class ActiveVertexContour3D : public VertexContour3D, public ActiveVertex3D

Vertex class of an active contour 3D that include geometric members and method in order to compute internal and external forces

Inheritance:

Public Methods

AContourLine3D*	getLine () const returns the line of the active contour where the vertex belongs
ActiveContour3D*	getActiveContour3D () const returns the active contour where the vertex belongs
EdgeActiveContour3D*	getEdge () const returns the edge pointed by a vertex
ActiveVertexContour3D*	getFollowing () const Returns the right neighboring vertex in the line taking into account the line topology
ActiveVertexContour3D*	getPrevious () const Returns the left neighboring vertex in the line taking into account the line topology
ActiveVertexContour3D*	getTopologicalFollowing () const Returns the right neighboring vertex in the line without taking into account the line topology
ActiveVertexContour3D*	getTopologicalPrevious () const Returns the left neighboring vertex in the line without taking into account the line topology
EdgeContour*	removeVertexBasic () Remove a vertex by updating the data structure
EdgeActiveContour3D*	removeVertex () Remove a vertex by calling removeVertexBasic() and updates the maximum rigidity value
double	getSimplexAngle () const return the stored simplex angle
int	getMatrixIndex () const return the index in the stiffness matrix
double	getCurvature () const return the stored curvature
void	getReferenceMetricParameters ( double rmp[2]) returns the stored reference metric parameters
void	computeSimplexAngle () computes the simplex angle
void	computeMetricParameters (double mp[2]) const throw(InvalidMetricParameters) compute the actual metrics parameters
void	storeMetricParameters () throw(InvalidMetricParameters) store the current metrics parameters as the metrics parameters
virtual void	updatePosition () If the vertex is not fixed, then the position and previous position of that vertex are updated given the current internal and external force
void	computeExternalForce () compute the external force and store it in force[EXTERNAL]
virtual void	fixVertex () fix a vertex ie prevent it from moving
virtual void	unfixVertex () free a vertex ie allow it to move
virtual void	setMobility (const bool m) set the mobility of a vertex

Public

	Exception classes class InvalidMetricParameters : public Exception Exception thrown when a vertex is found to have a negative metric parameter
	Constructors ActiveVertexContour3D (AContourLine3D *line, Vec3 pos, RangeInformation *ri=0) Build a vertex of 3D Contour lying on a 3D 2-simplex mesh ActiveVertexContour3D (ActiveVertexContour3D *v, AContourLine3D *line, Vec3 pos, RangeInformation *ri=0) Build a vertex of 3D Contour lying on a 3D 2-simplex mesh : constructor used by inherited class since it does not build an edge
	Destructor virtual ~ActiveVertexContour3D () empty destructor

Private Fields

double	simplexAngle Simplex angle
double	referenceMetricParameters [2] Metrics parameters
double	curvature reference curvature at a vertex
int	matrixIndex index of the vertex in the stiffness matrix (row number matrixIndex and matrixIndex+1) : it is equal to -1 if it is not in the stiffness matrix

Inherited from VertexContour3D:

Public Methods

Vec3 getPosition() const

Vec3 getTangent() const

Vec3 getBinormal() const

Vec3 getNormal() const

void computeEdgeDirection() throw(ContourLine3D::IllegalGeometry)

void computeTangent() throw(ContourLine3D::IllegalGeometry)

void computeFrenetFrame() throw(ContourLine3D::IllegalGeometry)

void setPosition(const Vec3 &pos)

Contour3D* getContour3D() const

Public

Destructors

virtual ~VertexContour3D()

empty Destructor

Protected Fields

Vec3 position

Vec3 tangent

Vec3 normal

Vec3 binormal

Inherited from VertexContour:

Public Methods

const char* getName() const

Contour* getContour() const

unsigned int getRank() const

unsigned int getRankInLine() const

unsigned int getRef() const

void setName(const char *theName)

Protected Fields

EdgeContour* edge

ContourLine* line

Private Fields

char* name

Exception classes

class InvalidMetricParameters: public Exception

Exception thrown when a vertex is found to have a negative metric parameter

double simplexAngle

Simplex angle

double referenceMetricParameters[2]

Metrics parameters

double curvature

reference curvature at a vertex

int matrixIndex

index of the vertex in the stiffness matrix (row number matrixIndex and matrixIndex+1) : it is equal to -1 if it is not in the stiffness matrix

Constructors

ActiveVertexContour3D(AContourLine3D *line, Vec3 pos, RangeInformation *ri=0)

Build a vertex of 3D Contour lying on a 3D 2-simplex mesh

Parameters:

line - the line of the contour (ie its connected component) where the vertex is located
pos - the position of the simplex mesh
ri - the range information that should be stored in the vertex

ActiveVertexContour3D(ActiveVertexContour3D *v, AContourLine3D *line, Vec3 pos, RangeInformation *ri=0)

Build a vertex of 3D Contour lying on a 3D 2-simplex mesh : constructor used by inherited class since it does not build an edge

Parameters:

v - a vertex pointer : not used
line - the line of the contour (ie its connected component) where the vertex is located
pos - the position of the simplex mesh
ri - the range information that should be stored in the vertex

Destructor

virtual ~ActiveVertexContour3D()

empty destructor

AContourLine3D* getLine() const

returns the line of the active contour where the vertex belongs

ActiveContour3D* getActiveContour3D() const

returns the active contour where the vertex belongs

EdgeActiveContour3D* getEdge() const

returns the edge pointed by a vertex

ActiveVertexContour3D* getFollowing() const

Returns the right neighboring vertex in the line taking into account the line topology

ActiveVertexContour3D* getPrevious() const

Returns the left neighboring vertex in the line taking into account the line topology

ActiveVertexContour3D* getTopologicalFollowing() const

Returns the right neighboring vertex in the line without taking into account the line topology

ActiveVertexContour3D* getTopologicalPrevious() const

Returns the left neighboring vertex in the line without taking into account the line topology

EdgeContour* removeVertexBasic()

Remove a vertex by updating the data structure

EdgeActiveContour3D* removeVertex()

Remove a vertex by calling removeVertexBasic() and updates the maximum rigidity value

double getSimplexAngle() const

return the stored simplex angle

int getMatrixIndex() const

return the index in the stiffness matrix

double getCurvature() const

return the stored curvature

void getReferenceMetricParameters( double rmp[2])

returns the stored reference metric parameters

void computeSimplexAngle()

computes the simplex angle

void computeMetricParameters(double mp[2]) const throw(InvalidMetricParameters)

compute the actual metrics parameters

void storeMetricParameters() throw(InvalidMetricParameters)

store the current metrics parameters as the metrics parameters

virtual void updatePosition()

If the vertex is not fixed, then the position and previous position of that vertex are updated given the current internal and external force

void computeExternalForce()

compute the external force and store it in force[EXTERNAL]. To do so, it calls all range data using the local range information

virtual void fixVertex()

fix a vertex ie prevent it from moving

virtual void unfixVertex()

free a vertex ie allow it to move

virtual void setMobility(const bool m)

set the mobility of a vertex

alphabetic index hierarchy of classes

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