Import Geant4 10.0.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * This Software is part of the AIDA Unified Solids Library package *
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// * See: https://aidasoft.web.cern.ch/USolids *
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// ********************************************************************
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//
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// $Id:$
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//
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// --------------------------------------------------------------------
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//
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// UPolyhedra
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//
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// Class description:
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//
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// Class implementing a CSG-like type "PGON":
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//
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// UPolyhedra( const std::string& name,
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// double phiStart, - initial phi starting angle
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// double phiTotal, - total phi angle
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// int numSide, - number sides
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// int numZPlanes, - number of z planes
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// const double zPlane[], - position of z planes
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// const double rInner[], - tangent distance to inner surface
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// const double rOuter[] ) - tangent distance to outer surface
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//
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// UPolyhedra( const std::string& name,
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// double phiStart, - initial phi starting angle
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// double phiTotal, - total phi angle
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// int numSide, - number sides
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// int numRZ, - number corners in r,z space
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// const double r[], - r coordinate of these corners
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// const double z[] ) - z coordinate of these corners
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//
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// 19.09.13 Marek Gayer
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// Created from original implementation in Geant4
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// --------------------------------------------------------------------
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#ifndef UPolyhedra_hh
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#define UPolyhedra_hh
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#include "UVCSGfaceted.hh"
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#include "UPolyhedraSide.hh"
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class UEnclosingCylinder;
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class UReduciblePolygon;
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class UPolyhedraHistorical
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{
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public:
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UPolyhedraHistorical();
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~UPolyhedraHistorical();
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UPolyhedraHistorical(const UPolyhedraHistorical& source);
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UPolyhedraHistorical& operator=(const UPolyhedraHistorical& right);
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double fStartAngle;
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double fOpeningAngle;
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int fNumSide;
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int fNumZPlanes;
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std::vector<double> fZValues;
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std::vector<double> Rmin;
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std::vector<double> Rmax;
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};
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class UPolyhedra : public UVCSGfaceted
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{
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protected:
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inline UPolyhedra(const std::string& name) : UVCSGfaceted(name) {}
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public: // with description
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void Init(
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double phiStart, // initial phi starting angle
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double phiTotal, // total phi angle
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int numSide, // number sides
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int numZPlanes, // number of z planes
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const double zPlane[], // position of z planes
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const double rInner[], // tangent distance to inner surface
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const double rOuter[]); // tangent distance to outer surface
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UPolyhedra(const std::string& name,
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double phiStart, // initial phi starting angle
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double phiTotal, // total phi angle
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int numSide, // number sides
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int numZPlanes, // number of z planes
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const double zPlane[], // position of z planes
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const double rInner[], // tangent distance to inner surface
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const double rOuter[]); // tangent distance to outer surface
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UPolyhedra(const std::string& name,
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double phiStart, // initial phi starting angle
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double phiTotal, // total phi angle
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int numSide, // number sides
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int numRZ, // number corners in r,z space
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const double r[], // r coordinate of these corners
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const double z[]); // z coordinate of these corners
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virtual ~UPolyhedra();
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// Methods for solid
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void GetParametersList(int /*aNumber*/, double* /*aArray*/) const {}
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void ComputeBBox(UBBox* /*aBox*/, bool /*aStore*/)
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{
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// Computes bounding box.
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std::cout << "ComputeBBox - Not implemented" << std::endl;
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}
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VUSolid::EnumInside Inside(const UVector3& p) const;
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// double DistanceToInDelete( const UVector3 &p,
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// const UVector3 &v ) const;
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double SafetyFromOutside(const UVector3& aPoint, bool aAccurate = false) const;
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UGeometryType GetEntityType() const;
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VUSolid* Clone() const;
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UVector3 GetPointOnSurface() const;
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std::ostream& StreamInfo(std::ostream& os) const;
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bool Reset();
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// Accessors
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inline int GetNumSide() const;
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inline double GetStartPhi() const;
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inline double GetEndPhi() const;
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inline bool IsOpen() const;
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inline bool IsGeneric() const;
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inline int GetNumRZCorner() const;
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inline UPolyhedraSideRZ GetCorner(const int index) const;
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inline UPolyhedraHistorical* GetOriginalParameters();
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// Returns internal scaled parameters.
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inline void SetOriginalParameters(UPolyhedraHistorical& pars);
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// Sets internal parameters. Parameters 'Rmin' and 'Rmax' in input must
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// be scaled first by a factor computed as 'cos(0.5*phiTotal/theNumSide)',
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// if not already scaled.
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public: // without description
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double DistanceToIn(const UVector3& p,
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const UVector3& v, double aPstep = UUtils::kInfinity) const;
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UPolyhedra(const UPolyhedra& source);
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UPolyhedra& operator=(const UPolyhedra& source);
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// Copy constructor and assignment operator.
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protected: // without description
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inline void SetOriginalParameters();
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// Sets internal parameters for the generic constructor.
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void Create(double phiStart, // initial phi starting angle
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double phiTotal, // total phi angle
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int numSide, // number sides
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UReduciblePolygon* rz); // rz coordinates
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// Generates the shape and is called by each constructor, after the
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// conversion of the arguments
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void CopyStuff(const UPolyhedra& source);
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void DeleteStuff();
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// Methods for generation of random points on surface
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UVector3 GetPointOnPlane(UVector3 p0, UVector3 p1,
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UVector3 p2, UVector3 p3) const;
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UVector3 GetPointOnTriangle(UVector3 p0, UVector3 p1,
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UVector3 p2) const;
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UVector3 GetPointOnSurfaceCorners() const;
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void Extent(UVector3& aMin, UVector3& aMax) const;
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protected: // without description
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int fNumSides; // Number of sides
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double fStartPhi; // Starting phi value (0 < phiStart < 2pi)
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double fEndPhi; // end phi value (0 < endPhi-phiStart < 2pi)
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bool fPhiIsOpen; // true if there is a phi segment
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bool fGenericPgon; // true if created through the 2nd generic constructor
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int fNumCorner; // number RZ points
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UPolyhedraSideRZ* fCorners; // our corners
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UPolyhedraHistorical fOriginalParameters; // original input parameters
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UEnclosingCylinder* fEnclosingCylinder;
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};
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#include "UPolyhedra.icc"
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#endif
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