本文整理汇总了C++中TF1::SetFillColorAlpha方法的典型用法代码示例。如果您正苦于以下问题：C++ TF1::SetFillColorAlpha方法的具体用法？C++ TF1::SetFillColorAlpha怎么用？C++ TF1::SetFillColorAlpha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TF1的用法示例。
在下文中一共展示了TF1::SetFillColorAlpha方法的1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: massfitvn_Jpsi
//.........这里部分代码省略.........
f->SetParNames("CB1_Yield","common_mean","CB1_sigma","CB_N","CB_Alpha","CB2_Yield","CB2_Sigma","Pol0","Pol1","Pol2","Pol3");
//first fit data mass signal + bkg
f->SetParameter(0,10000.);
f->SetParameter(1,JPsi_mass);
f->SetParameter(2,0.03);
f->SetParameter(3,1.0);
f->SetParameter(4,1.0);
f->SetParameter(5,10000);
f->SetParameter(6,0.03);
f->SetParLimits(2,0.01,0.1);
f->SetParLimits(6,0.01,0.1);
//fix alpha & n from MC
f->FixParameter(4,alpha_fit[i]);
f->FixParameter(3,n_fit[i]);
f->FixParameter(1,JPsi_mass); //for first few attempt fix mean of gaussian to get reasonable estimation of other pars; later open it up
h_data->Fit(Form("f_%d",i),"q","",fit_range_low,fit_range_high);
h_data->Fit(Form("f_%d",i),"q","",fit_range_low,fit_range_high);
f->ReleaseParameter(1); //now let gaussian mean float
h_data->Fit(Form("f_%d",i),"L q","",fit_range_low,fit_range_high);
h_data->Fit(Form("f_%d",i),"L q","",fit_range_low,fit_range_high);
h_data->Fit(Form("f_%d",i),"L m","",fit_range_low,fit_range_high);
//draw D0 signal separately
TF1* f1 = new TF1(Form("f_sig_%d",i), crystalball_function_signal, fit_range_low, fit_range_high, 7);
f1->SetLineColor(kOrange-3);
f1->SetLineWidth(1);
f1->SetLineStyle(2);
f1->SetFillColorAlpha(kOrange-3,0.3);
f1->SetFillStyle(1001);
f1->FixParameter(0,f->GetParameter(0));
f1->FixParameter(1,f->GetParameter(1));
f1->FixParameter(2,f->GetParameter(2));
f1->FixParameter(3,f->GetParameter(3));
f1->FixParameter(4,f->GetParameter(4));
f1->FixParameter(5,f->GetParameter(5));
f1->FixParameter(6,f->GetParameter(6));
fmasssig[i] = (TF1*)f1->Clone();
fmasssig[i]->SetName(Form("masssigfcn_pt%d",i));
fmasssig[i]->Write();
f1->Draw("LSAME");
//draw poly bkg separately
TF1* f3 = new TF1(Form("f_bkg_%d",i),"[7] + [8]*x + [9]*x*x + [10]*x*x*x", fit_range_low, fit_range_high);
f3->SetLineColor(4);
f3->SetLineWidth(1);
f3->SetLineStyle(2);
f3->FixParameter(7,f->GetParameter(7));
f3->FixParameter(8,f->GetParameter(8));
f3->FixParameter(9,f->GetParameter(9));
f3->FixParameter(10,f->GetParameter(10));
fmassbkg[i] = (TF1*)f3->Clone();
fmassbkg[i]->SetName(Form("massbkgfcn_pt%d",i));
fmassbkg[i]->Write();
f3->Draw("LSAME");
tex->DrawLatex(0.22,0.86,"185 #leq N_{trk}^{offline} < 250");