From 8fd724c6336b0a8c314d4f234c97551574ec3ede Mon Sep 17 00:00:00 2001
From: Chengdong Fu <fucd@ihep.ac.cn>
Date: Tue, 26 Oct 2021 16:53:25 +0800
Subject: [PATCH] add unit information
---
Simulation/DetSimSD/include/DetSimSD/DDG4SensitiveDetector.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Simulation/DetSimSD/include/DetSimSD/DDG4SensitiveDetector.h b/Simulation/DetSimSD/include/DetSimSD/DDG4SensitiveDetector.h
index b4084be5..687771e3 100644
--- a/Simulation/DetSimSD/include/DetSimSD/DDG4SensitiveDetector.h
+++ b/Simulation/DetSimSD/include/DetSimSD/DDG4SensitiveDetector.h
@@ -52,7 +52,9 @@ public:
// from the current sensitive volume to the world volume
virtual long long getCellID(const G4Step* step);
- // Returns the position of center of cell
+ // Returns the position of center of cell, according cell ID
+ // if cellID not set, getCellID(step) will be invoke
+ // unit mm
virtual dd4hep::Position getNominalPosition(const G4Step* step, const long long cellID=0);
protected:
--
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