VTK  9.3.1
vtkQuadratureSchemeDefinition.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
23 #ifndef vtkQuadratureSchemeDefinition_h
24 #define vtkQuadratureSchemeDefinition_h
25 
26 #include "vtkCommonDataModelModule.h" // For export macro
27 #include "vtkObject.h"
28 
29 VTK_ABI_NAMESPACE_BEGIN
32 class vtkXMLDataElement;
33 
34 class VTKCOMMONDATAMODEL_EXPORT vtkQuadratureSchemeDefinition : public vtkObject
35 {
36 public:
37  // vtk stuff
39  void PrintSelf(ostream& os, vtkIndent indent) override;
41  static vtkInformationStringKey* QUADRATURE_OFFSET_ARRAY_NAME();
42 
48 
52  int DeepCopy(const vtkQuadratureSchemeDefinition* other);
53 
58  int SaveState(vtkXMLDataElement* root);
62  int RestoreState(vtkXMLDataElement* root);
63 
68  void Clear();
69 
73  void Initialize(
74  int cellType, int numberOfNodes, int numberOfQuadraturePoints, double* shapeFunctionWeights);
78  void Initialize(int cellType, int numberOfNodes, int numberOfQuadraturePoints,
79  double* shapeFunctionWeights, double* quadratureWeights);
80 
84  int GetCellType() const { return this->CellType; }
88  int GetQuadratureKey() const { return this->QuadratureKey; }
92  int GetNumberOfNodes() const { return this->NumberOfNodes; }
96  int GetNumberOfQuadraturePoints() const { return this->NumberOfQuadraturePoints; }
102  const double* GetShapeFunctionWeights() const { return this->ShapeFunctionWeights; }
104 
108  const double* GetShapeFunctionWeights(int quadraturePointId) const
109  {
110  int idx = quadraturePointId * this->NumberOfNodes;
111  return this->ShapeFunctionWeights + idx;
112  }
114 
117  const double* GetQuadratureWeights() const { return this->QuadratureWeights; }
118 
119 protected:
121  ~vtkQuadratureSchemeDefinition() override;
122 
123 private:
128  void ReleaseResources();
133  int SecureResources();
138  void SetShapeFunctionWeights(const double* W);
143  void SetQuadratureWeights(const double* W);
144 
145  //
147  void operator=(const vtkQuadratureSchemeDefinition&) = delete;
148  friend ostream& operator<<(ostream& s, const vtkQuadratureSchemeDefinition& d);
149  friend istream& operator>>(istream& s, vtkQuadratureSchemeDefinition& d);
150  //
151  int CellType;
152  int QuadratureKey;
153  int NumberOfNodes;
154  int NumberOfQuadraturePoints;
155  double* ShapeFunctionWeights;
156  double* QuadratureWeights;
157 };
158 
159 VTK_ABI_NAMESPACE_END
160 #endif
abstract base class for most VTK objects
Definition: vtkObject.h:51
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
Represents an XML element and those nested inside.
int GetQuadratureKey() const
Access to an alternative key.
int GetNumberOfQuadraturePoints() const
Get the number of quadrature points associated with the scheme.
An Elemental data type that holds a definition of a numerical quadrature scheme.
const double * GetShapeFunctionWeights() const
Get the array of shape function weights.
Key for string values in vtkInformation.
int GetCellType() const
Access the VTK cell type id.
int GetNumberOfNodes() const
Get the number of nodes associated with the interpolation.
a simple class to control print indentation
Definition: vtkIndent.h:28
const double * GetQuadratureWeights() const
Access to the quadrature weights.
vtkMultiProcessStream & operator>>(vtkMultiProcessStream &stream, T &value)
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
friend VTKCOMMONCORE_EXPORT ostream & operator<<(ostream &os, vtkObjectBase &o)
const double * GetShapeFunctionWeights(int quadraturePointId) const
Get the array of shape function weights associated with a single quadrature point.