IFEM  90A354
ASMs2DLag.h
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1 // $Id$
2 //==============================================================================
12 //==============================================================================
13 
14 #ifndef _ASM_S2D_LAG_H
15 #define _ASM_S2D_LAG_H
16 
17 #include "ASMs2D.h"
18 #include "ASMLagBase.h"
19 
20 
26 class ASMs2DLag : public ASMs2D, protected ASMLagBase
27 {
28 protected:
31  {
32  public:
35  BasisFunctionCache(const ASMs2DLag& pch);
36 
41 
43  virtual ~BasisFunctionCache() = default;
44 
50  double getParam(int dir, size_t el, size_t gp, bool reduced) const override;
51 
52  protected:
54  bool internalInit() override;
55 
58  size_t index(size_t, size_t gp, bool) const override { return gp; }
59 
63  BasisFunctionVals calculatePt(size_t, size_t gp, bool red) const override;
64 
66  void calculateAll() override;
67 
69  void setupParameters() override;
70  };
71 
72 public:
74  explicit ASMs2DLag(unsigned char n_s = 2, unsigned char n_f = 2);
76  ASMs2DLag(const ASMs2DLag& patch, unsigned char n_f);
78  ASMs2DLag(const ASMs2DLag& patch);
80  virtual ~ASMs2DLag() {}
81 
82 
83  // Methods for model generation
84  // ============================
85 
87  virtual bool write(std::ostream& os, int = 0) const;
88 
92  virtual bool generateFEMTopology();
93 
97  virtual void clear(bool retainGeometry = false);
98 
104  virtual bool addXElms(short int dim, short int item,
105  size_t nXn, IntVec& nodes);
106 
111  virtual bool getElementCoordinates(Matrix& X, int iel, bool = true) const;
112 
116  virtual void getNodalCoordinates(Matrix& X, bool = false) const;
117 
120  virtual Vec3 getCoord(size_t inod) const;
121 
123  virtual Vec3 getElementCenter(int iel) const;
124 
131  virtual void constrainEdge(int dir, bool open, int dof, int code, char basis);
132 
134  virtual size_t getNoProjectionNodes() const;
135 
141  virtual bool assembleL2matrices(SystemMatrix& A, SystemVector& B,
142  const L2Integrand& integrand,
143  bool continuous) const;
144 
145 protected:
149  void setCoord(size_t inod, const Vec3& Xnod);
150 
154  virtual void findBoundaryElms(IntVec& elms, int lIndex, int = 0) const;
155 
158  int findElement(double u, double v,
159  double* xi = nullptr, double* eta = nullptr) const;
160 
167  bool integrateElm(Integrand& integrand, GlobalIntegral& glbInt, int iel,
168  ASMs2D::BasisFunctionCache& cache, const TimeDomain& time);
169 
170 public:
173  virtual bool updateCoords(const Vector& displ);
174 
175 
176  // Methods for integration of finite element quantities.
177  // These are the main computational methods of the ASM class hierarchy.
178  // ====================================================================
179 
184  virtual bool integrate(Integrand& integrand,
185  GlobalIntegral& glbInt, const TimeDomain& time);
186 
192  virtual bool integrate(Integrand& integrand, int lIndex,
193  GlobalIntegral& glbInt, const TimeDomain& time);
194 
195 
196  // Post-processing methods
197  // =======================
198 
204  virtual int evalPoint(const double* xi, double* param, Vec3& X) const;
205 
209  virtual bool tesselate(ElementBlock& grid, const int*) const;
210 
211  using ASMs2D::evalSolution;
219  virtual bool evalSolution(Matrix& sField, const Vector& locSol,
220  const int*, int n_f, bool) const;
221 
232  virtual bool evalSolution(Matrix& sField, const Vector& locSol,
233  const RealArray* gpar, bool regular,
234  int, int) const;
235 
242  virtual bool evalSolution(Matrix& sField, const IntegrandBase& integrand,
243  const int*, char) const;
244 
255  virtual bool evalSolution(Matrix& sField, const IntegrandBase& integrand,
256  const RealArray* gpar, bool regular) const;
257 
263  virtual bool evaluate(const ASMbase* basis, const Vector& locVec,
264  RealArray& vec, int basisNum) const;
265 
270  virtual bool getOrder(int& pu, int& pv, int& pw) const;
271 
272  using ASMs2D::getSize;
276  virtual bool getSize(int& n1, int& n2, int = 0) const;
277 
280  virtual void generateThreadGroups(const Integrand&, bool, bool);
281 
283  virtual IntMat getElmNodes(int basis) const;
284 
286  virtual size_t getNoBoundaryElms(char lIndex, char ldim) const;
287 
288 private:
290  static void createMNPC(size_t nx, size_t ny, int p1, int p2, IntMat& MNPC);
291 
292 protected:
301  virtual bool evalSolPt(int iel, double xi, double eta,
302  size_t nCmp, const Vector& pchSol,
303  RealArray& ptSol, RealArray& N) const;
304 
305  size_t nx;
306  size_t ny;
307  int p1;
308  int p2;
309 };
310 
311 #endif
Common base class for Lagrange FE models.
std::vector< int > IntVec
General integer vector.
Definition: ASMbase.h:25
std::vector< IntVec > IntMat
General 2D integer matrix.
Definition: ASMbase.h:26
Driver for assembly of structured 2D spline FE models.
std::vector< Real > RealArray
A real-valued array without algebraic operations.
Definition: ImmersedBoundaries.h:29
Common base class for Lagrange FE models.
Definition: ASMLagBase.h:27
Base class for spline-based finite element (FE) assembly drivers.
Definition: ASMbase.h:70
const IntMat & MNPC
Matrix of Nodal Point Correspondance.
Definition: ASMbase.h:1040
Implementation of basis function cache.
Definition: ASMs2DLag.h:31
void calculateAll() override
Calculates basis function info in all integration points.
Definition: ASMs2DLag.C:1237
BasisFunctionVals calculatePt(size_t, size_t gp, bool red) const override
Calculates basis function info in a single integration point.
Definition: ASMs2DLag.C:1216
void setupParameters() override
Configure quadrature points.
Definition: ASMs2DLag.C:1196
virtual ~BasisFunctionCache()=default
Empty destructor.
size_t index(size_t, size_t gp, bool) const override
Obtain global integration point index.
Definition: ASMs2DLag.h:58
double getParam(int dir, size_t el, size_t gp, bool reduced) const override
Obtain a single integration point parameter.
Definition: ASMs2DLag.C:1207
bool internalInit() override
Implementation specific initialization.
Definition: ASMs2DLag.C:1183
Driver for assembly of structured 2D Lagrange FE models.
Definition: ASMs2DLag.h:27
bool integrateElm(Integrand &integrand, GlobalIntegral &glbInt, int iel, ASMs2D::BasisFunctionCache &cache, const TimeDomain &time)
Evaluates an integral over an interior element domain.
Definition: ASMs2DLag.C:300
virtual void getNodalCoordinates(Matrix &X, bool=false) const
Returns a matrix with all nodal coordinates within the patch.
Definition: ASMs2DLag.C:247
virtual bool evalSolution(Matrix &sField, const Vector &locSol, const int *npe, int n_f, bool piola) const
Evaluates the primary solution field at all visualization points.
Definition: ASMs2D.C:2678
virtual bool tesselate(ElementBlock &grid, const int *) const
Creates a quad element model of this patch for visualization.
Definition: ASMs2DLag.C:699
int p1
Polynomial order in first parameter direction.
Definition: ASMs2DLag.h:307
virtual void constrainEdge(int dir, bool open, int dof, int code, char basis)
Constrains all DOFs on a given boundary edge.
Definition: ASMs2DLag.C:723
virtual IntMat getElmNodes(int basis) const
Returns the matrix of nodal point correspondance for given basis.
Definition: ASMs2DLag.C:943
virtual bool evalSolPt(int iel, double xi, double eta, size_t nCmp, const Vector &pchSol, RealArray &ptSol, RealArray &N) const
Evaluates a nodal solution field at specified point in an element.
Definition: ASMs2DLag.C:782
virtual void generateThreadGroups(const Integrand &integrand, bool silence, bool ignoreGlobalLM)
Generates element groups for multi-threading of interior integrals.
Definition: ASMs2D.C:3021
int findElement(double u, double v, double *xi=nullptr, double *eta=nullptr) const
Finds the element containing specified parametric point.
Definition: ASMs2DLag.C:1024
virtual void clear(bool retainGeometry=false)
Clears the contents of the patch, making it empty.
Definition: ASMs2DLag.C:60
virtual bool updateCoords(const Vector &displ)
Updates the nodal coordinates for this patch.
Definition: ASMs2DLag.C:256
virtual bool evaluate(const ASMbase *basis, const Vector &locVec, RealArray &vec, int basisNum) const
Evaluates and interpolates a field over a given geometry.
Definition: ASMs2DLag.C:1057
virtual ~ASMs2DLag()
Empty destructor.
Definition: ASMs2DLag.h:80
virtual bool generateFEMTopology()
Generates the finite element topology data for the patch.
Definition: ASMs2DLag.C:136
virtual Vec3 getCoord(size_t inod) const
Returns the global coordinates for the given node.
Definition: ASMs2DLag.C:193
virtual bool getElementCoordinates(Matrix &X, int iel, bool=true) const
Returns a matrix with nodal coordinates for an element.
Definition: ASMs2DLag.C:227
size_t ny
Number of nodes in second parameter direction.
Definition: ASMs2DLag.h:306
virtual bool getOrder(int &pu, int &pv, int &pw) const
Returns the polynomial order in each parameter direction.
Definition: ASMs2DLag.C:262
void setCoord(size_t inod, const Vec3 &Xnod)
Assigned global coordinates for the given node.
Definition: ASMs2DLag.C:202
virtual size_t getNoProjectionNodes() const
Returns the number of projection nodes for this patch.
Definition: ASMs2DLag.C:1082
virtual bool addXElms(short int dim, short int item, size_t nXn, IntVec &nodes)
Adds extraordinary elements associated with a patch boundary.
Definition: ASMs2DLag.C:70
virtual bool integrate(Integrand &integrand, GlobalIntegral &glbInt, const TimeDomain &time)
Evaluates an integral over the interior patch domain.
Definition: ASMs2DLag.C:468
virtual Vec3 getElementCenter(int iel) const
Returns the geometric center of an element.
Definition: ASMs2DLag.C:214
int p2
Polynomial order in second parameter direction.
Definition: ASMs2DLag.h:308
virtual bool assembleL2matrices(SystemMatrix &A, SystemVector &B, const L2Integrand &integrand, bool continuous) const
Assembles L2-projection matrices for the secondary solution.
Definition: ASMs2DLag.C:1088
size_t nx
Number of nodes in first parameter direction.
Definition: ASMs2DLag.h:305
ASMs2DLag(unsigned char n_s=2, unsigned char n_f=2)
Default constructor.
Definition: ASMs2DLag.C:33
virtual bool write(std::ostream &os, int=0) const
Writes the FEM basis to given stream.
Definition: ASMs2DLag.C:1018
static void createMNPC(size_t nx, size_t ny, int p1, int p2, IntMat &MNPC)
Returns matrix of nodal point correspondance for a structured grid.
Definition: ASMs2DLag.C:970
virtual int evalPoint(const double *xi, double *param, Vec3 &X) const
Evaluates the geometry at a specified point.
Definition: ASMs2DLag.C:674
virtual size_t getNoBoundaryElms(char lIndex, char ldim) const
Returns the number of elements on a boundary.
Definition: ASMs2DLag.C:281
virtual void findBoundaryElms(IntVec &elms, int lIndex, int=0) const
Finds the patch-local element numbers on a patch boundary.
Definition: ASMs2DLag.C:996
virtual bool getSize(int &n1, int &n2, int basis=0) const
Returns the number of nodal points in each parameter direction.
Definition: ASMs2D.C:1548
Implementation of basis function cache.
Definition: ASMs2D.h:64
Driver for assembly of structured 2D spline FE models.
Definition: ASMs2D.h:39
virtual void generateThreadGroups(const Integrand &, bool, bool)
Generates element groups for multi-threading of interior integrals.
Definition: ASMbase.h:516
virtual bool getSize(int &n1, int &n2, int basis=0) const
Returns the number of nodal points in each parameter direction.
Definition: ASMs2D.C:1548
virtual bool evalSolution(Matrix &sField, const Vector &locSol, const int *npe, int n_f=0, bool piola=false) const
Evaluates the primary solution field at all visualization points.
Definition: ASMbase.C:1735
BasisFunctionCache()
Default constructor.
Definition: BasisFunctionCache.C:22
Class for storage of a standard FE grid block.
Definition: ElementBlock.h:27
Abstract base class representing a system level integrated quantity.
Definition: GlobalIntegral.h:29
Base class representing a system level integrated quantity.
Definition: IntegrandBase.h:42
Abstract base class representing a system level integrated quantity.
Definition: Integrand.h:44
Abstract class for evaluating integrand or function.
Definition: GlbL2projector.h:39
Base class for representing a system matrix on different formats.
Definition: SystemMatrix.h:220
Base class for representing a system vector on different formats.
Definition: SystemMatrix.h:32
Simple class for representing a point in 3D space.
Definition: Vec3.h:27
A vector class with some added algebraic operations.
Definition: matrix.h:64
Struct holding basis function values and derivatives.
Definition: BasisFunctionVals.h:25
Struct representing the time domain.
Definition: TimeDomain.h:23