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/*
* UnplacedPolycone.h
*
* Created on: Dec 8, 2014
* Author: swenzel
*/
#ifndef VECGEOM_VOLUMES_UNPLACEDPOLYCONE_H_
#define VECGEOM_VOLUMES_UNPLACEDPOLYCONE_H_
#include "VecGeom/base/Cuda.h"
#include "VecGeom/base/Global.h"
#include "VecGeom/base/AlignedBase.h"
#include "VecGeom/volumes/UnplacedVolume.h"
#include "VecGeom/volumes/PolyconeStruct.h"
#include "VecGeom/volumes/kernel/PolyconeImplementation.h"
#include "VecGeom/volumes/UnplacedVolumeImplHelper.h"
#include "VecGeom/volumes/kernel/shapetypes/ConeTypes.h"
namespace vecgeom {
VECGEOM_DEVICE_FORWARD_DECLARE(class UnplacedPolycone;);
VECGEOM_DEVICE_DECLARE_CONV(class, UnplacedPolycone);
VECGEOM_DEVICE_DECLARE_CONV_TEMPLATE(class, SUnplacedPolycone, typename);
inline namespace VECGEOM_IMPL_NAMESPACE {
class UnplacedPolycone : public VUnplacedVolume {
private:
PolyconeStruct<Precision> fPolycone;
public:
// Constructor needed by specialization when Polycone becomes Cone
UnplacedPolycone(Precision rmin1, Precision rmax1, Precision rmin2, Precision rmax2, Precision dz, Precision phistart,
Precision deltaphi)
{
int Nz = 2;
Precision rMin[2];
Precision rMax[2];
Precision z[2];
rMin[0] = rmin1;
rMin[1] = rmin2;
rMax[0] = rmax1;
rMax[1] = rmax2;
z[0] = -dz;
z[1] = dz;
fPolycone.fContinuityOverAll = true;
fPolycone.fConvexityPossible = true;
fPolycone.fEqualRmax = true;
fPolycone.Init(phistart, deltaphi, Nz, z, rMin, rMax);
DetectConvexity();
ComputeBBox();
}
// Constructor needed by specialization when Polycone becomes Tube
UnplacedPolycone(Precision rmin, Precision rmax, Precision dz, Precision phistart, Precision deltaphi)
{
int Nz = 2;
Precision rMin[2];
Precision rMax[2];
Precision z[2];
rMin[0] = rmin;
rMin[1] = rmin;
rMax[0] = rmax;
rMax[1] = rmax;
z[0] = -dz;
z[1] = dz;
fPolycone.fContinuityOverAll = true;
fPolycone.fConvexityPossible = true;
fPolycone.fEqualRmax = true;
fPolycone.Init(phistart, deltaphi, Nz, z, rMin, rMax);
DetectConvexity();
ComputeBBox();
}
// the constructor
VECCORE_ATT_HOST_DEVICE
UnplacedPolycone(Precision phistart, Precision deltaphi, int Nz, Precision const *z, Precision const *rmin,
Precision const *rmax)
{
// init internal members
fPolycone.fContinuityOverAll = true;
fPolycone.fConvexityPossible = true;
fPolycone.fEqualRmax = true;
fPolycone.Init(phistart, deltaphi, Nz, z, rmin, rmax);
DetectConvexity();
ComputeBBox();
}
// alternative constructor, required for integration with Geant4
VECCORE_ATT_HOST_DEVICE
UnplacedPolycone(Precision phiStart, // initial phi starting angle
Precision phiTotal, // total phi angle
int numRZ, // number corners in r,z space
Precision const *r, // r coordinate of these corners
Precision const *z); // z coordinate of these corners
VECCORE_ATT_HOST_DEVICE
void DetectConvexity();
VECCORE_ATT_HOST_DEVICE
void Reset();
VECCORE_ATT_HOST_DEVICE
PolyconeHistorical *GetOriginalParameters() const { return fPolycone.GetOriginalParameters(); }
VECCORE_ATT_HOST_DEVICE
PolyconeStruct<Precision> const &GetStruct() const { return fPolycone; }
VECCORE_ATT_HOST_DEVICE
unsigned int GetNz() const { return fPolycone.fNz; }
VECCORE_ATT_HOST_DEVICE
int GetNSections() const { return fPolycone.fSections.size(); }
VECCORE_ATT_HOST_DEVICE
Precision GetStartPhi() const { return fPolycone.fStartPhi; }
VECCORE_ATT_HOST_DEVICE
Precision GetDeltaPhi() const { return fPolycone.fDeltaPhi; }
VECCORE_ATT_HOST_DEVICE
Precision GetEndPhi() const { return fPolycone.fStartPhi + fPolycone.fDeltaPhi; }
VECCORE_ATT_HOST_DEVICE
evolution::Wedge const &GetWedge() const { return fPolycone.fPhiWedge; }
VECCORE_ATT_HOST_DEVICE
int GetSectionIndex(Precision zposition) const { return fPolycone.GetSectionIndex(zposition); }
VECCORE_ATT_HOST_DEVICE
PolyconeSection const &GetSection(Precision zposition) const { return fPolycone.GetSection(zposition); }
VECCORE_ATT_HOST_DEVICE
// GetSection if index is known
PolyconeSection const &GetSection(int index) const { return fPolycone.fSections[index]; }
VECCORE_ATT_HOST_DEVICE
Precision GetRminAtPlane(int index) const { return fPolycone.GetRminAtPlane(index); }
VECCORE_ATT_HOST_DEVICE
Precision GetRmaxAtPlane(int index) const { return fPolycone.GetRmaxAtPlane(index); }
VECCORE_ATT_HOST_DEVICE
Precision GetZAtPlane(int index) const { return fPolycone.GetZAtPlane(index); }
Precision Capacity() const override
{
Precision cubicVolume = 0.;
for (int i = 0; i < GetNSections(); i++) {
PolyconeSection const §ion = fPolycone.fSections[i];
cubicVolume += section.fSolid->Capacity();
}
return cubicVolume;
}
Precision SurfaceArea() const override;
#if !defined(VECCORE_CUDA)
VECCORE_ATT_HOST_DEVICE
bool Normal(Vector3D<Precision> const &point, Vector3D<Precision> &norm) const override;
void Extent(Vector3D<Precision> &aMin, Vector3D<Precision> &aMax) const override;
Vector3D<Precision> SamplePointOnSurface() const override;
// Methods for random point generation
Vector3D<Precision> GetPointOnCone(Precision fRmin1, Precision fRmax1, Precision fRmin2, Precision fRmax2,
Precision zOne, Precision zTwo, Precision &totArea) const;
Vector3D<Precision> GetPointOnTubs(Precision fRMin, Precision fRMax, Precision zOne, Precision zTwo,
Precision &totArea) const;
Vector3D<Precision> GetPointOnCut(Precision fRMin1, Precision fRMax1, Precision fRMin2, Precision fRMax2,
Precision zOne, Precision zTwo, Precision &totArea) const;
Vector3D<Precision> GetPointOnRing(Precision fRMin, Precision fRMax, Precision fRMin2, Precision fRMax2,
Precision zOne) const;
#endif // !VECCORE_CUDA
// a method to reconstruct "plane" section arrays for z, rmin and rmax
template <typename PushableContainer>
void ReconstructSectionArrays(PushableContainer &z, PushableContainer &rmin, PushableContainer &rmax) const;
// these methods are required by VUnplacedVolume
//
public:
virtual int MemorySize() const override { return sizeof(*this); }
VECCORE_ATT_HOST_DEVICE
virtual void Print() const final;
virtual void Print(std::ostream &os) const final;
#ifndef VECCORE_CUDA
virtual SolidMesh *CreateMesh3D(Transformation3D const &trans, size_t nSegments) const override;
#endif
std::ostream &StreamInfo(std::ostream &os) const;
std::string GetEntityType() const { return "Polycone"; }
#ifdef VECGEOM_CUDA_INTERFACE
virtual size_t DeviceSizeOf() const override
{
return DevicePtr<cuda::SUnplacedPolycone<cuda::ConeTypes::UniversalCone>>::SizeOf();
}
virtual DevicePtr<cuda::VUnplacedVolume> CopyToGpu() const override;
virtual DevicePtr<cuda::VUnplacedVolume> CopyToGpu(DevicePtr<cuda::VUnplacedVolume> const gpu_ptr) const override;
static void CopyToGpu(std::vector<VUnplacedVolume const *> const & volumes, std::vector<DevicePtr<cuda::VUnplacedVolume>> const & devicePointers);
#endif
#ifndef VECCORE_CUDA
#ifdef VECGEOM_ROOT
TGeoShape const *ConvertToRoot(char const *label) const;
#endif
#ifdef VECGEOM_GEANT4
G4VSolid const *ConvertToGeant4(char const *label) const;
#endif
#endif
}; // end class UnplacedPolycone
template <>
struct Maker<UnplacedPolycone> {
template <typename... ArgTypes>
static UnplacedPolycone *MakeInstance(Precision phistart, Precision deltaphi, int Nz, Precision const *z,
Precision const *rmin, Precision const *rmax);
template <typename... ArgTypes>
static UnplacedPolycone *MakeInstance(Precision phistart, Precision deltaphi, int Nz, Precision const *r,
Precision const *z);
};
template <typename PushableContainer>
void UnplacedPolycone::ReconstructSectionArrays(PushableContainer &z, PushableContainer &rmin,
PushableContainer &rmax) const
{
Precision prevrmin, prevrmax;
bool putlowersection = true;
for (int i = 0; i < GetNSections(); ++i) {
ConeStruct<Precision> const *cone = fPolycone.GetSection(i).fSolid;
if (putlowersection) {
rmin.push_back(cone->fRmin1); // GetRmin1());
rmax.push_back(cone->fRmax1); // GetRmax1());
z.push_back(-cone->fDz + fPolycone.GetSection(i).fShift);
}
rmin.push_back(cone->fRmin2); // GetRmin2());
rmax.push_back(cone->fRmax2); // GetRmax2());
z.push_back(cone->fDz + fPolycone.GetSection(i).fShift);
prevrmin = cone->fRmin2; // GetRmin2();
prevrmax = cone->fRmax2; // GetRmax2();
// take care of a possible discontinuity
if (i < GetNSections() - 1 && (prevrmin != fPolycone.GetSection(i + 1).fSolid->fRmin1 ||
prevrmax != fPolycone.GetSection(i + 1).fSolid->fRmax1)) {
putlowersection = true;
} else {
putlowersection = false;
}
}
}
template <typename PolyconeType = ConeTypes::UniversalCone>
class SUnplacedPolycone : public LoopUnplacedVolumeImplHelper<PolyconeImplementation<PolyconeType>, UnplacedPolycone>,
public AlignedBase {
public:
using BaseType_t = LoopUnplacedVolumeImplHelper<PolyconeImplementation<PolyconeType>, UnplacedPolycone>;
using BaseType_t::BaseType_t;
template <TranslationCode transCodeT, RotationCode rotCodeT>
VECCORE_ATT_DEVICE
static VPlacedVolume *Create(LogicalVolume const *const logical_volume, Transformation3D const *const transformation,
#ifdef VECCORE_CUDA
const int id, const int copy_no, const int child_id,
#endif
VPlacedVolume *const placement = NULL);
#ifndef VECCORE_CUDA
virtual VPlacedVolume *SpecializedVolume(LogicalVolume const *const volume,
Transformation3D const *const transformation,
const TranslationCode trans_code, const RotationCode rot_code,
VPlacedVolume *const placement = NULL) const override
{
return VolumeFactory::CreateByTransformation<SUnplacedPolycone<PolyconeType>>(volume, transformation, trans_code,
rot_code, placement);
}
#else
VECCORE_ATT_DEVICE
virtual VPlacedVolume *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 = NULL) const override
{
return VolumeFactory::CreateByTransformation<SUnplacedPolycone<PolyconeType>>(
volume, transformation, trans_code, rot_code, id, copy_no, child_id, placement);
}
#endif
};
using GenericUnplacedPolycone = SUnplacedPolycone<ConeTypes::UniversalCone>;
} // namespace VECGEOM_IMPL_NAMESPACE
} // namespace vecgeom
#include "VecGeom/volumes/SpecializedPolycone.h"
#endif /* VECGEOM_VOLUMES_UNPLACEDPOLYCONE_H_ */
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