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PHG4GenHit.cc
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file PHG4GenHit.cc
1
#include "
PHG4GenHit.h
"
2
#include "
PHG4CylinderGeomContainer.h
"
3
#include "
PHG4CylinderGeom.h
"
4
5
#include <
g4main/PHG4HitContainer.h
>
6
#include <
g4main/PHG4Hit.h
>
7
#include <
g4main/PHG4Hitv1.h
>
8
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#include <
fun4all/Fun4AllReturnCodes.h
>
10
#include <
fun4all/SubsysReco.h
>
// for SubsysReco
11
12
#include <
phool/getClass.h
>
13
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#include <cmath>
15
#include <iostream>
// for operator<<, basic_ostream
16
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class
PHCompositeNode
;
18
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using namespace
std;
20
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PHG4GenHit::PHG4GenHit
(
const
string
&
name
):
22
SubsysReco
(name),
23
phi
(NAN),
24
theta
(NAN),
25
eloss(NAN),
26
layer
(-9999)
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{}
28
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int
30
PHG4GenHit::process_event
(
PHCompositeNode
*topNode)
31
{
32
string
hitnodename =
"G4HIT_"
+
detector
;
33
string
geonodename =
"CYLINDERGEOM_"
+
detector
;
34
PHG4CylinderGeomContainer
*geo = findNode::getClass<PHG4CylinderGeomContainer>(topNode , geonodename.c_str());
35
if
(! geo)
36
{
37
cout <<
"cannot find geo node "
<< geonodename << endl;
38
return
Fun4AllReturnCodes::EVENT_OK
;
39
}
40
PHG4HitContainer
*hits_ = findNode::getClass<PHG4HitContainer>( topNode , hitnodename.c_str());
41
if
(! hits_)
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{
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cout <<
"cannot find hit node "
<< hitnodename << endl;
44
return
Fun4AllReturnCodes::EVENT_OK
;
45
}
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PHG4CylinderGeom
*mygeom = geo->
GetLayerGeom
(
layer
);
47
double
inner_radius
= mygeom->
get_radius
();
48
double
outer_radius
= inner_radius + mygeom->
get_thickness
();
49
PHG4Hit
*hit =
new
PHG4Hitv1
();
50
hit->
set_layer
((
unsigned
int
)
layer
);
51
double
x0 = inner_radius * cos(
phi
*
M_PI
/ 180.);
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double
y0 = inner_radius * sin(
phi
*
M_PI
/ 180.);
53
double
z0
= inner_radius * cos(
theta
*
M_PI
/ 180.);
54
double
x1
= outer_radius * cos(
phi
*
M_PI
/ 180.);
55
double
y1
= outer_radius * sin(
phi
*
M_PI
/ 180.);
56
double
z1
= outer_radius * cos(
theta
*
M_PI
/ 180.);
57
hit->
set_x
(0, x0);
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hit->
set_y
(0, y0);
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hit->
set_z
(0, z0);
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hit->
set_x
(1, x1);
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hit->
set_y
(1, y1);
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hit->
set_z
(1, z1);
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hit->
set_edep
(
eloss
);
64
hit->
set_trkid
(-1);
65
hits_->
AddHit
(layer, hit);
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if
(
Verbosity
() > 0)
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{
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cout <<
"phi "
<<
phi
<<
" inner rad: "
<< inner_radius
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<<
", outer rad: "
<< outer_radius
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<<
" x0/y0/z0: "
<< x0 <<
"/"
<< y0 <<
"/"
<< z0
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<<
" x1/y1/z1: "
<< x1 <<
"/"
<< y1 <<
"/"
<< z1
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<<
" edep: "
<<
eloss
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<< endl;
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}
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return
Fun4AllReturnCodes::EVENT_OK
;
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}
coresoftware
blob
master
simulation
g4simulation
g4detectors
PHG4GenHit.cc
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:24:41
using
1.8.2 with
ECCE GitHub integration