Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
#include "DDRec/Surface.h"
#include "DDRec/DetectorData.h"
#include "DD4hep/OpticalSurfaces.h"
#include "DD4hep/DetFactoryHelper.h"
#include "DD4hep/Printout.h"
#include <XML/Helper.h>
#include <XML/Layering.h>
//////////////////////////////////////////////////
// Far Forward Ion Zero Degree Calorimeter - Hcal
//////////////////////////////////////////////////
using namespace std;
using namespace dd4hep;
static Ref_t createDetector(Detector& desc, xml_h e, SensitiveDetector sens)
{
xml_det_t x_det = e;
string detName = x_det.nameStr();
int detID = x_det.id();
xml_dim_t dim = x_det.dimensions();
double Width = dim.x();
double Length = dim.z();
xml_dim_t pos = x_det.position();
double z = pos.z();
xml_dim_t rot = x_det.rotation();
Material Vacuum = desc.material("Vacuum");
int layer_num = 1;
int slice_num = 1;
double totWidth = Layering(x_det).totalThickness();
Box envelope (Width/2.0, Width/2.0, totWidth/2.0);
Volume envelopeVol(detName+"_envelope", envelope, Vacuum);
envelopeVol.setVisAttributes(desc.visAttributes(x_det.visStr()));
PlacedVolume pv;
xml_comp_t x_layer = x_det.child(_U(layer));
// Read layers
for(xml_coll_t c(x_det,_U(layer)); c; ++c) {
xml_comp_t x_layer = c;
int repeat = x_layer.repeat();
double layerWidth = 0;
for(xml_coll_t l(x_layer,_U(slice)); l; ++l)
layerWidth += xml_comp_t(l).thickness();
// Loop over repeat#
for(int i=0; i< repeat; i++) {
double zlayer = z;
string layer_name = detName + _toString(layer_num,"_layer%d");
Volume layer_vol(layer_name,Box(Width/2.0, Width/2.0,layerWidth/2.0), Vacuum);
// Loop over slices
for(xml_coll_t l(x_layer,_U(slice)); l; ++l) {
xml_comp_t x_slice = l;
double w = x_slice.thickness();
string slice_name = layer_name + _toString(slice_num,"slice%d");
Material slice_mat = desc.material(x_slice.materialStr());
Volume slice_vol (slice_name,Box(Width/2.0, Width/2.0,w/2.0),slice_mat);
if(x_slice.isSensitive()) {
sens.setType("calorimeter");
slice_vol.setSensitiveDetector(sens);
}
slice_vol.setAttributes(desc,x_slice.regionStr(), x_slice.limitsStr(), x_slice.visStr());
pv = layer_vol.placeVolume(slice_vol, Transform3D(RotationZYX(0, 0, 0),Position(0.0,0.0,z-zlayer-layerWidth/2.0+w/2.0)));
pv.addPhysVolID("slice", slice_num);
z += w;
++slice_num;
}
string layer_vis = dd4hep::getAttrOrDefault(x_layer, _Unicode(vis), "InvisibleWithDaughters");
layer_vol.setAttributes(desc, x_layer.regionStr(), x_layer.limitsStr(), layer_vis);
pv = envelopeVol.placeVolume(layer_vol, Transform3D(RotationZYX(0, 0, 0), Position(0,0,zlayer-pos.z()-totWidth/2.0+layerWidth/2.0)));
pv.addPhysVolID("layer", layer_num);
++layer_num;
}
}
DetElement det(detName, detID);
Volume motherVol = desc.pickMotherVolume(det);
Transform3D tr(RotationZYX(rot.z(), -rot.y(), rot.x()), Position(pos.x(), pos.y(), pos.z() + totWidth/2.0));
PlacedVolume phv = motherVol.placeVolume(envelopeVol, tr);
phv.addPhysVolID("system", detID);
det.setPlacement(phv);
return det;
}
DECLARE_DETELEMENT(ffi_ZDC_HCAL, createDetector)