Rev 73 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 25 | f9daq | 1 | // own include |
| 2 | //#include "include/raySimulator.h" |
||
| 3 | #include "include/RTUtil.h" |
||
| 4 | #include "include/guide.h" |
||
| 5 | |||
| 6 | // general include |
||
| 7 | #include "TROOT.h" |
||
| 8 | #include "TSystem.h" |
||
| 9 | #include "TStyle.h" |
||
| 10 | #include "TCanvas.h" |
||
| 11 | #include "TMath.h" |
||
| 12 | #include "TView3D.h" |
||
| 13 | #include "TH1F.h" |
||
| 14 | #include "TH2F.h" |
||
| 15 | #include "TBenchmark.h" |
||
| 16 | #include "TPolyMarker.h" |
||
| 17 | #include "TGraph.h" |
||
| 18 | #include "TF1.h" |
||
| 19 | |||
| 20 | //================================================================================= |
||
| 21 | TCanvas *c3dview; |
||
| 22 | TCanvas *cacc; |
||
| 23 | int show_3d = 0, show_data = 0; |
||
| 24 | int draw_width = 2; |
||
| 25 | |||
| 73 | f9daq | 26 | // calls default constructor CVodnik.cpp |
| 25 | f9daq | 27 | |
| 28 | //void SetCenter(double x = -2.0, double y = 0.0, double z = 0.0) |
||
| 73 | f9daq | 29 | //{center.SetXYZ(x,y,z); detector = new CDetector(center);} |
| 25 | f9daq | 30 | |
| 31 | |||
| 32 | //void SetLGType(int in = 1, int side = 1, int out = 0) |
||
| 73 | f9daq | 33 | //{detector->SetLGType(in, side, out);} |
| 25 | f9daq | 34 | |
| 35 | //void SetLG(double SiPM0 = 3.0, double M0 = 1.666, double d0 = 3.0, double n10 = 1.0, double n20 = 1.48, double n30 = 1.48, double R0 = 0.96) |
||
| 73 | f9daq | 36 | //{detector->SetLG(SiPM0, M0, d0, n10, n20, n30, R0);} |
| 37 | |||
| 25 | f9daq | 38 | //void SetR(double R0) {detector->SetR(R0);} |
| 73 | f9daq | 39 | /* |
| 25 | f9daq | 40 | void SetGlass(int glass_on0 = 0, double glass_d0 = 0.3) |
| 41 | {detector->SetGlass(glass_on0, glass_d0);} |
||
| 42 | |||
| 43 | void SetGap(double x_gap0 = 0.3, double y_gap0 = 0.0, double z_gap0 = 0.0) |
||
| 44 | {detector->SetGap(x_gap0 , y_gap0, z_gap0);} |
||
| 73 | f9daq | 45 | |
| 25 | f9daq | 46 | void SetRCol(int in = 2, int lg = 8, int out = 4, int gla = 6) |
| 47 | {detector->SetRCol(in, lg, out, gla);}; |
||
| 48 | void SetDCol(int LG0 = 1, int glass0 = 2, int active0 = 3) |
||
| 49 | {detector->SetDCol(LG0, glass0, active0);}; |
||
| 50 | |||
| 73 | f9daq | 51 | |
| 25 | f9daq | 52 | void SetDWidth(int w = 1) {draw_width = w;} |
| 53 | |||
| 54 | void SetFresnel(int b = 1) {detector->SetFresnel(b);} |
||
| 55 | void SetAbsorb(int b = 0, double A0 = 1e4) {detector->SetAbsorption(b, A0);} |
||
| 56 | |||
| 57 | void SetGuideOn(int b = 0) {detector->SetGuideOn(b);} |
||
| 58 | |||
| 59 | void SetTypeU() {SetGlass(1, 0.3);SetGap(0.7);} |
||
| 60 | void SetTypeC() {SetGlass(0, 0.3);SetGap(1.03);} |
||
| 73 | f9daq | 61 | */ |
| 25 | f9daq | 62 | //----------------------------------------------------------------------------- |
| 73 | f9daq | 63 | void Init(double rsys_scale = 10.0) |
| 25 | f9daq | 64 | { |
| 73 | f9daq | 65 | RTSetStyle(gStyle); |
| 66 | gStyle->SetOptStat(10); |
||
| 67 | |||
| 68 | if(show_3d) { |
||
| 69 | double rsys0[]={-rsys_scale,-rsys_scale,-rsys_scale}; |
||
| 70 | double rsys1[]={ rsys_scale, rsys_scale, rsys_scale}; |
||
| 71 | |||
| 72 | c3dview = (TCanvas*)gROOT->FindObject("c3dview"); |
||
| 73 | if(!c3dview) {c3dview = new TCanvas("c3dview", "3D View", 0, 0, 700, 723); |
||
| 74 | c3dview->SetFillColor(0);} |
||
| 75 | else c3dview->Clear(); |
||
| 76 | |||
| 77 | TView3D *view = new TView3D(1, rsys0, rsys1); |
||
| 78 | view->SetRange(rsys0[0], rsys0[1], rsys0[2], rsys1[0], rsys1[1], rsys1[2]); |
||
| 79 | //view->SetPerspective(); |
||
| 80 | view->SetParallel(); |
||
| 81 | view->FrontView(); |
||
| 82 | view->Zoom();view->Zoom();view->Zoom();//view->Zoom(); |
||
| 83 | //view->ToggleRulers(); |
||
| 84 | } |
||
| 25 | f9daq | 85 | } |
| 86 | //----------------------------------------------------------------------------- |
||
| 87 | void DrawData(CDetector *detector, DetectorParameters& parameters, double theta = 0.0, double acc = 0.0, int only2d = 0) |
||
| 88 | { |
||
| 73 | f9daq | 89 | if(show_data) { |
| 90 | char sbuff[256]; |
||
| 91 | sprintf(sbuff, "SiPM = %.1lf, L.y. = %.2lf, d = %.1lf | gap = (%.1lf, %.1lf, %.1lf), #theta = %.1lf | acceptance = %.3lf", |
||
| 92 | parameters.getA(), parameters.getLightYield()*acc, parameters.getD(), |
||
| 93 | parameters.getGap().x(), parameters.getGap().y(), parameters.getGap().z(), theta, acc); |
||
| 94 | |||
| 95 | if(!only2d) { |
||
| 96 | RTCanvas *cdata = new RTCanvas((char*)"Data", sbuff, 350, 0, 950, 950); |
||
| 97 | cdata->Divide(3,3); |
||
| 98 | int cpc = 1; |
||
| 84 | f9daq | 99 | cdata->cd(cpc++); |
| 100 | TH2F* generated = detector->GetGenerated(); |
||
| 101 | int nGenerated = generated->GetEntries(); |
||
| 102 | int minimum = generated->GetBinContent(generated->GetMinimumBin()); |
||
| 103 | int maximum = generated->GetBinContent(generated->GetMaximumBin()); |
||
| 104 | generated->GetZaxis()->SetRangeUser(0, 1.05*maximum); |
||
| 105 | double variation = (maximum-minimum)/(double)nGenerated; |
||
| 106 | printf("Statistical variation (max-min)/all = %f perc. \n", variation*100); |
||
| 107 | generated->SetTitle("Generated"); |
||
| 108 | generated->Draw("colz"); |
||
| 109 | cdata->cd(cpc++); //((detector->GetLG())->GetHIn())->Draw("COLZ"); |
||
| 110 | TH2F* histoPlate = detector->GetHPlate(); |
||
| 111 | histoPlate->Draw("COLZ"); |
||
| 73 | f9daq | 112 | cdata->cd(cpc++); //((detector->GetLG())->GetHOut())->Draw("COLZ"); |
| 84 | f9daq | 113 | TH2F* histoGlass = (detector->GetHGlass()); |
| 114 | histoGlass->Draw("COLZ"); |
||
| 73 | f9daq | 115 | |
| 84 | f9daq | 116 | cdata->cd(cpc++); |
| 117 | TH2F* histoActive = (detector->GetHActive()); |
||
| 118 | histoActive->Draw("COLZ"); |
||
| 119 | cdata->cd(cpc++); |
||
| 120 | TH2F* histoLaser = (detector->GetHLaser()); |
||
| 121 | histoLaser->Draw("COLZ"); |
||
| 122 | cdata->cd(cpc++); |
||
| 123 | TH2F* histoDetector = (detector->GetHDetector()); |
||
| 124 | histoDetector->Draw("COLZ"); |
||
| 73 | f9daq | 125 | |
| 84 | f9daq | 126 | cdata->cd(cpc++); |
| 127 | TH1F* fate=((detector->GetLG())->GetHFate()); |
||
| 128 | fate->Draw(); |
||
| 129 | cdata->cd(cpc++); |
||
| 130 | TH1F* reflections = ((detector->GetLG())->GetHNOdb_all()); |
||
| 131 | reflections->Draw(); |
||
| 132 | cdata->cd(cpc++); |
||
| 133 | TH1F *reflectedExit = ((detector->GetLG())->GetHNOdb_exit()); |
||
| 134 | reflectedExit->Draw(); |
||
| 73 | f9daq | 135 | }else{ |
| 136 | RTCanvas *cdata = new RTCanvas((char*)"Data", sbuff, 350, 0, 500, 500); |
||
| 137 | cdata->cd(0); (detector->GetHLaser())->Draw("COLZ"); |
||
| 138 | cdata->SaveAs("cdata.gif"); |
||
| 139 | } |
||
| 140 | } |
||
| 25 | f9daq | 141 | } |
| 142 | //----------------------------------------------------------------------------- |
||
| 143 | void DrawAcc(int n, double *x, double *y, char *htitle = (char*)";;Acceptance", |
||
| 73 | f9daq | 144 | double xmin = 1.0, double xmax = 0.0, double ymin = 0.0, double ymax = 1.0) |
| 25 | f9daq | 145 | { |
| 73 | f9daq | 146 | |
| 147 | cacc = new TCanvas((char*)"Acceptance", (char*)"Acceptance", 0, 0, 700, 480); |
||
| 148 | |||
| 149 | (cacc->cd(0))->SetRightMargin(0.05); |
||
| 150 | (cacc->cd(0))->SetLeftMargin(0.13); |
||
| 151 | (cacc->cd(0))->SetTopMargin(0.08); |
||
| 152 | |||
| 153 | TGraph *gacceptance = new TGraph(n, x, y); |
||
| 154 | gacceptance->SetTitle(htitle); |
||
| 155 | gacceptance->SetMarkerStyle(8); |
||
| 156 | gacceptance->SetLineColor(12); |
||
| 157 | gacceptance->SetLineWidth(1); |
||
| 158 | if(xmin < xmax) |
||
| 159 | (gacceptance->GetXaxis())->SetRangeUser(xmin, xmax); |
||
| 160 | (gacceptance->GetYaxis())->SetRangeUser(ymin, ymax); |
||
| 161 | |||
| 162 | gacceptance->Draw("ACP"); |
||
| 163 | //cacc->Print("acceptance.pdf"); |
||
| 164 | //delete gacceptance; |
||
| 165 | //delete cacc; |
||
| 25 | f9daq | 166 | } |
| 167 | //----------------------------------------------------------------------------- |
||
| 168 | void PrintGlassStat(CDetector *detector) |
||
| 169 | { |
||
| 73 | f9daq | 170 | int glass_in = ((detector->GetLG())->GetHOut())->GetEntries(); |
| 171 | int glass_out = (detector->GetHGlass())->GetEntries(); |
||
| 172 | printf("glass_in = %d, glass_out = %d, frac = %.3lf\n", glass_in, glass_out, glass_out/(double)glass_in); |
||
| 25 | f9daq | 173 | } |
| 174 | //----------------------------------------------------------------------------- |
||
| 175 | void PrintGuideHead() |
||
| 176 | { |
||
| 73 | f9daq | 177 | //printf(" gap (x,y,z) | theta phi | Back | Loss | Total| Miss | Exit | Acceptance\n"); |
| 178 | printf("Acceptance\n"); |
||
| 25 | f9daq | 179 | } |
| 180 | //----------------------------------------------------------------------------- |
||
| 54 | f9daq | 181 | void PrintGuideStat(double acceptance) |
| 25 | f9daq | 182 | { |
| 73 | f9daq | 183 | /*int n_active = (detector->GetHActive())->GetEntries(); |
| 25 | f9daq | 184 | int n_enter = (detector->GetLG())->GetEnteranceHits(); |
| 185 | double izkoristek = n_active/(double)n_enter; |
||
| 186 | int fates[7]; (detector->GetLG())->GetVFate(fates); |
||
| 73 | f9daq | 187 | |
| 25 | f9daq | 188 | // printf(" gap (x,y,z) | theta phi | Back | Loss | Total| Miss | Exit | Acceptance\n"); |
| 73 | f9daq | 189 | |
| 25 | f9daq | 190 | printf("%4.1lf,%4.1lf,%4.1lf | %4.1lf,%6.1lf |", |
| 191 | (detector->GetVGap()).x(), (detector->GetVGap()).y(), (detector->GetVGap()).z(), theta, phi); |
||
| 192 | for(int i=0;i<5;i++) printf("%5.1lf |", 100.0*fates[i]/(double)n_enter); |
||
| 73 | f9daq | 193 | |
| 25 | f9daq | 194 | printf("%5.1lf\n", 100.0*izkoristek);*/ |
| 73 | f9daq | 195 | |
| 196 | //double n_active = (detector->GetHActive())->GetEntries(); |
||
| 197 | //double r_acc = 100.0 * n_active / n_in; |
||
| 198 | double r_acc = 100.0 * acceptance; |
||
| 199 | printf("%7.3lf\n", r_acc); |
||
| 25 | f9daq | 200 | } |
| 201 | //----------------------------------------------------------------------------- |
||
| 73 | f9daq | 202 | |
| 25 | f9daq | 203 | //----------------------------------------------------------------------------- |
| 204 | // en zarek |
||
| 73 | f9daq | 205 | double Single(CDetector *detector, DetectorParameters& parameters, |
| 84 | f9daq | 206 | TVector3 hit = TVector3(0.0, 0.0, 0.0), double theta = 0.0, double phi = 0.0) |
| 25 | f9daq | 207 | { |
| 73 | f9daq | 208 | theta = Pi()*theta/180.0; |
| 209 | if(theta < 1e-6) theta = 1e-6; |
||
| 210 | phi = phi*Pi()/180.0; |
||
| 211 | if(phi < 1e-6) phi = 1e-6; |
||
| 212 | |||
| 213 | double offset = (parameters._plateOn ? parameters._plateWidth : 0); |
||
| 214 | |||
| 215 | //detector->Init(); |
||
| 216 | if(show_3d) detector->Draw(draw_width); |
||
| 217 | |||
| 218 | CRay *ray0 = new CRay(hit.x() - offset, hit.y(), hit.z(), |
||
| 219 | TMath::Cos(theta), TMath::Sin(theta)*TMath::Sin(phi), |
||
| 220 | TMath::Sin(theta)*TMath::Cos(phi)); |
||
| 84 | f9daq | 221 | // Set y-polarization == vertical |
| 222 | TVector3 k(ray0->GetK()); |
||
| 223 | TVector3 polarization(k.Orthogonal()); |
||
| 224 | polarization.Unit(); |
||
| 225 | polarization.Rotate(phi, k); |
||
| 226 | if (polarization.Dot(ray0->GetK()) > 1e-2) printf("ERROR: pol not perep\n"); |
||
| 73 | f9daq | 227 | ray0->setPolarization(polarization); |
| 84 | f9daq | 228 | CRay ray1; |
| 73 | f9daq | 229 | |
| 230 | detector->Propagate(*ray0, ray1, show_3d); |
||
| 231 | |||
| 232 | CRay *incidentPolarization = new CRay; |
||
| 233 | incidentPolarization->SetColor(kGreen); |
||
| 234 | TVector3 drawPosition = ray0->GetR(); |
||
| 235 | drawPosition.SetX(drawPosition.X() - 5); |
||
| 236 | incidentPolarization->Set(drawPosition, polarization); |
||
| 237 | incidentPolarization->DrawS(drawPosition.X(), 1); |
||
| 238 | |||
| 84 | f9daq | 239 | TVector3 outPolarization = ray1.GetP(); |
| 240 | drawPosition = ray1.GetR(); |
||
| 73 | f9daq | 241 | drawPosition.SetX(drawPosition.X() + 5); |
| 242 | CRay* rayPol = new CRay(drawPosition, outPolarization); |
||
| 243 | rayPol->SetColor(kBlack); |
||
| 244 | rayPol->DrawS(drawPosition.X(), 1); |
||
| 245 | |||
| 246 | delete ray0; |
||
| 84 | f9daq | 247 | //delete ray1; |
| 73 | f9daq | 248 | |
| 249 | return (detector->GetHActive())->GetEntries() / (double)(1); |
||
| 25 | f9daq | 250 | } |
| 251 | //----------------------------------------------------------------------------- |
||
| 252 | // zarki, razporejeni v mrezi |
||
| 73 | f9daq | 253 | double Grid(CDetector *detector, DetectorParameters& parameters, |
| 84 | f9daq | 254 | int NN = 10, double theta = 0.0) |
| 25 | f9daq | 255 | { |
| 73 | f9daq | 256 | //CDetector *detector = new CDetector(center, 3, 1.666, 3, 3, 1, 1.48, 1.48); |
| 257 | theta = Pi()*theta/180.0; |
||
| 258 | if(theta < 1e-6) theta = 1e-6; |
||
| 25 | f9daq | 259 | |
| 73 | f9daq | 260 | //detector->Init(); |
| 261 | if(show_3d) detector->Draw(draw_width); |
||
| 262 | |||
| 263 | const double b = parameters.getB(); |
||
| 84 | f9daq | 264 | double simulated = 0; |
| 73 | f9daq | 265 | |
| 266 | double offset = (parameters._plateOn ? parameters._plateWidth : 0); |
||
| 84 | f9daq | 267 | const int GRID = 100; |
| 268 | for(int i = 0; i < GRID; i++) { |
||
| 269 | for(int j = 0; j < GRID; j++) { |
||
| 270 | for(int jk = 0; jk<NN; jk++){ |
||
| 271 | CRay *ray0 = new CRay(CENTER.x() - offset, |
||
| 272 | (i*b/GRID + b/(2.0*GRID) - b/2.0), |
||
| 273 | (j*b/GRID + b/(2.0*GRID) - b/2.0), |
||
| 274 | TMath::Cos(theta), |
||
| 275 | 0.0, |
||
| 276 | TMath::Sin(theta)); |
||
| 277 | TVector3 k(ray0->GetK()); |
||
| 278 | TVector3 polarization(k.Orthogonal()); |
||
| 279 | polarization.Unit(); |
||
| 280 | ray0->setPolarization(polarization); |
||
| 281 | CRay ray1; |
||
| 282 | if(i == (GRID/2) and jk == 0) |
||
| 283 | detector->Propagate(*ray0, ray1, show_3d); |
||
| 284 | else |
||
| 285 | detector->Propagate(*ray0, ray1, 0); |
||
| 286 | delete ray0; |
||
| 287 | simulated++; |
||
| 288 | //delete ray1; |
||
| 289 | } |
||
| 73 | f9daq | 290 | } |
| 291 | |||
| 292 | } |
||
| 293 | double acceptance = 0.0; |
||
| 294 | /* |
||
| 70 | f9daq | 295 | if( !(parameters.getPlateOn()) ) |
| 296 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN*NN; |
||
| 297 | else |
||
| 298 | acceptance = (detector->GetHActive())->GetEntries() / (detector->GetHPlate())->GetEntries(); |
||
| 73 | f9daq | 299 | */ |
| 84 | f9daq | 300 | acceptance = (detector->GetHActive())->GetEntries() / simulated; |
| 73 | f9daq | 301 | return acceptance; |
| 25 | f9daq | 302 | } |
| 303 | //----------------------------------------------------------------------------- |
||
| 304 | // zarki z nakljucnim polozajem vpada (na vstopni pov. vodnika) |
||
| 305 | // vsi pod kotom (theta, phi) |
||
| 73 | f9daq | 306 | double RandYZ(CDetector *detector, DetectorParameters& parameters, |
| 84 | f9daq | 307 | int NN, double theta, double phi, int show_rays) |
| 25 | f9daq | 308 | { |
| 73 | f9daq | 309 | //CDetector *detector = new CDetector(center, 3, 1.666, 3, 3, 1, 1.48, 1.48); |
| 310 | theta = theta*3.14159265358979312/180.0; |
||
| 311 | if(theta < MARGIN) theta = MARGIN; |
||
| 312 | phi = phi*3.14159265358979312/180.0; |
||
| 313 | if(phi < MARGIN) phi = MARGIN; |
||
| 314 | |||
| 315 | TDatime now; |
||
| 84 | f9daq | 316 | TRandom2 rand; |
| 73 | f9daq | 317 | rand.SetSeed(now.Get()); |
| 318 | |||
| 319 | //detector->Init(); |
||
| 320 | if(show_3d) detector->Draw(draw_width); |
||
| 321 | |||
| 84 | f9daq | 322 | double b = parameters.getB(); |
| 73 | f9daq | 323 | double offset = (parameters._plateOn ? parameters._plateWidth : 0); |
| 324 | |||
| 325 | for(int i = 0; i < NN; i++) { |
||
| 326 | |||
| 327 | double rx = CENTER.x() - offset; |
||
| 84 | f9daq | 328 | double ry = rand.Uniform(-b/2.0, b/2.0); |
| 329 | double rz = rand.Uniform(-b/2.0, b/2.0); |
||
| 73 | f9daq | 330 | |
| 331 | double rl = TMath::Cos(theta); |
||
| 332 | double rm = TMath::Sin(theta)*TMath::Sin(phi); |
||
| 333 | double rn = TMath::Sin(theta)*TMath::Cos(phi); |
||
| 334 | |||
| 335 | CRay *ray0 = new CRay(rx, ry, rz, rl, rm, rn); |
||
| 84 | f9daq | 336 | TVector3 k(ray0->GetK()); |
| 337 | TVector3 polarization(k.Orthogonal()); |
||
| 338 | polarization.Unit(); |
||
| 339 | polarization.Rotate(phi, k); |
||
| 73 | f9daq | 340 | ray0->setPolarization(polarization); |
| 84 | f9daq | 341 | CRay ray1; |
| 73 | f9daq | 342 | |
| 343 | if(i < show_rays) |
||
| 344 | detector->Propagate(*ray0, ray1, show_3d); |
||
| 345 | else |
||
| 346 | detector->Propagate(*ray0, ray1, 0); |
||
| 84 | f9daq | 347 | //delete ray1; |
| 73 | f9daq | 348 | delete ray0; |
| 349 | } |
||
| 350 | |||
| 351 | double acceptance = 0.0; |
||
| 352 | /* |
||
| 70 | f9daq | 353 | if( !(parameters.getPlateOn()) ) |
| 354 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN; |
||
| 355 | else |
||
| 356 | acceptance = (detector->GetHActive())->GetEntries() / (detector->GetHPlate())->GetEntries(); |
||
| 357 | //return (detector->GetHActive())->GetEntries() / (double)((NN)*(NN));*/ |
||
| 73 | f9daq | 358 | acceptance = (detector->GetHActive())->GetEntries() / (double) NN; |
| 359 | return acceptance; |
||
| 25 | f9daq | 360 | } |
| 361 | //----------------------------------------------------------------------------- |
||
| 362 | // zarki, izotropno porazdeljeni znotraj kota theta |
||
| 363 | // = nakljucni vstopni polozaj in kot |
||
| 70 | f9daq | 364 | // NN - number of rays to be simulated with angles theta distributed uniformly |
| 365 | // in cos theta and phi uniformly: |
||
| 366 | // theta [0, theta] |
||
| 367 | // phi [0,360] |
||
| 73 | f9daq | 368 | double RandIso(CDetector *detector, DetectorParameters& parameters, |
| 84 | f9daq | 369 | int NN = 1e3, double thetaMin=0.0, double thetaMax = 30.0, int show_rays = 30, int show_rand = 0) |
| 25 | f9daq | 370 | { |
| 73 | f9daq | 371 | //CDetector *detector = new CDetector(center, 3, 1.666, 3, 3, 1, 1.48, 1.48); |
| 372 | double pi = 3.14159265358979312; |
||
| 84 | f9daq | 373 | thetaMax = thetaMax*pi/180.0; |
| 374 | thetaMin = thetaMin*pi/180.0; |
||
| 375 | if(thetaMin < MARGIN) thetaMin = MARGIN; |
||
| 376 | if(thetaMax < MARGIN) thetaMax = MARGIN; |
||
| 25 | f9daq | 377 | |
| 73 | f9daq | 378 | TDatime now; |
| 84 | f9daq | 379 | TRandom2 rand; |
| 73 | f9daq | 380 | rand.SetSeed(now.Get()); |
| 381 | //double theta_min_rad = TMath::Power(TMath::Cos(theta), 2); |
||
| 84 | f9daq | 382 | double theta_min_rad = TMath::Cos(thetaMax); |
| 73 | f9daq | 383 | double theta_max_rad = TMath::Cos(thetaMin); |
| 25 | f9daq | 384 | |
| 73 | f9daq | 385 | TH1F *hphi, *htheta, *hcostheta, *hl, *hm, *hn; |
| 386 | hphi = (TH1F*)gROOT->FindObject("hphi"); if(hphi) delete hphi; |
||
| 387 | hphi = new TH1F("hphi", "hphi", 100, 0.0, 2.0*pi); |
||
| 388 | htheta = (TH1F*)gROOT->FindObject("htheta"); if(htheta) delete htheta; |
||
| 389 | htheta = new TH1F("htheta", "htheta", 100, 0.0, pi/2.0); |
||
| 390 | hcostheta = (TH1F*)gROOT->FindObject("hcostheta"); if(hcostheta) delete hcostheta; |
||
| 391 | hcostheta = new TH1F("hcostheta", "hcostheta", 100, 0.0, 1.0); |
||
| 392 | hl = (TH1F*)gROOT->FindObject("hl"); if(hl) delete hl; |
||
| 393 | hl = new TH1F("hl", "hl", 100, 0.0, 1.0); |
||
| 394 | hm = (TH1F*)gROOT->FindObject("hm"); if(hm) delete hm; |
||
| 395 | hm = new TH1F("hm", "hm", 100, 0.0, 1.0); |
||
| 396 | hn = (TH1F*)gROOT->FindObject("hn"); if(hn) delete hn; |
||
| 397 | hn = new TH1F("hn", "hn", 100, 0.0, 1.0); |
||
| 25 | f9daq | 398 | |
| 73 | f9daq | 399 | |
| 400 | //detector->Init(); |
||
| 401 | if (show_3d) detector->Draw(draw_width); |
||
| 402 | |||
| 84 | f9daq | 403 | double b = parameters.getB(); |
| 73 | f9daq | 404 | double offset = (parameters._plateOn ? parameters._plateWidth : 0); |
| 405 | |||
| 406 | for(int i = 0; i < NN; i++) { |
||
| 407 | |||
| 84 | f9daq | 408 | double rx = CENTER.x() - offset; |
| 409 | double ry = rand.Uniform(-b/2.0, b/2.0); |
||
| 410 | double rz = rand.Uniform(-b/2.0, b/2.0); |
||
| 73 | f9daq | 411 | |
| 84 | f9daq | 412 | double phi = rand.Uniform(0.0, 2.0*pi); |
| 73 | f9daq | 413 | //double theta_max_rad = TMath::Cos(17.0*pi/180.0); |
| 414 | //rtheta = TMath::ACos((rand.Uniform(theta_min_rad, 1.0))); |
||
| 84 | f9daq | 415 | double theta = TMath::ACos((rand.Uniform(theta_min_rad, theta_max_rad))); |
| 73 | f9daq | 416 | |
| 84 | f9daq | 417 | double rl = TMath::Cos(theta); |
| 418 | double rm = TMath::Sin(theta)*TMath::Sin(phi); |
||
| 419 | double rn = TMath::Sin(theta)*TMath::Cos(phi); |
||
| 73 | f9daq | 420 | |
| 421 | if(show_rand) { |
||
| 84 | f9daq | 422 | htheta->Fill(theta); |
| 423 | hcostheta->Fill( TMath::Cos(theta) ); |
||
| 424 | hphi->Fill(phi); |
||
| 425 | hl->Fill(rl); |
||
| 426 | hm->Fill(rm); |
||
| 427 | hn->Fill(rn); |
||
| 73 | f9daq | 428 | } |
| 429 | |||
| 430 | CRay *ray0 = new CRay(rx, ry, rz, rl, rm, rn); |
||
| 84 | f9daq | 431 | TVector3 k(ray0->GetK()); |
| 432 | TVector3 polarization(k.Orthogonal()); |
||
| 433 | polarization.Unit(); |
||
| 434 | polarization.Rotate(phi, k); |
||
| 435 | ray0->setPolarization(polarization); |
||
| 436 | CRay ray1; |
||
| 73 | f9daq | 437 | |
| 438 | if(i < show_rays) { |
||
| 439 | detector->Propagate(*ray0, ray1, show_3d); |
||
| 440 | } |
||
| 441 | else { |
||
| 442 | detector->Propagate(*ray0, ray1, 0); |
||
| 443 | } |
||
| 444 | |||
| 84 | f9daq | 445 | //delete ray1; |
| 73 | f9daq | 446 | delete ray0; |
| 447 | } |
||
| 448 | |||
| 449 | if(show_rand) { |
||
| 450 | TCanvas *c2rand = (TCanvas*)gROOT->FindObject("c2rand"); |
||
| 451 | if(!c2rand) c2rand = new TCanvas("c2rand", "Random", 750, 550, 700, 700); |
||
| 452 | else c2rand->Clear(); |
||
| 453 | c2rand->Divide(2,3); |
||
| 454 | |||
| 455 | c2rand->cd(1); hphi->Draw(); |
||
| 456 | c2rand->cd(3); htheta->Draw(); |
||
| 457 | c2rand->cd(5); hcostheta->Draw(); |
||
| 458 | c2rand->cd(2); hl->Draw(); |
||
| 459 | c2rand->cd(4); hm->Draw(); |
||
| 460 | c2rand->cd(6); hn->Draw(); |
||
| 461 | } |
||
| 462 | |||
| 463 | double acceptance = 0.0; |
||
| 464 | /* |
||
| 70 | f9daq | 465 | if( !(parameters.getPlateOn()) ) |
| 466 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN; |
||
| 467 | else |
||
| 468 | acceptance = (detector->GetHActive())->GetEntries() / (detector->GetHPlate())->GetEntries(); |
||
| 73 | f9daq | 469 | */ |
| 70 | f9daq | 470 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN; |
| 73 | f9daq | 471 | return acceptance; |
| 70 | f9daq | 472 | } |
| 473 | |||
| 474 | // Beamtest distribution |
||
| 475 | // with fixed theta and phi in interval phiMin, phiMax |
||
| 73 | f9daq | 476 | double beamtest(CDetector *detector, DetectorParameters& parameters, |
| 84 | f9daq | 477 | int NN, double theta, double phiMin, double phiMax, int show_rays, int show_rand) |
| 70 | f9daq | 478 | { |
| 73 | f9daq | 479 | double pi = 3.14159265358979312; |
| 480 | theta *= pi/180.0; |
||
| 481 | if(theta < MARGIN) theta = MARGIN; |
||
| 482 | phiMin *= pi/180.0; |
||
| 483 | phiMax *= pi/180.0; |
||
| 70 | f9daq | 484 | |
| 73 | f9daq | 485 | TDatime now; |
| 84 | f9daq | 486 | TRandom2 rand; |
| 73 | f9daq | 487 | rand.SetSeed(now.Get()); |
| 488 | double rx, ry, rz, rl, rm, rn; |
||
| 84 | f9daq | 489 | double phi; |
| 70 | f9daq | 490 | |
| 73 | f9daq | 491 | TH1F *hphi, *htheta, *hcostheta, *hl, *hm, *hn; |
| 492 | hphi = (TH1F*)gROOT->FindObject("hphi"); if(hphi) delete hphi; |
||
| 493 | hphi = new TH1F("hphi", "hphi", 100, -pi, pi); |
||
| 494 | htheta = (TH1F*)gROOT->FindObject("htheta"); if(htheta) delete htheta; |
||
| 495 | htheta = new TH1F("htheta", "htheta", 100, 0.0, pi/2.0); |
||
| 496 | hcostheta = (TH1F*)gROOT->FindObject("hcostheta"); if(hcostheta) delete hcostheta; |
||
| 497 | hcostheta = new TH1F("hcostheta", "hcostheta", 100, 0.0, 1.0); |
||
| 498 | hl = (TH1F*)gROOT->FindObject("hl"); if(hl) delete hl; |
||
| 499 | hl = new TH1F("hl", "hl", 100, 0.0, 1.0); |
||
| 500 | hm = (TH1F*)gROOT->FindObject("hm"); if(hm) delete hm; |
||
| 501 | hm = new TH1F("hm", "hm", 100, 0.0, 1.0); |
||
| 502 | hn = (TH1F*)gROOT->FindObject("hn"); if(hn) delete hn; |
||
| 503 | hn = new TH1F("hn", "hn", 100, 0.0, 1.0); |
||
| 504 | |||
| 505 | //detector->Init(); |
||
| 506 | if (show_3d) detector->Draw(draw_width); |
||
| 507 | |||
| 508 | double b = parameters.getB(); |
||
| 509 | double offset = (parameters._plateOn ? parameters._plateWidth : 0); |
||
| 510 | |||
| 511 | for(int i = 0; i < NN; i++) { |
||
| 512 | |||
| 513 | rx = CENTER.x() - offset; |
||
| 514 | ry = rand.Uniform(-b/2.0, b/2.0); |
||
| 515 | rz = rand.Uniform(-b/2.0, b/2.0); |
||
| 516 | |||
| 84 | f9daq | 517 | phi = rand.Uniform(phiMin, phiMax); |
| 73 | f9daq | 518 | //double theta_max_rad = TMath::Cos(17.0*pi/180.0); |
| 519 | //rtheta = TMath::ACos((rand.Uniform(theta_min_rad, 1.0))); |
||
| 520 | //rtheta = TMath::ACos((rand.Uniform(theta_min_rad, theta_max_rad))); |
||
| 521 | |||
| 522 | rl = TMath::Cos(theta); |
||
| 84 | f9daq | 523 | rm = TMath::Sin(theta)*TMath::Sin(phi); |
| 524 | rn = TMath::Sin(theta)*TMath::Cos(phi); |
||
| 73 | f9daq | 525 | |
| 526 | if(show_rand) { |
||
| 527 | //htheta->Fill(rtheta); |
||
| 528 | //hcostheta->Fill( TMath::Cos(rtheta) ); |
||
| 84 | f9daq | 529 | hphi->Fill(phi); |
| 73 | f9daq | 530 | hl->Fill(rl); |
| 531 | hm->Fill(rm); |
||
| 532 | hn->Fill(rn); |
||
| 533 | } |
||
| 534 | |||
| 535 | CRay *ray0 = new CRay(rx, ry, rz, rl, rm, rn); |
||
| 536 | // inital polarizaton |
||
| 84 | f9daq | 537 | TVector3 k(ray0->GetK()); |
| 538 | TVector3 polarization(k.Orthogonal()); |
||
| 539 | polarization.Unit(); |
||
| 540 | polarization.Rotate(phi, k); |
||
| 73 | f9daq | 541 | ray0->setPolarization(polarization); |
| 84 | f9daq | 542 | CRay ray1; |
| 73 | f9daq | 543 | |
| 544 | if(i < show_rays) { |
||
| 545 | detector->Propagate(*ray0, ray1, show_3d); |
||
| 546 | } |
||
| 547 | else { |
||
| 548 | detector->Propagate(*ray0, ray1, 0); |
||
| 549 | } |
||
| 550 | |||
| 84 | f9daq | 551 | //delete ray1; |
| 73 | f9daq | 552 | delete ray0; |
| 553 | } |
||
| 554 | |||
| 555 | if(show_rand) { |
||
| 556 | TCanvas *c2rand = (TCanvas*)gROOT->FindObject("c2rand"); |
||
| 557 | if(!c2rand) c2rand = new TCanvas("c2rand", "Random", 750, 550, 700, 700); |
||
| 558 | else c2rand->Clear(); |
||
| 559 | c2rand->Divide(2,3); |
||
| 560 | |||
| 561 | c2rand->cd(1); hphi->Draw(); |
||
| 562 | c2rand->cd(3); htheta->Draw(); |
||
| 563 | c2rand->cd(5); hcostheta->Draw(); |
||
| 564 | c2rand->cd(2); hl->Draw(); |
||
| 565 | c2rand->cd(4); hm->Draw(); |
||
| 566 | c2rand->cd(6); hn->Draw(); |
||
| 567 | } |
||
| 568 | |||
| 569 | double acceptance = 0.0; |
||
| 570 | /* |
||
| 70 | f9daq | 571 | if( !(parameters.getPlateOn()) ) |
| 572 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN; |
||
| 573 | else |
||
| 574 | acceptance = (detector->GetHActive())->GetEntries() / (detector->GetHPlate())->GetEntries(); |
||
| 73 | f9daq | 575 | */ |
| 70 | f9daq | 576 | acceptance = (detector->GetHActive())->GetEntries() / (double)NN; |
| 73 | f9daq | 577 | return acceptance; |
| 25 | f9daq | 578 | } |