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Functions
jet::utils Namespace Reference

Functions

template<typename T>
bool isTypeObjFromString (const std::string &str)
template<typename T>
bool isTypeObjFromString (const TString &str)
template<typename T>
bool getTypeObjFromString (const std::string &str, T &obj)
template<typename T>
T getTypeObjFromString (const std::string &str)
template<typename T>
bool getTypeObjFromString (const TString &str, T &obj)
template<typename T>
T getTypeObjFromString (const TString &str)
template<>
bool getTypeObjFromString< std::string > (const std::string &str, std::string &obj)
template<>
bool getTypeObjFromString< TString > (const std::string &str, TString &obj)
template<>
bool getTypeObjFromString< bool > (const std::string &str, bool &obj)
template<>
bool getTypeObjFromString< std::string > (const TString &str, std::string &obj)
template<>
bool getTypeObjFromString< TString > (const TString &str, TString &obj)
template<>
bool getTypeObjFromString< bool > (const TString &str, bool &obj)
template<typename T>
bool vectorize (const TString &str, const TString &sep, std::vector< T > &result)
template<typename T>
std::vector< T > vectorize (const TString &str, const TString &sep)
bool fileExists (const TString &fileName)
TString findFilePath (const TString &fileName, const TString &path="", const TString &calibArea="")
TFile * readRootFile (const TString &fileName, const TString &path="", const TString &calibArea="")
std::vector< double > getLogBins (const size_t numBins, const double minVal, const double maxVal)
std::vector< double > getUniformBins (const size_t numBins, const double minVal, const double maxVal)
void scaleHistoAxes (TH1 *toScale, const double factorX=1, const double factorY=1, const double factorZ=1)
template<>
bool getTypeObjFromString< std::string > (const std::string &str, std::string &obj)
template<>
bool getTypeObjFromString< TString > (const std::string &str, TString &obj)
template<>
bool getTypeObjFromString< bool > (const std::string &str, bool &obj)
template<>
bool getTypeObjFromString< std::string > (const TString &str, std::string &obj)
template<>
bool getTypeObjFromString< TString > (const TString &str, TString &obj)
template<>
bool getTypeObjFromString< bool > (const TString &str, bool &obj)

Function Documentation

◆ fileExists()

bool jet::utils::fileExists ( const TString & fileName)

Definition at line 94 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

95{
96 return !gSystem->AccessPathName(fileName);
97}

◆ findFilePath()

TString jet::utils::findFilePath ( const TString & fileName,
const TString & path = "",
const TString & calibArea = "" )

Definition at line 99 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

100{
101 TString pathToGet = "";
102
103 // First, try the raw filename plus path (user-specified), then raw filename (local or full path)
104 if (path != "" && fileExists(path+(path.EndsWith("/")?"":"/")+fileName))
105 pathToGet = path+(path.EndsWith("/")?"":"/")+fileName;
106 else if (fileExists(fileName))
107 pathToGet = fileName;
108
109 // Next, try PathResolver in a few configurations
110 // PathResolver #1: versioned CalibArea (most users should be in this case)
111 //coverity[copy_paste_error]
112 if (pathToGet == "" && calibArea != "")
113 pathToGet = TString(PathResolverFindCalibFile(Form("JetUncertainties/%s/%s",calibArea.Data(),fileName.Data())).c_str());
114 // PathResolver #2: unversioned CalibArea (legacy support)
115 if (pathToGet == "" && calibArea == "")
116 pathToGet = TString(PathResolverFindCalibFile(Form("JetUncertainties/%s",fileName.Data())).c_str());
117 // PathResolver #3: general search in case of files residing in other packages (request from a Higgs group)
118 if (pathToGet == "")
119 pathToGet = TString(PathResolverFindCalibFile(fileName.Data()).c_str());
120
121 // Try backup locations now (legacy support)
122 if (pathToGet == "")
123 {
124 // Try ROOTCOREBIN
125 if (TString(gSystem->Getenv("ROOTCOREBIN")) != "" && fileExists(TString(gSystem->Getenv("ROOTCOREBIN"))+"/data/JetUncertainties/"+fileName))
126 pathToGet = TString(gSystem->Getenv("ROOTCOREBIN"))+"/data/JetUncertainties/"+fileName;
127 // Try ROOTCOREDIR
128 else if (TString(gSystem->Getenv("ROOTCOREDIR")) != "" && fileExists(TString(gSystem->Getenv("ROOTCOREDIR"))+"/data/JetUncertainties/"+fileName))
129 pathToGet = TString(gSystem->Getenv("ROOTCOREDIR"))+"/data/JetUncertainties/"+fileName;
130 // Try standard athena location
131 else if (TString(gSystem->Getenv("TestArea")) != "" && fileExists(TString(gSystem->Getenv("TestArea"))+"/Reconstruction/Jet/JetUncertainties/share/"+fileName))
132 pathToGet = TString(gSystem->Getenv("TestArea"))+"/Reconstruction/Jet/JetUncertainties/share/"+fileName;
133 }
134
135 // Give up, hopefully sucessfully
136 // User must check if return is "" (failed) or an actual path (success)
137 return pathToGet;
138}
PathResolverFindCalibFile
std::string PathResolverFindCalibFile(const std::string &logical_file_name)
Definition PathResolver.cxx:325

◆ getLogBins()

std::vector< double > jet::utils::getLogBins ( const size_t numBins,
const double minVal,
const double maxVal )

Definition at line 153 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

154{
155 std::vector<double> bins;
156 bins.resize(numBins+1);
157
158 const double dx = (log(maxVal)-log(minVal))/numBins;
159 for (size_t iBin = 0; iBin <= numBins; ++iBin)
160 bins[iBin] = exp(log(minVal)+iBin*dx);
161
162 return bins;
163}
bins
static const std::vector< std::string > bins
Definition MuonTriggerSFFilesTest.cxx:22

◆ getTypeObjFromString() [1/4]

template<typename T>
T jet::utils::getTypeObjFromString ( const std::string & str)

Definition at line 122 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

123{
124 T toReturn;
125 if (!getTypeObjFromString(str,toReturn))
126 printf("Failed to convert object: %s\n",str.c_str());
127
128 return toReturn;
129}
jet::utils::getTypeObjFromString
bool getTypeObjFromString(const std::string &str, T &obj)
Definition Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h:116

◆ getTypeObjFromString() [2/4]

template<typename T>
bool jet::utils::getTypeObjFromString ( const std::string & str,
T & obj )

Definition at line 116 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

117{
118 std::istringstream iss(str);
119 return !(iss >> obj).fail();
120}

◆ getTypeObjFromString() [3/4]

template<typename T>
T jet::utils::getTypeObjFromString ( const TString & str)

Definition at line 137 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

138{
139 T toReturn;
140 if (!getTypeObjFromString(str,toReturn))
141 printf("ERROR: Failed to convert object: %s\n",str.Data());
142
143 return toReturn;
144}

◆ getTypeObjFromString() [4/4]

template<typename T>
bool jet::utils::getTypeObjFromString ( const TString & str,
T & obj )

Definition at line 131 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

132{
133 std::string stdstr = str.Data();
134 return getTypeObjFromString(stdstr,obj);
135}

◆ getTypeObjFromString< bool >() [1/4]

template<>
bool jet::utils::getTypeObjFromString< bool > ( const std::string & str,
bool & obj )

Definition at line 33 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

34{
35 bool toReturn = false;
36 if (str == "true" || str == "True" || str == "TRUE")
37 {
38 obj = true;
39 toReturn = true;
40 }
41 else if (str == "false" || str == "False" || str == "FALSE")
42 {
43 obj = false;
44 toReturn = true;
45 }
46 else
47 {
48 int value;
49 toReturn = getTypeObjFromString<int>(str,value);
50 if (toReturn)
51 obj = static_cast<bool>(value);
52 }
53 return toReturn;
54}

◆ getTypeObjFromString< bool >() [2/4]

template<>
bool jet::utils::getTypeObjFromString< bool > ( const std::string & str,
bool & obj )

Definition at line 33 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

34{
35 bool toReturn = false;
36 if (str == "true" || str == "True" || str == "TRUE")
37 {
38 obj = true;
39 toReturn = true;
40 }
41 else if (str == "false" || str == "False" || str == "FALSE")
42 {
43 obj = false;
44 toReturn = true;
45 }
46 else
47 {
48 int value;
49 toReturn = getTypeObjFromString<int>(str,value);
50 if (toReturn)
51 obj = static_cast<bool>(value);
52 }
53 return toReturn;
54}

◆ getTypeObjFromString< bool >() [3/4]

template<>
bool jet::utils::getTypeObjFromString< bool > ( const TString & str,
bool & obj )

Definition at line 71 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

72{
73 bool toReturn = false;
74 if (str.EqualTo("true",TString::kIgnoreCase))
75 {
76 obj = true;
77 toReturn = true;
78 }
79 else if (str.EqualTo("false",TString::kIgnoreCase))
80 {
81 obj = false;
82 toReturn = true;
83 }
84 else
85 {
86 int value;
87 toReturn = getTypeObjFromString<int>(str,value);
88 if (toReturn)
89 obj = static_cast<bool>(value);
90 }
91 return toReturn;
92}

◆ getTypeObjFromString< bool >() [4/4]

template<>
bool jet::utils::getTypeObjFromString< bool > ( const TString & str,
bool & obj )

Definition at line 71 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

72{
73 bool toReturn = false;
74 if (str.EqualTo("true",TString::kIgnoreCase))
75 {
76 obj = true;
77 toReturn = true;
78 }
79 else if (str.EqualTo("false",TString::kIgnoreCase))
80 {
81 obj = false;
82 toReturn = true;
83 }
84 else
85 {
86 int value;
87 toReturn = getTypeObjFromString<int>(str,value);
88 if (toReturn)
89 obj = static_cast<bool>(value);
90 }
91 return toReturn;
92}

◆ getTypeObjFromString< std::string >() [1/4]

template<>
bool jet::utils::getTypeObjFromString< std::string > ( const std::string & str,
std::string & obj )

Definition at line 19 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

20{
21 obj = str;
22 return true;
23}

◆ getTypeObjFromString< std::string >() [2/4]

template<>
bool jet::utils::getTypeObjFromString< std::string > ( const std::string & str,
std::string & obj )

Definition at line 19 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

20{
21 obj = str;
22 return true;
23}

◆ getTypeObjFromString< std::string >() [3/4]

template<>
bool jet::utils::getTypeObjFromString< std::string > ( const TString & str,
std::string & obj )

Definition at line 57 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

58{
59 obj = str.Data();
60 return true;
61}

◆ getTypeObjFromString< std::string >() [4/4]

template<>
bool jet::utils::getTypeObjFromString< std::string > ( const TString & str,
std::string & obj )

Definition at line 57 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

58{
59 obj = str.Data();
60 return true;
61}

◆ getTypeObjFromString< TString >() [1/4]

template<>
bool jet::utils::getTypeObjFromString< TString > ( const std::string & str,
TString & obj )

Definition at line 26 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

27{
28 obj = str.c_str();
29 return true;
30}

◆ getTypeObjFromString< TString >() [2/4]

template<>
bool jet::utils::getTypeObjFromString< TString > ( const std::string & str,
TString & obj )

Definition at line 26 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

27{
28 obj = str.c_str();
29 return true;
30}

◆ getTypeObjFromString< TString >() [3/4]

template<>
bool jet::utils::getTypeObjFromString< TString > ( const TString & str,
TString & obj )

Definition at line 64 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

65{
66 obj = str;
67 return true;
68}

◆ getTypeObjFromString< TString >() [4/4]

template<>
bool jet::utils::getTypeObjFromString< TString > ( const TString & str,
TString & obj )

Definition at line 64 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

65{
66 obj = str;
67 return true;
68}

◆ getUniformBins()

std::vector< double > jet::utils::getUniformBins ( const size_t numBins,
const double minVal,
const double maxVal )

Definition at line 165 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

166{
167 std::vector<double> bins;
168 bins.resize(numBins+1);
169
170 const double dx = (maxVal-minVal)/numBins;
171 for (size_t iBin = 0; iBin <= numBins; ++iBin)
172 bins[iBin] = minVal+iBin*dx;
173
174 return bins;
175}

◆ isTypeObjFromString() [1/2]

template<typename T>
bool jet::utils::isTypeObjFromString ( const std::string & str)

Definition at line 101 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

102{
103 std::istringstream iss(str);
104 T obj;
105 return !(iss >> obj).fail();
106}

◆ isTypeObjFromString() [2/2]

template<typename T>
bool jet::utils::isTypeObjFromString ( const TString & str)

Definition at line 109 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

110{
111 std::string stdstr = str.Data();
112 return isTypeObjFromString<T>(stdstr);
113}

◆ readRootFile()

TFile * jet::utils::readRootFile ( const TString & fileName,
const TString & path = "",
const TString & calibArea = "" )

Definition at line 140 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

141{
142 TFile* rootFile = nullptr;
143
144 TString pathToGet = findFilePath(fileName,path,calibArea);
145 //std::cout << "Looking for file " << fileName << " in path " << path << std::endl;
146
147 if (pathToGet != "")
148 rootFile = new TFile(pathToGet,"READ");
149 return rootFile;
150}
jet::utils::findFilePath
TString findFilePath(const TString &fileName, const TString &path="", const TString &calibArea="")
Definition Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx:99

◆ scaleHistoAxes()

void jet::utils::scaleHistoAxes ( TH1 * toScale,
const double factorX = 1,
const double factorY = 1,
const double factorZ = 1 )

Definition at line 178 of file Reconstruction/Jet/JetUncertainties/Root/Helpers.cxx.

179{
180 const int dim = toScale->GetDimension();
181
182 // Check for simple copies and sanity checks
183 bool returnDuplicate = false;
184 if ( dim == 1 && (factorX < 0 || fabs(factorX-1) < 1.e-4) )
185 returnDuplicate = true;
186 else if ( dim == 2 && (factorX < 0 || fabs(factorX-1) < 1.e-4)
187 && (factorY < 0 || fabs(factorY-1) < 1.e-4) )
188 returnDuplicate = true;
189 else if ( dim == 3 && (factorX < 0 || fabs(factorX-1) < 1.e-4)
190 && (factorY < 0 || fabs(factorY-1) < 1.e-4)
191 && (factorZ < 0 || fabs(factorZ-1) < 1.e-4) )
192 returnDuplicate = true;
193 if (returnDuplicate)
194 {
195 printf("ScaleHistoAxes: Doing nothing, as all scale factors require no changes\n");
196 return;
197 }
198
199 // Let negative numbers mean no change
200 const double facX = factorX < 0 ? 1 : factorX;
201 const double facY = factorY < 0 ? 1 : factorY;
202 const double facZ = factorZ < 0 ? 1 : factorZ;
203
204 // Scale the x axis if necessary
205 if (fabs(facX-1) > 1.e-4)
206 {
207 std::vector<double> binsX;
208 for (int iBin = 1; iBin <= toScale->GetNbinsX()+1; ++iBin)
209 binsX.push_back(toScale->GetXaxis()->GetBinLowEdge(iBin)*facX);
210 toScale->GetXaxis()->Set(binsX.size()-1,&binsX[0]);
211 }
212 // Scale the y axis if necessary
213 if (dim > 1 && fabs(facY-1) > 1.e-4)
214 {
215 std::vector<double> binsY;
216 for (int iBin = 1; iBin <= toScale->GetNbinsY()+1; ++iBin)
217 binsY.push_back(toScale->GetYaxis()->GetBinLowEdge(iBin)*facY);
218 toScale->GetYaxis()->Set(binsY.size()-1,&binsY[0]);
219 }
220 // Scale the z axis if necessary
221 if (dim > 2 && fabs(facZ-1) > 1.e-4)
222 {
223 std::vector<double> binsZ;
224 for (int iBin = 1; iBin <= toScale->GetNbinsZ()+1; ++iBin)
225 binsZ.push_back(toScale->GetZaxis()->GetBinLowEdge(iBin)*facZ);
226 toScale->GetZaxis()->Set(binsZ.size()-1,&binsZ[0]);
227 }
228
229}

◆ vectorize() [1/2]

template<typename T>
std::vector< T > jet::utils::vectorize ( const TString & str,
const TString & sep )

Definition at line 171 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

172{
173 std::vector<T> result;
174 TObjArray* tokens = str.Tokenize(sep);
175 TIter istr(tokens);
176
177 while(TObjString* os=(TObjString*)istr())
178 {
179 T obj;
180 if (!getTypeObjFromString(os->GetString(),obj))
181 printf("ERROR: String \"%s\" is not the requested type\n",os->GetString().Data());
182 result.push_back(obj);
183 }
184 delete tokens;
185
186 return result;
187}
result

◆ vectorize() [2/2]

template<typename T>
bool jet::utils::vectorize ( const TString & str,
const TString & sep,
std::vector< T > & result )

Definition at line 147 of file Reconstruction/Jet/JetUncertainties/JetUncertainties/Helpers.h.

148{
149 bool success = true;
150 result.clear();
151
152 TObjArray* tokens = str.Tokenize(sep);
153 TIter istr(tokens);
154 while(TObjString* os=(TObjString*)istr())
155 {
156 T obj;
157 if (!getTypeObjFromString(os->GetString(),obj))
158 {
159 success = false;
160 break;
161 }
162 else
163 result.push_back(obj);
164 }
165 delete tokens;
166
167 return success;
168}
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