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File indexing completed on 2021-05-20 02:50:23

0001 
0002 #include "L1Trigger/VertexFinder/interface/Vertex.h"
0003 
0004 namespace l1tVertexFinder {
0005 
0006   void Vertex::computeParameters() {
0007     pT_ = 0.;
0008     z0_ = 0.;
0009     float z0square = 0.;
0010     for (const TP& track : tracks_) {
0011       pT_ += track->pt();
0012       z0_ += track->z0();
0013       z0square += track->z0() * track->z0();
0014     }
0015     z0_ /= tracks_.size();
0016     z0square /= tracks_.size();
0017     z0width_ = sqrt(std::abs(z0_ * z0_ - z0square));
0018   }
0019 
0020 }  // end namespace l1tVertexFinder