VTK
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cell represents a parabolic, isoparametric triangle More...
#include <vtkQuadraticTriangle.h>
Public Types | |
typedef vtkNonLinearCell | Superclass |
Public Types inherited from vtkNonLinearCell | |
typedef vtkCell | Superclass |
Public Types inherited from vtkCell | |
typedef vtkObject | Superclass |
Public Types inherited from vtkObject | |
typedef vtkObjectBase | Superclass |
Public Member Functions | |
virtual int | IsA (const char *type) |
vtkQuadraticTriangle * | NewInstance () const |
void | PrintSelf (ostream &os, vtkIndent indent) |
int | CellBoundary (int subId, double pcoords[3], vtkIdList *pts) |
void | Contour (double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) |
int | EvaluatePosition (double x[3], double *closestPoint, int &subId, double pcoords[3], double &dist2, double *weights) |
void | EvaluateLocation (int &subId, double pcoords[3], double x[3], double *weights) |
int | Triangulate (int index, vtkIdList *ptIds, vtkPoints *pts) |
void | Derivatives (int subId, double pcoords[3], double *values, int dim, double *derivs) |
virtual double * | GetParametricCoords () |
int | GetParametricCenter (double pcoords[3]) |
double | GetParametricDistance (double pcoords[3]) |
int | GetCellType () |
int | GetCellDimension () |
int | GetNumberOfEdges () |
int | GetNumberOfFaces () |
vtkCell * | GetEdge (int edgeId) |
vtkCell * | GetFace (int) |
void | Clip (double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) |
int | IntersectWithLine (double p1[3], double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) |
virtual void | InterpolateFunctions (double pcoords[3], double weights[6]) |
virtual void | InterpolateDerivs (double pcoords[3], double derivs[12]) |
Public Member Functions inherited from vtkNonLinearCell | |
vtkNonLinearCell * | NewInstance () const |
virtual int | IsLinear () |
Public Member Functions inherited from vtkCell | |
vtkCell * | NewInstance () const |
void | Initialize (int npts, vtkIdType *pts, vtkPoints *p) |
virtual void | ShallowCopy (vtkCell *c) |
virtual void | DeepCopy (vtkCell *c) |
virtual int | IsExplicitCell () |
vtkPoints * | GetPoints () |
vtkIdType | GetNumberOfPoints () |
vtkIdList * | GetPointIds () |
vtkIdType | GetPointId (int ptId) |
void | GetBounds (double bounds[6]) |
double * | GetBounds () |
double | GetLength2 () |
virtual int | IsPrimaryCell () |
virtual int | RequiresInitialization () |
virtual void | Initialize () |
virtual int | RequiresExplicitFaceRepresentation () |
virtual void | SetFaces (vtkIdType *vtkNotUsed(faces)) |
virtual vtkIdType * | GetFaces () |
virtual void | InterpolateFunctions (double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight)) |
virtual void | InterpolateDerivs (double vtkNotUsed(pcoords)[3], double *vtkNotUsed(derivs)) |
Public Member Functions inherited from vtkObject | |
vtkObject * | NewInstance () const |
virtual void | DebugOn () |
virtual void | DebugOff () |
bool | GetDebug () |
void | SetDebug (bool debugFlag) |
virtual void | Modified () |
virtual unsigned long | GetMTime () |
unsigned long | AddObserver (unsigned long event, vtkCommand *, float priority=0.0f) |
unsigned long | AddObserver (const char *event, vtkCommand *, float priority=0.0f) |
vtkCommand * | GetCommand (unsigned long tag) |
void | RemoveObserver (vtkCommand *) |
void | RemoveObservers (unsigned long event, vtkCommand *) |
void | RemoveObservers (const char *event, vtkCommand *) |
int | HasObserver (unsigned long event, vtkCommand *) |
int | HasObserver (const char *event, vtkCommand *) |
void | RemoveObserver (unsigned long tag) |
void | RemoveObservers (unsigned long event) |
void | RemoveObservers (const char *event) |
void | RemoveAllObservers () |
int | HasObserver (unsigned long event) |
int | HasObserver (const char *event) |
template<class U , class T > | |
unsigned long | AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f) |
template<class U , class T > | |
unsigned long | AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f) |
template<class U , class T > | |
unsigned long | AddObserver (unsigned long event, U observer, bool(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f) |
int | InvokeEvent (unsigned long event, void *callData) |
int | InvokeEvent (const char *event, void *callData) |
int | InvokeEvent (unsigned long event) |
int | InvokeEvent (const char *event) |
Public Member Functions inherited from vtkObjectBase | |
const char * | GetClassName () const |
virtual void | Delete () |
virtual void | FastDelete () |
void | Print (ostream &os) |
virtual void | Register (vtkObjectBase *o) |
virtual void | UnRegister (vtkObjectBase *o) |
void | SetReferenceCount (int) |
void | PrintRevisions (ostream &) |
virtual void | PrintHeader (ostream &os, vtkIndent indent) |
virtual void | PrintTrailer (ostream &os, vtkIndent indent) |
int | GetReferenceCount () |
Static Public Member Functions | |
static vtkQuadraticTriangle * | New () |
static int | IsTypeOf (const char *type) |
static vtkQuadraticTriangle * | SafeDownCast (vtkObjectBase *o) |
static void | InterpolationFunctions (double pcoords[3], double weights[6]) |
static void | InterpolationDerivs (double pcoords[3], double derivs[12]) |
Static Public Member Functions inherited from vtkNonLinearCell | |
static int | IsTypeOf (const char *type) |
static vtkNonLinearCell * | SafeDownCast (vtkObjectBase *o) |
Static Public Member Functions inherited from vtkCell | |
static int | IsTypeOf (const char *type) |
static vtkCell * | SafeDownCast (vtkObjectBase *o) |
Static Public Member Functions inherited from vtkObject | |
static int | IsTypeOf (const char *type) |
static vtkObject * | SafeDownCast (vtkObjectBase *o) |
static vtkObject * | New () |
static void | BreakOnError () |
static void | SetGlobalWarningDisplay (int val) |
static void | GlobalWarningDisplayOn () |
static void | GlobalWarningDisplayOff () |
static int | GetGlobalWarningDisplay () |
Static Public Member Functions inherited from vtkObjectBase | |
static int | IsTypeOf (const char *name) |
static vtkObjectBase * | New () |
Protected Member Functions | |
virtual vtkObjectBase * | NewInstanceInternal () const |
vtkQuadraticTriangle () | |
~vtkQuadraticTriangle () | |
Protected Member Functions inherited from vtkNonLinearCell | |
vtkNonLinearCell () | |
~vtkNonLinearCell () | |
Protected Member Functions inherited from vtkCell | |
vtkCell () | |
~vtkCell () | |
Protected Member Functions inherited from vtkObject | |
vtkObject () | |
virtual | ~vtkObject () |
virtual void | RegisterInternal (vtkObjectBase *, int check) |
virtual void | UnRegisterInternal (vtkObjectBase *, int check) |
void | InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=NULL) |
void | InternalReleaseFocus () |
Protected Member Functions inherited from vtkObjectBase | |
vtkObjectBase () | |
virtual | ~vtkObjectBase () |
virtual void | CollectRevisions (ostream &) |
virtual void | ReportReferences (vtkGarbageCollector *) |
vtkObjectBase (const vtkObjectBase &) | |
void | operator= (const vtkObjectBase &) |
Protected Attributes | |
vtkQuadraticEdge * | Edge |
vtkTriangle * | Face |
vtkDoubleArray * | Scalars |
Protected Attributes inherited from vtkCell | |
double | Bounds [6] |
Protected Attributes inherited from vtkObject | |
bool | Debug |
vtkTimeStamp | MTime |
vtkSubjectHelper * | SubjectHelper |
Protected Attributes inherited from vtkObjectBase | |
vtkAtomicInt32 | ReferenceCount |
vtkWeakPointerBase ** | WeakPointers |
Additional Inherited Members | |
Public Attributes inherited from vtkCell | |
vtkPoints * | Points |
vtkIdList * | PointIds |
cell represents a parabolic, isoparametric triangle
vtkQuadraticTriangle is a concrete implementation of vtkNonLinearCell to represent a two-dimensional, 6-node, isoparametric parabolic triangle. The interpolation is the standard finite element, quadratic isoparametric shape function. The cell includes three mid-edge nodes besides the three triangle vertices. The ordering of the three points defining the cell is point ids (0-2,3-5) where id #3 is the midedge node between points (0,1); id #4 is the midedge node between points (1,2); and id #5 is the midedge node between points (2,0).
Definition at line 45 of file vtkQuadraticTriangle.h.
Definition at line 49 of file vtkQuadraticTriangle.h.
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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 vtkTypeMacro found in vtkSetGet.h.
Reimplemented from vtkNonLinearCell.
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Reimplemented from vtkNonLinearCell.
vtkQuadraticTriangle* vtkQuadraticTriangle::NewInstance | ( | ) | const |
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Methods invoked by print to print information about the object including superclasses. Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.
Reimplemented from vtkNonLinearCell.
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Implement the vtkCell API. See the vtkCell API for descriptions of these methods.
Implements vtkCell.
Definition at line 55 of file vtkQuadraticTriangle.h.
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Implement the vtkCell API. See the vtkCell API for descriptions of these methods.
Implements vtkCell.
Definition at line 56 of file vtkQuadraticTriangle.h.
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Implement the vtkCell API. See the vtkCell API for descriptions of these methods.
Implements vtkCell.
Definition at line 57 of file vtkQuadraticTriangle.h.
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Implement the vtkCell API. See the vtkCell API for descriptions of these methods.
Implements vtkCell.
Definition at line 58 of file vtkQuadraticTriangle.h.
Implement the vtkCell API. See the vtkCell API for descriptions of these methods.
Implements vtkCell.
Definition at line 60 of file vtkQuadraticTriangle.h.
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is inside or outside of the cell. The cell boundary is defined by a list of points (pts) that specify a face (3D cell), edge (2D cell), or vertex (1D cell). If the return value of the method is != 0, then the point is inside the cell.
Implements vtkCell.
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Generate contouring primitives. The scalar list cellScalars are scalar values at each cell point. The point locator is essentially a points list that merges points as they are inserted (i.e., prevents duplicates). Contouring primitives can be vertices, lines, or polygons. It is possible to interpolate point data along the edge by providing input and output point data - if outPd is NULL, then no interpolation is performed. Also, if the output cell data is non-NULL, the cell data from the contoured cell is passed to the generated contouring primitives. (Note: the CopyAllocate() method must be invoked on both the output cell and point data. The cellId refers to the cell from which the cell data is copied.)
Implements vtkCell.
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Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; evaluate parametric coordinates, sub-cell id (!=0 only if cell is composite), distance squared of point x[3] to cell (in particular, the sub-cell indicated), closest point on cell to x[3] (unless closestPoint is null, in which case, the closest point and dist2 are not found), and interpolation weights in cell. (The number of weights is equal to the number of points defining the cell). Note: on rare occasions a -1 is returned from the method. This means that numerical error has occurred and all data returned from this method should be ignored. Also, inside/outside is determine parametrically. That is, a point is inside if it satisfies parametric limits. This can cause problems for cells of topological dimension 2 or less, since a point in 3D can project onto the cell within parametric limits but be "far" from the cell. Thus the value dist2 may be checked to determine true in/out.
Implements vtkCell.
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Determine global coordinate (x[3]) from subId and parametric coordinates. Also returns interpolation weights. (The number of weights is equal to the number of points in the cell.)
Implements vtkCell.
Generate simplices of proper dimension. If cell is 3D, tetrahedron are generated; if 2D triangles; if 1D lines; if 0D points. The form of the output is a sequence of points, each n+1 points (where n is topological cell dimension) defining a simplex. The index is a parameter that controls which triangulation to use (if more than one is possible). If numerical degeneracy encountered, 0 is returned, otherwise 1 is returned. This method does not insert new points: all the points that define the simplices are the points that define the cell.
Implements vtkCell.
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Compute derivatives given cell subId and parametric coordinates. The values array is a series of data value(s) at the cell points. There is a one-to-one correspondence between cell point and data value(s). Dim is the number of data values per cell point. Derivs are derivatives in the x-y-z coordinate directions for each data value. Thus, if computing derivatives for a scalar function in a hexahedron, dim=1, 8 values are supplied, and 3 deriv values are returned (i.e., derivatives in x-y-z directions). On the other hand, if computing derivatives of velocity (vx,vy,vz) dim=3, 24 values are supplied ((vx,vy,vz)1, (vx,vy,vz)2, ....()8), and 9 deriv values are returned ((d(vx)/dx),(d(vx)/dy),(d(vx)/dz), (d(vy)/dx),(d(vy)/dy), (d(vy)/dz), (d(vz)/dx),(d(vz)/dy),(d(vz)/dz)).
Implements vtkCell.
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Return a contiguous array of parametric coordinates of the points defining this cell. In other words, (px,py,pz, px,py,pz, etc..) The coordinates are ordered consistent with the definition of the point ordering for the cell. This method returns a non-NULL pointer when the cell is a primary type (i.e., IsPrimaryCell() is true). Note that 3D parametric coordinates are returned no matter what the topological dimension of the cell.
Reimplemented from vtkCell.
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Clip this quadratic triangle using scalar value provided. Like contouring, except that it cuts the triangle to produce linear triangles.
Implements vtkCell.
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Line-edge intersection. Intersection has to occur within [0,1] parametric coordinates and with specified tolerance.
Implements vtkCell.
Return the center of the quadratic triangle in parametric coordinates.
Reimplemented from vtkCell.
Definition at line 138 of file vtkQuadraticTriangle.h.
Return the distance of the parametric coordinate provided to the cell. If inside the cell, a distance of zero is returned.
Reimplemented from vtkCell.
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Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition at line 115 of file vtkQuadraticTriangle.h.
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Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition at line 119 of file vtkQuadraticTriangle.h.
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Definition at line 129 of file vtkQuadraticTriangle.h.
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Definition at line 130 of file vtkQuadraticTriangle.h.
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Definition at line 131 of file vtkQuadraticTriangle.h.