////////////////////////////////////////////////////////////////////////// // Alice ITS first detector alignment program. // // // // version: 0.0.0 Draft. // // Date: April 18 1999 // // By: Bjorn S. Nilsen // // // ////////////////////////////////////////////////////////////////////////// #include // Data structure to hold averaged clusts. struct ClustAl_sl{ Int_t lay,lad,det; Float_t xg,yg,zg,xl,yl,zl; }; struct ClustAl_tl{ Int_t track,nclust; // track number and number of data points. ClustAl_sl *clust; // data points to fit. Float_t a,b,c,d,a0,b0,c0,d0,qual; // fit parameters and fit quality. Float_t px,py,pz,p,pt; // x=a+bz and y=c+dz; // x=a0+b0*y and z=c0+d0*y in coordinate system of clust[0].lay,lad,det }; // void AlignITSmacro3R(const char *Rfilename="galice_ITS_B0.root", const char *sfile="Align_ITS_B0", Float_t sigma1=0.0,Float_t sigma2=0.0,Float_t sigma3=0.0, Int_t evNumber=0) { ///////////////////////////////////////////////////////////////////////// // This macro is a small example of a ROOT macro illustrating how to // read the output of GALICE and fill some histograms. // // Root > .L AlignITSmacro2.C // this loads the macro in memory // Root > AlignITSmacro2(); // by default process first event // Root > AlignITSmacro2("galice.root"); // process file galice.root // Root > AlignITSmacro2("galice.root",3); // process file galice.root // the first 4 events // or // Root > .x AlignITSmacro2.C; //by default process first event // Root > .x AlignITSmacro2.C("galice.root"); // process file galice.root // Root > .x AlignITSmacro2.C("galice.root",3); // process file galice.root // the first 4 events ///////////////////////////////////////////////////////////////////////// // gROOT->Reset(); // Reset root to it's default state // Dynamically link some shared libs if (gClassTable->GetID("AliRun") < 0) { gROOT->LoadMacro("loadlibs.C"); loadlibs(); } // end if gClassTable... // Connect the Root Galice file containing Geometry, Kine and Clusts TFile *Rfile = (TFile*)gROOT->GetListOfFiles()->FindObject(Rfilename); if(!Rfile) Rfile = new TFile(Rfilename); printf("reading from file %s\n",Rfilename); // Get AliRun object from file or create it if not on file if(!gAlice) { gAlice = (AliRun*)Rfile->Get("gAlice"); if( gAlice) printf("AliRun object found on file\n"); if(!gAlice) gAlice = new AliRun("gAlice","Alice test program"); } /* end if gAlice */ Float_t v0[3] = {0.0,0.0,0.0}; Float_t tran[3] = {0.0,0.0,0.0},rot[3] = {0.0,0.0,0.0}; Float_t trans[15] ={0.0E-0,1.0E-4,4.0E-4,7.0E-4,1.0E-3, 2.0E-3,4.0E-3,6.0E-3,8.0E-3,1.0E-2, 2.0E-2,3.0E-2,5.0E-2,7.5E-2,1.0E-1}; // cm Float_t rots[15] ={0.0E-0,1.0E-4,4.0E-4,7.0E-4,1.0E-3, 2.0E-3,4.0E-3,6.0E-3,8.0E-3,1.0E-2, 2.0E-2,3.0E-2,5.0E-2,7.5E-2,1.0E-1}; // rad Int_t nparticles,Ntrkp,ntrk,Itimes,Isigmas; AliITS *ITS = 0; TTree *TH = 0; AliITSgeom *gm,gm2; char Hfilename[80]; // char Gfilename[80]; TFile *Hfile = 0; ClustAl_tl *trk = 0; Float_t Rdta[6]; Float_t Fdta[24],Fdr[12],Fdta0[24],Fdr0[12]; Int_t Ndta[12]; FILE *fp1,*fp2; for(Int_t evnt=0;evnt<=evNumber;evnt++){ // define some variables for later use. nparticles = gAlice->GetEvent(evnt); printf("nparticles %d\n",nparticles); if (nparticles <= 0) continue; /* get next event */ // Get pointers to Alice detectors and Clusts containers ITS = (AliITS*)gAlice->GetDetector("ITS"); if(!ITS) return; /* error no ITS data exit */ TH = gAlice->TreeH(); Ntrkp = TH->GetEntries(); gm = ITS->GetITSgeom(); // Array (stucture) of clusts for the first and second layer // this should be replaced with either clusters or digits // when they are proporly defined. trk = new ClustAl_tl[Ntrkp]; printf("Ntrkp=%d\n",Ntrkp); HitsToClustAl(trk,ntrk,Ntrkp,TH,ITS,1.0); printf("Filled data structures ntrk=%d fitting lines next\n",ntrk); // for(Itimes=0;Itimes<1;Itimes++){ if(Itimes==0){ fp1 = fopen("RvariationsR.csv","w"); fp2 = fopen("RvariationsN.csv","w"); fprintf(fp1,"Rr,Rs,Rrx1,Rerx1,Rsrx1,Rserx1,Rrz1,Rerz1,Rsrz1,Rserz1," "Rrd1,Rerd1,Rsrd1,Resrd1," "Rrx2,Rerx2,Rsrx2,Rserx2,Rrz2,Rerz2,Rsrz2,Rserz2," "Rrd2,Rerd2,Rsrd2,Resrd2," "Rrx3,Rerx3,Rsrx3,Rserx3,Rrz3,Rerz3,Rsrz3,Rserz3," "Rrd3,Rerd3,Rsrd3,Resrd3," "Rrx4,Rerx4,Rsrx4,Rserx4,Rrz4,Rerz4,Rsrz4,Rserz4," "Rrd4,Rerd4,Rsrd4,Resrd4," "Rrx5,Rerx5,Rsrx5,Rserx5,Rrz5,Rerz5,Rsrz5,Rserz5," "Rrd5,Rerd5,Rsrd5,Resrd5," "Rrx6,Rerx6,Rsrx6,Rserx6,Rrz6,Rerz6,Rsrz6,Rserz6," "Rrd6,Rerd6,Rsrd6,Resrd6"); fprintf(fp2,"Rr,Rs,RN1,RN2,RN3,RN4,RN5,RN6,RN7,RN8,RN9,RN10," "RN50,Rcut"); }else if(Itimes==1){ fp1 = fopen("RPhivariationsR.csv","w"); fp2 = fopen("RPhivariationsN.csv","w"); fprintf(fp1,"Fr,Fs,Frx1,Ferx1,Fsrx1,Fserx1,Frz1,Ferz1,Fsrz1,Fserz1," "Frd1,Ferd1,Fsrd1,Fesrd1," "Frx2,Ferx2,Fsrx2,Fserx2,Frz2,Ferz2,Fsrz2,Fserz2," "Frd2,Ferd2,Fsrd2,Fesrd2," "Frx3,Ferx3,Fsrx3,Fserx3,Frz3,Ferz3,Fsrz3,Fserz3," "Frd3,Ferd3,Fsrd3,Fesrd3," "Frx4,Ferx4,Fsrx4,Fserx4,Frz4,Ferz4,Fsrz4,Fserz4," "Frd4,Ferd4,Fsrd4,Fesrd4," "Frx5,Ferx5,Fsrx5,Fserx5,Frz5,Ferz5,Fsrz5,Fserz5," "Frd5,Ferd5,Fsrd5,Fesrd5," "Frx6,Ferx6,Fsrx6,Fserx6,Frz6,Ferz6,Fsrz6,Fserz6," "Frd6,Ferd6,Fsrd6,Fesrd6"); fprintf(fp2,"Fr,Fs,FN1,FN2,FN3,FN4,FN5,FN6,FN7,FN8,FN9,FN10," "FN50,Fcut"); }else if(Itimes==2){ fp1 = fopen("ZvariationsR.csv","w"); fp2 = fopen("ZvariationsN.csv","w"); fprintf(fp1,"Zr,Zs,Zrx1,Zerx1,Zsrx1,Zserx1,Zrz1,Zerz1,Zsrz1,Zserz1," "Zrd1,Zerd1,Zsrd1,Zesrd1," "Zrx2,Zerx2,Zsrx2,Zserx2,Zrz2,Zerz2,Zsrz2,Zserz2," "Zrd2,Zerd2,Zsrd2,Zesrd2," "Zrx3,Zerx3,Zsrx3,Zserx3,Zrz3,Zerz3,Zsrz3,Zserz3," "Zrd3,Zerd3,Zsrd3,Zesrd3," "Zrx4,Zerx4,Zsrx4,Zserx4,Zrz4,Zerz4,Zsrz4,Zserz4," "Zrd4,Zerd4,Zsrd4,Zesrd4," "Zrx5,Zerx5,Zsrx5,Zserx5,Zrz5,Zerz5,Zsrz5,Zserz5," "Zrd5,Zerd5,Zsrd5,Zesrd5," "Zrx6,Zerx6,Zsrx6,Zserx6,Zrz6,Zerz6,Zsrz6,Zserz6," "Zrd6,Zerd6,Zsrd6,Zesrd6"); fprintf(fp2,"Zr,Zs,ZN1,ZN2,ZN3,ZN4,ZN5,ZN6,ZN7,ZN8,ZN9,ZN10," "ZN50,Zcut"); }else if(Itimes==3){ fp1 = fopen("AvariationsR.csv","w"); fp2 = fopen("AvariationsN.csv","w"); fprintf(fp1,"Ar,As,Arx1,Aerx1,Asrx1,Aserx1,Arz1,Aerz1,Asrz1,Aserz1," "Ard1,Aerd1,Asrd1,Aesrd1," "Arx2,Aerx2,Asrx2,Aserx2,Arz2,Aerz2,Asrz2,Aserz2," "Ard2,Aerd2,Asrd2,Aesrd2," "Arx3,Aerx3,Asrx3,Aserx3,Arz3,Aerz3,Asrz3,Aserz3," "Ard3,Aerd3,Asrd3,Aesrd3," "Arx4,Aerx4,Asrx4,Aserx4,Arz4,Aerz4,Asrz4,Aserz4," "Ard4,Aerd4,Asrd4,Aesrd4," "Arx5,Aerx5,Asrx5,Aserx5,Arz5,Aerz5,Asrz5,Aserz5," "Ard5,Aerd5,Asrd5,Aesrd5," "Arx6,Aerx6,Asrx6,Aserx6,Arz6,Aerz6,Asrz6,Aserz6," "Ard6,Aerd6,Asrd6,Aesrd6"); fprintf(fp2,"Ar,As,AN1,AN2,AN3,AN4,AN5,AN6,AN7,AN8,AN9,AN10," "AN50,Acut"); }else if(Itimes==4){ fp1 = fopen("BvariationsR.csv","w"); fp2 = fopen("BvariationsN.csv","w"); fprintf(fp1,"Br,Bs,Brx1,Berx1,Bsrx1,Bserx1,Brz1,Berz1,Bsrz1,Bserz1," "Brd1,Berd1,Bsrd1,Besrd1," "Brx2,Berx2,Bsrx2,Bserx2,Brz2,Berz2,Bsrz2,Bserz2," "Brd2,Berd2,Bsrd2,Besrd2," "Brx3,Berx3,Bsrx3,Bserx3,Brz3,Berz3,Bsrz3,Bserz3," "Brd3,Berd3,Bsrd3,Besrd3," "Brx4,Berx4,Bsrx4,Bserx4,Brz4,Berz4,Bsrz4,Bserz4," "Brd4,Berd4,Bsrd4,Besrd4," "Brx5,Berx5,Bsrx5,Bserx5,Brz5,Berz5,Bsrz5,Bserz5," "Brd5,Berd5,Bsrd5,Besrd5," "Brx6,Berx6,Bsrx6,Bserx6,Brz6,Berz6,Bsrz6,Bserz6," "Brd6,Berd6,Bsrd6,Besrd6"); fprintf(fp2,"Br,Bs,BN1,BN2,BN3,BN4,BN5,BN6,BN7,BN8,BN9,BN10," "BN50,Bcut"); }else if(Itimes==5){ fp1 = fopen("CvariationsR.csv","w"); fp2 = fopen("CvariationsN.csv","w"); fprintf(fp1,"Cr,Cs,Crx1,Cerx1,Csrx1,Cserx1,Crz1,Cerz1,Csrz1,Cserz1," "Crd1,Cerd1,Csrd1,Cesrd1," "Crx2,Cerx2,Csrx2,Cserx2,Crz2,Cerz2,Csrz2,Cserz2," "Crd2,Cerd2,Csrd2,Cesrd2," "Crx3,Cerx3,Csrx3,Cserx3,Crz3,Cerz3,Csrz3,Cserz3," "Crd3,Cerd3,Csrd3,Cesrd3," "Crx4,Cerx4,Csrx4,Cserx4,Crz4,Cerz4,Csrz4,Cserz4," "Crd4,Cerd4,Csrd4,Cesrd4," "Crx5,Cerx5,Csrx5,Cserx5,Crz5,Cerz5,Csrz5,Cserz5," "Crd5,Cerd5,Csrd5,Cesrd5," "Crx6,Cerx6,Csrx6,Cserx6,Crz6,Cerz6,Csrz6,Cserz6," "Crd6,Cerd6,Csrd6,Cesrd6"); fprintf(fp2,"Cr,Cs,CN1,CN2,CN3,CN4,CN5,CN6,CN7,CN8,CN9,CN10," "CN50,Ccut"); } // end if fprintf(fp1,"\n"); fprintf(fp2,"\n"); for(Isigmas=0;Isigmas<15;Isigmas++){ // // tran[0] = sigma1; // tran[1] = sigma2; // tran[2] = sigma3; if(Itimes==0){ tran[0] = trans[Isigmas]; }else tran[0] = 0.0; if(Itimes==1){ tran[1] = trans[Isigmas]; }else tran[1] = 0.0; if(Itimes==2){ tran[2] = trans[Isigmas]; }else tran[2] = 0.0; if(Itimes==3){ rot[0] = rots[Isigmas]; }else rot[0] = 0.0; if(Itimes==4){ rot[1] = rots[Isigmas]; }else rot[1] = 0.0; if(Itimes==5){ rot[2] = rots[Isigmas]; }else rot[2] = 0.0; printf("tran= %e %e %e (cm), rot=%e %e %e (rad)\n", tran[0],tran[1],tran[2],rot[0],rot[1],rot[2]); // gm2 = *gm; gm2.RandomCylindericalChange(tran,rot); FillGlobalPositions(trk,ntrk,&gm2); // setup to save all created histograms. sprintf(Hfilename,"%s_%04.0fr%04.0fp%04.0fz%04.0fx%04.0fy%04.0fz.root", sfile, 10000.*tran[0],10000.*tran[1],10000.*tran[2], 10000.* rot[0],10000.* rot[1],10000.* rot[2]); Hfile = (TFile*)gROOT->GetListOfFiles()->FindObject(Hfilename); if(Hfile) Hfile->Close(); Hfile = new TFile(Hfilename,"RECREATE","Histograms from AlignITS.C"); printf("Histograms saved to file %s\n",Hfilename); // PlotGeomChanges(gm,&gm2,Hfile,Rdta); // // fit all tracks and do a track quality hist. FitAllTracks(trk,ntrk,v0,&gm2,sfile,Hfile,Fdta,Ndta); // for(Int_t l=0;l<6;l++){ Fdr[2*l+0] = sqrt(Fdta[4*l+0]*Fdta[4*l+0] + Fdta[4*l+2]*Fdta[4*l+2]); Fdr[2*l+1] = sqrt(Fdta[4*l+0]*Fdta[4*l+0]* Fdta[4*l+1]*Fdta[4*l+1] + Fdta[4*l+2]*Fdta[4*l+2]* Fdta[4*l+3]*Fdta[4*l+3])/Fdr[2*l+0]; } // end for l if(Isigmas==0){ for(Int_t fp=0;fp<24;fp++){ Fdta0[fp] = Fdta[fp]; if(fp<12) Fdr0[fp] = Fdr[fp]; } // end for fp } // end if Itimes==0&&Isigmas==0 if(Itimes==0) fprintf(fp1,"%e,%e,",tran[0],Rdta[0]); else if(Itimes==1) fprintf(fp1,"%e,%e,",tran[1],Rdta[1]); else if(Itimes==2) fprintf(fp1,"%e,%e,",tran[2],Rdta[2]); else if(Itimes==3) fprintf(fp1,"%e,%e,",rot[0],Rdta[3]); else if(Itimes==4) fprintf(fp1,"%e,%e,",rot[1],Rdta[4]); else if(Itimes==5) fprintf(fp1,"%e,%e,",rot[2],Rdta[5]); if(Itimes==0) fprintf(fp2,"%e,%e,",tran[0],Rdta[0]); else if(Itimes==1) fprintf(fp2,"%e,%e,",tran[1],Rdta[1]); else if(Itimes==2) fprintf(fp2,"%e,%e,",tran[2],Rdta[2]); else if(Itimes==3) fprintf(fp2,"%e,%e,",rot[0],Rdta[3]); else if(Itimes==4) fprintf(fp2,"%e,%e,",rot[1],Rdta[4]); else if(Itimes==5) fprintf(fp2,"%e,%e,",rot[2],Rdta[5]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[0],Fdta[1],Fdta[0]/Fdta0[0],Fdta[1]/Fdta0[0]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[2],Fdta[3],Fdta[2]/Fdta0[2],Fdta[3]/Fdta0[2]); fprintf(fp1,"%e,%e,%e,%e,",Fdr[0],Fdr[1],Fdr[0]/Fdr0[0],Fdr[1]/Fdr0[0]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[4],Fdta[5],Fdta[4]/Fdta0[4],Fdta[5]/Fdta0[4]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[6],Fdta[7],Fdta[6]/Fdta0[6],Fdta[7]/Fdta0[6]); fprintf(fp1,"%e,%e,%e,%e,",Fdr[2],Fdr[3],Fdr[2]/Fdr0[2],Fdr[3]/Fdr0[2]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[8],Fdta[9],Fdta[8]/Fdta0[8],Fdta[9]/Fdta0[8]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[10],Fdta[11],Fdta[10]/Fdta0[10],Fdta[11]/Fdta0[10]); fprintf(fp1,"%e,%e,%e,%e,",Fdr[4],Fdr[5],Fdr[4]/Fdr0[4],Fdr[5]/Fdr0[4]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[12],Fdta[12],Fdta[12]/Fdta0[12],Fdta[13]/Fdta0[12]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[14],Fdta[13],Fdta[14]/Fdta0[14],Fdta[15]/Fdta0[14]); fprintf(fp1,"%e,%e,%e,%e,",Fdr[6],Fdr[7],Fdr[6]/Fdr0[6],Fdr[7]/Fdr0[6]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[16],Fdta[15],Fdta[16]/Fdta0[16],Fdta[17]/Fdta0[16]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[18],Fdta[17],Fdta[18]/Fdta0[18],Fdta[19]/Fdta0[18]); fprintf(fp1,"%e,%e,%e,%e,",Fdr[8],Fdr[9],Fdr[8]/Fdr0[8],Fdr[9]/Fdr0[8]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[20],Fdta[19],Fdta[20]/Fdta0[20],Fdta[21]/Fdta0[20]); fprintf(fp1,"%e,%e,%e,%e,",Fdta[22],Fdta[21],Fdta[22]/Fdta0[22],Fdta[23]/Fdta0[22]); fprintf(fp1,"%e,%e,%e,%e\n",Fdr[10],Fdr[11],Fdr[10]/Fdr0[10],Fdr[11]/Fdr0[10]); fprintf(fp2,"%d,%d,%d,%d,",Ndta[0],Ndta[1],Ndta[2],Ndta[3]); fprintf(fp2,"%d,%d,%d,%d,",Ndta[4],Ndta[5],Ndta[6],Ndta[7]); fprintf(fp2,"%d,%d,%d,%d\n",Ndta[8],Ndta[9],Ndta[10],Ndta[11]); // FitVertexAll(trk,ntrk,sfile,Hfile); // Find all 2 track vertecies and hist. them. Hfile->Close(); // } // end for Isigmas fclose(fp1); fclose(fp2); } // end for Itimes // printf("Event %d done\n",evnt); // deleteClustAl(trk,ntrk); // subrotine to delet memory allocated // inside HitsToclustAl. delete[] trk; // now delet memory allocated above. } // end for evnt Rfile->Close(); return; }