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class TGeoTubeSeg: public TGeoTube

 TGeoTube - cylindrical tube class. It takes 3 parameters :
            inner radius, outer radius and half-length dz.



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 TGeoTubeSeg - a phi segment of a tube. Has 5 parameters :
            - the same 3 as a tube;
            - first phi limit (in degrees)
            - second phi limit
 The segment will be be placed from the first angle (first phi limit)
 to the second angle (second phi limit)


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 TGeoCtub - a tube segment cut with 2 planes. Has 11 parameters :
            - the same 5 as a tube segment;
            - x, y, z components of the normal to the -dZ cut plane in
              point (0, 0, -dZ);
            - x, y, z components of the normal to the +dZ cut plane in
              point (0, 0, dZ);



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Function Members (Methods)

public:
TGeoTubeSeg()
TGeoTubeSeg(Double_t* params)
TGeoTubeSeg(const TGeoTubeSeg&)
TGeoTubeSeg(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
TGeoTubeSeg(const char* name, Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
virtual~TGeoTubeSeg()
voidTObject::AbstractMethod(const char* method) const
virtual voidAfterStreamer()
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 Double_tCapacity(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
voidTGeoShape::CheckShape(Int_t testNo, Int_t nsamples = 10000, Option_t* option = "")
static TClass*Class()
virtual const char*TObject::ClassName() const
virtual voidTNamed::Clear(Option_t* option = "")
virtual voidTGeoShape::ClearThreadData() const
virtual TObject*TNamed::Clone(const char* newname = "") const
virtual Int_tTNamed::Compare(const TObject* obj) const
virtual voidComputeBBox()
static Double_tTGeoShape::ComputeEpsMch()
virtual voidComputeNormal(const Double_t* point, const Double_t* dir, Double_t* norm)
virtual voidComputeNormal_v(const Double_t* points, const Double_t* dirs, Double_t* norms, Int_t vecsize)
static voidComputeNormalS(const Double_t* point, const Double_t* dir, Double_t* norm, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
virtual Bool_tContains(const Double_t* point) const
virtual voidContains_v(const Double_t* points, Bool_t* inside, Int_t vecsize) const
virtual voidTNamed::Copy(TObject& named) const
virtual Bool_tTGeoBBox::CouldBeCrossed(const Double_t* point, const Double_t* dir) const
virtual voidTGeoShape::CreateThreadData(Int_t)
virtual voidTObject::Delete(Option_t* option = "")MENU
virtual Int_tDistancetoPrimitive(Int_t px, Int_t py)
virtual Double_tDistFromInside(const Double_t* point, const Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
virtual voidDistFromInside_v(const Double_t* points, const Double_t* dirs, Double_t* dists, Int_t vecsize, Double_t* step) const
static Double_tDistFromInsideS(const Double_t* point, const Double_t* dir, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi)
virtual Double_tDistFromOutside(const Double_t* point, const Double_t* dir, Int_t iact = 1, Double_t step = TGeoShape::Big(), Double_t* safe = 0) const
virtual voidDistFromOutside_v(const Double_t* points, const Double_t* dirs, Double_t* dists, Int_t vecsize, Double_t* step) const
static Double_tDistFromOutsideS(const Double_t* point, const Double_t* dir, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi)
static Double_tTGeoShape::DistToPhiMin(const Double_t* point, const 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)
static voidTGeoTube::DistToTube(Double_t rsq, Double_t nsq, Double_t rdotn, Double_t radius, Double_t& b, Double_t& delta)
virtual TGeoVolume*Divide(TGeoVolume* voldiv, const char* divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
virtual voidTGeoShape::Draw(Option_t* option = "")MENU
virtual voidTObject::DrawClass() constMENU
virtual TObject*TObject::DrawClone(Option_t* option = "") constMENU
virtual voidTObject::Dump() constMENU
static Double_tTGeoShape::EpsMch()
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*TGeoTube::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
virtual Option_t*TObject::GetDrawOption() const
static Long_tTObject::GetDtorOnly()
virtual Double_tTGeoBBox::GetDX() const
virtual Double_tTGeoBBox::GetDY() const
virtual Double_tTGeoTube::GetDz() 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* mother, TGeoMatrix* mat) const
virtual voidGetMeshNumbers(Int_t& nvert, Int_t& nsegs, Int_t& npols) const
virtual const char*TGeoShape::GetName() const
virtual Int_tGetNmeshVertices() 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
Double_tGetPhi2() const
const char*TGeoShape::GetPointerName() const
virtual Bool_tTGeoBBox::GetPointsOnFacet(Int_t index, Int_t npoints, Double_t* array) const
virtual Bool_tGetPointsOnSegments(Int_t npoints, Double_t* array) const
virtual Double_tTGeoTube::GetRmax() const
virtual Double_tTGeoTube::GetRmin() const
virtual const char*TNamed::GetTitle() const
static TGeoMatrix*TGeoShape::GetTransform()
virtual UInt_tTObject::GetUniqueID() const
virtual Bool_tTObject::HandleTimer(TTimer* timer)
virtual ULong_tTNamed::Hash() const
Bool_tTGeoTube::HasRmin() 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
virtual Bool_tTGeoShape::IsAssembly() const
static Bool_tTGeoShape::IsCloseToPhi(Double_t epsil, const Double_t* point, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
virtual Bool_tTGeoShape::IsComposite() const
static Bool_tTGeoShape::IsCrossingSemiplane(const Double_t* point, const Double_t* dir, Double_t cphi, Double_t sphi, Double_t& snext, Double_t& rxy)
virtual Bool_tTGeoTube::IsCylType() const
virtual Bool_tTObject::IsEqual(const TObject* obj) const
virtual Bool_tTObject::IsFolder() const
static Bool_tTGeoShape::IsInPhiRange(const 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
static Bool_tTGeoShape::IsSameWithinTolerance(Double_t a, Double_t b)
static Bool_tTGeoShape::IsSegCrossing(Double_t x1, Double_t y1, Double_t x2, Double_t y2, Double_t x3, Double_t y3, Double_t x4, Double_t y4)
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(const Double_t* point, const Double_t* dir, Double_t* norm, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
virtual Bool_tTObject::Notify()
voidTObject::Obsolete(const char* method, const char* asOfVers, const char* removedFromVers) const
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)
TGeoTubeSeg&operator=(const TGeoTubeSeg&)
virtual voidTGeoShape::Paint(Option_t* option = "")
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)
virtual Double_tSafety(const Double_t* point, Bool_t in = kTRUE) const
virtual voidSafety_v(const Double_t* points, const Bool_t* inside, Double_t* safe, Int_t vecsize) const
static Double_tTGeoShape::SafetyPhi(const Double_t* point, Bool_t in, Double_t phi1, Double_t phi2)
static Double_tSafetyS(const Double_t* point, Bool_t in, Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2, Int_t skipz = 0)
static Double_tTGeoShape::SafetySeg(Double_t r, Double_t z, Double_t r1, Double_t z1, Double_t r2, Double_t z2, Bool_t outer)
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)
voidTGeoTube::SetTubeDimensions(Double_t rmin, Double_t rmax, Double_t dz)
voidSetTubsDimensions(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
virtual voidTObject::SetUniqueID(UInt_t uid)
Int_tTGeoShape::ShapeDistancetoPrimitive(Int_t numpoints, Int_t px, Int_t py) const
virtual voidShowMembers(TMemberInspector&)
virtual Int_tTNamed::Sizeof() const
virtual voidSizeof3D() const
virtual voidStreamer(TBuffer&)
voidStreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_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
protected:
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
voidInitTrigonometry()
voidTObject::MakeZombie()
voidTGeoShape::SetOnBoundary(Bool_t)
voidTGeoShape::TransformPoints(Double_t* points, UInt_t NbPoints) const

Data Members

protected:
Double_tfC1!cos(phi1)
Double_tfC2!cos(phi2)
Double_tfCdfi!cos(0.5*(phi1-phi2))
Double_tfCm!cos(0.5*(phi1+phi2))
Double_tTGeoBBox::fDXX half-length
Double_tTGeoBBox::fDYY half-length
Double_tTGeoBBox::fDZZ half-length
Double_tTGeoTube::fDzhalf length
TStringTNamed::fNameobject identifier
Double_tTGeoBBox::fOrigin[3]box origin
Double_tfPhi1first phi limit
Double_tfPhi2second phi limit
Double_tTGeoTube::fRmaxouter radius
Double_tTGeoTube::fRmininner radius
Double_tfS1!sin(phi1)
Double_tfS2!sin(phi2)
UInt_tTGeoShape::fShapeBitsshape bits
Int_tTGeoShape::fShapeIdshape id
Double_tfSm!sin(0.5*(phi1+phi2))
TStringTNamed::fTitleobject title

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

TGeoTubeSeg()
 Default constructor
TGeoTubeSeg(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
 Default constructor specifying minimum and maximum radius.
 The segment will be from phiStart to phiEnd expressed in degree.
TGeoTubeSeg(const char* name, Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
 Default constructor specifying minimum and maximum radius
 The segment will be from phiStart to phiEnd expressed in degree.
TGeoTubeSeg(Double_t* params)
 Default constructor specifying minimum and maximum radius
 param[0] = Rmin
 param[1] = Rmax
 param[2] = dz
 param[3] = phi1
 param[4] = phi2
~TGeoTubeSeg()
 destructor
void AfterStreamer()
 Function called after streaming an object of this class.
void InitTrigonometry()
 Init frequently used trigonometric values
Double_t Capacity() const
 Computes capacity of the shape in [length^3]
Double_t Capacity(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
 Computes capacity of the shape in [length^3]
void ComputeBBox()
 compute bounding box of the tube segment
void ComputeNormal(const Double_t* point, const Double_t* dir, Double_t* norm)
 Compute normal to closest surface from POINT.
void ComputeNormalS(const Double_t* point, const Double_t* dir, Double_t* norm, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2)
 Compute normal to closest surface from POINT.
Bool_t Contains(const Double_t* point) const
 test if point is inside this tube segment
 first check if point is inside the tube
Int_t DistancetoPrimitive(Int_t px, Int_t py)
 compute closest distance from point px,py to each corner
Double_t DistFromInsideS(const Double_t* point, const Double_t* dir, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi)
 Compute distance from inside point to surface of the tube segment (static)
 Boundary safe algorithm.
 Do Z
Double_t DistFromInside(const Double_t* point, const 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 tube segment
 Boundary safe algorithm.
Double_t DistFromOutsideS(const Double_t* point, const Double_t* dir, Double_t rmin, Double_t rmax, Double_t dz, Double_t c1, Double_t s1, Double_t c2, Double_t s2, Double_t cm, Double_t sm, Double_t cdfi)
 Static method to compute distance to arbitrary tube segment from outside point
 Boundary safe algorithm.
Double_t DistFromOutside(const Double_t* point, const 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 segment
 fist localize point w.r.t tube
TGeoVolume * Divide(TGeoVolume* voldiv, const char* divname, Int_t iaxis, Int_t ndiv, Double_t start, Double_t step)
--- Divide this tube segment 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. For radialdivision
 creates all volumes with different shapes and returns pointer to volume that
 was divided. In case a wrong division axis is supplied, returns pointer to
 volume that was divided.
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
TGeoShape * GetMakeRuntimeShape(TGeoShape* mother, TGeoMatrix* mat) const
 in case shape has some negative parameters, these has to be computed
 in order to fit the mother
void InspectShape() const
 print shape parameters
TBuffer3D * MakeBuffer3D() const
 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 Safety(const Double_t* point, Bool_t in = kTRUE) const
 computes the closest distance from given point InitTrigonometry();to this shape, according
 to option. The matching point on the shape is stored in spoint.
Double_t SafetyS(const Double_t* point, Bool_t in, Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2, Int_t skipz = 0)
 Static method to compute the closest distance from given point to this shape.
void SavePrimitive(ostream& out, Option_t* option = "")
 Save a primitive as a C++ statement(s) on output stream "out".
void SetTubsDimensions(Double_t rmin, Double_t rmax, Double_t dz, Double_t phi1, Double_t phi2)
 Set dimensions of the tube segment.
 The segment will be from phiStart to phiEnd expressed in degree.
void SetDimensions(Double_t* param)
 Set dimensions of the tube segment starting from a list.
Bool_t GetPointsOnSegments(Int_t npoints, Double_t* array) const
 Fills array with n random points located on the line segments of the shape mesh.
 The output array must be provided with a length of minimum 3*npoints. Returns
 true if operation is implemented.
void SetPoints(Double_t* points) const
 Create tube segment mesh points.
void SetPoints(Float_t* points) const
 Create tube segment mesh points.
void GetMeshNumbers(Int_t& nvert, Int_t& nsegs, Int_t& npols) const
 Returns numbers of vertices, segments and polygons composing the shape mesh.
Int_t GetNmeshVertices() const
 Return number of vertices of the mesh representation
void Sizeof3D() const
 fill size of this 3-D object
    TVirtualGeoPainter *painter = gGeoManager->GetGeomPainter();
    if (!painter) return;

    Int_t n = gGeoManager->GetNsegments()+1;
    Int_t numPoints = n*4;
    Int_t numSegs   = n*8;
    Int_t numPolys  = n*4-2;

    painter->AddSize3D(numPoints, numSegs, numPolys);
const TBuffer3D & GetBuffer3D(Int_t reqSections, Bool_t localFrame) const
 Fills a static 3D buffer and returns a reference.
void Contains_v(const Double_t* points, Bool_t* inside, Int_t vecsize) const
 Check the inside status for each of the points in the array.
 Input: Array of point coordinates + vector size
 Output: Array of Booleans for the inside of each point
void ComputeNormal_v(const Double_t* points, const Double_t* dirs, Double_t* norms, Int_t vecsize)
 Compute the normal for an array o points so that norm.dot.dir is positive
 Input: Arrays of point coordinates and directions + vector size
 Output: Array of normal directions
void DistFromInside_v(const Double_t* points, const Double_t* dirs, Double_t* dists, Int_t vecsize, Double_t* step) const
 Compute distance from array of input points having directions specisied by dirs. Store output in dists
void DistFromOutside_v(const Double_t* points, const Double_t* dirs, Double_t* dists, Int_t vecsize, Double_t* step) const
 Compute distance from array of input points having directions specisied by dirs. Store output in dists
void Safety_v(const Double_t* points, const Bool_t* inside, Double_t* safe, Int_t vecsize) const
 Compute safe distance from each of the points in the input array.
 Input: Array of point coordinates, array of statuses for these points, size of the arrays
 Output: Safety values
Int_t GetByteCount() const
{return 48;}
TGeoTubeSeg()
 constructors
Double_t GetPhi1() const
{return fPhi1;}
Double_t GetPhi2() const
{return fPhi2;}