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Tracking
TrkDetDescr
TrkVolumes
TrkVolumes
CylinderIntersector.h
Go to the documentation of this file.
1
/*
2
Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
3
*/
4
6
// CylinderIntersector.h, (c) ATLAS Detector software
8
9
#ifndef TRKVOLUMES_CYLINDERINTERSECTOR_H
10
#define TRKVOLUMES_CYLINDERINTERSECTOR_H
11
12
#include <cmath>
13
14
namespace
Trk
{
15
20
struct
CylinderIntersector
{
21
22
double
yOfX
;
23
double
segLength
;
24
25
CylinderIntersector
(
double
px
,
double
py
,
double
k
,
double
xprime) {
26
double
deltax = xprime-
px
;
27
yOfX
=
py
+
k
*(deltax);
28
double
deltay =
yOfX
-
py
;
29
segLength
= sqrt(deltax*deltax+deltay*deltay);
30
}
31
};
32
33
}
// end of ns
34
35
#endif
Trk::py
@ py
Definition:
ParamDefs.h:60
Trk::CylinderIntersector::CylinderIntersector
CylinderIntersector(double px, double py, double k, double xprime)
Definition:
CylinderIntersector.h:25
Trk::CylinderIntersector::segLength
double segLength
length of the line segment
Definition:
CylinderIntersector.h:23
Trk::CylinderIntersector
Definition:
CylinderIntersector.h:20
Trk::px
@ px
Definition:
ParamDefs.h:59
Trk::CylinderIntersector::yOfX
double yOfX
the result of x
Definition:
CylinderIntersector.h:22
Trk
Ensure that the ATLAS eigen extensions are properly loaded.
Definition:
FakeTrackBuilder.h:9
fitman.k
k
Definition:
fitman.py:528
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