Update Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx

Co-authored-by: Matteo Concas <mconcas@cern.ch>
AliceO2Group · Mar 15, 2024 · 8dc1d54 · 8dc1d54
1 parent a89af5f
commit 8dc1d54
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx b/Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx
@@ -977,7 +977,7 @@ track::TrackParCov TrackerTraits::buildTrackSeed(const Cluster& cluster1, const
   const float z3 = tf3.positionTrackingFrame[1];
 
   const bool zeroField{std::abs(getBz()) < o2::constants::math::Almost0};
-  const float tgp = zeroField ? std::atan2(y3 - y1, x3 - x1) : 1.f;
+  const float tgp = zeroField ? o2::gpu::CAMath::ATan2(y3 - y1, x3 - x1) : 1.f;
   const float crv = zeroField ? 1.f : math_utils::computeCurvature(x3, y3, x2, y2, x1, y1);
   const float snp = zeroField ? tgp / o2::gpu::CAMath::Sqrt(1.f + tgp * tgp) : crv * (x3 - math_utils::computeCurvatureCentreX(x3, y3, x2, y2, x1, y1));
   const float tgl12 = math_utils::computeTanDipAngle(x1, y1, x2, y2, z1, z2);