class TGeoPcon: public TGeoBBox

 TGeoPcon - a polycone. It has at least 9 parameters :
            - the lower phi limit;
            - the range in phi;
            - the number of z planes (at least two) where the inner/outer
              radii are changing;
            - z coordinate, inner and outer radius for each z plane



/* */

Function Members (Methods)

public:
TGeoPcon()
TGeoPcon(Double_t* params)
TGeoPcon(Double_t phi, Double_t dphi, Int_t nz)
TGeoPcon(const char* name, Double_t phi, Double_t dphi, Int_t nz)
virtual~TGeoPcon()
voidTObject::AbstractMethod(const char* method) const
virtual voidTObject::AppendPad(Option_t* option = "")
static Bool_tTGeoBBox::AreOverlapping(const TGeoBBox* box1, const TGeoMatrix* mat1, const TGeoBBox* box2, const TGeoMatrix* mat2)
static Double_tTGeoShape::Big()
virtual voidTObject::Browse(TBrowser* b)
virtual Double_tCapacity() const
static TClass*Class()
virtual const char*TObject::ClassName() const
virtual voidTNamed::Clear(Option_t* option = "")
virtual TObject*TNamed::Clone(const char* newname = "") const
virtual Int_tTNamed::Compare(const TObject* obj) const
virtual voidComputeBBox()
virtual voidComputeNormal(Double_t* point, Double_t* dir, Double_t* norm)
virtual Bool_tContains(Double_t* point) const
virtual voidTNamed::Copy(TObject& named) const
virtual Bool_tTGeoBBox::CouldBeCrossed(Double_t* point, Double_t* dir) const
virtual voidDefineSection(Int_t snum, Double_t z, Double_t rmin, Double_t rmax)
virtual voidTObject::Delete(Option_t* option = "")MENU
virtual Int_tDistancetoPrimitive(Int_t px, Int_t py)
virtual Double_tDistFromInside(Double_t* point, Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
virtual Double_tDistFromOutside(Double_t* point, Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
static Double_tTGeoShape::DistToPhiMin(Double_t* point, Double_t* dir, Double_t s1, Double_t c1, Double_t s2, Double_t c2, Double_t sm, Double_t cm, Bool_t in = kTRUE)
Double_tDistToSegZ(Double_t* point, Double_t* dir, Int_t& iz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cfio, Double_t sfio, Double_t cdfi) const
virtual TGeoVolume*Divide(TGeoVolume* voldiv, const char* divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
Double_t&Dphi()
virtual voidTGeoShape::Draw(Option_t* option = "")MENU
virtual voidTObject::DrawClass() constMENU
virtual TObject*TObject::DrawClone(Option_t* option = "") constMENU
virtual voidTObject::Dump() constMENU
virtual voidTObject::Error(const char* method, const char* msgfmt) const
virtual voidTObject::Execute(const char* method, const char* params, Int_t* error = 0)
virtual voidTObject::Execute(TMethod* method, TObjArray* params, Int_t* error = 0)
virtual voidTGeoShape::ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual voidTObject::Fatal(const char* method, const char* msgfmt) const
virtual voidTNamed::FillBuffer(char*& buffer)
virtual TObject*TObject::FindObject(const char* name) const
virtual TObject*TObject::FindObject(const TObject* obj) const
virtual const char*GetAxisName(Int_t iaxis) const
virtual Double_tGetAxisRange(Int_t iaxis, Double_t& xlo, Double_t& xhi) const
virtual voidGetBoundingCylinder(Double_t* param) const
virtual const TBuffer3D&GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
virtual Int_tGetByteCount() const
Double_tGetDphi() const
virtual Option_t*TObject::GetDrawOption() const
static Long_tTObject::GetDtorOnly()
virtual Double_tTGeoBBox::GetDX() const
virtual Double_tTGeoBBox::GetDY() const
virtual Double_tTGeoBBox::GetDZ() const
virtual Double_tTGeoBBox::GetFacetArea(Int_t index = 0) const
virtual Int_tTGeoBBox::GetFittingBox(const TGeoBBox* parambox, TGeoMatrix* mat, Double_t& dx, Double_t& dy, Double_t& dz) const
virtual const char*TObject::GetIconName() const
Int_tTGeoShape::GetId() const
virtual TGeoShape*GetMakeRuntimeShape(TGeoShape*, TGeoMatrix*) const
virtual voidGetMeshNumbers(Int_t& nvert, Int_t& nsegs, Int_t& npols) const
virtual const char*TGeoShape::GetName() const
virtual Int_tGetNmeshVertices() const
virtual Int_tGetNsegments() const
Int_tGetNz() const
virtual char*TObject::GetObjectInfo(Int_t px, Int_t py) const
static Bool_tTObject::GetObjectStat()
virtual Option_t*TObject::GetOption() const
virtual const Double_t*TGeoBBox::GetOrigin() const
Double_tGetPhi1() const
char*TGeoShape::GetPointerName() const
virtual Bool_tTGeoBBox::GetPointsOnFacet(Int_t index, Int_t npoints, Double_t* array) const
Double_t*GetRmax() const
Double_tGetRmax(Int_t ipl) const
Double_t*GetRmin() const
Double_tGetRmin(Int_t ipl) const
virtual const char*TNamed::GetTitle() const
static TGeoMatrix*TGeoShape::GetTransform()
virtual UInt_tTObject::GetUniqueID() const
Double_t*GetZ() const
Double_tGetZ(Int_t ipl) const
virtual Bool_tTObject::HandleTimer(TTimer* timer)
virtual ULong_tTNamed::Hash() const
virtual voidTObject::Info(const char* method, const char* msgfmt) const
virtual Bool_tTObject::InheritsFrom(const char* classname) const
virtual Bool_tTObject::InheritsFrom(const TClass* cl) const
virtual voidTObject::Inspect() constMENU
virtual voidInspectShape() const
voidTObject::InvertBit(UInt_t f)
voidTGeoShape::InvertShapeBit(UInt_t f)
virtual TClass*IsA() const
static Bool_tTGeoShape::IsCloseToPhi(Double_t epsil, Double_t* point, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
virtual Bool_tTGeoShape::IsComposite() const
static Bool_tTGeoShape::IsCrossingSemiplane(Double_t* point, Double_t* dir, Double_t cphi, Double_t sphi, Double_t& snext, Double_t& rxy)
virtual Bool_tIsCylType() const
virtual Bool_tTObject::IsEqual(const TObject* obj) const
virtual Bool_tTObject::IsFolder() const
static Bool_tTGeoShape::IsInPhiRange(Double_t* point, Double_t phi1, Double_t phi2)
virtual Bool_tTGeoBBox::IsNullBox() const
Bool_tTObject::IsOnHeap() const
virtual Bool_tTGeoShape::IsReflected() const
Bool_tTGeoShape::IsRunTimeShape() const
virtual Bool_tTNamed::IsSortable() const
Bool_tTGeoShape::IsValid() const
virtual Bool_tTGeoBBox::IsValidBox() const
Bool_tTObject::IsZombie() const
virtual voidTNamed::ls(Option_t* option = "") const
virtual TBuffer3D*MakeBuffer3D() const
voidTObject::MayNotUse(const char* method) const
static voidTGeoShape::NormalPhi(Double_t* point, Double_t* dir, Double_t* norm, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
virtual Bool_tTObject::Notify()
static voidTObject::operator delete(void* ptr)
static voidTObject::operator delete(void* ptr, void* vp)
static voidTObject::operator delete[](void* ptr)
static voidTObject::operator delete[](void* ptr, void* vp)
void*TObject::operator new(size_t sz)
void*TObject::operator new(size_t sz, void* vp)
void*TObject::operator new[](size_t sz)
void*TObject::operator new[](size_t sz, void* vp)
virtual voidTGeoShape::Paint(Option_t* option = "")
Double_t&Phi1()
virtual voidTObject::Pop()
virtual voidTNamed::Print(Option_t* option = "") const
virtual Int_tTObject::Read(const char* name)
virtual voidTObject::RecursiveRemove(TObject* obj)
voidTObject::ResetBit(UInt_t f)
voidTGeoShape::ResetShapeBit(UInt_t f)
Double_t&Rmax(Int_t ipl)
Double_t&Rmin(Int_t ipl)
virtual Double_tSafety(Double_t* point, Bool_t in = kTRUE) const
static Double_tTGeoShape::SafetyPhi(Double_t* point, Bool_t in, Double_t phi1, Double_t phi2)
Double_tSafetyToSegment(Double_t* point, Int_t ipl, Bool_t in = kTRUE, Double_t safmin = TGeoShape::Big()) const
virtual voidTObject::SaveAs(const char* filename = "", Option_t* option = "") constMENU
virtual voidSavePrimitive(ostream& out, Option_t* option = "")
voidTObject::SetBit(UInt_t f)
voidTObject::SetBit(UInt_t f, Bool_t set)
voidTGeoBBox::SetBoxDimensions(Double_t dx, Double_t dy, Double_t dz, Double_t* origin = 0)
voidTGeoBBox::SetBoxPoints(Double_t* points) const
virtual voidSetDimensions(Double_t* param)
virtual voidTObject::SetDrawOption(Option_t* option = "")MENU
static voidTObject::SetDtorOnly(void* obj)
voidTGeoShape::SetId(Int_t id)
virtual voidTNamed::SetName(const char* name)MENU
virtual voidTNamed::SetNameTitle(const char* name, const char* title)
static voidTObject::SetObjectStat(Bool_t stat)
virtual voidSetPoints(Double_t* points) const
virtual voidSetPoints(Float_t* points) const
voidTGeoShape::SetRuntime(Bool_t flag = kTRUE)
virtual voidSetSegsAndPols(TBuffer3D& buff) const
voidTGeoShape::SetShapeBit(UInt_t f)
voidTGeoShape::SetShapeBit(UInt_t f, Bool_t set)
virtual voidTNamed::SetTitle(const char* title = "")MENU
static voidTGeoShape::SetTransform(TGeoMatrix* matrix)
virtual voidTObject::SetUniqueID(UInt_t uid)
Int_tTGeoShape::ShapeDistancetoPrimitive(Int_t numpoints, Int_t px, Int_t py) const
virtual voidShowMembers(TMemberInspector& insp, char* parent)
virtual Int_tTNamed::Sizeof() const
virtual voidSizeof3D() const
virtual voidStreamer(TBuffer& b)
voidStreamerNVirtual(TBuffer& b)
virtual voidTObject::SysError(const char* method, const char* msgfmt) const
Bool_tTObject::TestBit(UInt_t f) const
Int_tTObject::TestBits(UInt_t f) const
Bool_tTGeoShape::TestShapeBit(UInt_t f) const
Int_tTGeoShape::TestShapeBits(UInt_t f) const
static Double_tTGeoShape::Tolerance()
virtual voidTObject::UseCurrentStyle()
virtual voidTObject::Warning(const char* method, const char* msgfmt) const
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0)
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0) const
Double_t&Z(Int_t ipl)
protected:
TGeoPcon(const TGeoPcon&)
virtual voidTObject::DoError(int level, const char* location, const char* fmt, va_list va) const
virtual voidTGeoBBox::FillBuffer3D(TBuffer3D& buffer, Int_t reqSections, Bool_t localFrame) const
Int_tTGeoShape::GetBasicColor() const
voidTObject::MakeZombie()
TGeoPcon&operator=(const TGeoPcon&)
voidTGeoShape::SetOnBoundary(Bool_t)
voidTGeoShape::TransformPoints(Double_t* points, UInt_t NbPoints) const

Data Members

public:
enum TGeoShape::EShapeType { kBitMask32
kGeoNoShape
kGeoBad
kGeoRSeg
kGeoPhiSeg
kGeoThetaSeg
kGeoVisX
kGeoVisY
kGeoVisZ
kGeoRunTimeShape
kGeoInvalidShape
kGeoTorus
kGeoBox
kGeoPara
kGeoSph
kGeoTube
kGeoTubeSeg
kGeoCone
kGeoConeSeg
kGeoPcon
kGeoPgon
kGeoArb8
kGeoEltu
kGeoTrap
kGeoCtub
kGeoTrd1
kGeoTrd2
kGeoComb
kGeoClosedShape
kGeoXtru
kGeoParaboloid
kGeoHalfSpace
kGeoHype
kGeoSavePrimitive
};
enum TObject::EStatusBits { kCanDelete
kMustCleanup
kObjInCanvas
kIsReferenced
kHasUUID
kCannotPick
kNoContextMenu
kInvalidObject
};
enum TObject::[unnamed] { kIsOnHeap
kNotDeleted
kZombie
kBitMask
kSingleKey
kOverwrite
kWriteDelete
};
protected:
Double_tTGeoBBox::fDXX half-length
Double_tTGeoBBox::fDYY half-length
Double_tTGeoBBox::fDZZ half-length
Double_tfDphiphi range
TStringTNamed::fNameobject identifier
Int_tfNznumber of z planes (at least two)
Double_tTGeoBBox::fOrigin[3]box origin
Double_tfPhi1lower phi limit
Double_t*fRmax[fNz] pointer to array of outer radii
Double_t*fRmin[fNz] pointer to array of inner radii
UInt_tTGeoShape::fShapeBitsshape bits
Int_tTGeoShape::fShapeIdshape id
TStringTNamed::fTitleobject title
Double_t*fZ[fNz] pointer to array of Z planes positions

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

TGeoPcon()
 dummy ctor
TGeoPcon(Double_t phi, Double_t dphi, Int_t nz)
 Default constructor
TGeoPcon(const char* name, Double_t phi, Double_t dphi, Int_t nz)
 Default constructor
TGeoPcon(Double_t *param)
 Default constructor in GEANT3 style
 param[0] = phi1
 param[1] = dphi
 param[2] = nz

 param[3] = z1
 param[4] = Rmin1
 param[5] = Rmax1

TGeoPcon(const TGeoPcon& pc)
copy constructor
TGeoPcon& operator=(const TGeoPcon& )
assignment operator
~TGeoPcon()
 destructor
Double_t Capacity()
 Computes capacity of the shape in [length^3]
void ComputeBBox()
 compute bounding box of the pcon
 Check if the last sections are valid
void ComputeNormal(Double_t* point, Double_t* dir, Double_t* norm)
 Compute normal to closest surface from POINT.
Bool_t Contains(Double_t* point) const
 test if point is inside this shape
 check total z range
Int_t DistancetoPrimitive(Int_t px, Int_t py)
 compute closest distance from point px,py to each corner
Double_t DistFromInside(Double_t* point, Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
 compute distance from inside point to surface of the polycone
Double_t DistToSegZ(Double_t* point, Double_t* dir, Int_t& iz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cfio, Double_t sfio, Double_t cdfi) const
 compute distance to a pcon Z slice. Segment iz must be valid
Double_t DistFromOutside(Double_t* point, Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
 compute distance from outside point to surface of the tube
void DefineSection(Int_t snum, Double_t z, Double_t rmin, Double_t rmax)
 Defines z position of a section plane, rmin and rmax at this z. Sections
 should be defined in increasing or decreasing Z order and the last section
 HAS to be snum = fNz-1
Int_t GetNsegments()
 Returns number of segments on each mesh circle segment.
TGeoVolume * Divide(TGeoVolume* voldiv, const char* divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
--- Divide this polycone shape belonging to volume "voldiv" into ndiv volumes
 called divname, from start position with the given step. Returns pointer
 to created division cell volume in case of Z divisions. Z divisions can be
 performed if the divided range is in between two consecutive Z planes.
  In case a wrong division axis is supplied, returns pointer to
 volume that was divided.
const char * GetAxisName(Int_t iaxis) const
 Returns name of axis IAXIS.
Double_t GetAxisRange(Int_t iaxis, Double_t& xlo, Double_t& xhi) const
 Get range of shape for a given axis.
void GetBoundingCylinder(Double_t* param) const
--- Fill vector param[4] with the bounding cylinder parameters. The order
 is the following : Rmin, Rmax, Phi1, Phi2
Double_t GetRmin(Int_t ipl) const
 Returns Rmin for Z segment IPL.
Double_t GetRmax(Int_t ipl) const
 Returns Rmax for Z segment IPL.
Double_t GetZ(Int_t ipl) const
 Returns Z for segment IPL.
void InspectShape()
 print shape parameters
TBuffer3D * MakeBuffer3D()
 Creates a TBuffer3D describing *this* shape.
 Coordinates are in local reference frame.
void SetSegsAndPols(TBuffer3D& buff) const
 Fill TBuffer3D structure for segments and polygons.
Double_t SafetyToSegment(Double_t* point, Int_t ipl, Bool_t in = kTRUE, Double_t safmin = TGeoShape::Big()) const
 Compute safety from POINT to segment between planes ipl, ipl+1 within safmin.
Double_t Safety(Double_t* point, Bool_t in = kTRUE) const
 computes the closest distance from given point to this shape, according
 to option. The matching point on the shape is stored in spoint.
---> localize the Z segment
void SavePrimitive(ostream& out, Option_t* option = "")
 Save a primitive as a C++ statement(s) on output stream "out".
void SetDimensions(Double_t* param)
 Set polycone dimensions starting from an array.
void SetPoints(Double_t *points)
 create polycone mesh points
void SetPoints(Float_t *points)
 create polycone mesh points
Int_t GetNmeshVertices()
 Return number of vertices of the mesh representation
void Sizeof3D()
 fill size of this 3-D object
   TVirtualGeoPainter *painter = gGeoManager->GetGeomer();
   if (!painter) return;
    Int_t n;

    n = gGeoManager->GetNsegments()+1;

    Int_t numPoints = fNz*2*n;
    Int_t numSegs   = 4*(fNz*n-1+(fDphi == 360));
    Int_t numPolys  = 2*(fNz*n-1+(fDphi == 360));
    painter->AddSize3D(numPoints, numSegs, numPolys);
void GetMeshNumbers(Int_t& nvert, Int_t& nsegs, Int_t& npols) const
 Returns numbers of vertices, segments and polygons composing the shape mesh.
const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
 Fills a static 3D buffer and returns a reference.
Int_t GetByteCount()
{return 60+12*fNz;}
Double_t GetPhi1()
{return fPhi1;}
Double_t GetDphi()
{return fDphi;}
Int_t GetNz()
{return fNz;}
Double_t * GetRmin(Int_t ipl) const
{return fRmin;}
Double_t * GetRmax(Int_t ipl) const
{return fRmax;}
Double_t * GetZ(Int_t ipl) const
{return fZ;}
TGeoShape * GetMakeRuntimeShape(TGeoShape* , TGeoMatrix* ) const
{return 0;}
Bool_t IsCylType()
{return kTRUE;}
Double_t & Phi1()
{return fPhi1;}
Double_t & Dphi()
{return fDphi;}
Double_t & Rmin(Int_t ipl)
{return fRmin[ipl];}
Double_t & Rmax(Int_t ipl)
{return fRmax[ipl];}
Double_t & Z(Int_t ipl)
{return fZ[ipl];}

Author: Andrei Gheata 24/10/01
Last change: root/geom:$Id: TGeoPcon.h 21425 2007-12-17 15:59:27Z brun $
Last generated: 2008-06-25 08:45
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *

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