本文整理汇总了C++中TAxis::GetTickLength方法的典型用法代码示例。如果您正苦于以下问题：C++ TAxis::GetTickLength方法的具体用法？C++ TAxis::GetTickLength怎么用？C++ TAxis::GetTickLength使用的例子？那么, 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TAxis的用法示例。
在下文中一共展示了TAxis::GetTickLength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: residual_error
/*
double residual_error( double error_data, double pdf )
{
double chi2 = 0.;
if ( pdf > 0 )
chi2 += 2. * ( pdf - error_data );
if ( error_data > 0 && pdf > 0 )
chi2=(error_data/pdf);
//chi2 += 2. * error_data * log( error_data / error_pdf );
// return ( ( error_data >= pdf ) ? sqrt( chi2 ) : -sqrt( chi2 ) );
// return ( ( error_data >= pdf ) ? chi2 : chi2 );
return ( chi2 );
}
*/
TH1D* residualHist( const RooHist* rhist, const RooCurve* curve )
{
double r = 0.2;
double sr = 1. / r;
// Grab info from the histogram.
int n = rhist->GetN();
double* x = rhist->GetX();
double* y = rhist->GetY();
//rhist->Sumw2();
// double e;
// Create residual histogram.
double xMin = x[ 0 ];
double xMax = x[ n - 1 ];
TH1D* residuals_temp = new TH1D( "r", "", n, xMin, xMax );
double datum = 0.;
double pdf = 0.;
double error_data = 0.;
// Fill the histogram.
if ( curve )
for ( int bin = 0; bin < n; bin++ )
{
datum = y[ bin ];
pdf = curve->Eval( x[ bin ] );
error_data = rhist->GetErrorY(bin);
// error_pdf = curve->Eval( x[ bin ] );
residuals_temp->SetBinContent( bin + 1, residual( datum, pdf ) );
// residuals_temp->SetBinError ( bin + 1, residual_error( error_data, pdf ) );
residuals_temp->SetBinError ( bin + 1, error_data / pdf );
}
residuals_temp->SetMinimum ( -2. );
residuals_temp->SetMaximum ( 2. );
residuals_temp->SetStats ( false );
residuals_temp->SetMarkerStyle( 8 );
residuals_temp->SetMarkerSize ( .8 );
TAxis* xAxis = residuals_temp->GetXaxis();
xAxis->SetTickLength ( sr * xAxis->GetTickLength() );
xAxis->SetLabelSize ( sr * xAxis->GetLabelSize() );
xAxis->SetTitleSize ( sr * xAxis->GetTitleSize() );
xAxis->SetLabelOffset( sr * xAxis->GetLabelOffset() );
TAxis* yAxis = residuals_temp->GetYaxis();
//yAxis->SetNdivisions ( 500 );
//yAxis->SetLabelSize ( 10*sr * yAxis->GetLabelSize() );
yAxis->SetLabelSize ( 2.5 * yAxis->GetLabelSize() );
yAxis->SetTitle(" (DATA - FIT) / FIT");
yAxis->SetTitleSize ( 0.09 );
yAxis->SetTitleOffset( 0.35 );
return residuals_temp;
}示例2: plot_Comb
//.........这里部分代码省略.........
//Note: it is already pre-divided by the bin width
rshape_data->SetBinContent(i+1,data->GetBinContent(i+1)/peak);
rshape_data->SetBinError(i+1,sqrt(pow(data->GetBinError(i+1)/peak,2)+pow(peak_err*rshape_data->GetBinContent(i+1),2)));
}
if (IS_RSHAPE && !IS_7TEV) data = rshape_data;
TGraphAsymmErrors* gdata = new TGraphAsymmErrors(nbin-1);
for( size_t ii=0; ii<nbin; ii++ )
{
double x_ = fake_par[ii];
double y_ = data->GetBinContent(ii+1);
double exl_ = fake_par[ii]-mass_xbin[ii];
double exh_ = mass_xbin[ii+1]-fake_par[ii];
double eyl_ = data->GetBinError(ii+1);
double eyh_ = eyl_;
gdata->SetPoint(ii,x_,y_);
gdata->SetPointError(ii,exl_,exh_,eyl_,eyh_);
}
//FIXME need ratio plots
TCanvas *c1 = new TCanvas("CrossSect1D","CrossSect1D",600,600);
c1->Draw();
c1->cd();
TPad *p1 = new TPad("p1", "",0.0,0.25,1.0,0.98,0,0,0);
p1->Draw();
p1->cd();
//p1->SetTickx(kFALSE);
//TAxis *xaxis = h_theory4->GetXaxis();
//xaxis->SetMoreLogLabels();
//xaxis->SetNoExponent();
TAxis *axis = h_theory4->GetYaxis();
axis->SetTickLength(axis->GetTickLength()/1.35);
//axis->SetNdivisions(506);
p1->SetRightMargin(0.055);
p1->SetBottomMargin(0.01);
p1->SetTopMargin(0.1);
p1->SetLogy();
p1->SetLogx();
h_theory4->GetXaxis()->SetMoreLogLabels();
if (IS_RSHAPE) h_theory4->GetYaxis()->SetTitle("1/#sigma_{Z}d#sigma/dm [GeV^{-1}]");
else h_theory4->GetYaxis()->SetTitle("d#sigma/dm [pb/GeV]");
h_theory4->GetXaxis()->SetTitle("m_{#mu#mu} [GeV]");
h_theory4->SetLineColor(kBlue);
h_theory4->SetLineWidth(0.1);
h_theory4->SetMarkerSize(0);
//h_theory4->SetMaximum(h_theory4->GetMaximum()*100.);
h_theory4->GetYaxis()->SetRangeUser(h_theory4->GetMinimum()/10.,h_theory4->GetMaximum()*10.);
h_theory4->SetMinimum(1.5*10E-9);
h_theory4->Draw("L");
TH1D* h_theory4_clone = (TH1D*)h_theory4->Clone();
h_theory4_clone->SetLineWidth(1.5);
//h_theory4_clone->GetXaxis()->SetRangeUser(40,180);
h_theory4_clone->Draw("Lsame");
h_theory4_band->SetLineColor(kBlue);
h_theory4_band->SetLineWidth(3);
h_theory4_band->SetMarkerSize(0);
h_theory4_band->SetFillColor(kBlue);
h_theory4_band->Draw("E3same");
//data->Draw("Psame");
gdata->SetMarkerStyle(20);