本文整理汇总了C++中TGraph::SaveAs方法的典型用法代码示例。如果您正苦于以下问题：C++ TGraph::SaveAs方法的具体用法？C++ TGraph::SaveAs怎么用？C++ TGraph::SaveAs使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TGraph的用法示例。
在下文中一共展示了TGraph::SaveAs方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: getContours
TList* getContours(const TH2* hist,double contourLevel,const TString filename)
{
TH2* h = (TH2*)hist->Clone("_clone");
double limitValue[1] = {contourLevel};
h->SetContour(1,limitValue);
TCanvas* c = new TCanvas("contour_canvas","Contour List",0,0,600,600);
h->Draw("CONT LIST");
c->Update();
TList* contours = (TList*)((TObjArray*)gROOT->GetListOfSpecials()->FindObject("contours"))->At(0);
TGraph* contour = (TGraph*)contours->First();
if(filename!="")
{
for(unsigned int j = 0; j < contours->GetSize(); j++)
{
TString newFilename = filename+"_";
newFilename+=j;
contour->SaveAs(newFilename+".C");
contour = (TGraph*)contours->After(contour); // Get Next graph
}
}
delete h;
delete c;
return contours;
}示例2: c
TTree *ToyTree(TString dirname="test/dato/fitres/Hgg_Et-toys/0.01-0.00", TString fname="outProfile-scaleStep2smearing_7-Et_25-trigger-noPF-EB.root", TString opt="", int nSmooth=10){
TString outDir=dirname; outDir.ReplaceAll("fitres","img");
outDir="tmp/";
//std::map<TString, TH2F *> deltaNLL_map;
//bool smooth=false;
//if(opt.Contains("smooth")) smooth=true;
/*------------------------------ Plotto */
TCanvas c("ctoy","c");
TTree *toys = new TTree("toys","");
toys->SetDirectory(0);
Double_t constTerm_tree, constTermTrue_tree;
Double_t alpha_tree, alphaTrue_tree;
char catName[100];
Int_t catIndex;
toys->Branch("constTerm", &constTerm_tree, "constTerm/D");
toys->Branch("alpha", &alpha_tree, "alpha/D");
toys->Branch("constTermTrue", &constTermTrue_tree, "constTermTrue/D");
toys->Branch("alphaTrue", &alphaTrue_tree, "alphaTrue/D");
toys->Branch("catName", catName, "catName/C");
toys->Branch("catIndex", &catIndex, "catIndex/I");
std::map<TString, Int_t> catIndexMap;
///1/
for(int itoy =2; itoy <= 50; itoy++){
TString filename=dirname+"/"; filename+=itoy; filename+="/"+fname;
TString fout=dirname+"/"; fout+=itoy; fout+="/";
TFile f_in(filename, "read");
if(f_in.IsZombie()){
std::cerr << "File opening error: " << filename << std::endl;
continue; //return NULL;
}
//std::cout << filename << std::endl;
TList *KeyList = f_in.GetListOfKeys();
//std::cout << KeyList->GetEntries() << std::endl;
for(int i =0; i < KeyList->GetEntries(); i++){
c.Clear();
TKey *key = (TKey *)KeyList->At(i);
if(TString(key->GetClassName())!="RooDataSet") continue;
RooDataSet *dataset = (RooDataSet *) key->ReadObj();
TString constTermName = dataset->GetName();
TString alphaName=constTermName; alphaName.ReplaceAll("constTerm","alpha");
if(constTermName.Contains("scale")) continue;
if(constTermName.Contains("alpha")) continue;
if(constTermName.Contains("1.4442-gold")) continue;
TTree *tree = dataset2tree(dataset);
TGraph *rhoGraph = GetRho(tree, alphaName, constTermName);
rhoGraph->SaveAs(fout+"rhoGraph-"+constTermName+".root");
TGraphErrors bestFit_ = bestFit(tree, alphaName, constTermName);
//TString binning="(241,-0.0005,0.2405,61,-0.00025,0.03025)"; //"(40,0.00025,0.02025,61,-0.0022975,0.1401475)";
TString binning="(241,-0.0005,0.2405,301,-0.00005,0.03005)";
TH2F *hist = prof2d(tree, constTermName, alphaName, "nll", binning, true, nSmooth, opt);
//hist->SaveAs("myhist.root");
Int_t iBinX, iBinY;
hist->GetBinWithContent2(0.0002,iBinX,iBinY,1,-1,1,-1,0.0000001);
// if(iBinX!=0 && iBinY!=0 && iBinX < 41 && iBinY < 62){
{
TString catName_=constTermName; catName_.ReplaceAll("constTerm_",""); catName_.ReplaceAll("-","_");
if(catIndexMap.count(catName_)==0) catIndexMap.insert(std::pair<TString,Int_t>(catName_,catIndexMap.size()));
catIndex=catIndexMap[catName_];
constTerm_tree = hist->GetYaxis()->GetBinCenter(iBinY);
alpha_tree = hist->GetXaxis()->GetBinCenter(iBinX);
sprintf(catName,"%s", catName_.Data());
bestFit_.GetPoint(0, constTermTrue_tree,alphaTrue_tree);
// std::cout << constTerm_tree << " " << constTermTrue_tree
// << "\t" << alpha_tree << " " << alphaTrue_tree
// << std::endl;
if(opt.Contains("scandiff")){
constTermTrue_tree = getMinimumFromTree(tree, "nll",TString(constTermName).ReplaceAll("-","_"));
} else if(opt.Contains("scan")){
constTerm_tree = getMinimumFromTree(tree, "nll",TString(constTermName).ReplaceAll("-","_"));
}
//std::cout << iBinX << "\t" << iBinY << "\t" << constTerm_tree - getMinimumFromTree(tree, "nll",TString(constTermName).ReplaceAll("-","_")) << std::endl;
toys->Fill();
// }else{
// hist->SaveAs("myhist.root");
// exit(0);
}
delete tree;
delete hist;
}
f_in.Close();
//.........这里部分代码省略.........