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Update c1 state in the DC track banks #1565

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Update c1 state in the DC track banks #1565

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5f8159e
update C1 state at z = 229 cm in tilted sector frame
tongtongcao Dec 19, 2025
87b0eb5
update banks
tongtongcao Nov 3, 2026
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24 changes: 12 additions & 12 deletions etc/bankdefs/hipo4/dc.json
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Original file line number Diff line number Diff line change
Expand Up @@ -251,12 +251,12 @@
{"name":"id", "type":"S", "info":"id of the track"},
{"name":"status", "type":"S", "info":"status of the track"},
{"name":"sector", "type":"B", "info":"sector of the track"},
{"name":"c1_x", "type":"F", "info":"Upstream Region 1 cross x-position in the lab (in cm)"},
{"name":"c1_y", "type":"F", "info":"Upstream Region 1 cross y-position in the lab (in cm)"},
{"name":"c1_z", "type":"F", "info":"Upstream Region 1 cross z-position in the lab (in cm)"},
{"name":"c1_ux", "type":"F", "info":"Upstream Region 1 cross unit x-direction vector in the lab"},
{"name":"c1_uy", "type":"F", "info":"Upstream Region 1 cross unit y-direction vector in the lab"},
{"name":"c1_uz", "type":"F", "info":"Upstream Region 1 cross unit z-direction vector in the lab"},
{"name":"c1_x", "type":"F", "info":"x-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_y", "type":"F", "info":"y-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_z", "type":"F", "info":"z-position = 229 cm in the tilted sector frame"},
{"name":"c1_ux", "type":"F", "info":"x-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uy", "type":"F", "info":"y-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uz", "type":"F", "info":"z-direction at z = 229 cm in the tilted sector frame"},
{"name":"c3_x", "type":"F", "info":"Downstream Region 3 cross x-position in the lab (in cm)"},
{"name":"c3_y", "type":"F", "info":"Downstream Region 3 cross y-position in the lab (in cm)"},
{"name":"c3_z", "type":"F", "info":"Downstream Region 3 cross z-position in the lab (in cm)"},
Expand Down Expand Up @@ -485,12 +485,12 @@
{"name":"id", "type":"S", "info":"id of the track"},
{"name":"status", "type":"S", "info":"status of the track"},
{"name":"sector", "type":"B", "info":"sector of the track"},
{"name":"c1_x", "type":"F", "info":"Upstream Region 1 cross x-position in the lab (in cm)"},
{"name":"c1_y", "type":"F", "info":"Upstream Region 1 cross y-position in the lab (in cm)"},
{"name":"c1_z", "type":"F", "info":"Upstream Region 1 cross z-position in the lab (in cm)"},
{"name":"c1_ux", "type":"F", "info":"Upstream Region 1 cross unit x-direction vector in the lab"},
{"name":"c1_uy", "type":"F", "info":"Upstream Region 1 cross unit y-direction vector in the lab"},
{"name":"c1_uz", "type":"F", "info":"Upstream Region 1 cross unit z-direction vector in the lab"},
{"name":"c1_x", "type":"F", "info":"x-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_y", "type":"F", "info":"y-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_z", "type":"F", "info":"z-position = 229 cm in the tilted sector frame"},
{"name":"c1_ux", "type":"F", "info":"x-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uy", "type":"F", "info":"y-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uz", "type":"F", "info":"z-direction at z = 229 cm in the tilted sector frame"},
{"name":"c3_x", "type":"F", "info":"Downstream Region 3 cross x-position in the lab (in cm)"},
{"name":"c3_y", "type":"F", "info":"Downstream Region 3 cross y-position in the lab (in cm)"},
{"name":"c3_z", "type":"F", "info":"Downstream Region 3 cross z-position in the lab (in cm)"},
Expand Down
24 changes: 12 additions & 12 deletions etc/bankdefs/hipo4/dcnn.json
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Original file line number Diff line number Diff line change
Expand Up @@ -126,12 +126,12 @@
{"name":"id", "type":"S", "info":"id of the track"},
{"name":"status", "type":"S", "info":"status of the track"},
{"name":"sector", "type":"B", "info":"sector of the track"},
{"name":"c1_x", "type":"F", "info":"Upstream Region 1 cross x-position in the lab (in cm)"},
{"name":"c1_y", "type":"F", "info":"Upstream Region 1 cross y-position in the lab (in cm)"},
{"name":"c1_z", "type":"F", "info":"Upstream Region 1 cross z-position in the lab (in cm)"},
{"name":"c1_ux", "type":"F", "info":"Upstream Region 1 cross unit x-direction vector in the lab"},
{"name":"c1_uy", "type":"F", "info":"Upstream Region 1 cross unit y-direction vector in the lab"},
{"name":"c1_uz", "type":"F", "info":"Upstream Region 1 cross unit z-direction vector in the lab"},
{"name":"c1_x", "type":"F", "info":"x-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_y", "type":"F", "info":"y-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_z", "type":"F", "info":"z-position = 229 cm in the tilted sector frame"},
{"name":"c1_ux", "type":"F", "info":"x-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uy", "type":"F", "info":"y-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uz", "type":"F", "info":"z-direction at z = 229 cm in the tilted sector frame"},
{"name":"c3_x", "type":"F", "info":"Downstream Region 3 cross x-position in the lab (in cm)"},
{"name":"c3_y", "type":"F", "info":"Downstream Region 3 cross y-position in the lab (in cm)"},
{"name":"c3_z", "type":"F", "info":"Downstream Region 3 cross z-position in the lab (in cm)"},
Expand Down Expand Up @@ -346,12 +346,12 @@
{"name":"id", "type":"S", "info":"id of the track"},
{"name":"status", "type":"S", "info":"status of the track"},
{"name":"sector", "type":"B", "info":"sector of the track"},
{"name":"c1_x", "type":"F", "info":"Upstream Region 1 cross x-position in the lab (in cm)"},
{"name":"c1_y", "type":"F", "info":"Upstream Region 1 cross y-position in the lab (in cm)"},
{"name":"c1_z", "type":"F", "info":"Upstream Region 1 cross z-position in the lab (in cm)"},
{"name":"c1_ux", "type":"F", "info":"Upstream Region 1 cross unit x-direction vector in the lab"},
{"name":"c1_uy", "type":"F", "info":"Upstream Region 1 cross unit y-direction vector in the lab"},
{"name":"c1_uz", "type":"F", "info":"Upstream Region 1 cross unit z-direction vector in the lab"},
{"name":"c1_x", "type":"F", "info":"x-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_y", "type":"F", "info":"y-position at z = 229 cm in the tilted sector frame"},
{"name":"c1_z", "type":"F", "info":"z-position = 229 cm in the tilted sector frame"},
{"name":"c1_ux", "type":"F", "info":"x-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uy", "type":"F", "info":"y-direction at z = 229 cm in the tilted sector frame"},
{"name":"c1_uz", "type":"F", "info":"z-direction at z = 229 cm in the tilted sector frame"},
{"name":"c3_x", "type":"F", "info":"Downstream Region 3 cross x-position in the lab (in cm)"},
{"name":"c3_y", "type":"F", "info":"Downstream Region 3 cross y-position in the lab (in cm)"},
{"name":"c3_z", "type":"F", "info":"Downstream Region 3 cross z-position in the lab (in cm)"},
Expand Down
16 changes: 6 additions & 10 deletions reconstruction/dc/src/main/java/org/jlab/rec/dc/track/TrackCandListFinder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -580,7 +580,7 @@ public void setTrackPars(Track cand,
-cand.get_Q());

//swimming to a ref point upstream of the first DC region
double[] VecAtTarIn = dcSwim.SwimToPlaneTiltSecSys(cand.get(0).get_Sector(), 180);
double[] VecAtTarIn = dcSwim.SwimToPlaneTiltSecSys(cand.get(0).get_Sector(), 229);
if (VecAtTarIn == null) {
cand.fit_Successful = false;
return;
Expand All @@ -602,6 +602,11 @@ public void setTrackPars(Track cand,

Point3D trkR1X = C.getCoordsInLab(xOr, yOr, zOr);
Point3D trkR1P = C.getCoordsInLab(pxOr, pyOr, pzOr);

//set the pseudocross at z = 229 cm in the tilted sector frame
cand.set_PreRegion1CrossPoint(new Point3D(xOr, yOr, zOr));
cand.set_PreRegion1CrossDir(new Point3D(pxOr / cand.get_P(), pyOr / cand.get_P(), pzOr / cand.get_P()));

cand.set_Region1TrackX(new Point3D(trkR1X.x(), trkR1X.y(), trkR1X.z()));
cand.set_Region1TrackP(new Point3D(trkR1P.x(), trkR1P.y(), trkR1P.z()));

Expand Down Expand Up @@ -659,16 +664,7 @@ public void setTrackPars(Track cand,
cand.fit_Successful = false;
return;
}
double xInner = VecAtHtccSurf[0];
double yInner = VecAtHtccSurf[1];
double zInner = VecAtHtccSurf[2];
double uxInner = VecAtHtccSurf[3] / cand.get_P();
double uyInner = VecAtHtccSurf[4] / cand.get_P();
double uzInner = VecAtHtccSurf[5] / cand.get_P();

//set the pseudocross at extrapolated position
cand.set_PreRegion1CrossPoint(new Point3D(xInner, yInner, zInner));
cand.set_PreRegion1CrossDir(new Point3D(uxInner, uyInner, uzInner));
}

private Integer getKey(Track trk) {
Expand Down
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