From 43199c5967a36e7768090eb8b9f61dc8d48178cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Jacazio?= <nicolo.jacazio@cern.ch>
Date: Mon, 19 Apr 2021 13:21:13 +0200
Subject: [PATCH] Hardsetting the eta range from the config file

---
 examples/scripts/createO2tables.py      | 9 +--------
 examples/scripts/default_configfile.ini | 3 +++
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/examples/scripts/createO2tables.py b/examples/scripts/createO2tables.py
index a8bffdf..382e8b0 100755
--- a/examples/scripts/createO2tables.py
+++ b/examples/scripts/createO2tables.py
@@ -154,16 +154,9 @@ def opt(entry, require=True):
     sigmaT = opt("sigmaT")
     sigmaT0 = opt("sigmaT0")
     radius = opt("radius")
+    etaMax = opt("etamax")
     length = opt("length")
 
-    # calculate max eta from geometry
-    verbose_msg("Computing maximum eta based on detector length and radius")
-    th = numpy.arctan2(float(radius), float(length))*0.5
-    sth = numpy.sin(th)
-    cth = numpy.cos(th)
-    etaMax = -numpy.log(sth/cth)
-    running_options["etaMax"] = etaMax
-
     # copy relevant files in the working directory
     def do_copy(in_file, out_file):
         in_file = os.path.expanduser(os.path.expandvars(in_file))
diff --git a/examples/scripts/default_configfile.ini b/examples/scripts/default_configfile.ini
index 3ce2f5c..c4944b4 100644
--- a/examples/scripts/default_configfile.ini
+++ b/examples/scripts/default_configfile.ini
@@ -4,6 +4,9 @@
 
 ### detector configuration
 
+# Acceptance in eta
+etamax = 2.
+
 # magnetic field [kG]
 bfield = 5.