VTK  9.2.6
vtkTessellatorFilter.h
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1/*=========================================================================
2
3Program: Visualization Toolkit
4Module: vtkTessellatorFilter.h
5Language: C++
6
7Copyright 2003 Sandia Corporation.
8Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
9license for use of this work by or on behalf of the
10U.S. Government. Redistribution and use in source and binary forms, with
11or without modification, are permitted provided that this Notice and any
12statement of authorship are reproduced on all copies.
13
14=========================================================================*/
15#ifndef vtkTessellatorFilter_h
16#define vtkTessellatorFilter_h
17
59#include "vtkFiltersGeneralModule.h" // For export macro
61
62class vtkDataArray;
63class vtkDataSet;
65class vtkPointLocator;
66class vtkPoints;
70
71class VTKFILTERSGENERAL_EXPORT vtkTessellatorFilter : public vtkUnstructuredGridAlgorithm
72{
73public:
75 void PrintSelf(ostream& os, vtkIndent indent) override;
76
78
80 vtkGetObjectMacro(Tessellator, vtkStreamingTessellator);
81
83 vtkGetObjectMacro(Subdivider, vtkDataSetEdgeSubdivisionCriterion);
84
86
88
96 vtkSetClampMacro(OutputDimension, int, 1, 3);
97 vtkGetMacro(OutputDimension, int);
99
100// With VTK_USE_FUTURE_CONST, vtkGetMacro already makes the member const.
101#if !VTK_USE_FUTURE_CONST
102 int GetOutputDimension() const;
103#endif
104
106
111 virtual void SetMaximumNumberOfSubdivisions(int num_subdiv_in);
113 virtual void SetChordError(double ce);
116
118
121 virtual void ResetFieldCriteria();
122 virtual void SetFieldCriterion(int field, double err);
124
126
132 vtkGetMacro(MergePoints, vtkTypeBool);
133 vtkSetMacro(MergePoints, vtkTypeBool);
134 vtkBooleanMacro(MergePoints, vtkTypeBool);
136
137protected:
140
141 int FillInputPortInformation(int port, vtkInformation* info) override;
142
149
154
158 void Teardown();
159
164 vtkInformationVector* outputVector) override;
165
171
173
182
183 static void AddAPoint(const double*, vtkEdgeSubdivisionCriterion*, void*, const void*);
184 static void AddALine(
185 const double*, const double*, vtkEdgeSubdivisionCriterion*, void*, const void*);
186 static void AddATriangle(
187 const double*, const double*, const double*, vtkEdgeSubdivisionCriterion*, void*, const void*);
188 static void AddATetrahedron(const double*, const double*, const double*, const double*,
189 vtkEdgeSubdivisionCriterion*, void*, const void*);
190 void OutputPoint(const double*);
191 void OutputLine(const double*, const double*);
192 void OutputTriangle(const double*, const double*, const double*);
193 void OutputTetrahedron(const double*, const double*, const double*, const double*);
194
195private:
197 void operator=(const vtkTessellatorFilter&) = delete;
198};
199
200// With VTK_USE_FUTURE_CONST, vtkGetMacro already makes the member const.
201#if !VTK_USE_FUTURE_CONST
203{
204 return this->OutputDimension;
205}
206#endif
207
208#endif // vtkTessellatorFilter_h
abstract superclass for arrays of numeric data
a subclass of vtkEdgeSubdivisionCriterion for vtkDataSet objects.
abstract class to specify dataset behavior
Definition vtkDataSet.h:63
how to decide whether a linear approximation to nonlinear geometry or field should be subdivided
a simple class to control print indentation
Definition vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
quickly locate points in 3-space
represent and manipulate 3D points
Definition vtkPoints.h:40
An algorithm that refines an initial simplicial tessellation using edge subdivision.
approximate nonlinear FEM elements with simplices
void OutputTetrahedron(const double *, const double *, const double *, const double *)
void MergeOutputPoints(vtkUnstructuredGrid *input, vtkUnstructuredGrid *output)
Called by RequestData to merge output points.
virtual void SetSubdivider(vtkDataSetEdgeSubdivisionCriterion *)
virtual void SetChordError(double ce)
These are convenience routines for setting properties maintained by the tessellator and subdivider.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual void SetTessellator(vtkStreamingTessellator *)
~vtkTessellatorFilter() override
void SetupOutput(vtkDataSet *input, vtkUnstructuredGrid *output)
Called by RequestData to set up a multitude of member variables used by the per-primitive output func...
vtkPoints * OutputPoints
These member variables are set by SetupOutput for use inside the callback members OutputLine and Outp...
vtkDataArray ** OutputAttributes
These member variables are set by SetupOutput for use inside the callback members OutputLine and Outp...
static void AddAPoint(const double *, vtkEdgeSubdivisionCriterion *, void *, const void *)
virtual void SetFieldCriterion(int field, double err)
These methods are for the ParaView client.
static void AddATriangle(const double *, const double *, const double *, vtkEdgeSubdivisionCriterion *, void *, const void *)
static void AddATetrahedron(const double *, const double *, const double *, const double *, vtkEdgeSubdivisionCriterion *, void *, const void *)
vtkMTimeType GetMTime() override
Return this object's modified time.
virtual void ResetFieldCriteria()
These methods are for the ParaView client.
int GetMaximumNumberOfSubdivisions()
These are convenience routines for setting properties maintained by the tessellator and subdivider.
vtkDataSetEdgeSubdivisionCriterion * Subdivider
int FillInputPortInformation(int port, vtkInformation *info) override
Fill the input port information objects for this algorithm.
void Teardown()
Reset the temporary variables used during the filter's RequestData() method.
static vtkTessellatorFilter * New()
int * OutputAttributeIndices
These member variables are set by SetupOutput for use inside the callback members OutputLine and Outp...
virtual int GetOutputDimension()
Set the dimension of the output tessellation.
void OutputTriangle(const double *, const double *, const double *)
vtkUnstructuredGrid * OutputMesh
These member variables are set by SetupOutput for use inside the callback members OutputLine and Outp...
void OutputLine(const double *, const double *)
void OutputPoint(const double *)
static void AddALine(const double *, const double *, vtkEdgeSubdivisionCriterion *, void *, const void *)
double GetChordError()
These are convenience routines for setting properties maintained by the tessellator and subdivider.
virtual void SetMaximumNumberOfSubdivisions(int num_subdiv_in)
These are convenience routines for setting properties maintained by the tessellator and subdivider.
vtkStreamingTessellator * Tessellator
int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
Run the filter; produce a polygonal approximation to the grid.
Superclass for algorithms that produce only unstructured grid as output.
dataset represents arbitrary combinations of all possible cell types
int vtkTypeBool
Definition vtkABI.h:69
vtkTypeUInt32 vtkMTimeType
Definition vtkType.h:287