IFEM  90A354
LagrangeField2D.h
Go to the documentation of this file.
1 // $Id$
2 //==============================================================================
12 //==============================================================================
13 
14 #ifndef _LAGRANGE_FIELD_2D_H
15 #define _LAGRANGE_FIELD_2D_H
16 
17 #include "FieldBase.h"
18 
19 class ASMs2DLag;
20 
21 
29 class LagrangeField2D : public FieldBase
30 {
31 public:
38  LagrangeField2D(const ASMs2DLag* patch, const RealArray& v,
39  char basis = 1, char cmp = 1, const char* name = nullptr);
41  virtual ~LagrangeField2D() {}
42 
43  // Methods to evaluate the field
44  //==============================
45 
48  double valueNode(size_t node) const override;
49 
52  double valueFE(const ItgPoint& x) const override;
53 
57  bool gradFE(const ItgPoint& x, Vector& grad) const override;
58 
59 protected:
61  using IntMat = std::vector<std::vector<int>>;
63  int p1;
64  int p2;
65 };
66 
67 #endif
Base class for scalar fields.
std::vector< Real > RealArray
A real-valued array without algebraic operations.
Definition: ImmersedBoundaries.h:29
Driver for assembly of structured 2D Lagrange FE models.
Definition: ASMs2DLag.h:27
Base class for scalar fields.
Definition: FieldBase.h:30
Class representing an integration point.
Definition: ItgPoint.h:25
Class for Lagrange-based finite element scalar fields in 2D.
Definition: LagrangeField2D.h:30
double valueFE(const ItgPoint &x) const override
Computes the value at a given local coordinate.
Definition: LagrangeField2D.C:56
std::vector< std::vector< int > > IntMat
Convenience type.
Definition: LagrangeField2D.h:61
double valueNode(size_t node) const override
Computes the value in a given node/control point.
Definition: LagrangeField2D.C:50
bool gradFE(const ItgPoint &x, Vector &grad) const override
Computes the gradient for a given local coordinate.
Definition: LagrangeField2D.C:76
int p2
Element order in second parameter direction.
Definition: LagrangeField2D.h:64
LagrangeField2D(const ASMs2DLag *patch, const RealArray &v, char basis=1, char cmp=1, const char *name=nullptr)
The constructor sets the number of space dimensions and fields.
Definition: LagrangeField2D.C:23
virtual ~LagrangeField2D()
Empty destructor.
Definition: LagrangeField2D.h:41
int p1
Element order in first parameter direction.
Definition: LagrangeField2D.h:63
IntMat mnpc
Matrix of element nodes.
Definition: LagrangeField2D.h:62
Matrix coord
Matrix of nodal coordinates.
Definition: LagrangeField2D.h:60
A vector class with some added algebraic operations.
Definition: matrix.h:64