definition at line 158 of file H1D.cpp.

158 {
159 (weight == 1.) ? m_rep->Fill(x) : m_rep->Fill(x,weight);
160 return true;
161 }
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129

void Gaudi::Histogram1D::init | ( | const std::string & | title,
|  | bool | initialize_axis = `true`
| ) |  |
| private

Definition at line 70 of file H1D.cpp.

70 {
71 m_classType = "IHistogram1D";
72 if ( initialize_axis ) {
73 m_axis.initialize(m_rep->GetXaxis(),false);
74 }
75 const TArrayD* a = m_rep->GetSumw2();
76 if ( !a || (a && a->GetSize()==0) ) m_rep->Sumw2();
77 setTitle(title);
78 m_rep->SetDirectory(nullptr);
79 m_sumEntries = 0;
80 m_sumwx = 0;
81 }
Gaudi::Generic1D::m_classType
std::string m_classType
Definition: Generic1D.h:131
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::setTitle
bool setTitle(const std::string &title) override
Set the title of the object.
Definition: Generic1D.h:137
Gaudi::Generic1D::m_axis
Axis m_axis
Axis member.
Definition: Generic1D.h:125
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
Gaudi::Axis::initialize
void initialize(TAxis *itaxi, bool)
Definition: Axis.h:66
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

void Gaudi::Histogram1D::initSums | ( |  | ) |
| private

Definition at line 83 of file H1D.cpp.

83 {
84 m_sumwx = 0;
85 m_sumEntries = 0;
86 for(int i=1, n=m_rep->GetNbinsX(); i<=n; ++i) {
87 m_sumwx += m_rep->GetBinContent(i)*m_rep->GetBinCenter(i);
88 m_sumEntries += m_rep->GetBinContent(i);
89 }
90 }
GaudiPluginService.cpluginsvc.n
n
Definition: cpluginsvc.py:217
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

bool Gaudi::Histogram1D::reset | ( |  | ) |
| override

need to overwrite reset to reset the sums

Definition at line 92 of file H1D.cpp.

92 {
93 m_sumwx = 0;
94 m_sumEntries = 0;
95 return Base::reset();
96 }
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

StreamBuffer & Gaudi::Histogram1D::serialize | ( | StreamBuffer & | s | ) |

Serialization mechanism, Serialize the object for reading.

Parameters

  s | the StreamBuffer containing the data to be read

Returns
  the resulting StreamBuffer, after reading

Definition at line 215 of file H1D.cpp.

215 {
216 //DataObject::serialize(s);
217 std::string title;
218 int size;
219 s >> size;
220 for (int j = 0; j < size; j++) {
221 std::string key, value;
222 s >> key >> value;
223 annotation().addItem (key, value);
224 if ("Title" == key) {
225 title = value;
226 }
227 }
228 double lowerEdge, upperEdge, binHeight, binError;
229 int isFixedBinning, bins;
230 s >> isFixedBinning >> bins;
231
232 if ( isFixedBinning ) {
233 s >> lowerEdge >> upperEdge;
234 m_rep.reset( new TH1D(title.c_str(),title.c_str(),bins,lowerEdge,upperEdge) );
235 } else {
236 Edges edges;
237 edges.resize(bins);
238 for ( int i = 0; i <= bins; ++i )
239 s >> *(double*)&edges[i];
240 m_rep.reset( new TH1D(title.c_str(),title.c_str(),edges.size()-1,&edges.front()) );
241 }
242 m_axis.initialize(m_rep->GetXaxis(),true);
243 m_rep->Sumw2();
244 m_sumEntries = 0;
245 m_sumwx = 0;
246
247 for ( int i = 0; i <= bins + 1; ++i ) {
248 s >> binHeight >> binError;
249 m_rep->SetBinContent( i, binHeight );
250 m_rep->SetBinError( i, binError );
251 }
252 Stat_t allEntries;
253 s >> allEntries;
254 m_rep->SetEntries( allEntries );
255 Stat_t stats[4]; // stats array
256 s >> stats[0] >> stats[1] >> stats[2] >> stats[3];
257 m_rep->PutStats( stats );
258 return s;
259 }
Gaudi::Generic1D::title
std::string title() const override
Get the title of the object.
Definition: Generic1D.h:55
Gaudi::Generic1D::binHeight
double binHeight(int index) const override
Total height of the corresponding bin (ie the sum of the weights in this bin).
Definition: Generic1D.h:164
Gaudi::Edges
std::vector< double > Edges
Definition: GaudiPI.h:17
std::vector::resize
T resize(T...args)
Gaudi::Generic1D::binError
double binError(int index) const override
The error of a given bin.
Definition: Generic1D.h:169
std::string
STL class.
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::allEntries
int allEntries() const override
Get the number or all the entries, both in range and underflow/overflow bins of the IProfile...
Definition: Generic1D.h:74
Gaudi::Generic1D::m_axis
Axis m_axis
Axis member.
Definition: Generic1D.h:125
std::unique_ptr::reset
T reset(T...args)
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
Gaudi::Axis::initialize
void initialize(TAxis *itaxi, bool)
Definition: Axis.h:66
std::string::c_str
T c_str(T...args)
gaudirun.s
string s
Definition: gaudirun.py:245
Gaudi::Generic1D::annotation
AIDA::IAnnotation & annotation() override
Access annotation object.
Definition: Generic1D.h:63
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

StreamBuffer & Gaudi::Histogram1D::serialize | ( | StreamBuffer & | s | ) | const

Serialization mechanism, Serialize the object for writing.

Parameters

  s | the StreamBuffer where to write the data

Returns
  the resulting StreamBuffer, after wrinting

Definition at line 261 of file H1D.cpp.

261 {
262 //DataObject::serialize(s);
263 s << static_cast<int>( annotation().size() );
264 for (int i = 0; i < annotation().size(); i++) {
265 s << annotation().key(i);
266 s << annotation().value(i);
267 }
268 const AIDA::IAxis & axis( this->axis() );
269 const int isFixedBinning = axis.isFixedBinning();
270 const int bins = axis.bins();
271 s << isFixedBinning << bins;
272 if ( isFixedBinning ) {
273 s << axis.lowerEdge();
274 }
275 else {
276 for ( int i = 0; i < bins; ++i )
277 s << axis.binLowerEdge(i);
278 }
279 s << axis.upperEdge();
280 for ( int i = 0; i <= bins + 1; ++i )
281 s << m_rep->GetBinContent(i) << m_rep->GetBinError( i );
282
283 s << m_rep->GetEntries();
284 Stat_t stats[4]; // stats array
285 m_rep->GetStats( stats );
286 s << stats[0] << stats[1] << stats[2] << stats[3];
287 return s;
288 }
Gaudi::Axis::isFixedBinning
bool isFixedBinning() const override
Check if the IAxis has fixed binning, i.e.
Definition: Axis.h:73
Gaudi::Generic1D::axis
Axis & axis()
Access to axis object.
Definition: Generic1D.h:67
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Axis::bins
int bins() const override
The number of bins (excluding underflow and overflow) on the IAxis.
Definition: Axis.h:97
Gaudi::Axis::binLowerEdge
double binLowerEdge(int index) const override
Get the lower edge of the specified bin.
Definition: Axis.h:105
Gaudi::Axis::lowerEdge
double lowerEdge() const override
Get the lower edge of the IAxis.
Definition: Axis.h:83
gaudirun.s
string s
Definition: gaudirun.py:245
Gaudi::Generic1D::annotation
AIDA::IAnnotation & annotation() override
Access annotation object.
Definition: Generic1D.h:63
Gaudi::Axis::upperEdge
double upperEdge() const override
Get the upper edge of the IAxis.
Definition: Axis.h:90

bool Gaudi::Histogram1D::setBinContents | ( | int | i,
|  | int | entries,
|  | double | height,
|  | double | error,
|  | double | centre
| ) |  |
| virtual

set bin content (entries and centre are not used )

Definition at line 107 of file H1D.cpp.

107 {
108 m_rep->SetBinContent(rIndex(i),height);
109 m_rep->SetBinError(rIndex(i),error);
110 // accumulate sumwx for in range bins
111 if (i != AIDA::IAxis::UNDERFLOW_BIN && i != AIDA::IAxis::OVERFLOW_BIN )
112 m_sumwx += centre*height;
113 m_sumEntries += entries;
114 return true;
115 }
Gaudi::Generic1D::entries
int entries() const override
Get the number or all the entries.
Definition: Generic1D.h:72
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
Gaudi::Generic1D::rIndex
virtual int rIndex(int index) const
operator methods
Definition: Generic1D.h:101
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

bool Gaudi::Histogram1D::setRms | ( | double | rms | ) |

Update histogram RMS.

Definition at line 123 of file H1D.cpp.

123 {
124 m_rep->SetEntries(m_sumEntries);
125 std::vector<double> stat(11);
126 // sum weights
127 stat[0] = sumBinHeights();
128 stat[1] = 0;
129 if (equivalentBinEntries() != 0)
130 stat[1] = ( sumBinHeights() * sumBinHeights() ) / equivalentBinEntries();
131 stat[2] = m_sumwx;
132 double mean = 0;
133 if ( sumBinHeights() != 0 ) mean = m_sumwx/ sumBinHeights();
134 stat[3] = ( mean*mean + rms*rms )* sumBinHeights();
135 m_rep->PutStats(&stat.front());
136 return true;
137 }
Gaudi::Generic1D::sumBinHeights
double sumBinHeights() const override
Get the sum of in range bin heights in the IProfile.
Definition: Generic1D.h:82
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::rms
double rms() const override
The RMS of the whole IHistogram1D.
Definition: Generic1D.h:111
Gaudi::Generic1D::m_sumEntries
int m_sumEntries
Definition: Generic1D.h:133
std::vector< double >
Gaudi::Generic1D::equivalentBinEntries
virtual double equivalentBinEntries() const
Number of equivalent entries, i.e. SUM[ weight ] ^ 2 / SUM[ weight^2 ]
Definition: Generic1D.h:186
Gaudi::Generic1D::mean
double mean() const override
The mean of the whole IHistogram1D.
Definition: Generic1D.h:109
Gaudi::Histogram1D::m_sumwx
double m_sumwx
cache sumwx when setting contents since I don&#39;t have bin mean
Definition: H1D.h:23

bool Gaudi::Histogram1D::setStatistics | ( | int | allEntries,
|  | double | eqBinEntries,
|  | double | mean,
|  | double | rms
| ) |  |
| virtual

set histogram statistics

Definition at line 140 of file H1D.cpp.

140 {
141 m_rep->SetEntries(allEntries);
142 // fill statistcal vector for Root
143 std::vector<double> stat(11);
144 // sum weights
145 stat[0] = sumBinHeights();
146 // sum weights **2
147 stat[1] = 0;
148 if (eqBinEntries != 0)
149 stat[1] = ( sumBinHeights() * sumBinHeights() ) / eqBinEntries;
150 // sum weights * x
151 stat[2] = mean*sumBinHeights();
152 // sum weight * x **2
153 stat[3] = ( mean*mean + rms*rms )* sumBinHeights();
154 m_rep->PutStats(&stat.front());
155 return true;
156 }
Gaudi::Generic1D::sumBinHeights
double sumBinHeights() const override
Get the sum of in range bin heights in the IProfile.
Definition: Generic1D.h:82
Gaudi::Generic1D::m_rep
std::unique_ptr< IMPLEMENTATION > m_rep
Reference to underlying implementation.
Definition: Generic1D.h:129
Gaudi::Generic1D::allEntries
int allEntries() const override
Get the number or all the entries, both in range and underflow/overflow bins of the IProfile...
Definition: Generic1D.h:74
Gaudi::Generic1D::rms
double rms() const override
The RMS of the whole IHistogram1D.
Definition: Generic1D.h:111
std::vector< double >
Gaudi::Generic1D::mean
double mean() const override
The mean of the whole IHistogram1D.
Definition: Generic1D.h:109

## Member Data Documentation

double Gaudi::Histogram1D::m_sumwx = 0
| protected

cache sumwx when setting contents since I don't have bin mean

Definition at line 23 of file H1D.h.

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

- GaudiCommonSvc/GaudiCommonSvc/H1D.h
- GaudiCommonSvc/src/HistogramSvc/H1D.cpp