#include <O2Tessellated.h>

Inherits TGeoBBox.

Public Types
using	Vertex_t = Tessellated::Vertex_t

Public Member Functions
	O2Tessellated ()

	O2Tessellated (const char *name, int nfacets=0)

	O2Tessellated (const char *name, const std::vector< Vertex_t > &vertices)

	O2Tessellated (TGeoTessellated const &, bool check=false)
	Construct from TGeoTessellated.

	~O2Tessellated () override

void	ComputeBBox () override
	Compute bounding box.

void	CloseShape (bool check=true, bool fixFlipped=true, bool verbose=true)
	Close the shape: calculate bounding box and compact vertices.

bool	AddFacet (const Vertex_t &pt0, const Vertex_t &pt1, const Vertex_t &pt2)
	Adding a triangular facet from vertex positions in absolute coordinates.

bool	AddFacet (const Vertex_t &pt0, const Vertex_t &pt1, const Vertex_t &pt2, const Vertex_t &pt3)
	Adding a quadrilateral facet from vertex positions in absolute coordinates.

bool	AddFacet (int i1, int i2, int i3)
	Adding a triangular facet from indices of vertices.

bool	AddFacet (int i1, int i2, int i3, int i4)
	Adding a quadrilateral facet from indices of vertices.

int	AddVertex (const Vertex_t &vert)
	Add a vertex checking for duplicates, returning the vertex index.

bool	FacetCheck (int ifacet) const
	Check validity of facet.

Vertex_t	FacetComputeNormal (int ifacet, bool &degenerated) const
	Compute normal for a given facet.

int	GetNfacets () const

int	GetNsegments () const

int	GetNvertices () const

bool	IsClosedBody () const

bool	IsDefined () const

const TGeoFacet &	GetFacet (int i) const

const Vertex_t &	GetVertex (int i) const

int	DistancetoPrimitive (int, int) override

const TBuffer3D &	GetBuffer3D (int reqSections, Bool_t localFrame) const override
	Fills a static 3D buffer and returns a reference.

void	GetMeshNumbers (int &nvert, int &nsegs, int &npols) const override
	Returns numbers of vertices, segments and polygons composing the shape mesh.

int	GetNmeshVertices () const override

void	InspectShape () const override

TBuffer3D *	MakeBuffer3D () const override

void	Print (Option_t *option="") const override
	Prints basic info.

void	SavePrimitive (std::ostream &, Option_t *) override

void	SetPoints (double *points) const override
	Fill tessellated points to an array.

void	SetPoints (Float_t *points) const override
	Fill tessellated points in float.

void	SetSegsAndPols (TBuffer3D &buff) const override
	Fills TBuffer3D structure for segments and polygons.

void	Sizeof3D () const override

void	ResizeCenter (double maxsize)
	Resize and center the shape in a box of size maxsize.

void	FlipFacets ()
	Flip all facets.

bool	CheckClosure (bool fixFlipped=true, bool verbose=true)
	Check closure of the solid and check/fix flipped normals.

Double_t	DistFromOutside (const Double_t point, const Double_t dir, Int_t iact=1, Double_t step=TGeoShape::Big(), Double_t *safe=nullptr) const override
	DistFromOutside.

Double_t	DistFromInside (const Double_t point, const Double_t dir, Int_t iact=1, Double_t step=TGeoShape::Big(), Double_t *safe=nullptr) const override
	DistFromOutside.

bool	Contains (const Double_t *point) const override
	Contains.

Double_t	Safety (const Double_t *point, Bool_t in=kTRUE) const override
	Safety.

void	ComputeNormal (const Double_t point, const Double_t dir, Double_t *norm) const override
	ComputeNormal interface.

Double_t	DistFromInside_Loop (const Double_t point, const Double_t dir) const
	trivial (non-BVH) DistFromInside function

Double_t	DistFromOutside_Loop (const Double_t point, const Double_t dir) const
	trivial (non-BVH) DistFromOutside function

bool	Contains_Loop (const Double_t *point) const
	trivial (non-BVH) Contains

Double_t	Capacity () const override
	Capacity.

Static Public Member Functions
static O2Tessellated *	ImportFromObjFormat (const char *objfile, bool check=false, bool verbose=false)
	Reader from .obj format.

Detailed Description

Definition at line 26 of file O2Tessellated.h.

Member Typedef Documentation

◆ Vertex_t

using o2::base::O2Tessellated::Vertex_t = Tessellated::Vertex_t

Definition at line 30 of file O2Tessellated.h.

Constructor & Destructor Documentation

◆ O2Tessellated() [1/4]

o2::base::O2Tessellated::O2Tessellated ( )

inline

Definition at line 57 of file O2Tessellated.h.

◆ O2Tessellated() [2/4]

O2Tessellated::O2Tessellated	(	const char *	name,
		int	nfacets = `0`
	)

Constructor. In case nfacets is zero, it is user's responsibility to call CloseShape once all faces are defined.

Definition at line 106 of file O2Tessellated.cxx.

◆ O2Tessellated() [3/4]

O2Tessellated::O2Tessellated	(	const char *	name,
		const std::vector< Vertex_t > &	vertices
	)

Constructor providing directly the array of vertices. Facets have to be added providing vertex indices rather than coordinates.

Definition at line 117 of file O2Tessellated.cxx.

◆ O2Tessellated() [4/4]

O2Tessellated::O2Tessellated	(	TGeoTessellated const &	tsl,
		bool	check = `false`
	)

Construct from TGeoTessellated.

Definition at line 126 of file O2Tessellated.cxx.

◆ ~O2Tessellated()

o2::base::O2Tessellated::~O2Tessellated ( )

inlineoverride

Definition at line 64 of file O2Tessellated.h.

Member Function Documentation

◆ AddFacet() [1/4]

bool O2Tessellated::AddFacet	(	const Vertex_t &	pt0,
		const Vertex_t &	pt1,
		const Vertex_t &	pt2
	)

Adding a triangular facet from vertex positions in absolute coordinates.

Definition at line 188 of file O2Tessellated.cxx.

◆ AddFacet() [2/4]

bool O2Tessellated::AddFacet	(	const Vertex_t &	pt0,
		const Vertex_t &	pt1,
		const Vertex_t &	pt2,
		const Vertex_t &	pt3
	)

Adding a quadrilateral facet from vertex positions in absolute coordinates.

Definition at line 235 of file O2Tessellated.cxx.

◆ AddFacet() [3/4]

bool O2Tessellated::AddFacet	(	int	i1,
		int	i2,
		int	i3
	)

Adding a triangular facet from indices of vertices.

Definition at line 216 of file O2Tessellated.cxx.

◆ AddFacet() [4/4]

bool O2Tessellated::AddFacet	(	int	i1,
		int	i2,
		int	i3,
		int	i4
	)

Adding a quadrilateral facet from indices of vertices.

Definition at line 269 of file O2Tessellated.cxx.

◆ AddVertex()

int O2Tessellated::AddVertex ( const Vertex_t & vert )

Add a vertex checking for duplicates, returning the vertex index.

Definition at line 148 of file O2Tessellated.cxx.

◆ Capacity()

Double_t O2Tessellated::Capacity ( ) const

override

Capacity.

Definition at line 1059 of file O2Tessellated.cxx.

◆ CheckClosure()

bool O2Tessellated::CheckClosure	(	bool	fixFlipped = `true`,
		bool	verbose = `true`
	)

Check closure of the solid and check/fix flipped normals.

Definition at line 391 of file O2Tessellated.cxx.

◆ CloseShape()

void O2Tessellated::CloseShape	(	bool	check = `true`,
		bool	fixFlipped = `true`,
		bool	verbose = `true`
	)

Close the shape: calculate bounding box and compact vertices.

Definition at line 351 of file O2Tessellated.cxx.

◆ ComputeBBox()

void O2Tessellated::ComputeBBox ( )

override

Compute bounding box.

Definition at line 457 of file O2Tessellated.cxx.

◆ ComputeNormal()

void O2Tessellated::ComputeNormal	(	const Double_t *	point,
		const Double_t *	dir,
		Double_t *	norm
	)		const

override

ComputeNormal interface.

Definition at line 1359 of file O2Tessellated.cxx.

◆ Contains()

bool O2Tessellated::Contains ( const Double_t * point ) const

override

Contains.

Definition at line 1142 of file O2Tessellated.cxx.

◆ Contains_Loop()

bool O2Tessellated::Contains_Loop ( const Double_t * point ) const

trivial (non-BVH) Contains

Definition at line 1456 of file O2Tessellated.cxx.

◆ DistancetoPrimitive()

int o2::base::O2Tessellated::DistancetoPrimitive	(	int	,
		int
	)

inlineoverride

Definition at line 87 of file O2Tessellated.h.

◆ DistFromInside()

Double_t O2Tessellated::DistFromInside	(	const Double_t *	point,
		const Double_t *	dir,
		Int_t	iact = `1`,
		Double_t	step = `TGeoShape::Big()`,
		Double_t *	safe = `nullptr`
	)		const

override

DistFromOutside.

Definition at line 993 of file O2Tessellated.cxx.

◆ DistFromInside_Loop()

Double_t O2Tessellated::DistFromInside_Loop	(	const Double_t *	point,
		const Double_t *	dir
	)		const

trivial (non-BVH) DistFromInside function

Definition at line 1394 of file O2Tessellated.cxx.

◆ DistFromOutside()

Double_t O2Tessellated::DistFromOutside	(	const Double_t *	point,
		const Double_t *	dir,
		Int_t	iact = `1`,
		Double_t	step = `TGeoShape::Big()`,
		Double_t *	safe = `nullptr`
	)		const

override

DistFromOutside.

Definition at line 909 of file O2Tessellated.cxx.

◆ DistFromOutside_Loop()

Double_t O2Tessellated::DistFromOutside_Loop	(	const Double_t *	point,
		const Double_t *	dir
	)		const

trivial (non-BVH) DistFromOutside function

Definition at line 1425 of file O2Tessellated.cxx.

◆ FacetCheck()

bool O2Tessellated::FacetCheck ( int ifacet ) const

Check validity of facet.

Definition at line 321 of file O2Tessellated.cxx.

◆ FacetComputeNormal()

Vertex_t O2Tessellated::FacetComputeNormal	(	int	ifacet,
		bool &	degenerated
	)		const

Compute normal for a given facet.

Definition at line 288 of file O2Tessellated.cxx.

◆ FlipFacets()

void o2::base::O2Tessellated::FlipFacets ( )

inline

Flip all facets.

Definition at line 104 of file O2Tessellated.h.

◆ GetBuffer3D()

const TBuffer3D & O2Tessellated::GetBuffer3D	(	int	reqSections,
		Bool_t	localFrame
	)		const

override

Fills a static 3D buffer and returns a reference.

Definition at line 593 of file O2Tessellated.cxx.

◆ GetFacet()

const TGeoFacet & o2::base::O2Tessellated::GetFacet ( int i ) const

inline

Definition at line 84 of file O2Tessellated.h.

◆ GetMeshNumbers()

void O2Tessellated::GetMeshNumbers	(	int &	nvert,
		int &	nsegs,
		int &	npols
	)		const

override

Returns numbers of vertices, segments and polygons composing the shape mesh.

Definition at line 480 of file O2Tessellated.cxx.

◆ GetNfacets()

int o2::base::O2Tessellated::GetNfacets ( ) const

inline

Definition at line 78 of file O2Tessellated.h.

◆ GetNmeshVertices()

int o2::base::O2Tessellated::GetNmeshVertices ( ) const

inlineoverride

Definition at line 90 of file O2Tessellated.h.

◆ GetNsegments()

int o2::base::O2Tessellated::GetNsegments ( ) const

inline

Definition at line 79 of file O2Tessellated.h.

◆ GetNvertices()

int o2::base::O2Tessellated::GetNvertices ( ) const

inline

Definition at line 80 of file O2Tessellated.h.

◆ GetVertex()

const Vertex_t & o2::base::O2Tessellated::GetVertex ( int i ) const

inline

Definition at line 85 of file O2Tessellated.h.

◆ ImportFromObjFormat()

O2Tessellated * O2Tessellated::ImportFromObjFormat	(	const char *	objfile,
		bool	check = `false`,
		bool	verbose = `false`
	)

static

Reader from .obj format.

Reads a single tessellated solid from an .obj file.

Definition at line 624 of file O2Tessellated.cxx.

◆ InspectShape()

void o2::base::O2Tessellated::InspectShape ( ) const

inlineoverride

Definition at line 91 of file O2Tessellated.h.

◆ IsClosedBody()

bool o2::base::O2Tessellated::IsClosedBody ( ) const

inline

Definition at line 81 of file O2Tessellated.h.

◆ IsDefined()

bool o2::base::O2Tessellated::IsDefined ( ) const

inline

Definition at line 82 of file O2Tessellated.h.

◆ MakeBuffer3D()

TBuffer3D * O2Tessellated::MakeBuffer3D ( ) const

override

Creates a TBuffer3D describing this shape. Coordinates are in local reference frame.

Definition at line 491 of file O2Tessellated.cxx.

◆ Print()

void O2Tessellated::Print ( Option_t * option = "" ) const

override

Prints basic info.

Definition at line 507 of file O2Tessellated.cxx.

◆ ResizeCenter()

void O2Tessellated::ResizeCenter ( double maxsize )

Resize and center the shape in a box of size maxsize.

Resize the shape by scaling vertices within maxsize and center to origin.

Definition at line 570 of file O2Tessellated.cxx.

◆ Safety()

Double_t O2Tessellated::Safety	(	const Double_t *	point,
		Bool_t	in = `kTRUE`
	)		const

override

Safety.

Definition at line 1347 of file O2Tessellated.cxx.

◆ SavePrimitive()

void o2::base::O2Tessellated::SavePrimitive	(	std::ostream &	,
		Option_t *
	)

inlineoverride

Definition at line 94 of file O2Tessellated.h.

◆ SetPoints() [1/2]

void O2Tessellated::SetPoints ( double * points ) const

override

Fill tessellated points to an array.

Definition at line 545 of file O2Tessellated.cxx.

◆ SetPoints() [2/2]

void O2Tessellated::SetPoints ( Float_t * points ) const

override

Fill tessellated points in float.

Definition at line 557 of file O2Tessellated.cxx.

◆ SetSegsAndPols()

void O2Tessellated::SetSegsAndPols ( TBuffer3D & buff ) const

override

Fills TBuffer3D structure for segments and polygons.

Definition at line 516 of file O2Tessellated.cxx.

◆ Sizeof3D()

void o2::base::O2Tessellated::Sizeof3D ( ) const

inlineoverride

Definition at line 98 of file O2Tessellated.h.

The documentation for this class was generated from the following files:

/home/runner/work/AliceO2/AliceO2/Detectors/Base/include/DetectorsBase/O2Tessellated.h
/home/runner/work/AliceO2/AliceO2/Detectors/Base/src/O2Tessellated.cxx

Public Types

Public Member Functions

Static Public Member Functions

Detailed Description

Member Typedef Documentation

◆ Vertex_t

Constructor & Destructor Documentation

◆ O2Tessellated() [1/4]

◆ O2Tessellated() [2/4]

◆ O2Tessellated() [3/4]

◆ O2Tessellated() [4/4]

◆ ~O2Tessellated()

Member Function Documentation

◆ AddFacet() [1/4]

◆ AddFacet() [2/4]

◆ AddFacet() [3/4]

◆ AddFacet() [4/4]

◆ AddVertex()

◆ Capacity()

◆ CheckClosure()

◆ CloseShape()

◆ ComputeBBox()

◆ ComputeNormal()

◆ Contains()

◆ Contains_Loop()

◆ DistancetoPrimitive()

◆ DistFromInside()

◆ DistFromInside_Loop()

◆ DistFromOutside()

◆ DistFromOutside_Loop()

◆ FacetCheck()

◆ FacetComputeNormal()

◆ FlipFacets()

◆ GetBuffer3D()

◆ GetFacet()

◆ GetMeshNumbers()

◆ GetNfacets()

◆ GetNmeshVertices()

◆ GetNsegments()

◆ GetNvertices()

◆ GetVertex()

◆ ImportFromObjFormat()

◆ InspectShape()

◆ IsClosedBody()

◆ IsDefined()

◆ MakeBuffer3D()

◆ Print()

◆ ResizeCenter()

◆ Safety()

◆ SavePrimitive()

◆ SetPoints() [1/2]

◆ SetPoints() [2/2]

◆ SetSegsAndPols()

◆ Sizeof3D()