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  1. #include "include/guide.h"
  2. #include "src/raySimulator.cpp"
  3.  
  4. #include "TFile.h"
  5. #include "TPolyMarker3D.h"
  6. #include "TCanvas.h"
  7.  
  8. //extern int show_3d;
  9. //extern int show_data;
  10.  
  11. // Set the simulation parameters
  12. void showVisual(int b) {show_3d = b;}
  13. void showData(int b) {show_data = b;}
  14.  
  15. // Set the initial detector parameters (a, b, d, activeDetector, n1, n2, n3, gap)
  16. DetectorParameters parameters(3.0, 5.0, 3.0, 3.0, 1, 1.53, 1.46, TVector3(0.3, 0, 0));
  17. // Print the detector parameters
  18. void getParameters();
  19.  
  20. //void SetLGType(int in = 1, int side = 1, int out = 0)
  21.         //{detector->SetLGType(in, side, out);}
  22.  
  23. void setLG(double SiPM0 = 3.0, double b0 = 5.0, double d0 = 3.0, double n1 = 1.0, double n2 = 1.53, double n3 = 1.46)
  24.         { parameters.setGuide(SiPM0, b0, d0);
  25.           parameters.setIndices(n1, n2, n3); }
  26.        
  27. void setGap(double x_gap0 = 0.3, double y_gap0 = 0.0, double z_gap0 = 0.0)
  28.   { parameters.setGap(x_gap0, y_gap0, z_gap0); }
  29.  
  30. void setGlass(double glassOn, double glassD)
  31.   { parameters.setGlass(glassOn, glassD); };
  32.  
  33. void setPlate(int plateOn = 1, double plateWidth = 1)
  34.   { parameters.setPlate(plateOn, plateWidth); }
  35.  
  36. void setFresnel(int fresnel = 1) { parameters.setFresnel(fresnel); }
  37.  
  38. // Refractive Indices
  39. // n1 - around light guide - air
  40. // n2 - light guide (plate) material - k9 glass
  41. // n3 - the material at the exit - optical grease, epoxy, air, etc.
  42. void setIndices(double n1, double n2, double n3) {parameters.setIndices(n1, n2, n3);}
  43.  
  44. int save_ary = 0;
  45. //------------------------------------------------------------------------------------------
  46. void Help()
  47. {
  48.         printf("void SetCenter(x, y, z)\n");
  49.         printf("void SetLGType(in, side, out)\n");
  50.         printf("SURF_DUMMY 0, ");
  51.         printf("SURF_REFRA 1, ");
  52.         printf("SURF_REFLE 2, ");
  53.         printf("SURF_TOTAL 3, ");
  54.         printf("SURF_IMPER 4\n");
  55.         printf("void SetLG(SiPM0, M0, d0, n10, n20, n30, R0)\n");
  56.         printf("void SetR(R0)\n");
  57.         printf("void SetGlass(glass_on0, glass_d0)\n");
  58.         printf("void SetGap(x_gap0, y_gap0, z_gap0)\n");
  59.        
  60.         printf("LGG(NN, theta)\n");
  61.         printf("LGR(NN, theta, phi)\n");
  62.         printf("LGI(NN, theta)\n");
  63.        
  64.         printf("LGI_gap(NN, min, max, steps, theta)\n");
  65.         printf("LGR_gap(NN, min, max, steps, theta, phi)\n");
  66.         printf("LGR_th(NN, min, max, steps, phi)\n");
  67.         printf("LGG_th(NN, min, max, steps)\n");
  68.        
  69.         printf("LGI_ad(NN, mina, maxa, mind, maxd, steps(memory dependent), theta)");  
  70. }
  71. //------------------------------------------------------------------------------------------
  72. int show_in_steps = 0;
  73. void SetShowInSteps(int in = 1)
  74. {                                                                                
  75.         show_in_steps = in;
  76. }
  77. //------------------------------------------------------------------------------------------
  78. int gs_set = 0;
  79. void SetGS()
  80. {                                                                                
  81.         const UInt_t Number = 2;
  82.         Double_t Red[Number]   = { 1.00, 0.00};
  83.         Double_t Green[Number] = { 1.00, 0.00};
  84.         Double_t Blue[Number]  = { 1.00, 0.00};
  85.         Double_t Stops[Number] = { 0.00, 1.00};
  86.                                                                                
  87.         Int_t nb=50;
  88.         if(!gs_set) {
  89.                 TColor::CreateGradientColorTable(Number,Stops,Red,Green,Blue,nb);
  90.                 gs_set = 1;
  91.         }
  92. }
  93. //------------------------------------------------------------------------------------------
  94. void Draw1(CDetector *detector, int gs = 0, double range = 0.0)
  95. {
  96.         if(gs) SetGS();
  97.         TCanvas *cdata = new TCanvas("cdata", "2dscan", 350, 0, 500, 500);
  98.         gStyle->SetOptTitle(0);
  99.         gStyle->SetOptStat(0);
  100.         cdata->cd(0);
  101.                 if(range > 0.1) {
  102.                         ((detector->GetHLaser())->GetXaxis())->SetRangeUser(-range,range);
  103.                         ((detector->GetHLaser())->GetYaxis())->SetRangeUser(-range,range);
  104.                 }
  105.                 (detector->GetHLaser())->SetTitle("Hits at LG entrance; x [mm]; y [mm]");
  106.                 (detector->GetHLaser())->Draw("COLZ");
  107.         cdata->SaveAs("2dscan.gif");
  108.         //gStyle->SetOptTitle(1);
  109.         //gStyle->SetOptStat(1);
  110. }
  111.  
  112. //------------------------------------------------------------------------------------------
  113.  
  114.  
  115. TVector3 p_pol0(0.0, 0.0, 1.0);
  116. void SetPol(double x, double y, double z)
  117. {p_pol0.SetXYZ(x,y,z);}
  118.  
  119. // Test function
  120. // creates an optical boundary surface
  121. // shows the propagation of light ray
  122. // and polarization state of the incident ray (green)
  123. // and surface normal (blue)
  124. void PolTest(double theta = 0.0)
  125. {
  126.   int p_type = 1;
  127.   double p_n1 = parameters.getN1();
  128.   double p_n2 = parameters.getN2();
  129.         theta = 3.141593*theta/180.0; if(theta < 1e-6) theta = 1e-6;
  130.         TVector3 p_pol;
  131.        
  132.         Init();
  133.        
  134.         double cx = 0.0;
  135.         TVector3 vodnik_edge[4];
  136.         double t = 3.0;
  137.         vodnik_edge[0].SetXYZ(cx, t,-t); vodnik_edge[1].SetXYZ(cx, t, t);
  138.         vodnik_edge[2].SetXYZ(cx,-t, t); vodnik_edge[3].SetXYZ(cx,-t,-t);
  139.         /*
  140. #define SURF_DUMMY 0
  141. #define SURF_REFRA 1
  142. #define SURF_REFLE 2
  143. #define SURF_TOTAL 3
  144. #define SURF_IMPER 4
  145.         */
  146.         CSurface *surf = new CSurface(p_type, vodnik_edge, p_n1, p_n2, 0.96); //surf->FlipN();
  147.         surf->SetFresnel(1);
  148.         surf->Draw();
  149.        
  150.         CRay *ray = new CRay(cx, 0.0, 0.0, TMath::Cos(theta), 0.0, TMath::Sin(theta));
  151.         ray->SetColor(kBlack);
  152.         //p_pol = rotatey(p_pol0, -theta);
  153.         p_pol = p_pol0; p_pol.RotateY(-theta);
  154.         //printf("p_pol = "); printv(p_pol);
  155.         ray->SetPolarization(p_pol);
  156.        
  157.         ray->DrawS(cx, -5.0);
  158.        
  159.         CRay *out = new CRay; out->SetColor(kRed);
  160.         TVector3 *inters = new TVector3;
  161.         surf->PropagateRay(*ray, out, inters);
  162.         //if(fate == 1) out->DrawS(cx, 5.0);
  163.   out->DrawS(cx, 5.0);
  164.  
  165.         CRay *incidentPolarization = new CRay;
  166.         incidentPolarization->SetColor(kGreen);
  167.         incidentPolarization->Set(ray->GetR(), p_pol);
  168.         incidentPolarization->DrawS(cx, 1.0);
  169.        
  170.         CRay *surfaceNormal = new CRay;
  171.         surfaceNormal->SetColor(kBlue);
  172.         surfaceNormal->Set(ray->GetR(), surf->GetN());
  173.         surfaceNormal->DrawS(cx, 1.0);
  174. }
  175.  
  176. void ptt()
  177. {
  178.         for(double th = 0.0; th < 91.0; th += 5.0) {
  179.                 printf("%lf ", th);
  180.                 PolTest(th);
  181.         }
  182. }
  183. //------------------------------------------------------------------------------------------
  184. // Propagate single ray and show the statistics
  185. void LGS(double xh = 0.0, double yh = 0.0, double zh = 0.0, double theta = 0.0, double phi = 0.0)
  186. {
  187.   CDetector *detector = new CDetector(CENTER, parameters);
  188.         Init();
  189.         double izkoristek = Single(detector, parameters, TVector3(xh,yh,zh),theta, phi);
  190.         PrintGuideHead();
  191.         PrintGuideStat(izkoristek);
  192.         DrawData(detector, parameters, theta, izkoristek);
  193. }
  194. //------------------------------------------------------------------------------------------
  195. // Propagate NN rays generated as grid and show the statistics
  196. void LGG(int NN = 10, double theta = 0.0)
  197. {
  198.   CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  199.         Init();
  200.         double izkoristek = Grid(detector, parameters, NN, theta);
  201.         //printf("izkoristek = %.3lf\n", izkoristek);
  202.         PrintGuideHead();
  203.         PrintGuideStat(izkoristek);
  204.         DrawData(detector, parameters, theta, izkoristek);
  205. }
  206. //------------------------------------------------------------------------------------------
  207. // Propagate NN rays genarated under the same angle theta, phi with random spacing and statistics
  208. void LGR(int NN = 1e4, double theta = 0.0, double phi = 0.0)
  209. {
  210.   CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  211.         Init();
  212.         double izkoristek = RandYZ(detector, parameters, NN, theta, phi, 30);
  213.         //printf("izkoristek = %.3lf\n", izkoristek);
  214.         PrintGuideHead(); PrintGuideStat(izkoristek);
  215.         DrawData(detector, parameters, theta, izkoristek);
  216. }
  217. //------------------------------------------------------------------------------------------
  218. // Propagate NN rays isotropically generated in solid angle theta and show the statistics
  219. void LGI(int NN = 1e4, double theta = 30.0, int nnrays = 30, int showr = 0)
  220. {
  221.   Init();
  222.   CDetector *detector = new CDetector(CENTER, parameters);
  223.   //CDetector detector = new CDetector();
  224.         double izkoristek = RandIso(detector, parameters, NN, 0.0, theta, nnrays, showr);
  225.         //printf("izkoristek = %.3lf\n", izkoristek);
  226.         PrintGuideHead();
  227.         PrintGuideStat(izkoristek);
  228.         DrawData(detector, parameters, theta, izkoristek);
  229.         //TCanvas *canvasDetector = new TCanvas("canvasDetector","canvasDetector",500,500);
  230.         //canvasDetector->cd();
  231.         //detector->Draw();
  232. }
  233.  
  234. void LGB(int NN = 1e4, double phiMin=-19.4, double phiMax=19.4, int nnrays = 30, int showr = 0)
  235. {
  236.   Init();
  237.   CDetector *detector = new CDetector(CENTER, parameters);
  238.   //CDetector detector = new CDetector();
  239.         double izkoristek = beamtest(detector, parameters, NN, 18.5, phiMin, phiMax, nnrays, showr);
  240.         //printf("izkoristek = %.3lf\n", izkoristek);
  241.         PrintGuideHead();
  242.         PrintGuideStat(izkoristek);
  243.         DrawData(detector, parameters, 18.5, izkoristek);
  244.         //TCanvas *canvasDetector = new TCanvas("canvasDetector","canvasDetector",500,500);
  245.         //canvasDetector->cd();
  246.         //detector->Draw();
  247. }
  248.        
  249.        
  250. //------------------------------------------------------------------------------------------
  251. void LGI_gap(int NN = 1e4, double min = 0.0, double max = 2.0, const int steps = 10, double theta = 30.0)
  252. {
  253. int tmp3d = show_3d, tmpdata = show_data;
  254. double step[steps], acc[steps];
  255.  
  256.         show_3d = 0; show_data = 0;
  257.        
  258.         //printf(" x_gap | acceptance \n");
  259.         PrintGuideHead();
  260.         for(int i=0; i<=steps; i++) {
  261.                 step[i] = min + i*(max - min)/(double)steps;
  262.                 parameters.setGap(step[i], 0.0, 0.0);
  263.                 CDetector *detector = new CDetector(CENTER, parameters);
  264.                 Init();
  265.                 acc[i] = RandIso(detector, parameters, NN, 0, theta);
  266.                 //printf("%6.2lf |%6.1lf\n", step[i], acc[i]*100.0);
  267.                 PrintGuideStat(acc[i]);
  268.         }
  269.        
  270.         //char sbuff[256];
  271.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap(y,z) = (%.1lf, %.1lf) | #theta = %.1lf",
  272.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  273.                 //      (detector->GetVGap()).y(), (detector->GetVGap()).z(), theta);
  274.        
  275.         DrawAcc(steps+1, step, acc, (char*)"; x_gap;Acceptance", min, max);
  276.        
  277.         show_3d = tmp3d; show_data = tmpdata;
  278. }
  279. //------------------------------------------------------------------------------------------
  280.  
  281. void LGR_th(int NN = 1e4, double min = 0.0, double max = 30.0, const int steps = 15, double phi = 0)
  282. {
  283.   //int tmp3d = show_3d, tmpdata = show_data;
  284.   double show_rays = 10;
  285.   double step[steps], acc[steps];
  286.  
  287.         //show_3d = 0; show_data = 0;
  288.        
  289.         //printf(" theta | acceptance \n");
  290.         PrintGuideHead();
  291.         for(int i=0; i<=steps; i++) {
  292.                 Init();
  293.                 step[i] = min + i*(max - min)/(double)steps;
  294.                 CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  295.                 acc[i] = RandYZ(detector, parameters, NN, step[i], phi, show_rays);
  296.                 //printf("%6.1lf |%6.1lf\n", step[i], acc[i]*100.0);
  297.                 PrintGuideStat(acc[i]);
  298.                 delete detector;
  299.         }
  300.        
  301.         //char sbuff[256];
  302.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap = (%.1lf, %.1lf, %.1lf)",
  303.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  304.                 //      (detector->GetVGap()).x(), (detector->GetVGap()).y(), (detector->GetVGap()).z());
  305.        
  306.         DrawAcc(steps+1, step, acc, (char*)"; #theta [deg];Acceptance", min, max);
  307.        
  308.         //show_3d = tmp3d; show_data = tmpdata;
  309. }
  310.  
  311.  
  312. //------------------------------------------------------------------------------------------
  313. //void LGR_th(int NN = 1e4, double min = 0.0, double max = 30.0, const int steps = 15, double phi = 0)
  314. void LGI_th(int NN = 1e4, double min = 0.0, double max = 30.0, const int steps = 15)
  315. {
  316.   //int tmp3d = show_3d, tmpdata = show_data;
  317.   double step[steps], acc[steps];
  318.  
  319.         //show_3d = 0; show_data = 0;
  320.        
  321.         //printf(" theta | acceptance \n");
  322.         PrintGuideHead();
  323.         for(int i=0; i<=steps; i++) {
  324.                 Init();
  325.                 step[i] = min + i*(max - min)/(double)steps;
  326.                 CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  327.                 //acc[i] = RandYZ(detector, parameters, NN, step[i], phi, 30);
  328.                 acc[i] = RandIso(detector, parameters, NN, 0, step[i], 30, show_3d);
  329.                 //printf("%6.1lf |%6.1lf\n", step[i], acc[i]*100.0);
  330.                 PrintGuideStat(acc[i]);
  331.                 delete detector;
  332.         }
  333.        
  334.         //char sbuff[256];
  335.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap = (%.1lf, %.1lf, %.1lf)",
  336.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  337.                 //      (detector->GetVGap()).x(), (detector->GetVGap()).y(), (detector->GetVGap()).z());
  338.        
  339.         DrawAcc(steps+1, step, acc, (char*)"; #theta [deg];Acceptance", min, max);
  340.        
  341.         //show_3d = tmp3d; show_data = tmpdata;
  342. }
  343. //------------------------------------------------------------------------------------------
  344.  
  345. void LGR_phi(int NN = 1e4, double maxTheta = 10.0, double maxPhi = 10.0, int steps = 10)
  346. {
  347.   int tmp3d = show_3d, tmpdata = show_data;
  348.   show_3d = 1; show_data = 0;
  349.   //PrintGuideHead();
  350.   TH2F *hAcceptance = new TH2F("hAcceptance","Acceptance;#theta;#phi", steps, 0, maxTheta, steps, 0, maxPhi);
  351.   double min = 0.0;
  352.   printf("\nWait, this takes a while ");
  353.         for(int i=0; i<=steps; i++) {
  354.           double theta = min + i*(maxTheta - min) / (double)steps;
  355.           for (int j=0; j<=steps; j++) {
  356.             Init();
  357.                   double phi = min + j*(maxPhi - min) / (double)steps;
  358.                   CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  359.       double acc = RandYZ(detector, parameters, NN, theta, phi, 30);
  360.       //PrintGuideStat(acc);
  361.       hAcceptance->Fill(i, j, acc);
  362.       //printf("Acc: %f ", acc);
  363.       delete detector;
  364.       }
  365.     printf(".");
  366.   }
  367.   printf("\n");
  368.   //DrawAcc(steps+1, step, acc, (char*)"; #theta [deg];Acceptance", min, max);
  369.   show_3d = tmp3d; show_data = tmpdata;
  370.   TCanvas *cp = new TCanvas("Acceptance", "Acceptance", 0, 0, 1000, 1000);
  371.   cp->cd();
  372.   hAcceptance->Draw("COLZ");
  373. }
  374.  
  375. // a vs. d
  376. void LGI_ad(int NN = 1e4, double min = 2.5, double max = 3.5, double minD = 1, double maxD = 6, const int steps = 10, double theta = 30.0)
  377. {
  378.         //char sbuff[256];
  379.  
  380.         //show_3d = 0; // don't show simulations
  381.         //show_data = 1;
  382.        
  383.         //double d  = detector->GetD();
  384.         const double b = parameters.getB(); // upper side of LG
  385.         //const double SiPM = 3.0; // the length of the detector itself
  386.         //double reflectivity = detector->guide->getR();
  387.        
  388.         TH2F *hAcceptance = new TH2F("hAcceptance","Acceptance",steps-1,minD,maxD,steps-1,min,max);
  389.        
  390.         // Use the Fresnel eq. instead of fixed reflectivity 96%
  391.         //detector->SetFresnel(1);
  392.        
  393.         //printf("   d |   a  | Acceptance\n");
  394.         getParameters();
  395.         printf("Wait, this takes a while ");
  396.         for(int i=0; i<steps; i++) {
  397.                 const double d = hAcceptance->GetXaxis()->GetBinCenter(i);
  398.                 for(int j=0; j<steps; j++) {
  399.                   Init();
  400.                   const double a = hAcceptance->GetYaxis()->GetBinCenter(j);
  401.                   //const double M = b/a;
  402.       parameters.setGuide(a, b, d);
  403.                   CDetector *detector = new CDetector(CENTER, parameters);
  404.                   //detector->guide->setLG(y, M, x);
  405.                   //Init(); exclude simulation
  406.                   double acceptance = RandIso(detector, parameters, NN, 0, theta, 30, show_3d);
  407.                   //double acceptance = Grid(NN, theta);
  408.                   //double acceptance = -1.0;
  409.                   hAcceptance->Fill(d, a, acceptance);
  410.                   //printf("%.2lf | %.2lf | ", d, a);
  411.                   //PrintGuideStat(acceptance);
  412.                   delete detector; //works fine, 50x50 grid takes ~4MB of RAM
  413.                   }
  414.                 printf(".");
  415.         }
  416.         printf("\n");
  417.        
  418.  
  419.        
  420.         TCanvas *cp = new TCanvas("Acceptance", "Acceptance", 0, 0, 1200, 1200);
  421.         cp->cd();
  422.         //TVirtualPad *pacc = cp->cd(0);
  423.        
  424.         /*
  425.         pacc->SetRightMargin(0.10);
  426.         pacc->SetLeftMargin(0.10);
  427.         pacc->SetTopMargin(0.10);
  428.         pacc->SetBottomMargin(0.10);
  429.         */
  430.        
  431.         TFile *file = new TFile("acceptance.root","RECREATE");
  432.         hAcceptance->Write();
  433.         file->Close();
  434.         //delete file;
  435.        
  436.         //hAcceptance->SetContour(100);
  437.         //gStyle->SetPalette(1,0);
  438.         hAcceptance->SetTitle(";d [mm];a [mm]");
  439.         hAcceptance->GetXaxis()->SetRangeUser(minD,maxD);
  440.         hAcceptance->Draw("COLZ");
  441.         char filename[128];
  442.         sprintf(filename,"LGI_ad%d.C", steps);
  443.         cp->SaveAs(filename);
  444.        
  445. }
  446.  
  447. //------------------------------------------------------------------------------------------
  448. // collection efficiency vs length
  449. // a changes, b rests the same, d changes
  450. // still can't use this function, it has hardcoded tan 10 deg
  451. // !very stupid!
  452. // new 3D graph NEEDED
  453. // d vs a vs acceptance
  454. void LGI_d2(int NN = 1e4, double min = 0.5, double max = 3.0, const int steps = 25, double theta = 30.0)
  455. {
  456.   TVector3 gapGuideSiPM(0.3, 0, 0);
  457.   CDetector *detector = new CDetector(TVector3(-2,0,0), parameters);
  458.         int tmp3d = show_3d, tmpdata = show_data;
  459.         double step[steps], acc[steps];
  460.         double sipm_d, M0;
  461.         char sbuff[256];
  462.  
  463.         show_3d = 1; show_data = 1;
  464.        
  465.         M0 = parameters.getM();
  466.        
  467.         PrintGuideHead();
  468.         for(int i=0; i<=steps; i++) {
  469.                 step[i] = min + i*(max - min)/(double)steps;           
  470.                 sipm_d = M0 - 2.0*step[i]*0.199819;//tan 11.3 deg
  471.                 parameters.setGuide(sipm_d, M0*sipm_d, step[i]);
  472.                 //printf("sipm = %lf, M = %lf, d = %lf\n", detector->GetSiPM(), detector->GetM(), step[i]);
  473.                 printf("%.1lf | %.2lf | ", step[i], sipm_d);
  474.                 Init();
  475.                 acc[i] = RandIso(detector, parameters, NN, 0, theta);
  476.                 PrintGuideStat(acc[i]);
  477.                 sprintf(sbuff, "d%2d.gif", i);
  478.                 //c3dview->SaveAs(sbuff);
  479.         }
  480.        
  481.        
  482.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap(y,z) = (%.1lf, %.1lf) | #theta = %.1lf",
  483.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  484.                         //                                (detector->GetVGap()).y(), (detector->GetVGap()).z(), theta);
  485.        
  486.         //DrawAcc(steps+1, step, acc, sbuff, (char*)"; d;Acceptance", min, max);
  487.        
  488.         TCanvas *cp = new TCanvas("Acceptance", "Acceptance", 0, 0, 640, 480);
  489.         TVirtualPad *pacc = cp->cd(0);
  490.        
  491.         pacc->SetRightMargin(0.05);
  492.         pacc->SetLeftMargin(0.13);
  493.         pacc->SetTopMargin(0.08);
  494.        
  495.         TGraph *gacceptance = new TGraph(steps+1, step, acc);
  496.         gacceptance->SetTitle("; d [mm];Collection efficiency");
  497.         gacceptance->SetMarkerStyle(8);
  498.         gacceptance->SetLineColor(12);
  499.         gacceptance->SetLineWidth(1);
  500.         (gacceptance->GetXaxis())->SetRangeUser(min, max);
  501.         //(gacceptance->GetYaxis())->SetRangeUser(ymin, ymax);
  502.        
  503.         gacceptance->Draw("ACP");
  504.        
  505.        
  506.         show_3d = tmp3d; show_data = tmpdata;
  507. }
  508. //------------------------------------------------------------------------------------------
  509. // Acceptance vs. the length
  510. // The magnification ratio M rests the same all the time
  511. void LGI_d(int NN = 1e4, double min = 1, double max = 6.0, const int steps = 25, double theta = 30.0)
  512. {
  513.         int tmp3d = show_3d, tmpdata = show_data;
  514.         double step[steps], acc[steps];
  515.         const double a = parameters.getA();
  516.         const double magnif = parameters.getM();
  517.  
  518.         //show_3d = show_in_steps; show_data = 1;
  519.        
  520.         // Use Fresnel equations
  521.         //detector->SetFresnel(1);
  522.        
  523.         // Set glass (n=1.5) at the exit
  524.         //detector->SetGlass(1,0);
  525.        
  526.         PrintGuideHead();
  527.         for(int i=0; i<=steps; i++) {
  528.                 step[i] = min + i*(max - min)/(double)steps;
  529.                 //parameters.setGuide(a, magnif, step[i]);
  530.                 parameters.setGuide(a, magnif, step[i]);
  531.                 CDetector *detector = new CDetector(CENTER, parameters);
  532.                 //printf("sipm = %lf, M = %lf, d = %lf\n", detector->GetSiPM(), detector->GetM(), step[i]);
  533.                 printf("%.1lf | ", step[i]);
  534.                 Init();
  535.                 acc[i] = RandIso(detector, parameters, NN, 0, theta);
  536.                 PrintGuideStat(acc[i]);
  537.                 delete detector;
  538.         }
  539.        
  540.         //char sbuff[256];
  541.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap(y,z) = (%.1lf, %.1lf) | #theta = %.1lf",
  542.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  543.                         //                                (detector->GetVGap()).y(), (detector->GetVGap()).z(), theta);
  544.        
  545.         DrawAcc(steps+1, step, acc, (char*)"; d [mm];Acceptance", min, max);
  546.        
  547.         show_3d = tmp3d; show_data = tmpdata;
  548. }
  549. //------------------------------------------------------------------------------------------
  550. // Magnification optimization. a and d are fixed, M and b change in steps
  551. void LGI_M(int NN = 1e4, double min = 1.0, double max = 3.0, const int steps = 30, double theta = 30.0)
  552. {
  553.         int tmp3d = show_3d, tmpdata = show_data;
  554.         double step[steps], acc[steps];
  555.        
  556.         const double a = parameters.getA();
  557.         const double d = parameters.getD();
  558.  
  559.         show_3d = 0; show_data = 0;
  560.        
  561.         PrintGuideHead();
  562.         for(int i=0; i<=steps; i++) {
  563.                 step[i] = min + i*(max - min)/(double)steps;
  564.                 //parameters.setGuide(a, step[i], d);
  565.                 parameters.setGuide(a, a*step[i], d);
  566.                 CDetector *detector = new CDetector(CENTER, parameters);
  567.                 Init();
  568.                 acc[i] = RandIso(detector, parameters, NN, 0, theta);
  569.                 PrintGuideStat(acc[i]);
  570.         }
  571.        
  572.         //char sbuff[256];
  573.         //sprintf(sbuff, "SiPM = %.1lf, M = %.1lf, d = %.1lf | gap(y,z) = (%.1lf, %.1lf) | #theta = %.1lf",
  574.                 //      detector->GetSiPM(), detector->GetM(), detector->GetD(),
  575.                         //                                (detector->GetVGap()).y(), (detector->GetVGap()).z(), theta);
  576.        
  577.         DrawAcc(steps+1, step, acc, (char*)"; M;Acceptance", min, max);
  578.        
  579.         show_3d = tmp3d; show_data = tmpdata;
  580. }
  581.  
  582. //------------------------------------------------------------------------------------------
  583.  
  584. void getParameters()
  585. {
  586.   printf("LIGHT GUIDE\n"
  587.     "   b=%f mm, d=%f mm, a=%f mm\n", parameters.getB(), parameters.getD(), parameters.getA());
  588.   printf("MATERIAL REFRACITVE INDICES\n"
  589.     "   n1=%f, n2=%f, n3=%f\n", parameters.getN1(), parameters.getN2(), parameters.getN3());
  590.   printf("PLATE\n"
  591.     "   ON: %d, width=%f mm\nUSES FRESNEL EQUATIONS: %d\n", parameters.getPlateOn(), parameters.getPlateWidth(), parameters.getFresnel());
  592.   return;
  593. }
  594.  
  595.