| 1 |
#ifndef CALOAXIS2_H_ |
| 2 |
#define CALOAXIS2_H_ |
| 3 |
|
| 4 |
#if !defined(__CINT__) || defined(__MAKECINT__) |
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|
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#include <TString.h> |
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#include <TH1F.h> |
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#include <TH2F.h> |
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#include <TMath.h> |
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#include <TLine.h> |
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#include <TPolyMarker.h> |
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#include <TSelector.h> |
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#include <TFile.h> |
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|
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#include <stdlib.h> |
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#include <iostream> |
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using namespace std; |
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|
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#include <PamLevel2.h> |
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//#include <CaloEvent.h> |
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|
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#endif // !defined(__CINT__) || defined(__MAKECINT__) |
| 23 |
//=============================================================================== |
| 24 |
// |
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// |
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// |
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// |
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//=============================================================================== |
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class CaloEvent { |
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|
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public: |
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// calo event |
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// ------------------------------ |
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// hit strips |
| 35 |
// ------------------------------ |
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vector<int> ids; //strip 0-95 |
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vector<int> idp; //plane 0-21 |
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vector<float> q; // signal |
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vector<float> zcoord; |
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vector<float> xycoord; |
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|
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// ------------------------------ |
| 43 |
// methods |
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// ------------------------------ |
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void Add(int iis, int iip, float fq, float fz, float fxy) { |
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ids.push_back(iis); |
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idp.push_back(iip); |
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q.push_back(fq); |
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zcoord.push_back(fz); |
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xycoord.push_back(fxy); |
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} |
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; |
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|
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int GetN() { |
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return (int) (q.size()); |
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} |
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; |
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|
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void Reset() { |
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ids.clear(); |
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idp.clear(); |
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q.clear(); |
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zcoord.clear(); |
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xycoord.clear(); |
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} |
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; |
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|
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void Delete() { |
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Reset(); |
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} |
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; |
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|
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~CaloEvent() { |
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Delete(); |
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} |
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; |
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|
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CaloEvent() { |
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} |
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; |
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|
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CaloEvent(CaloLevel1* calo, int view, Bool_t usemechanicalalignement) { |
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Set(calo, view, usemechanicalalignement); |
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} |
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; |
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|
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CaloEvent(CaloLevel1* calo, int view) { |
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Set(calo, view); |
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} |
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; |
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|
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void Set(CaloLevel1* calo, int view, Bool_t usemechanicalalignement) { |
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|
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Reset(); |
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// cout << " CaloEvent::Set()"<<endl; |
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CaloStrip cstrip; |
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cstrip = CaloStrip(calo, usemechanicalalignement); |
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|
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for (int ih = 0; ih < calo->istrip; ih++) { |
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int iv = -1; |
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int ip = -1; |
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int is = -1; |
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calo->DecodeEstrip(ih, iv, ip, is); |
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if (iv == view) { |
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cstrip.Set(view, ip, is); |
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float fxy = 0.; |
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if (!view) |
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fxy = cstrip.GetX(); |
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else |
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fxy = cstrip.GetY(); |
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float fz = cstrip.GetZ(); |
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float fq = cstrip.GetE(); |
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if (fq > 0) |
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Add(is, ip, fq, fz, fxy); |
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} |
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} |
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|
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} |
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; |
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void Set(CaloLevel1* calo, int view) { |
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Set(calo, view, 0); |
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} |
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; |
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|
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}; |
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//=============================================================================== |
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// |
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// |
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// |
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// |
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//=============================================================================== |
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class CaloAxis { |
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|
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public: |
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|
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CaloEvent *cevent; |
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|
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// ------------------------------ |
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// selected points along the axis |
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// ------------------------------ |
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// fitted points |
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vector<float> x;// independent coordinates (z) |
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vector<float> y;// dependente coordinate (x/y) |
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vector<float> w;// fit weight |
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vector<float> q;// signal |
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|
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// ------------------------------ |
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// axis parameters |
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// ------------------------------ |
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Float_t par[2]; |
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Float_t covpar[2][2]; |
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|
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// ------------------------------ |
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// general variables |
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// ------------------------------ |
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float cog[22];// baricenter |
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float qpl[22]; // charge in each plane |
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|
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// ------------------------------ |
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// objects to draw the axis |
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// ------------------------------ |
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TPolyMarker *sel; |
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TLine *axis; |
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|
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// ------------------------------ |
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// methods |
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// ------------------------------ |
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void Init() { |
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for (Int_t i = 0; i < 2; i++) { |
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par[i] = 0; |
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for (Int_t j = 0; j < 2; j++) |
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covpar[i][j] = 0; |
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}; |
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sel = 0; |
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axis = 0; |
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for (Int_t i = 0; i < 22; i++) { |
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cog[i] = 0; |
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qpl[i] = 0; |
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} |
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// if(cevent)cevent->Reset(); |
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} |
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|
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void Set(CaloLevel1* calo, Int_t view) { |
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cevent->Set(calo, view, 0); |
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} |
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; |
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void Set(CaloLevel1* calo, Int_t view, Bool_t usemechanicalalignement) { |
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cevent->Set(calo, view, usemechanicalalignement); |
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} |
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; |
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|
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CaloAxis() { |
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cevent = new CaloEvent(); |
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Init(); |
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} |
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; |
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|
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CaloAxis(CaloLevel1* calo, Int_t view) { |
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cevent = new CaloEvent(); |
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Init(); |
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Set(calo, view); |
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} |
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; |
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CaloAxis(CaloLevel1* calo, Int_t view, Bool_t usemechanicalalignement) { |
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cevent = new CaloEvent(); |
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Init(); |
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Set(calo, view, usemechanicalalignement); |
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} |
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; |
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|
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void Reset() { |
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// cout << " CaloAxis::Reset()"<<endl; |
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x.clear(); |
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y.clear(); |
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w.clear(); |
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q.clear(); |
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// cout << sel << endl; |
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if (sel) |
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sel->Delete(); |
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// cout << axis << endl; |
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if (axis) |
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axis->Delete(); |
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// if(cevent)cevent->Reset(); |
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Init(); |
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} |
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|
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void Delete() { |
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Reset(); |
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delete cevent; |
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} |
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; |
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|
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~CaloAxis() { |
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Delete(); |
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} |
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; |
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|
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void Add(float xin, float yin) { |
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x.push_back(xin); |
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y.push_back(yin); |
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w.push_back(1.); |
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q.push_back(0.); |
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/* Int_t nin = x.size(); */ |
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/* if(nin>2)Fit(); */ |
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} |
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; |
| 247 |
void Add(float xin, float yin, float qin) { |
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x.push_back(xin); |
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y.push_back(yin); |
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q.push_back(qin); |
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w.push_back(1.); |
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/* Int_t nin = x.size(); */ |
| 253 |
/* if(nin>2)Fit(); */ |
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} |
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; |
| 256 |
void Add(float xin, float yin, float qin, float win) { |
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x.push_back(xin); |
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y.push_back(yin); |
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w.push_back(win); |
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q.push_back(qin); |
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/* Int_t nin = x.size(); */ |
| 262 |
/* if(nin>2)Fit(); */ |
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} |
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; |
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|
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int Fit() { |
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|
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// cout << " CaloAxis::Fit()"<<endl; |
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Float_t SSS = 0; |
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Float_t SSX = 0; |
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Float_t SXX = 0; |
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|
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Float_t SSY = 0; |
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Float_t SXY = 0; |
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|
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Int_t np = 0; |
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for (Int_t i = 0; i < (int) (x.size()); i++) { |
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SSS += w[i] * w[i]; |
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SSX += x[i] * w[i] * w[i]; |
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SXX += x[i] * x[i] * w[i] * w[i]; |
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SSY += y[i] * w[i] * w[i]; |
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SXY += x[i] * y[i] * w[i] * w[i]; |
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if (w[i]) |
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np++; |
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} |
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Float_t det = SSS * SXX - SSX * SSX; |
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if (det == 0) |
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return 0; |
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if (np < 3) |
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return 0; |
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// cout << np << " points fitted -- ok "<<endl; |
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par[0] = (SSY * SXX - SXY * SSX) / det; |
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par[1] = (SXY * SSS - SSY * SSX) / det; |
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return 1; |
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} |
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; |
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|
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void Print() { |
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// useful for debug for(Int_t i=0; i<(int)(x.size()); i++)if(w[i])cout << x[i] << " - "<<y[i]<<endl; |
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} |
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|
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float GetPar(Int_t i) { |
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return par[i]; |
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} |
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; |
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|
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int GetN() { |
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return (int) (x.size()); |
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} |
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; |
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|
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float* GetX() { |
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float *xout = new float[(int) (x.size())]; |
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for (Int_t i = 0; i < (int) (x.size()); i++) |
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xout[i] = x[i]; |
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return xout; |
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} |
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|
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float* GetY() { |
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float *yout = new float[(int) (y.size())]; |
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for (Int_t i = 0; i < (int) (y.size()); i++) |
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yout[i] = y[i]; |
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return yout; |
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} |
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|
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float* GetQ() { |
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float *qout = new float[(int) (q.size())]; |
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for (int i = 0; i < (int) (q.size()); i++) |
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qout[i] = q[i]; |
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return qout; |
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} |
| 332 |
|
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float GetChi2() { |
| 334 |
float chi2 = 0; |
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int nchi = 0; |
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for (Int_t i = 0; i < (int) (y.size()); i++) { |
| 337 |
chi2 += w[i] * w[i] * (y[i] - par[0] - par[1] * x[i]) * (y[i] - par[0] - par[1] * x[i]); |
| 338 |
nchi += (int) w[i]; |
| 339 |
}; |
| 340 |
|
| 341 |
if (nchi < 3) |
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return -999; // original |
| 343 |
// if(nchi<3 || chi2==0)return -999; // modified by Sergio |
| 344 |
|
| 345 |
chi2 = chi2 / (nchi - 2); |
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return chi2; |
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} |
| 348 |
|
| 349 |
float GetQaxis() { |
| 350 |
float qaxis = 0; |
| 351 |
for (Int_t i = 0; i < (int) (q.size()); i++) |
| 352 |
qaxis += q[i]; |
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// for(Int_t i=0; i<(int)(q.size()); i++) cout<<q[i]<<endl; |
| 354 |
return qaxis; |
| 355 |
} |
| 356 |
|
| 357 |
float GetQaxis(float toll) { |
| 358 |
float qaxis = 0; |
| 359 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 360 |
float x = cevent->xycoord[ih]; |
| 361 |
float z = cevent->zcoord[ih]; |
| 362 |
float q = cevent->q[ih]; |
| 363 |
//int ip = cevent->idp[ih]; |
| 364 |
float d = fabs(x - par[0] - par[1] * z) / sqrt(par[1] * par[1] + 1); |
| 365 |
if (d < toll) |
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qaxis += q; |
| 367 |
} |
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return qaxis; |
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} |
| 370 |
|
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float GetCOG(Int_t ip) { |
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if (ip >= 0 && ip < 22) |
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return cog[ip]; |
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else |
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return 0; |
| 376 |
} |
| 377 |
|
| 378 |
float GetQ(Int_t ip) { |
| 379 |
if (ip >= 0 && ip < 22) |
| 380 |
return qpl[ip]; |
| 381 |
else |
| 382 |
return 0; |
| 383 |
} |
| 384 |
|
| 385 |
float GetQstrip() { |
| 386 |
|
| 387 |
float qaxis = 0; |
| 388 |
for (Int_t i = 0; i < (int) (q.size()); i++) |
| 389 |
qaxis += q[i]; |
| 390 |
if (q.size() == 0) |
| 391 |
return 0.; |
| 392 |
return qaxis / q.size(); |
| 393 |
} |
| 394 |
|
| 395 |
float GetYfit(float x) { |
| 396 |
return par[0] + x * par[1]; |
| 397 |
} |
| 398 |
|
| 399 |
float GetXmin() { |
| 400 |
float zmin = 9999; |
| 401 |
for (Int_t i = 0; i < (int) (x.size()); i++) |
| 402 |
if (x[i] < zmin) |
| 403 |
zmin = x[i]; |
| 404 |
return zmin; |
| 405 |
} |
| 406 |
float GetXmax() { |
| 407 |
float zmax = -9999; |
| 408 |
for (Int_t i = 0; i < (int) (x.size()); i++) |
| 409 |
if (x[i] > zmax) |
| 410 |
zmax = x[i]; |
| 411 |
return zmax; |
| 412 |
|
| 413 |
} |
| 414 |
|
| 415 |
void Draw() { |
| 416 |
|
| 417 |
// cout << " CaloAxis::Draw()"<<endl; |
| 418 |
if (GetN() < 3) |
| 419 |
return; |
| 420 |
|
| 421 |
sel = new TPolyMarker(GetN(), GetY(), GetX()); |
| 422 |
sel->SetMarkerSize(0.3); |
| 423 |
sel->SetMarkerColor(5); |
| 424 |
|
| 425 |
axis = new TLine(par[0] + GetXmin() * par[1], GetXmin(), par[0] + GetXmax() * par[1], GetXmax()); |
| 426 |
axis->SetLineWidth(1); |
| 427 |
axis->SetLineColor(5); |
| 428 |
|
| 429 |
// cout << sel << endl; |
| 430 |
// cout << axis << endl; |
| 431 |
|
| 432 |
sel->Draw(); |
| 433 |
axis->Draw(); |
| 434 |
} |
| 435 |
; |
| 436 |
|
| 437 |
//----------------------------------------------------------------- |
| 438 |
// fit the axis (optimized for non-interacting patterns) |
| 439 |
//----------------------------------------------------------------- |
| 440 |
int FitAxis(CaloLevel1* calo, Int_t view, Float_t toll, Int_t nPlanes = 22, Bool_t usemechanicalalignement = 0) { |
| 441 |
|
| 442 |
// cout << "CaloAxis::FitAxis(...)"<<endl; |
| 443 |
|
| 444 |
Set(calo, view, usemechanicalalignement); |
| 445 |
|
| 446 |
// ------------------------------ |
| 447 |
// first : all hits included, w=1 |
| 448 |
// ------------------------------ |
| 449 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 450 |
float x = cevent->xycoord[ih]; |
| 451 |
float z = cevent->zcoord[ih]; |
| 452 |
float q = cevent->q[ih]; |
| 453 |
Add(z, x, q); |
| 454 |
} |
| 455 |
|
| 456 |
if (GetN() < 3) |
| 457 |
return 0; |
| 458 |
Fit(); |
| 459 |
// useful for debug cout << "(1)"<<endl; |
| 460 |
// cout << " n. hits :"<<GetN()<<endl; |
| 461 |
// cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; |
| 462 |
// cout << " Chi2 :"<<GetChi2()<<endl; |
| 463 |
// cout << " Q axis :"<<GetQaxis()<<endl; |
| 464 |
// cout << " Q strip :"<<GetQstrip()<<endl; |
| 465 |
|
| 466 |
float P0; |
| 467 |
float P1; |
| 468 |
int dof; |
| 469 |
|
| 470 |
// --------------------------- |
| 471 |
// second : iteration |
| 472 |
// --------------------------- |
| 473 |
int niter = 0; // number of iterations |
| 474 |
int pok[nPlanes]; |
| 475 |
|
| 476 |
// prova |
| 477 |
// pesi lineari |
| 478 |
float W22 = 1.; |
| 479 |
float W1 = 10.; |
| 480 |
float b = (W22 - W1) / ((float) nPlanes - 1.);// (w22 - w1)/(22-1) |
| 481 |
float a = W1 - b; |
| 482 |
|
| 483 |
for (int i = 0; i < nPlanes; i++) |
| 484 |
pok[i] = 0; |
| 485 |
do { |
| 486 |
niter++; |
| 487 |
float ttoll = toll; //tolerance (cm) |
| 488 |
if (niter == 1) |
| 489 |
ttoll = 10. * toll; |
| 490 |
dof = GetN(); //previous fit |
| 491 |
P0 = par[0]; |
| 492 |
P1 = par[1]; |
| 493 |
Reset(); //fit reset |
| 494 |
for (int ih = 0; ih < cevent->GetN(); ih++) {//loop over selected hits |
| 495 |
if (cevent->idp[ih] < nPlanes) { |
| 496 |
float x = cevent->xycoord[ih]; |
| 497 |
float z = cevent->zcoord[ih]; |
| 498 |
float q = cevent->q[ih]; |
| 499 |
int ip = cevent->idp[ih]; |
| 500 |
float d = fabs(x - P0 - P1 * z) / sqrt(P1 * P1 + 1);//distance to axis |
| 501 |
// cout<<d<<endl; |
| 502 |
if (d < ttoll && (niter == 1 || (niter > 1 && pok[ip] == 1))) { |
| 503 |
// if( d < ttoll ){ |
| 504 |
float W = a + b * (ip + 1); |
| 505 |
// cout << ip << " "<<W<<endl; |
| 506 |
Add(z, x, q, W); |
| 507 |
pok[ip] = 1; |
| 508 |
} |
| 509 |
} |
| 510 |
} |
| 511 |
// break the track if more than 3 planes are missing |
| 512 |
int nmissing = 0; |
| 513 |
for (int ip = 0; ip < nPlanes; ip++) { |
| 514 |
if (pok[ip] == 0) { |
| 515 |
nmissing++; |
| 516 |
} |
| 517 |
else { |
| 518 |
nmissing = 0; |
| 519 |
} |
| 520 |
if (nmissing == 3) { |
| 521 |
for (int ipp = ip + 1; ipp < nPlanes; ipp++) |
| 522 |
pok[ipp] = 0; |
| 523 |
break; |
| 524 |
} |
| 525 |
} |
| 526 |
|
| 527 |
if (niter == 100) |
| 528 |
break; |
| 529 |
if (GetN() < 3) |
| 530 |
break; |
| 531 |
Fit(); |
| 532 |
} while (niter == 1 || GetN() != dof); |
| 533 |
// cout << " >>> "<<GetN()<<endl; |
| 534 |
if (GetN() < 3) |
| 535 |
return 0; |
| 536 |
Fit(); |
| 537 |
// cout << "(2)"<<endl; |
| 538 |
// cout << " n. hits :"<<GetN()<<endl; |
| 539 |
// cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; |
| 540 |
// cout << " Chi2 :"<<GetChi2()<<endl; |
| 541 |
// cout << " Q axis :"<<GetQaxis()<<endl; |
| 542 |
// cout << " Q strip :"<<GetQstrip()<<endl; |
| 543 |
|
| 544 |
// --------------------------------------------- |
| 545 |
// third : selecting only closest strip-clusters |
| 546 |
// and fit baricenters |
| 547 |
// --------------------------------------------- |
| 548 |
P0 = par[0]; |
| 549 |
P1 = par[1]; |
| 550 |
Reset(); |
| 551 |
|
| 552 |
float dmin[nPlanes]; |
| 553 |
int closest[nPlanes]; |
| 554 |
for (int ip = 0; ip < nPlanes; ip++) { |
| 555 |
dmin[ip] = 999; |
| 556 |
closest[ip] = -1; |
| 557 |
} |
| 558 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 559 |
if (cevent->idp[ih] < nPlanes) { |
| 560 |
float x = cevent->xycoord[ih]; |
| 561 |
float z = cevent->zcoord[ih]; |
| 562 |
//float q = cevent->q[ih]; |
| 563 |
int ip = cevent->idp[ih]; |
| 564 |
//int is = cevent->ids[ih]; |
| 565 |
float d = fabs(x - P0 - P1 * z) / sqrt(P1 * P1 + 1); |
| 566 |
if (d < toll && d < dmin[ip] && pok[ip] == 1) { |
| 567 |
// Add(z,x,q,q); |
| 568 |
closest[ip] = ih; |
| 569 |
// cog[ip] += x*q; |
| 570 |
// qpl[ip] += q; |
| 571 |
} |
| 572 |
} |
| 573 |
} |
| 574 |
for (Int_t ip = 0; ip < nPlanes; ip++) { |
| 575 |
if (closest[ip] != -1) { |
| 576 |
float x = cevent->xycoord[closest[ip]]; |
| 577 |
float z = cevent->zcoord[closest[ip]]; |
| 578 |
float q = cevent->q[closest[ip]]; |
| 579 |
//int is = cevent->ids[closest[ip]]; |
| 580 |
Add(z, x, q, q); |
| 581 |
cog[ip] += x * q; |
| 582 |
qpl[ip] += q; |
| 583 |
// cout << ip << " -o- "<<is<<endl; |
| 584 |
} |
| 585 |
} |
| 586 |
// ----------------- |
| 587 |
// add +/- one strip |
| 588 |
// ----------------- |
| 589 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 590 |
if (cevent->idp[ih] < nPlanes) { |
| 591 |
float x = cevent->xycoord[ih]; |
| 592 |
float z = cevent->zcoord[ih]; |
| 593 |
float q = cevent->q[ih]; |
| 594 |
int ip = cevent->idp[ih]; |
| 595 |
int is = cevent->ids[ih]; |
| 596 |
if (closest[ip] != -1) { |
| 597 |
int isc = cevent->ids[closest[ip]]; |
| 598 |
if (is == isc + 1 || is == isc - 1) { |
| 599 |
Add(z, x, q, q); |
| 600 |
cog[ip] += x * q; |
| 601 |
qpl[ip] += q; |
| 602 |
// cout << ip << " -+- "<<is<<endl; |
| 603 |
} |
| 604 |
}} |
| 605 |
} |
| 606 |
Fit(); |
| 607 |
|
| 608 |
if (GetN() < 3) |
| 609 |
return 0; |
| 610 |
for (int ip = 0; ip < nPlanes; ip++) { |
| 611 |
if (qpl[ip] != 0) { |
| 612 |
cog[ip] = cog[ip] / qpl[ip]; |
| 613 |
// Add(z,cog[ip],cog[ip],0.7); |
| 614 |
} |
| 615 |
} |
| 616 |
|
| 617 |
// cout << "(3)"<<endl; |
| 618 |
// cout << " n. hits :"<<GetN()<<endl; |
| 619 |
// cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; |
| 620 |
// cout << " Chi2 :"<<GetChi2()<<endl; |
| 621 |
// cout << " Q axis :"<<GetQaxis()<<endl; |
| 622 |
// cout << " Q strip :"<<GetQstrip()<<endl; |
| 623 |
// cout << " ---------------------------"<<endl; |
| 624 |
return 1; |
| 625 |
} |
| 626 |
; |
| 627 |
|
| 628 |
/*int FitAxis(CaloLevel1* calo, Int_t view, Float_t toll, Int_t nPlanes = 22) { |
| 629 |
return FitAxis(calo, view, toll, 0, nPlanes); |
| 630 |
} |
| 631 |
;*/ |
| 632 |
|
| 633 |
//----------------------------------------------------------------- |
| 634 |
// fit the axis (optimized for interacting patterns?? ...forse) |
| 635 |
//----------------------------------------------------------------- |
| 636 |
int FitShower(CaloLevel1* calo, Int_t view, Float_t toll, Bool_t usemechanicalalignement) { |
| 637 |
|
| 638 |
// cout << "CaloAxis::FitAxis(...)"<<endl; |
| 639 |
|
| 640 |
Set(calo, view, usemechanicalalignement); |
| 641 |
|
| 642 |
// ------------------------------ |
| 643 |
// first : |
| 644 |
// ------------------------------ |
| 645 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 646 |
float x = cevent->xycoord[ih]; |
| 647 |
//float z = cevent->zcoord[ih]; |
| 648 |
float q = cevent->q[ih]; |
| 649 |
int ip = cevent->idp[ih]; |
| 650 |
cog[ip] += x * q; |
| 651 |
qpl[ip] += q; |
| 652 |
// Add(z,x,q); |
| 653 |
} |
| 654 |
for (int ip = 0; ip < 22; ip++) { |
| 655 |
if (qpl[ip] != 0) |
| 656 |
cog[ip] = cog[ip] / qpl[ip]; |
| 657 |
// cout << ip << " > "<<qpl[ip]<<" "<<cog[ip]<<endl; |
| 658 |
} |
| 659 |
// ---------------- |
| 660 |
// plane of maximum |
| 661 |
// ---------------- |
| 662 |
float qplmax = 1; |
| 663 |
int ipmax = -1; |
| 664 |
float dmin[22]; |
| 665 |
int closest[22]; |
| 666 |
for (int ip = 0; ip < 22; ip++) |
| 667 |
if (qpl[ip] > qplmax) { |
| 668 |
ipmax = ip; |
| 669 |
qplmax = qpl[ip]; |
| 670 |
dmin[ip] = 1000.;//init |
| 671 |
closest[ip] = -1;//init |
| 672 |
} |
| 673 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 674 |
float x = cevent->xycoord[ih]; |
| 675 |
float z = cevent->zcoord[ih]; |
| 676 |
float q = cevent->q[ih]; |
| 677 |
int ip = cevent->idp[ih]; |
| 678 |
// if( (ipmax>3 && ip<=ipmax) || ipmax<=3 )Add(z,x,q); |
| 679 |
if (ip <= ipmax || ip <= 3) { |
| 680 |
Add(z, x, q); |
| 681 |
} |
| 682 |
} |
| 683 |
if (GetN() < 3) |
| 684 |
return 0; |
| 685 |
Fit(); |
| 686 |
// cout << " n. hits :"<<GetN()<<endl; |
| 687 |
// cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; |
| 688 |
// cout << " Chi2 :"<<GetChi2()<<endl; |
| 689 |
// cout << " Q axis :"<<GetQaxis()<<endl; |
| 690 |
// cout << " Q strip :"<<GetQstrip()<<endl; |
| 691 |
|
| 692 |
float P0; |
| 693 |
float P1; |
| 694 |
int dof; |
| 695 |
|
| 696 |
// --------------------------- |
| 697 |
// second : iteration |
| 698 |
// --------------------------- |
| 699 |
int niter = 0; // number of iterations |
| 700 |
int pok[22]; |
| 701 |
// prova |
| 702 |
// pesi lineari |
| 703 |
float W22 = 1.; |
| 704 |
float W1 = 10.; |
| 705 |
float b = (W22 - W1) / (22. - 1.);// (w22 - w1)/(22-1) |
| 706 |
float a = W1 - b; |
| 707 |
|
| 708 |
for (int i = 0; i < 22; i++) { |
| 709 |
pok[i] = 0; |
| 710 |
} |
| 711 |
do { |
| 712 |
niter++; |
| 713 |
float ttoll = toll; //tolerance (cm) |
| 714 |
if (niter == 1) |
| 715 |
ttoll = 10. * toll; |
| 716 |
dof = GetN(); //previous fit |
| 717 |
P0 = par[0]; |
| 718 |
P1 = par[1]; |
| 719 |
Reset(); //fit reset |
| 720 |
for (int i = 0; i < 22; i++) { |
| 721 |
cog[i] = 0; |
| 722 |
qpl[i] = 0; |
| 723 |
} |
| 724 |
for (int ih = 0; ih < cevent->GetN(); ih++) { |
| 725 |
float x = cevent->xycoord[ih]; |
| 726 |
float z = cevent->zcoord[ih]; |
| 727 |
float q = cevent->q[ih]; |
| 728 |
int ip = cevent->idp[ih]; |
| 729 |
float d = fabs(x - P0 - P1 * z) / sqrt(P1 * P1 + 1); |
| 730 |
// cout<<d<<endl; |
| 731 |
if ((niter == 1 || (niter > 1 && pok[ip] == 1)) && (ip <= ipmax || ip <= 3) && |
| 732 |
// ((ipmax>3 && ip<=ipmax) || ipmax<=3) && |
| 733 |
true) { |
| 734 |
|
| 735 |
if (niter == 1 && d < dmin[ip]) { |
| 736 |
dmin[ip] = d; |
| 737 |
closest[ip] = ih; |
| 738 |
} |
| 739 |
|
| 740 |
float W = a + b * (ip + 1); |
| 741 |
// cout << ip << " "<<W<<endl; |
| 742 |
if (d < ttoll || (niter == 2 && ih == closest[ip])) { |
| 743 |
/* if(ip==ipmax && ipmax>1)Add(z,x,q,W*q); */ |
| 744 |
/* else Add(z,x,q,W); */ |
| 745 |
cog[ip] += x * q; |
| 746 |
qpl[ip] += q; |
| 747 |
Add(z, x, q, W); |
| 748 |
pok[ip] = 1; |
| 749 |
// cout << ip << " " << qpl[ip] << endl; |
| 750 |
} |
| 751 |
} |
| 752 |
} |
| 753 |
// break the track if more than 3 planes are missing |
| 754 |
int nmissing = 0; |
| 755 |
for (int ip = 0; ip < 22; ip++) { |
| 756 |
if (pok[ip] == 0) { |
| 757 |
nmissing++; |
| 758 |
} |
| 759 |
else { |
| 760 |
nmissing = 0; |
| 761 |
} |
| 762 |
if (nmissing == 6) { |
| 763 |
for (int ipp = ip + 1; ipp < 22; ipp++) |
| 764 |
pok[ipp] = 0; |
| 765 |
break; |
| 766 |
} |
| 767 |
} |
| 768 |
|
| 769 |
for (int ip = 0; ip < 22; ip++) |
| 770 |
// cout << qpl[ip] << " "; |
| 771 |
// cout << endl; |
| 772 |
|
| 773 |
for (int ip = 0; ip < 22; ip++) |
| 774 |
if (qpl[ip] != 0) |
| 775 |
cog[ip] = cog[ip] / qpl[ip]; |
| 776 |
|
| 777 |
if (niter == 100) |
| 778 |
break; |
| 779 |
if (GetN() < 3) |
| 780 |
break; |
| 781 |
|
| 782 |
Fit(); |
| 783 |
|
| 784 |
} while (niter == 1 || GetN() != dof); |
| 785 |
// cout << " >>> "<<GetN()<<endl; |
| 786 |
if (GetN() < 3) |
| 787 |
return 0; |
| 788 |
Fit(); |
| 789 |
/* // cout << " n. hits :"<<GetN()<<endl; */ |
| 790 |
/* // cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; */ |
| 791 |
/* // cout << " Chi2 :"<<GetChi2()<<endl; */ |
| 792 |
/* // cout << " Q axis :"<<GetQaxis()<<endl; */ |
| 793 |
/* // cout << " Q strip :"<<GetQstrip()<<endl; */ |
| 794 |
|
| 795 |
/* // --------------------------------------------- */ |
| 796 |
/* // third : selecting only closest strip-clusters */ |
| 797 |
/* // and fit baricenters */ |
| 798 |
/* // --------------------------------------------- */ |
| 799 |
/* P0 = par[0]; */ |
| 800 |
/* P1 = par[1]; */ |
| 801 |
/* Reset(); */ |
| 802 |
|
| 803 |
/* float dmin[22]; */ |
| 804 |
/* int closest[22]; */ |
| 805 |
/* for(int ip=0; ip<22; ip++){ */ |
| 806 |
/* dmin[ip]=999; */ |
| 807 |
/* closest[ip]=-1; */ |
| 808 |
/* } */ |
| 809 |
/* for(int ih=0;ih<cevent->GetN(); ih++){ */ |
| 810 |
/* float x = cevent->xycoord[ih]; */ |
| 811 |
/* float z = cevent->zcoord[ih]; */ |
| 812 |
/* float q = cevent->q[ih]; */ |
| 813 |
/* int ip = cevent->idp[ih]; */ |
| 814 |
/* int is = cevent->ids[ih]; */ |
| 815 |
/* float d = fabs(x-P0-P1*z)/sqrt(P1*P1+1); */ |
| 816 |
/* if( d < toll && d<dmin[ip] && pok[ip]==1 ){ */ |
| 817 |
/* // Add(z,x,q,q); */ |
| 818 |
/* closest[ip]=ih; */ |
| 819 |
/* // cog[ip] += x*q; */ |
| 820 |
/* // qpl[ip] += q; */ |
| 821 |
/* } */ |
| 822 |
/* } */ |
| 823 |
/* for(Int_t ip=0; ip<22; ip++){ */ |
| 824 |
/* if(closest[ip]!=-1){ */ |
| 825 |
/* float x = cevent->xycoord[closest[ip]]; */ |
| 826 |
/* float z = cevent->zcoord[closest[ip]]; */ |
| 827 |
/* float q = cevent->q[closest[ip]]; */ |
| 828 |
/* int is = cevent->ids[closest[ip]]; */ |
| 829 |
/* Add(z,x,q,q); */ |
| 830 |
/* cog[ip] += x*q; */ |
| 831 |
/* qpl[ip] += q; */ |
| 832 |
/* // cout << ip << " -o- "<<is<<endl; */ |
| 833 |
/* } */ |
| 834 |
/* } */ |
| 835 |
/* // add +/- one strip */ |
| 836 |
/* for(int ih=0;ih<cevent->GetN(); ih++){ */ |
| 837 |
/* float x = cevent->xycoord[ih]; */ |
| 838 |
/* float z = cevent->zcoord[ih]; */ |
| 839 |
/* float q = cevent->q[ih]; */ |
| 840 |
/* int ip = cevent->idp[ih]; */ |
| 841 |
/* int is = cevent->ids[ih]; */ |
| 842 |
/* if( closest[ip]!=-1 ){ */ |
| 843 |
/* int isc = cevent->ids[closest[ip]]; */ |
| 844 |
/* if( is == isc+1 || is == isc-1 ){ */ |
| 845 |
/* Add(z,x,q,q); */ |
| 846 |
/* cog[ip] += x*q; */ |
| 847 |
/* qpl[ip] += q; */ |
| 848 |
/* // cout << ip << " -+- "<<is<<endl; */ |
| 849 |
/* } */ |
| 850 |
/* } */ |
| 851 |
/* } */ |
| 852 |
/* Fit(); */ |
| 853 |
|
| 854 |
/* if(GetN()<3)return 0; */ |
| 855 |
/* for(int ip=0; ip<22; ip++){ */ |
| 856 |
/* if(qpl[ip]!=0){ */ |
| 857 |
/* cog[ip]=cog[ip]/qpl[ip]; */ |
| 858 |
/* // Add(z,cog[ip],cog[ip],0.7); */ |
| 859 |
/* } */ |
| 860 |
/* } */ |
| 861 |
|
| 862 |
// cout << " n. hits :"<<GetN()<<endl; |
| 863 |
// cout << " P0 P1 :"<<par[0]<< " "<<par[1]<<endl; |
| 864 |
// cout << " Chi2 :"<<GetChi2()<<endl; |
| 865 |
// cout << " Q axis :"<<GetQaxis()<<endl; |
| 866 |
// cout << " Q strip :"<<GetQstrip()<<endl; |
| 867 |
// cout << " ---------------------------"<<endl; |
| 868 |
return 1; |
| 869 |
} |
| 870 |
; |
| 871 |
|
| 872 |
int FitShower(CaloLevel1* calo, Int_t view, Float_t toll) { |
| 873 |
return FitShower(calo, view, toll, 0); |
| 874 |
} |
| 875 |
; |
| 876 |
|
| 877 |
}; |
| 878 |
|
| 879 |
//=============================================================================== |
| 880 |
// |
| 881 |
// |
| 882 |
// |
| 883 |
// |
| 884 |
//=============================================================================== |
| 885 |
|
| 886 |
#endif // CALOAXIS2_H_ |
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