From e5c8d4e09a2a784b9698c6f94a7466b3e455096e Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Sat, 2 Nov 2024 01:14:26 -0400
Subject: [PATCH] TrackParamTruthInitConfig: maxEtaForward=10 for B0 coverage

We should cover down to 5.5 mrad.
The new value eta=10 covers that:
```
>>> import numpy as np
>>> np.rad2deg(2*np.arctan(np.exp(-10)))
0.005202448727587163
```
---
 src/algorithms/tracking/TrackParamTruthInitConfig.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/algorithms/tracking/TrackParamTruthInitConfig.h b/src/algorithms/tracking/TrackParamTruthInitConfig.h
index d09c479b8e..117baeffcd 100644
--- a/src/algorithms/tracking/TrackParamTruthInitConfig.h
+++ b/src/algorithms/tracking/TrackParamTruthInitConfig.h
@@ -12,7 +12,7 @@ struct TrackParamTruthInitConfig {
     double maxVertexY       = 80  * dd4hep::mm;
     double maxVertexZ       = 200 * dd4hep::mm;
     double minMomentum      = 100 * dd4hep::MeV;
-    double maxEtaForward    = 6.0;
+    double maxEtaForward    = 10.0;
     double maxEtaBackward   = 4.1;
     double momentumSmear    = 0.1;