Main Page | Class Hierarchy | Alphabetical List | Class List | Directories | File List | Class Members | File Members | Related Pages

vtkLine Class Reference

#include <vtkLine.h>

Inheritance diagram for vtkLine:

vtkCell vtkObject vtkObjectBase List of all members.

Detailed Description

cell represents a 1D line

Date
2002/11/12 18:55:41
Revision
1.62

vtkLine is a concrete implementation of vtkCell to represent a 1D line.

Examples:
vtkLine (Examples)
Tests:
vtkLine (Tests)

Definition at line 36 of file vtkLine.h.

Public Types

typedef vtkCell Superclass

Public Member Functions

virtual const char * GetClassName ()
virtual int IsA (const char *type)
int GetCellType ()
int GetCellDimension ()
int GetNumberOfEdges ()
int GetNumberOfFaces ()
vtkCellGetEdge (int)
vtkCellGetFace (int)
int CellBoundary (int subId, float pcoords[3], vtkIdList *pts)
void Contour (float value, vtkDataArray *cellScalars, vtkPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd)
int EvaluatePosition (float x[3], float *closestPoint, int &subId, float pcoords[3], float &dist2, float *weights)
void EvaluateLocation (int &subId, float pcoords[3], float x[3], float *weights)
int Triangulate (int index, vtkIdList *ptIds, vtkPoints *pts)
void Derivatives (int subId, float pcoords[3], float *values, int dim, float *derivs)
void Clip (float value, vtkDataArray *cellScalars, vtkPointLocator *locator, vtkCellArray *lines, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut)
int IntersectWithLine (float p1[3], float p2[3], float tol, float &t, float x[3], float pcoords[3], int &subId)

Static Public Member Functions

static vtkLineNew ()
static int IsTypeOf (const char *type)
static vtkLineSafeDownCast (vtkObject *o)
static float DistanceToLine (float x[3], float p1[3], float p2[3])
static void InterpolationFunctions (float pcoords[3], float weights[2])
static int Intersection (float p1[3], float p2[3], float x1[3], float x2[3], float &u, float &v)
static float DistanceToLine (float x[3], float p1[3], float p2[3], float &t, float closestPoint[3])

Protected Member Functions

 vtkLine ()
 ~vtkLine ()


Member Typedef Documentation

typedef vtkCell vtkLine::Superclass
 

Reimplemented from vtkCell.

Definition at line 40 of file vtkLine.h.


Constructor & Destructor Documentation

vtkLine::vtkLine  )  [protected]
 

vtkLine::~vtkLine  )  [inline, protected]
 

Definition at line 113 of file vtkLine.h.


Member Function Documentation

static vtkLine* vtkLine::New  )  [static]
 

Create an object with Debug turned off, modified time initialized to zero, and reference counting on.

Reimplemented from vtkObject.

virtual const char* vtkLine::GetClassName  )  [virtual]
 

Reimplemented from vtkCell.

static int vtkLine::IsTypeOf const char *  type  )  [static]
 

Return 1 if this class type is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.

Reimplemented from vtkCell.

virtual int vtkLine::IsA const char *  type  )  [virtual]
 

Return 1 if this class is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.

Reimplemented from vtkCell.

static vtkLine* vtkLine::SafeDownCast vtkObject o  )  [static]
 

Reimplemented from vtkCell.

int vtkLine::GetCellType  )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 44 of file vtkLine.h.

References VTK_LINE.

int vtkLine::GetCellDimension  )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 45 of file vtkLine.h.

int vtkLine::GetNumberOfEdges  )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 46 of file vtkLine.h.

int vtkLine::GetNumberOfFaces  )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 47 of file vtkLine.h.

vtkCell* vtkLine::GetEdge int   )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 48 of file vtkLine.h.

vtkCell* vtkLine::GetFace int   )  [inline, virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

Definition at line 49 of file vtkLine.h.

int vtkLine::CellBoundary int  subId,
float  pcoords[3],
vtkIdList pts
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

void vtkLine::Contour float  value,
vtkDataArray cellScalars,
vtkPointLocator locator,
vtkCellArray verts,
vtkCellArray lines,
vtkCellArray polys,
vtkPointData inPd,
vtkPointData outPd,
vtkCellData inCd,
vtkIdType  cellId,
vtkCellData outCd
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

int vtkLine::EvaluatePosition float  x[3],
float *  closestPoint,
int &  subId,
float  pcoords[3],
float &  dist2,
float *  weights
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

void vtkLine::EvaluateLocation int &  subId,
float  pcoords[3],
float  x[3],
float *  weights
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

int vtkLine::Triangulate int  index,
vtkIdList ptIds,
vtkPoints pts
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

void vtkLine::Derivatives int  subId,
float  pcoords[3],
float *  values,
int  dim,
float *  derivs
[virtual]
 

See the vtkCell API for descriptions of these methods.

Implements vtkCell.

void vtkLine::Clip float  value,
vtkDataArray cellScalars,
vtkPointLocator locator,
vtkCellArray lines,
vtkPointData inPd,
vtkPointData outPd,
vtkCellData inCd,
vtkIdType  cellId,
vtkCellData outCd,
int  insideOut
[virtual]
 

Clip this line using scalar value provided. Like contouring, except that it cuts the line to produce other lines.

Implements vtkCell.

int vtkLine::IntersectWithLine float  p1[3],
float  p2[3],
float  tol,
float &  t,
float  x[3],
float  pcoords[3],
int &  subId
[virtual]
 

Line-line intersection. Intersection has to occur within [0,1] parametric coordinates and with specified tolerance.

Implements vtkCell.

static int vtkLine::Intersection float  p1[3],
float  p2[3],
float  x1[3],
float  x2[3],
float &  u,
float &  v
[static]
 

Performs intersection of two finite 3D lines. An intersection is found if the projection of the two lines onto the plane perpendicular to the cross product of the two lines intersect. The parameters (u,v) are the parametric coordinates of the lines at the position of closest approach.

static float vtkLine::DistanceToLine float  x[3],
float  p1[3],
float  p2[3],
float &  t,
float  closestPoint[3]
[static]
 

Compute distance to finite line. Returns parametric coordinate t and point location on line.

static float vtkLine::DistanceToLine float  x[3],
float  p1[3],
float  p2[3]
[static]
 

Determine the distance of the current vertex to the edge defined by the vertices provided. Returns distance squared. Note: line is assumed infinite in extent.

static void vtkLine::InterpolationFunctions float  pcoords[3],
float  weights[2]
[static]
 

Line specific methods.


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