IFEM  90A354
LagrangeField3D.h
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1 // $Id$
2 //==============================================================================
12 //==============================================================================
13 
14 #ifndef _LAGRANGE_FIELD_3D_H
15 #define _LAGRANGE_FIELD_3D_H
16 
17 #include "FieldBase.h"
18 
19 class ASMs3DLag;
20 
21 
29 class LagrangeField3D : public FieldBase
30 {
31 public:
38  LagrangeField3D(const ASMs3DLag* patch, const RealArray& v,
39  char basis = 1, char cmp = 1, const char* name = nullptr);
41  virtual ~LagrangeField3D() {}
42 
43  // Methods to evaluate the field
44  //==============================
45 
48  double valueNode(size_t node) const;
49 
52  double valueFE(const ItgPoint& x) const;
53 
57  bool gradFE(const ItgPoint& x, Vector& grad) const;
58 
59 protected:
61  using IntMat = std::vector<std::vector<int>>;
63  int p1;
64  int p2;
65  int p3;
66 };
67 
68 #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 3D Lagrange FE models.
Definition: ASMs3DLag.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 3D.
Definition: LagrangeField3D.h:30
virtual ~LagrangeField3D()
Empty destructor.
Definition: LagrangeField3D.h:41
int p2
Element order in second parameter direction.
Definition: LagrangeField3D.h:64
double valueNode(size_t node) const
Computes the value in a given node/control point.
Definition: LagrangeField3D.C:46
std::vector< std::vector< int > > IntMat
Convenience type.
Definition: LagrangeField3D.h:61
Matrix coord
Matrix of nodel coordinates.
Definition: LagrangeField3D.h:60
LagrangeField3D(const ASMs3DLag *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: LagrangeField3D.C:22
int p1
Element order in first parameter direction.
Definition: LagrangeField3D.h:63
bool gradFE(const ItgPoint &x, Vector &grad) const
Computes the gradient for a given local coordinate.
Definition: LagrangeField3D.C:72
int p3
Element order in third parameter direction.
Definition: LagrangeField3D.h:65
double valueFE(const ItgPoint &x) const
Computes the value at a given local coordinate.
Definition: LagrangeField3D.C:52
IntMat mnpc
Matrix of element nodes.
Definition: LagrangeField3D.h:62
A vector class with some added algebraic operations.
Definition: matrix.h:64