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#include "VecGeom/volumes/UnplacedSExtruVolume.h"
#include "VecGeom/management/VolumeFactory.h"
#include "VecGeom/volumes/SpecializedSExtru.h"
#include "VecGeom/base/RNG.h"
#include <stdio.h>
namespace vecgeom {
inline namespace VECGEOM_IMPL_NAMESPACE {
VECCORE_ATT_HOST_DEVICE
void UnplacedSExtruVolume::Print() const
{
printf("UnplacedSExtruVolume\n");
}
void UnplacedSExtruVolume::Print(std::ostream &os) const
{
os << "UnplacedSExtruVolume";
}
#ifndef VECCORE_CUDA
SolidMesh *UnplacedSExtruVolume::CreateMesh3D(Transformation3D const &trans, size_t nSegments) const
{
const PlanarPolygon &polygon = fPolyShell.GetPolygon();
const Precision lowerZ = fPolyShell.GetLowerZ();
const Precision upperZ = fPolyShell.GetUpperZ();
const Precision *verticesX = polygon.GetVertices().x();
const Precision *verticesY = polygon.GetVertices().y();
size_t nVertices = polygon.GetVertices().size();
size_t nMeshVertices = nVertices * 2;
size_t nMeshPolygons = 2 + nVertices;
SolidMesh *sm = new SolidMesh();
sm->ResetMesh(nMeshVertices, nMeshPolygons);
typedef Vector3D<Precision> Vec_t;
Vec_t *const vertices = new Vec_t[nMeshVertices];
for (size_t i = 0; i < nVertices; i++) {
vertices[2 * i] = Vec_t(verticesX[i], verticesY[i], lowerZ); // even lower vertices
vertices[2 * i + 1] = Vec_t(verticesX[i], verticesY[i], upperZ); // odd upper vertices
}
sm->SetVertices(vertices, nMeshVertices);
delete[] vertices;
sm->TransformVertices(trans);
std::vector<size_t> indices;
indices.reserve(nVertices);
// lower surface
for (size_t i = 0; i < 2 * nVertices; i += 2) {
indices.push_back(i);
}
sm->AddPolygon(nVertices, indices, polygon.IsConvex());
indices.clear();
// upper surface
for (size_t i = 2 * nVertices; i > 0; i -= 2) {
indices.push_back(i - 1);
}
sm->AddPolygon(nVertices, indices, polygon.IsConvex());
// lateral
for (size_t i = 0, j = 0; i < (nVertices - 1); i++, j += 2) {
sm->AddPolygon(4, {j, j + 1, j + 3, j + 2}, true);
}
sm->AddPolygon(4, {0, nMeshVertices - 2, nMeshVertices - 1, 1}, true);
// sm->InitSExtruVolume(nMeshVertices, nMeshPolygons, polygon.IsConvex());
return sm;
}
#endif
#ifndef VECCORE_CUDA
template <TranslationCode trans_code, RotationCode rot_code>
VPlacedVolume *UnplacedSExtruVolume::Create(LogicalVolume const *const logical_volume,
Transformation3D const *const transformation,
VPlacedVolume *const placement)
{
if (placement) {
new (placement) SpecializedSExtru<trans_code, rot_code>(logical_volume, transformation);
return placement;
}
return new SpecializedSExtru<trans_code, rot_code>(logical_volume, transformation);
}
VPlacedVolume *UnplacedSExtruVolume::SpecializedVolume(LogicalVolume const *const volume,
Transformation3D const *const transformation,
const TranslationCode trans_code, const RotationCode rot_code,
VPlacedVolume *const placement) const
{
return VolumeFactory::CreateByTransformation<UnplacedSExtruVolume>(volume, transformation, trans_code, rot_code,
placement);
}
#else
template <TranslationCode trans_code, RotationCode rot_code>
VECCORE_ATT_DEVICE
VPlacedVolume *UnplacedSExtruVolume::Create(LogicalVolume const *const logical_volume,
Transformation3D const *const transformation, const int id,
const int copy_no, const int child_id, VPlacedVolume *const placement)
{
if (placement) {
new (placement) SpecializedSExtru<trans_code, rot_code>(logical_volume, transformation, id, copy_no, child_id);
return placement;
}
return new SpecializedSExtru<trans_code, rot_code>(logical_volume, transformation, id, copy_no, child_id);
}
VECCORE_ATT_DEVICE VPlacedVolume *UnplacedSExtruVolume::SpecializedVolume(LogicalVolume const *const volume,
Transformation3D const *const transformation,
const TranslationCode trans_code,
const RotationCode rot_code, const int id,
const int copy_no, const int child_id,
VPlacedVolume *const placement) const
{
return VolumeFactory::CreateByTransformation<UnplacedSExtruVolume>(volume, transformation, trans_code, rot_code, id,
copy_no, child_id, placement);
}
#endif
#ifdef VECGEOM_CUDA_INTERFACE
DevicePtr<cuda::VUnplacedVolume> UnplacedSExtruVolume::CopyToGpu(DevicePtr<cuda::VUnplacedVolume> const gpu_ptr) const
{
auto &vertices = fPolyShell.fPolygon.GetVertices();
Precision const *x_cpu = vertices.x();
Precision const *y_cpu = vertices.y();
const auto Nvert = vertices.size();
// copying the arrays needed for the constructor
Precision *x_gpu_ptr = AllocateOnGpu<Precision>(Nvert * sizeof(Precision));
Precision *y_gpu_ptr = AllocateOnGpu<Precision>(Nvert * sizeof(Precision));
vecgeom::CopyToGpu(x_cpu, x_gpu_ptr, sizeof(Precision) * Nvert);
vecgeom::CopyToGpu(y_cpu, y_gpu_ptr, sizeof(Precision) * Nvert);
DevicePtr<cuda::VUnplacedVolume> gpusextru = CopyToGpuImpl<UnplacedSExtruVolume>(
gpu_ptr, (int)Nvert, x_gpu_ptr, y_gpu_ptr, fPolyShell.fLowerZ, fPolyShell.fUpperZ);
// remove temporary space from GPU
FreeFromGpu(x_gpu_ptr);
FreeFromGpu(y_gpu_ptr);
return gpusextru;
}
DevicePtr<cuda::VUnplacedVolume> UnplacedSExtruVolume::CopyToGpu() const
{
return CopyToGpuImpl<UnplacedSExtruVolume>();
}
#endif // VECGEOM_CUDA_INTERFACE
} // namespace VECGEOM_IMPL_NAMESPACE
#ifdef VECCORE_CUDA
namespace cxx {
template size_t DevicePtr<cuda::UnplacedSExtruVolume>::SizeOf();
template void DevicePtr<cuda::UnplacedSExtruVolume>::Construct(int, Precision *, Precision *, Precision,
Precision) const;
} // namespace cxx
#endif
} // namespace vecgeom
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