fixed alpha punch-through plots
This commit is contained in:
James Szalkie
parent
99fe598ee4
commit
7ed01201aa
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@ -100,13 +100,13 @@ inline void QQQ::Clear(){
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}
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inline void QQQ::ConstructGeo(){
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TGeoVolume *qqq = geom->MakeTubs("qqq", Al, qqqR1, qqqR2, 0.5, 5, 85);
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TGeoVolume *qqq = geom->MakeTubs("qqq", Al, qqqR1, qqqR2, 0.5, 5, 85); // thickness 0.5 mm, phi from 5 to 90 deg in each quadrant
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qqq->SetLineColor(7);
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for( int i = 0; i < 4; i++){
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worldBox->AddNode(qqq, i+1, new TGeoCombiTrans( 0,
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0,
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qqqZPos,
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new TGeoRotation("rot1", 360/4 * (i), 0., 0.)));
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new TGeoRotation("rot1", 360/4 * (i), 0., 0.))); //arguments are (name, material, inner radius, outer radius, half length in z, start phi, delta phi
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}
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}
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@ -120,10 +120,6 @@ inline void QQQ::FindQQQPos(TVector3 pos,
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chDn = -1;
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chBk = -1;
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//--------------------------------------------
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// Intersect trajectory with QQQ plane
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//--------------------------------------------
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if( TMath::Abs(direction.Z()) < 1e-10 ) return;
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double t = (qqqZPos - pos.Z()) / direction.Z();
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@ -166,10 +162,6 @@ inline void QQQ::FindQQQPos(TVector3 pos,
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if( id < 0 ) return;
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//--------------------------------------------
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// Ring number (32 strips)
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//--------------------------------------------
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const double ringWidth =
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(qqqR2 - qqqR1)/32.0;
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@ -101,8 +101,8 @@ int main(int argc, char **argv){
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transfer.SetA(27, 13, 0); // 18Ne projectile
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TGraph* elossBeam = LoadELoss("../ELoss/HeLoss/E_vs_x_Al-27.dat");
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transfer.Seta(4, 2); // 4He target
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transfer.Setb(1, 1); // outgoing proton from the primary transfer
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transfer.SetB(30, 14); // 21Na* heavy product
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transfer.Setb(4, 2); // outgoing proton from the primary transfer
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transfer.SetB(27, 13); // 21Na* heavy product
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const double beamA = 27; // mass number of 27Al beam
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bool enableSequentialDecay = false; // turning to false to disable sequential decay for now, can be set to true to enable
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File diff suppressed because it is too large
Load Diff
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@ -5,6 +5,7 @@ Created on Wed May 20 13:32:14 2026
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@author: jamesszalkie
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"""
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import gc
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import numpy as np
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import pandas as pd
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from scipy.interpolate import interp1d
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@ -74,6 +75,13 @@ particles = {
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interp_cache = {}
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def clear_interpolator_cache():
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"""Drop cached energy-loss interpolators and force Python to release memory."""
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global interp_cache
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interp_cache.clear()
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gc.collect()
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def make_E_vs_x(
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z,
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mass_u,
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@ -121,7 +129,7 @@ def make_E_vs_x(
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if z == 2:
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rho_g_cm3 = 0.00017
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#rho_g_cm3 = 8.2928e-5
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if z == 1:
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else:
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rho_g_cm3 = 8.2928e-5
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gas = catima.Material(material_def)
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@ -164,6 +172,7 @@ def make_E_vs_x(
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print(f"[INFO] saved: {outfile}")
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interp_cache.pop((label.lower(), medium.lower()), None)
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gc.collect()
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return x, E
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@ -365,7 +374,7 @@ def prepare_tree_data(tree, treename, particle, max_events=None, z_max=34.86):
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radii = np.array([3.7, 4.3])
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dA = (radii[0] - np.sqrt((vXsx3/10)**2 + (vYsx3/10)**2))/ sin_theta
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dC = (radii[1] - np.sqrt((vXsx3/10)**2 + (vYsx3/10)**2))/ sin_theta
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lsx3 = (0.1 / sin_theta) * 10
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lsx3 = (.1 / sin_theta)
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# Filter out unphysical distances (negative or unreasonably small)
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# These typically occur at large angles where trajectory doesn't properly intersect proportional counters
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@ -386,13 +395,16 @@ def prepare_tree_data(tree, treename, particle, max_events=None, z_max=34.86):
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print(f"Computing energies for {particle} ({treename})...")
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#print(f" Retained {np.sum(distance_mask)} / {len(distance_mask)} events after distance filter")
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clear_interpolator_cache()
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EA = energy_loss(particle, "He", Eisx3, dA)
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EC = energy_loss(particle, "He", Eisx3, dC)
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Esx3 = energy_loss(particle, "He", Eisx3, dsx3)
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Eqqq = energy_loss(particle, "He", Eiqqq, dqqq)
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Efinal = energy_loss(particle, "Si", Esx3, lsx3)
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Edet = np.where(Efinal <= 0, Esx3, Esx3 - Efinal)
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clear_interpolator_cache()
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Efinal = energy_loss(particle, "Si", Esx3, lsx3)
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Edet = Esx3 - Efinal
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#Edet = np.where(Efinal <= 0, Esx3, Esx3 - Efinal)
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Elost = Eisx3 - Esx3
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Elostqqq = Eiqqq - Eqqq
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@ -421,19 +433,24 @@ def prepare_tree_data(tree, treename, particle, max_events=None, z_max=34.86):
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"Edet": Edet
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}
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def infer_particle_from_filename(filename):
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lower = os.path.basename(filename).lower()
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if "proton" in lower:
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return "proton"
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if "alpha" in lower:
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return "alpha"
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if "deuteron" in lower:
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return "deuteron"
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return None
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def process_file(filename, treename, particle=None, max_events=None):
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tree = uproot.open(filename)[f"{treename}"]
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if particle is None:
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lower = filename.lower()
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if "proton" in lower:
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particle = "proton"
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elif "alpha" in lower:
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particle = "alpha"
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elif "deuteron" in lower:
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particle = "deuteron"
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else:
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particle = "proton"
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particle = infer_particle_from_filename(filename)
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if particle is None:
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particle = "proton"
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print(f"File {filename} particle {particle}, tree {treename}")
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return prepare_tree_data(tree, treename, particle, max_events=max_events)
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@ -1282,12 +1299,6 @@ class MyInteractiveApp(cmd.Cmd):
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except ValueError:
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print("Value error")
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#try:
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#except ValueError:
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# print("Value error")
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branch_names = []
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for key in self.tree.keys():
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if isinstance(key, bytes):
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@ -1302,9 +1313,6 @@ class MyInteractiveApp(cmd.Cmd):
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print(f"Creating histograms for {len(branch_names)} branches...")
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all_branches = self.tree.arrays(branch_names, library="np", entry_stop=max_events)
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# Keep only events with thetab >= 45
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#mask = (all_branches["Tb"] > 0) & (all_branches["qqqTb"] > 0)
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for branch in branch_names:
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values = all_branches[branch]
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@ -1341,8 +1349,6 @@ class MyInteractiveApp(cmd.Cmd):
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else:
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print("No branches found to histogram.")
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print(f"Plotting complete ({treename}).")
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def do_hist_comp(self, arg):
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@ -1360,7 +1366,6 @@ class MyInteractiveApp(cmd.Cmd):
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else:
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branch_names.append(str(key))
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branch_names = list(dict.fromkeys(branch_names))
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print(branch_names)
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if branch_names:
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@ -1401,7 +1406,6 @@ class MyInteractiveApp(cmd.Cmd):
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else:
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print("No branches found to histogram.")
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def do_dual_plotter(self, arg):
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args = shlex.split(arg)
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@ -1425,21 +1429,25 @@ class MyInteractiveApp(cmd.Cmd):
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for file in files:
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try:
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# If you want to combine tree1 + tree2:
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resolved_path = os.path.join("..", "Armory", file)
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resolved_particle = infer_particle_from_filename(resolved_path)
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tree1 = process_file(
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os.path.join("..", "Armory", file),
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"tree1"
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resolved_path,
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"tree1",
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particle=resolved_particle
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)
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try:
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tree2 = process_file(
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os.path.join("..", "Armory", file),
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"tree2"
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resolved_path,
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"tree2",
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particle=resolved_particle
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)
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data = {
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"particle":
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f"{tree1['particle']}_combined"
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f"{resolved_particle or tree1['particle']}_combined"
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}
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for key in tree1:
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@ -1474,8 +1482,9 @@ class MyInteractiveApp(cmd.Cmd):
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plt.figure(figsize=(8, 6))
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for data in datasets:
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dep_values = data.get("Edet", data.get("Elost", []))
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plt.hist(
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data["Elost"],
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dep_values,
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bins=200,
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histtype="step",
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linewidth=2,
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@ -1483,15 +1492,15 @@ class MyInteractiveApp(cmd.Cmd):
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label=data["particle"]
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)
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plt.xlabel("Energy Loss (MeV)")
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plt.xlabel("Energy Deposition (MeV)")
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plt.ylabel("Normalized Counts")
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plt.title("Energy Loss Comparison")
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plt.title("Energy Deposition Comparison")
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plt.legend()
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plt.grid(True)
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plt.tight_layout()
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plt.savefig(
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f"{outdir}/Elost_overlay.png",
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f"{outdir}/Edet_overlay.png",
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dpi=300
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)
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@ -1536,18 +1545,19 @@ class MyInteractiveApp(cmd.Cmd):
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for ax, data in zip(axes, datasets):
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dep_values = data.get("Edet", data.get("Elost", []))
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h = ax.hist2d(
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data["sx3Z"],
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data["Elost"],
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dep_values,
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bins=200
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)
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ax.set_title(
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f'{data["particle"]}\nElost vs SX3'
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f'{data["particle"]}\nEnergy Deposition vs SX3'
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)
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ax.set_xlabel("SX3 Z")
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ax.set_ylabel("Energy Loss (MeV)")
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ax.set_ylabel("Energy Deposition (MeV)")
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fig.colorbar(
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h[3],
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@ -1558,12 +1568,41 @@ class MyInteractiveApp(cmd.Cmd):
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plt.tight_layout()
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plt.savefig(
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f"{outdir}/Elost_vs_sx3_comparison.png",
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f"{outdir}/Edet_vs_sx3_comparison.png",
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dpi=300
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)
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plt.show()
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for data in datasets:
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mask = (
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~np.isnan(data.get("Edet", [])) &
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(data.get("Edet", []) > 0) &
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~np.isnan(data.get("Eprop", [])) &
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~np.isnan(data.get("thetab", []))
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)
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if not np.any(mask):
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print(f"No valid events for {data['particle']} when plotting Eprop vs Edet.")
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continue
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x = np.asarray(data["Edet"])[mask]
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y = np.asarray(data["Eprop"])[mask] * np.asarray(data["thetab"])[mask]
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plt.figure(figsize=(7, 6))
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plt.hist2d(x, y, bins=200)
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plt.ylabel("PCEnergy")
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plt.xlabel("SX3 Energy Detected (MeV)")
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plt.title(f"{data['particle']} Energy Propagation Difference vs SX3 Energy Detected")
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plt.colorbar(label="Counts")
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plt.tight_layout()
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safe_name = re.sub(r"[^0-9A-Za-z_-]", "_", data["particle"])
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plt.savefig(
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f"{outdir}/{safe_name}_Eprop_vs_Edet.png",
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dpi=300
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)
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plt.show()
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plt.figure(figsize=(8, 6))
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for data in datasets:
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@ -1592,29 +1631,26 @@ class MyInteractiveApp(cmd.Cmd):
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all_Esx3 = []
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all_Eprop = []
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all_Edet = []
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all_Edet = []
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for data in datasets:
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mask = data["Esx3"] > 1
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thetab = np.deg2rad(
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data["thetab"][mask]
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mask = (
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~np.isnan(data["Edet"])
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& (data["Edet"] > 0)
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& ~np.isnan(data["Eprop"])
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& ~np.isnan(data["thetab"])
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)
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thetab = data["thetab"][mask]
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all_Esx3.append(
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data["Esx3"][mask]
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)
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all_Eprop.append(
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data["Eprop"][mask]
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* np.sin(thetab)
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* 3
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* thetab
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)
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all_Edet.append(
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data["Edet"][mask]
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* np.sin(thetab))
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)
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combined_Esx3 = np.concatenate(all_Esx3)
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combined_Eprop = np.concatenate(all_Eprop)
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@ -1660,6 +1696,7 @@ class MyInteractiveApp(cmd.Cmd):
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)
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plt.xlabel("SX3 Energy Deposition (MeV)")
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plt.ylabel("PCEnergy x Sin(theta)")
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plt.title("PCEnergy vs Energy Deposition in sx3")
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plt.colorbar(label="Counts")
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plt.tight_layout()
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plt.savefig(
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@ -1706,7 +1743,5 @@ class MyInteractiveApp(cmd.Cmd):
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f"{len(datasets)} datasets."
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)
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#exec(open("PCEnergyAnalysis.py").read())
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if __name__ == "__main__":
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MyInteractiveApp().cmdloop()
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