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Fix ITS seeding for B=0 #15157

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Merged
shahor02 merged 1 commit into from
Mar 13, 2026
+2 −2
Merged

Fix ITS seeding for B=0 #15157

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2 changes: 1 addition & 1 deletion Detectors/ITSMFT/ITS/tracking/GPU/cuda/TrackingKernels.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -146,7 +146,7 @@ GPUdii() o2::track::TrackParCov buildTrackSeed(const Cluster& cluster1,
const float dx = x3 - x1;
const float dy = y3 - y1;
snp = sign * dy / o2::gpu::CAMath::Hypot(dx, dy);
q2pt = sign / track::kMostProbablePt;
q2pt = 1.f / track::kMostProbablePt;
q2pt2 = 1.f;
} else {
const float crv = math_utils::computeCurvature(x3, y3, x2, y2, x1, y1);
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2 changes: 1 addition & 1 deletion Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx
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Expand Up @@ -1281,7 +1281,7 @@ track::TrackParCov TrackerTraits<nLayers>::buildTrackSeed(const Cluster& cluster
const float dx = x3 - x1;
const float dy = y3 - y1;
snp = sign * dy / o2::gpu::CAMath::Hypot(dx, dy);
q2pt = sign / track::kMostProbablePt;
q2pt = 1.f / track::kMostProbablePt;
q2pt2 = 1.f;
} else {
const float crv = math_utils::computeCurvature(x3, y3, x2, y2, x1, y1);
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