From d9e06ae40c65c0d2264d97efc7ea4984dfddcbd5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Renata=20Kopecn=C3=A1?= <kopecna@physi.uni-heidelberg.de>
Date: Thu, 20 Jan 2022 16:51:42 +0100
Subject: [PATCH] Update 'Event generator'

---
 Event-generator.md | 33 ++++++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/Event-generator.md b/Event-generator.md
index f87f5c1..f3d58f8 100644
--- a/Event-generator.md
+++ b/Event-generator.md
@@ -1 +1,32 @@
-# TODO
\ No newline at end of file
+
+# Building the environment
+
+```
+SetupProject DaVinci/v41r2
+SetupProject Gauss/v49r7
+```
+# Run without detector simulation
+Output is .sim file
+
+
+for PHSP MC:
+```
+gaudirun.py Gauss-Job_StandAlone.py JobStandAloneKSpiTightCut.py
+```
+
+for Signal MC:
+```
+gaudirun.py Gauss-Job_StandAlone.py JobStandAloneKSpiSignalMC.py $APPCONFIGOPTS/Gauss/Beam6500GeV-md100-2016-nu1.6.py $DECFILESROOT/options/12115102.py $LBPYTHIA8ROOT/options/Pythia8.py
+gaudirun.py Gauss-Job_StandAlone.py JobStandAloneKSpiSignalMC.py
+```
+
+For more details see
+[https://wiki.physik.uzh.ch/lhcb/gauss:gauss](https://wiki.physik.uzh.ch/lhcb/gauss:gauss)
+
+
+# Convert .sim files to .root files
+
+The .sim input file is **hardcoded** in the tupleResultKSpi_StandAlone_TightCut.py!
+```
+lb-run DaVinci/v41r2 gaudirun.py tupleResultKSpi_StandAlone_TightCut.py
+```
\ No newline at end of file