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Updating EvtCalc interface to work with any N-body decay #581

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merged 6 commits into from
Dec 18, 2024
Merged

Updating EvtCalc interface to work with any N-body decay #581

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fa25dc7
Updating EvtCalc interface to Nbody decays
mferril Dec 17, 2024
4359da2
Adding EvtCalc file converter
mferril Dec 17, 2024
f586857
include @olantwin's comments
mferril Dec 18, 2024
5d95813
Fix typo
mferril Dec 18, 2024
eb5eff5
Fix comment formatting in convertEvtCalc
olantwin Dec 18, 2024
2a72ac2
Update changelog
mferril Dec 18, 2024
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13 changes: 6 additions & 7 deletions macro/convertEvtCalc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,7 @@ def parse_file(infile):
data = np.loadtxt(current_block)
variables = [data[:, i] for i in range(data.shape[1])]
parsed_data.append((process_type, sampled_points, variables))

return parsed_data

except FileNotFoundError:
Expand Down Expand Up @@ -90,15 +90,15 @@ def convert_file(infile, outdir):
"decay_prob",
"vx",
"vy",
"vz"
"vz",
]
daughter_vars = [
"px_prod",
"py_prod",
"pz_prod",
"e_prod",
"mass_prod",
"pdg_prod"
"pdg_prod",
]
fname = infile.split("/")[-1]
command = f"cp {infile} {outdir}/{fname}"
Expand All @@ -108,16 +108,15 @@ def convert_file(infile, outdir):
else:
os.system(command)

infile = f"{outdir}/{fname}"
infile = f"{outdir}/{fname}"
parsed_data = parse_file(infile)
outfile = infile.split(".dat")[0] + ".root"
ncols = len(parsed_data[0][2])
nvardau = 6 # qualifiers for each daughter
nvardau = 6 #qualifiers for each daughter
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remaining_vars = ncols - len(vars_names)

if (remaining_vars % nvardau)!=0:
raise ValueError(f"- convertEvtCalc - Error: number of daughters is not exact.")
sys.exit(1)

ndau = remaining_vars // nvardau
print(f"- convertEvtCalc - Max multiplicity of daughters: {ndau}")
Expand All @@ -140,7 +139,7 @@ def convert_file(infile, outdir):

branch_f = {}
for var in vars_names:
branch_f[var] = np.zeros(1, dtype=float)
branch_f[var] = np.zeros(1, dtype=float)
tree.Branch(var, branch_f[var], f"{var}/D")

for pt, sp, vars in parsed_data:
Expand Down
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