From 8808c43b621f243d09d3cb4fd2114709799b726a Mon Sep 17 00:00:00 2001
From: Christof Kraus <christof.kraus@psi.ch>
Date: Mon, 3 Aug 2020 10:38:24 +0200
Subject: [PATCH] Resolve "OrbitThreader doesn't track far enough when
TRACKBACK=true"
---
src/Algorithms/ParallelTTracker.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/Algorithms/ParallelTTracker.cpp b/src/Algorithms/ParallelTTracker.cpp
index 909b5d182..cd14fd196 100644
--- a/src/Algorithms/ParallelTTracker.cpp
+++ b/src/Algorithms/ParallelTTracker.cpp
@@ -247,7 +247,7 @@ void ParallelTTracker::execute() {
-rmin(2),
itsBunch_m->getT(),
(back_track? -minTimeStep: minTimeStep),
- stepSizes_m.getFinalZStop() + 2 * rmax(2),
+ stepSizes_m.getFinalZStop() + std::copysign(1.0, itsBunch_m->getdT()) * 2 * rmax(2),
itsOpalBeamline_m);
oth.execute();
--
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