19 if (not ptrTrackRelation)
return false;
26 const CDCTrack& fromTrack = *ptrFromTrack;
27 const CDCTrack& toTrack = *ptrToTrack;
41 const Vector3D hitPosGap = toFirstHitPos - fromLastHitPos;
42 const Vector3D longHitPosGap = toLastHitPos - fromFirstHitPos;
44 const double hitDistance = hitPosGap.
norm();
45 const double longHitDistance = longHitPosGap.
norm();
53 double fromLastHitAlpha = fromLastHit.
getAlpha();
54 double toFirstHitAlpha = toFirstHit.
getAlpha();
62 finitevar<
named(
"delta_hit_distance")>() = longHitDistance - hitDistance;
68 const Vector3D fromStretch = fromLastHitPos - fromFirstHitPos;
69 const Vector3D toStretch = toLastHitPos - toFirstHitPos;
71 const double fromLength = fromStretch.
norm();
72 const double toLength = toStretch.
norm();
74 const Vector3D firstPosGap = toFirstHitPos - fromFirstHitPos;
75 const Vector3D lastPosGap = toLastHitPos - fromLastHitPos;
77 const double firstOffset = firstPosGap.
norm();
78 const double lastOffset = lastPosGap.
norm();
81 firstOffset * lastOffset - longHitDistance * hitDistance - fromLength * toLength;