rtang/ANASEN_analysis
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anode location blur

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This commit is contained in:
James Szalkie 2026-09-09 13:24:21 -04:00
parent e6d60cf1a5
commit c6c8be8cde
2 changed files with 22 additions and 13 deletions
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33
Armory/anasenMS.cpp
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@ -168,7 +168,7 @@ int main(int argc, char **argv){
// Excited state lists (projectile and heavy-product excitation states)
std::vector<float> ExAList = {0}; // Beam excited energy
std::vector<float> ExList = {0, 2.2, 3.4, 6.0}; // Heavy product excited energy
std::vector<float> ExList = {0, 2.235, 3.498, 4.809, 5.614, 6.550}; // Heavy product excited energy
const int kMBeam = reactionConfig.beamA; // mass number of beam
const int kMTarget = reactionConfig.targetA; // mass number of target
@ -205,7 +205,7 @@ int main(int argc, char **argv){
TGraph* elossBeam = LoadELoss("../ELoss/HeLoss/E_vs_x_Al-27.dat"); // x = path length (cm), y = beam energy (MeV)
TGraph* sigmaXBeam = LoadSigmaXVsEnergy("../ELoss/HeLoss/E_vs_x_Al-27.dat"); // x = beam energy (MeV), y = distance straggle sigma_x (cm)
TGraph* sigmaABeam = LoadSigmaAVsEnergy("../ELoss/HeLoss/E_vs_x_Al-27.dat"); // x = beam energy (MeV), y = distance straggle sigma_a (cm)
//TGraph* sigmaABeam = LoadSigmaAVsEnergy("../ELoss/HeLoss/E_vs_x_Al-27.dat"); // x = beam energy (MeV), y = distance straggle sigma_a (cm)
// Build a temporary inverse (energy -> path) to locate the path at beamE.
TGraph* elossBeamInverseRaw = new TGraph(elossBeam->GetN());
for( int p = 0; p < elossBeam->GetN(); p++ ){
@ -430,10 +430,11 @@ int main(int argc, char **argv){
tree1->Branch("reTheta1", &reTheta1, "reconstucted_theta1/D");
tree1->Branch("rePhi1", &rePhi1, "reconstucted_phi1/D");
double hitTheta, originalEnergy, sigma_a;
double hitTheta, originalEnergy, sigma_a, theta_recon;
tree1->Branch("hitTheta", &hitTheta, "hitTheta/D");
tree1->Branch("originalEnergy", &originalEnergy, "originalEnergy/D");
tree1->Branch("sigma_a", &sigma_a, "sigma_a/D");
tree1->Branch("theta_recon", &theta_recon, "theta_recon/D");
// reconstructed vertex Z from PW fit
double z0;
@ -510,8 +511,8 @@ int main(int argc, char **argv){
double vertexRangeX = std::sqrt((vertexXRange[1] * vertexXRange[1]) + (sigmaX_mm * sigmaX_mm));
double vertexRangeY = std::sqrt((vertexYRange[1] * vertexYRange[1]) + (sigmaX_mm * sigmaX_mm));
//std::cout << "vertexRangeX: " << vertexRangeX << ", vertexRangeY: " << vertexRangeY << std::endl;
vertexX = gRandom->Gaus(0, vertexRangeX) + 5; // mean and standard deviation
vertexY = gRandom->Gaus(0, vertexRangeY) - 5; // mean and standard deviation
vertexX = gRandom->Gaus(0, vertexRangeX); // mean and standard deviation
vertexY = gRandom->Gaus(0, vertexRangeY); // mean and standard deviation
//vertexZ = (vertexZRange[1]- vertexZRange[0])*gRandom->Rndm() + vertexZRange[0];
@ -527,8 +528,8 @@ int main(int argc, char **argv){
//double beamEnergyLoss = elossBeam->Eval(0.0) - beamEnergy;
//KEA = beamEnergy / beamA;
//KEA = gRandom->Uniform(0, beamE);
sigma_a = std::max(0.0, sigmaABeam->Eval(beamEnergy));
transfer.SetIncidentEnergyAngle(KEA, sigma_a, 0); //arguments are (kinetic energy, polar angle, azimuthal angle) of the incident particle in the lab frame
//sigma_a = std::max(0.0, sigmaABeam->Eval(beamEnergy));
transfer.SetIncidentEnergyAngle(KEA, 0, 0); //arguments are (kinetic energy, polar angle, azimuthal angle) of the incident particle in the lab frame
transfer.CalReactionConstant();
// isotropic CM direction
@ -658,13 +659,14 @@ int main(int argc, char **argv){
dl = distance_sx3;
//std::cout << std::lround(sx3X / 10) * 10 << " " << std::lround(sx3Y / 10) * 10 << " " << std::lround(sx3Z / 10) * 10 << std::endl;
TVector3 hitSigma = sx3->GetHitPosWithSigma(sigmaSX3_W, sigmaSX3_L);
//TVector3 hitSigma = sx3->GetHitPosWithSigma(sigmaSX3_W, sigmaSX3_L);
TVector3 hitSigma = sx3->GetHitPosWithSigma(0, 0);
double hitX = hitSigma.X();
double hitY = hitSigma.Y();
double hitZ = hitSigma.Z();
double hitX = std::lround(hitSigma.X());
double hitY = std::lround(hitSigma.Y());
double hitZ = std::lround(hitSigma.Z());
originalEnergy = CalculateOriginalEnergy(std::lround(hitX), std::lround(hitY), std::lround(hitZ),
originalEnergy = CalculateOriginalEnergy(hitX, hitY, hitZ,
0, 0, std::lround(vertexZ / 10) * 10,
b, "He", Esx3,
distance_sx3);
@ -696,7 +698,12 @@ int main(int argc, char **argv){
//tree1->Fill();
Kinematics apkin_27Al(26.981538408,4.00260325413,1.00782503224,29.973770136,beamEnergy/26.981538408); //m3 is proton
Ex_recon = apkin_27Al.getExc(originalEnergy, std::lround(thetab));
//reconstruct theta using anode and sx3 positions, apply a sigma to the anode locations
double aX_sigma = gRandom->Gaus(aX, 3);
double aY_sigma = gRandom->Gaus(aY, 3);
double aZ_sigma = gRandom->Gaus(aZ, 3);
theta_recon = std::asin(TVector3(sx3X - aX_sigma, sx3Y - aY_sigma, 0).Mag() / TVector3(sx3X - aX_sigma, sx3Y - aY_sigma, sx3Z - aZ_sigma).Mag()) * 180.0 / TMath::Pi();
Ex_recon = apkin_27Al.getExc(originalEnergy, theta_recon);
//EBeam_Kin_gs = apkin_27Al.getEbeam_givenQ(Esx3, 0.0, thetab);
//EBeam_Kin_2_2 = apkin_27Al.getEbeam_givenQ(Esx3, 2.2, thetab);
//EBeam_Kin_3_4 = apkin_27Al.getEbeam_givenQ(Esx3, 3.4, thetab);

2
Armory/testMacro.C
View File

@ -32,5 +32,7 @@
f_diagonal->SetLineStyle(2);
f_diagonal->Draw("same");*/
TH2F *h5 = new TH2F("Excitation Energy vs vZ", "Excitation Energy vs vZ;vZ (mm);Excitation energy (MeV)", 200, 0, 0, 200, 0, 0); //arguments are (name, title, nbinsX, xlow, xup, nbinsY, ylow, yup)
tree1->Draw("Ex:vZ >> Excitation Energy vs vZ", "sx3ID >= 0", "colz");
}