VTK  9.0.1
vtkQuadratureSchemeDefinition.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkQuadratureSchemeDefinition.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
35 #ifndef vtkQuadratureSchemeDefinition_h
36 #define vtkQuadratureSchemeDefinition_h
37 
38 #include "vtkCommonDataModelModule.h" // For export macro
39 #include "vtkObject.h"
40 
43 class vtkXMLDataElement;
44 
45 class VTKCOMMONDATAMODEL_EXPORT vtkQuadratureSchemeDefinition : public vtkObject
46 {
47 public:
48  // vtk stuff
50  void PrintSelf(ostream& os, vtkIndent indent) override;
53 
59 
64 
74 
79  void Clear();
80 
84  void Initialize(
85  int cellType, int numberOfNodes, int numberOfQuadraturePoints, double* shapeFunctionWeights);
89  void Initialize(int cellType, int numberOfNodes, int numberOfQuadraturePoints,
90  double* shapeFunctionWeights, double* quadratureWeights);
91 
95  int GetCellType() const { return this->CellType; }
99  int GetQuadratureKey() const { return this->QuadratureKey; }
103  int GetNumberOfNodes() const { return this->NumberOfNodes; }
107  int GetNumberOfQuadraturePoints() const { return this->NumberOfQuadraturePoints; }
113  const double* GetShapeFunctionWeights() const { return this->ShapeFunctionWeights; }
115 
119  const double* GetShapeFunctionWeights(int quadraturePointId) const
120  {
121  int idx = quadraturePointId * this->NumberOfNodes;
122  return this->ShapeFunctionWeights + idx;
123  }
125 
128  const double* GetQuadratureWeights() const { return this->QuadratureWeights; }
129 
130 protected:
133 
134 private:
139  void ReleaseResources();
144  int SecureResources();
149  void SetShapeFunctionWeights(const double* W);
154  void SetQuadratureWeights(const double* W);
155 
156  //
158  void operator=(const vtkQuadratureSchemeDefinition&) = delete;
159  friend ostream& operator<<(ostream& s, const vtkQuadratureSchemeDefinition& d);
160  friend istream& operator>>(istream& s, vtkQuadratureSchemeDefinition& d);
161  //
162  int CellType;
163  int QuadratureKey;
164  int NumberOfNodes;
165  int NumberOfQuadraturePoints;
166  double* ShapeFunctionWeights;
167  double* QuadratureWeights;
168 };
169 
170 #endif
a simple class to control print indentation
Definition: vtkIndent.h:34
Key for string values in vtkInformation.
abstract base class for most VTK objects
Definition: vtkObject.h:63
An Elemental data type that holds a definition of a numerical quadrature scheme.
int SaveState(vtkXMLDataElement *e)
Put the object into an XML representation.
void Initialize(int cellType, int numberOfNodes, int numberOfQuadraturePoints, double *shapeFunctionWeights)
Initialize the object allocating resources as needed.
const double * GetShapeFunctionWeights(int quadraturePointId) const
Get the array of shape function weights associated with a single quadrature point.
static vtkInformationStringKey * QUADRATURE_OFFSET_ARRAY_NAME()
void Clear()
Release all allocated resources and set the object to an uninitialized state.
~vtkQuadratureSchemeDefinition() override
friend istream & operator>>(istream &s, vtkQuadratureSchemeDefinition &d)
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int GetQuadratureKey() const
Access to an alternative key.
int GetNumberOfQuadraturePoints() const
Get the number of quadrature points associated with the scheme.
static vtkQuadratureSchemeDefinition * New()
New object in an unsuable state.
void Initialize(int cellType, int numberOfNodes, int numberOfQuadraturePoints, double *shapeFunctionWeights, double *quadratureWeights)
Initialize the object allocating resources as needed.
const double * GetShapeFunctionWeights() const
Get the array of shape function weights.
int DeepCopy(const vtkQuadratureSchemeDefinition *other)
Deep copy.
friend ostream & operator<<(ostream &s, const vtkQuadratureSchemeDefinition &d)
const double * GetQuadratureWeights() const
Access to the quadrature weights.
int RestoreState(vtkXMLDataElement *e)
Restore the object from an XML representation.
int GetCellType() const
Access the VTK cell type id.
static vtkInformationQuadratureSchemeDefinitionVectorKey * DICTIONARY()
int GetNumberOfNodes() const
Get the number of nodes associated with the interpolation.
Represents an XML element and those nested inside.