Triangle in 3D space, component of a polygonal mesh. More...

#include <mctri.h>

Inheritance diagram for vctl::MCTri:

[legend]

Public Member Functions
void	ChangeVertex (MCVertex old_uzel, MCVertex new_uzel)
	Exchanges one of the triangle vertices.
int	CompareTriOrientation (MCTri *test_tri)
	Compares orientation of two triangles.
void	DeRegistration ()
	Deregistration of triangle from vertices.
template<class S >
void	DeserializeEntity (mds::mod::CChannelSerializer< S > &Reader, std::vector< MCVertex * > &index_array)
	Deserializes the triangle.
double	GetArea ()
	Returns area of the triangle.
void	GetCenter (MCPoint3D &_center)
	Returns coordinates of the triangle's center.
double	GetCircuit ()
	Returns perimeter of the triangle.
MCEdge *	GetEdge (int hrana)
	Returns a specified triangle edge, or NULL if no such edge exists.
void	GetEdge (int index, MCVertex _u0, MCVertex _u1)
	Returns pointers to all triangle vertices.
void	GetEdges (MCEdge *hrany[3])
	Returns all triangle edges, or NULL if no edges exist.
unsigned int	GetHashCode () const
	Returns triangle hash code.
double	GetMaxEdge (MCVertex _u0, MCVertex _u1)
	Returns length and vertices of the longest edge.
double	GetMaxEdge (MCEdge **max_hrana)
	Returns pointer to a longest edge, or NULL on failure.
int	GetMaxEdge ()
	Returns index of the longest edge.
double	GetMaxEdgeLength ()
	Returns length of the longest edge.
double	GetMinEdgeLength ()
	Returns length of the shortest edge.
MCTri *	GetNeighbour (int _index)
	Returns pointer to a specific triangle.
void	GetNeighbours (MCTri *_pole[3])
	Returns pointers to neighbouring triangles.
MCVector3D	GetNormal ()
	Returns normal of the triangle normalized so that its length is equal to one.
void	GetNormal (MCVector3D &normala)
	Returns normal of the triangle normalized so that its length is equal to one.
void	GetPlane (double &A, double &B, double &C, double &D)
	Returns parameters of the triangle's plane.
double	GetQuality ()
	Returns quality of the triangle.
void	GetRestEdge (MCVertex _uzel, MCVertex _u0, MCVertex *_u1)
	Returns two remaining vertices.
MCVertex *	GetRestVertex (MCVertex _u0, MCVertex _u1)
	Returns a remaining vertex, or NULL.
MCVertex *	GetVertex (int index)
	Return pointer to a specified vertex.
MCTri *	GetVertexTri (MCVertex *_uzel)
	Returns a registered triangle in a given vertex.
void	GetVerticeS (MCVertex _u0, MCVertex _u1, MCVertex **_u2) const
	Returns pointer to all triangle vertices.
void	GetVerticeS (MCVertex *_u[3]) const
	Returns pointer to all triangle vertices.
void	InverseOrientation ()
	Changes orientation of the triangle.
int	IsVertex (MCVertex *test_uzel) const
	Checks if a given vertex belongs to the triangle.
bool	IsVertexBool (MCVertex *test_uzel) const
	Checks if a given vertex belongs to the triangle.
void	Load (std::ifstream &proud, std::vector< MCVertex * > &_pole)
	Loads triangle (indexes of vertices) from a given stream.
	MCTri ()
	Default constructor.
	MCTri (const MCTri &_tri)
	Copy constructor.
	MCTri (MCTri *_tri)
	Constructor.
	MCTri (MCVertex _u0, MCVertex _u1, MCVertex *_u2)
	Constructor.
	MCTri (MCVertex *_u[3])
	Constructor.
void	Registration ()
	Registers the triangle into its vertices.
void	Save (std::ofstream &proud)
	Saves triangle (indexes of vertices) into a stream.
template<class S >
void	SerializeEntity (mds::mod::CChannelSerializer< S > &Writer)
	Serializes the triangle.
void	SetVertex (int index, MCVertex *new_uzel)
	Sets pointer to one of the vertices.
void	SetVertexTri (MCVertex _uzel, MCTri _tri)
	Sets pointer to a triangle registered in a given vertex.
void	SetVerticeS (MCVertex _u0, MCVertex _u1, MCVertex *_u2)
	Sets pointers to all triangle vertices.
void	SetVerticeS (MCVertex *_u[3])
	Sets pointers to all triangle vertices.
bool	TestIdentity (MCTri *test_tri) const
	Checks of two triangles are equal.
virtual std::string	ToString () const
	Returns text description of the triangle.
virtual	~MCTri ()
	Empty destructor.
Protected Types
typedef MCEntity< MCTri >	tBase
	Base class.
Protected Attributes
MCTri *	s [3]
	Pointers to triangles sharing the corresponding vertex.
MCVertex *	u [3]
	Pointers to all triangle vertices.

Detailed Description

Triangle in 3D space, component of a polygonal mesh.

Derived from MCEntity class.

Member Typedef Documentation

typedef MCEntity<MCTri> vctl::MCTri::tBase [protected]

Base class.

Constructor & Destructor Documentation

vctl::MCTri::MCTri ( ) [inline]

Default constructor.

Initializes all pointers to NULL!

vctl::MCTri::MCTri ( const MCTri & _tri ) [inline]

Copy constructor.

Initializes only pointers to triangle vertices.

vctl::MCTri::MCTri ( MCTri * _tri ) [inline]

Constructor.

Initializes only pointers to triangle vertices.

vctl::MCTri::MCTri	(	MCVertex *	_u0,
		MCVertex *	_u1,
		MCVertex *	_u2
	)		`[inline]`

Constructor.

Initializes only pointers to triangle vertices.

vctl::MCTri::MCTri ( MCVertex * _u[3] ) [inline]

Constructor.

Initializes only pointers to triangle vertices.

virtual vctl::MCTri::~MCTri ( ) [inline, virtual]

Empty destructor.

Member Function Documentation

void vctl::MCTri::ChangeVertex	(	MCVertex *	old_uzel,
		MCVertex *	new_uzel
	)		`[inline]`

Exchanges one of the triangle vertices.

This method doesn't changes registration of tringles in vertices. You must do the registration on your own.

int MCTri::CompareTriOrientation ( MCTri * test_tri )

Compares orientation of two triangles.

1 - same orientation of triangles.
0 - perpendicular triangles.
-1 - reverse orientation.

void MCTri::DeRegistration ( )

Deregistration of triangle from vertices.

template<class S >

void vctl::MCTri::DeserializeEntity	(	mds::mod::CChannelSerializer< S > &	Reader,
		std::vector< MCVertex * > &	index_array
	)		`[inline]`

Deserializes the triangle.

An array of vertices must be loaded previously.

double MCTri::GetArea ( )

Returns area of the triangle.

void MCTri::GetCenter ( MCPoint3D & _center )

Returns coordinates of the triangle's center.

double MCTri::GetCircuit ( )

Returns perimeter of the triangle.

MCEdge * MCTri::GetEdge ( int hrana )

Returns a specified triangle edge, or NULL if no such edge exists.

void MCTri::GetEdge	(	int	index,
		MCVertex **	_u0,
		MCVertex **	_u1
	)

Returns pointers to all triangle vertices.

void MCTri::GetEdges ( MCEdge * hrany[3] )

Returns all triangle edges, or NULL if no edges exist.

unsigned int vctl::MCTri::GetHashCode ( ) const [inline, virtual]

Returns triangle hash code.

Not yet implemented!
Todo:
Doplnit implementaci generovani hash kodu.

Implements vctl::MCEntity< MCTri >.

double MCTri::GetMaxEdge	(	MCVertex **	_u0,
		MCVertex **	_u1
	)

Returns length and vertices of the longest edge.

double MCTri::GetMaxEdge ( MCEdge ** max_hrana )

Returns pointer to a longest edge, or NULL on failure.

int MCTri::GetMaxEdge ( )

Returns index of the longest edge.

double MCTri::GetMaxEdgeLength ( )

Returns length of the longest edge.

double MCTri::GetMinEdgeLength ( )

Returns length of the shortest edge.

MCTri * MCTri::GetNeighbour ( int _index )

Returns pointer to a specific triangle.

void MCTri::GetNeighbours ( MCTri * _pole[3] )

Returns pointers to neighbouring triangles.

MCVector3D MCTri::GetNormal ( )

Returns normal of the triangle normalized so that its length is equal to one.

void MCTri::GetNormal ( MCVector3D & normala )

Returns normal of the triangle normalized so that its length is equal to one.

void MCTri::GetPlane	(	double &	A,
		double &	B,
		double &	C,
		double &	D
	)

Returns parameters of the triangle's plane.

double vctl::MCTri::GetQuality ( ) [inline]

Returns quality of the triangle.

void MCTri::GetRestEdge	(	MCVertex *	_uzel,
		MCVertex **	_u0,
		MCVertex **	_u1
	)

Returns two remaining vertices.

MCVertex * MCTri::GetRestVertex	(	MCVertex *	_u0,
		MCVertex *	_u1
	)

Returns a remaining vertex, or NULL.

MCVertex* vctl::MCTri::GetVertex ( int index ) [inline]

Return pointer to a specified vertex.

MCTri* vctl::MCTri::GetVertexTri ( MCVertex * _uzel ) [inline]

Returns a registered triangle in a given vertex.

NULL on failure.

void vctl::MCTri::GetVerticeS	(	MCVertex **	_u0,
		MCVertex **	_u1,
		MCVertex **	_u2
	)		const `[inline]`

Returns pointer to all triangle vertices.

void vctl::MCTri::GetVerticeS ( MCVertex * _u[3] ) const [inline]

Returns pointer to all triangle vertices.

void MCTri::InverseOrientation ( )

Changes orientation of the triangle.

int vctl::MCTri::IsVertex ( MCVertex * test_uzel ) const [inline]

Checks if a given vertex belongs to the triangle.

Returns:: index of the vertex within the triangle, or -1 otherwise.

bool vctl::MCTri::IsVertexBool ( MCVertex * test_uzel ) const [inline]

Checks if a given vertex belongs to the triangle.

void vctl::MCTri::Load	(	std::ifstream &	proud,
		std::vector< MCVertex * > &	_pole
	)

Loads triangle (indexes of vertices) from a given stream.

An array of vertices must be loaded previously.

void vctl::MCTri::Registration ( ) [inline]

Registers the triangle into its vertices.

void vctl::MCTri::Save ( std::ofstream & proud )

Saves triangle (indexes of vertices) into a stream.

An index must be assigned to each vertex.

template<class S >

void vctl::MCTri::SerializeEntity ( mds::mod::CChannelSerializer< S > & Writer ) [inline]

Serializes the triangle.

An index must be assigned to each vertex.

Reimplemented from vctl::MCEntity< MCTri >.

void vctl::MCTri::SetVertex	(	int	index,
		MCVertex *	new_uzel
	)		`[inline]`

Sets pointer to one of the vertices.

void vctl::MCTri::SetVertexTri	(	MCVertex *	_uzel,
		MCTri *	_tri
	)		`[inline]`

Sets pointer to a triangle registered in a given vertex.

void vctl::MCTri::SetVerticeS	(	MCVertex *	_u0,
		MCVertex *	_u1,
		MCVertex *	_u2
	)		`[inline]`

Sets pointers to all triangle vertices.

void vctl::MCTri::SetVerticeS ( MCVertex * _u[3] ) [inline]

Sets pointers to all triangle vertices.

bool vctl::MCTri::TestIdentity ( MCTri * test_tri ) const [inline, virtual]

Checks of two triangles are equal.

Implements vctl::MCEntity< MCTri >.

virtual std::string vctl::MCTri::ToString ( ) const [inline, virtual]

Returns text description of the triangle.

Implements vctl::MCEntity< MCTri >.

Member Data Documentation

MCTri* vctl::MCTri::s[3] [protected]

Pointers to triangles sharing the corresponding vertex.

MCVertex* vctl::MCTri::u[3] [protected]

Pointers to all triangle vertices.

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

mctri.h
mctri.cpp

Public Member Functions

Protected Types

Protected Attributes

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation