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
|
#include "VecGeomTest/Visualizer.h"
#include "VecGeom/volumes/utilities/VolumeUtilities.h"
#include "TPolyMarker3D.h"
#include "VecGeom/base/Vector3D.h"
#include "VecGeom/volumes/GenTrap.h"
using namespace vecgeom;
int main()
{
constexpr int nSamples = 10000;
Precision verticesx[8] = {-3, -2.5, 3, 2.5, -2, -2, 2, 2};
Precision verticesy[8] = {-2.5, 3, 2.5, -3, -2, 2, 2, -2};
SimpleGenTrap trap("gentrap", verticesx, verticesy, 10);
TPolyMarker3D pm(nSamples);
pm.SetMarkerColor(kRed);
pm.SetMarkerStyle(6);
Inside_t inside;
int nerrors = 0;
for (int i = 0; i < nSamples; ++i) {
Vector3D<Precision> sample;
sample = trap.GetUnplacedVolume()->SamplePointOnSurface();
inside = trap.Inside(sample);
if (inside != EnumInside::kSurface) nerrors++;
/*
bool contains;
do {
sample = volumeUtilities::SamplePoint(Vector3D<Precision>(4, 4, 10));
sample = trap.GetUnplacedVolume()->SamplePointOnSurface();
inside = trap.Inside(sample);
contains = trap.Contains(sample);
if (inside==kInside && !contains) {
inside = trap.Inside(sample);
}
} while (inside != kInside);
*/
pm.SetNextPoint(sample[0], sample[1], sample[2]);
}
Visualizer visualizer;
visualizer.AddVolume(trap);
visualizer.AddPoints(pm);
visualizer.Show();
printf("=== nerrors = %d\n", nerrors);
return 0;
}
|
