IFEM 90A354
ASMs3DLag.h
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1// $Id$
2//==============================================================================
12//==============================================================================
13
14#ifndef _ASM_S3D_LAG_H
15#define _ASM_S3D_LAG_H
16
17#include "ASMs3D.h"
18#include "ASMLagBase.h"
19
20
26class ASMs3DLag : public ASMs3D, protected ASMLagBase
27{
28protected:
31 {
32 public:
35 BasisFunctionCache(const ASMs3DLag& pch);
36
41
43 virtual ~BasisFunctionCache() = default;
44
50 double getParam(int dir, size_t el, size_t gp, bool reduced = false) 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
72public:
74 explicit ASMs3DLag(unsigned char n_f = 3);
76 ASMs3DLag(const ASMs3D& patch, unsigned char n_f);
78 ASMs3DLag(const ASMs3DLag& patch, unsigned char n_f);
80 ASMs3DLag(const ASMs3DLag& patch);
82 virtual ~ASMs3DLag() {}
83
84
85 // Methods for model generation
86 // ============================
87
89 virtual bool write(std::ostream& os, int = 0) const;
90
94 virtual bool generateFEMTopology();
95
99 virtual void clear(bool retainGeometry = false);
100
106 virtual bool addXElms(short int dim, short int item,
107 size_t nXn, IntVec& nodes);
108
113 virtual bool getElementCoordinates(Matrix& X, int iel, bool = true) const;
114
118 virtual void getNodalCoordinates(Matrix& X, bool = false) const;
119
122 virtual Vec3 getCoord(size_t inod) const;
123
125 virtual Vec3 getElementCenter(int iel) const;
126
131 virtual bool getGridParameters(RealArray& prm, int dir, int nSegSpan) const;
132
139 virtual void constrainFace(int dir, bool open, int dof,
140 int code = 0, char basis = 1);
141
148 virtual void constrainEdge(int lEdge, bool open, int dof,
149 int code = 0, char basis = 1);
150
151protected:
155 void setCoord(size_t inod, const Vec3& Xnod);
156
160 virtual void findBoundaryElms(IntVec& elms, int lIndex, int = 0) const;
161
164 virtual int findElement(double u, double v, double w,
165 double* xi = nullptr, double* eta = nullptr,
166 double* zeta = nullptr) const;
167
168public:
171 virtual bool updateCoords(const Vector& displ);
172
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
200 virtual bool integrateEdge(Integrand& integrand, int lEdge,
201 GlobalIntegral& glbInt, const TimeDomain& time);
202
203
204 // Post-processing methods
205 // =======================
206
212 virtual int evalPoint(const double* xi, double* param, Vec3& X) const;
213
217 virtual bool tesselate(ElementBlock& grid, const int*) const;
218
227 virtual bool evalSolution(Matrix& sField, const Vector& locSol,
228 const int*, int n_f, bool) const;
229
240 virtual bool evalSolution(Matrix& sField, const Vector& locSol,
241 const RealArray* gpar, bool regular,
242 int, int) const;
243
250 virtual bool evalSolution(Matrix& sField, const IntegrandBase& integrand,
251 const int*, char) const;
252
263 virtual bool evalSolution(Matrix& sField, const IntegrandBase& integrand,
264 const RealArray* gpar, bool regular) const;
265
271 virtual bool evaluate(const ASMbase* basis, const Vector& locVec,
272 RealArray& vec, int basisNum) const;
273
278 virtual bool getOrder(int& pu, int& pv, int& pw) const;
279
284 virtual bool getSize(int& n1, int& n2, int& n3, int = 0) const;
285
287 virtual void generateThreadGroups(const Integrand&, bool, bool);
290 virtual void generateThreadGroups(char lIndex, bool, bool);
291
293 virtual IntMat getElmNodes(int basis) const;
294
296 virtual size_t getNoBoundaryElms(char lIndex, char ldim) const;
297
299 virtual size_t getNoProjectionNodes() const;
300
306 virtual bool assembleL2matrices(SystemMatrix& A, SystemVector& B,
307 const L2Integrand& integrand,
308 bool continuous) const;
309
310private:
312 static void createMNPC(size_t nx, size_t ny, size_t nz,
313 int p1, int p2, int p3, IntMat& MNPC);
314
315protected:
325 virtual bool evalSolPt(int iel, double xi, double eta, double zeta,
326 size_t nCmp, const Vector& pchSol,
327 RealArray& ptSol, RealArray& N) const;
328
329 size_t nx;
330 size_t ny;
331 size_t nz;
332 int p1;
333 int p2;
334 int p3;
335};
336
337#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 3D spline FE models.
std::vector< Real > RealArray
A real-valued array without algebraic operations.
Definition ImmersedBoundaries.h:32
Common base class for Lagrange FE models.
Definition ASMLagBase.h:27
void updateOrigin(const Vec3 &origin)
Updates patch origin by adding a constant to all nodes.
Definition ASMLagBase.C:72
Base class for spline-based finite element (FE) assembly drivers.
Definition ASMbase.h:72
const IntMat & MNPC
Matrix of Nodal Point Correspondance.
Definition ASMbase.h:1064
Implementation of basis function cache.
Definition ASMs3DLag.h:31
virtual ~BasisFunctionCache()=default
Empty destructor.
double getParam(int dir, size_t el, size_t gp, bool reduced=false) const override
Obtain a single integration point parameter.
Definition ASMs3DLag.C:1569
size_t index(size_t, size_t gp, bool) const override
Obtain global integration point index.
Definition ASMs3DLag.h:58
BasisFunctionVals calculatePt(size_t, size_t gp, bool red) const override
Calculates basis function info in a single integration point.
Definition ASMs3DLag.C:1578
void setupParameters() override
Configure quadrature points.
Definition ASMs3DLag.C:1558
bool internalInit() override
Implementation specific initialization.
Definition ASMs3DLag.C:1545
void calculateAll() override
Calculates basis function info in all integration points.
Definition ASMs3DLag.C:1602
Driver for assembly of structured 3D Lagrange FE models.
Definition ASMs3DLag.h:27
virtual bool evalSolPt(int iel, double xi, double eta, double zeta, size_t nCmp, const Vector &pchSol, RealArray &ptSol, RealArray &N) const
Evaluates a nodal solution field at specified point in an element.
Definition ASMs3DLag.C:1043
int p2
Polynomial order in second parameter direction.
Definition ASMs3DLag.h:333
int p1
Polynomial order in first parameter direction.
Definition ASMs3DLag.h:332
virtual bool getSize(int &n1, int &n2, int &n3, int=0) const
Returns the number of nodal points in each parameter direction.
Definition ASMs3DLag.C:287
size_t nz
Number of nodes in third parameter direction.
Definition ASMs3DLag.h:331
virtual size_t getNoProjectionNodes() const
Returns the number of projection nodes for this patch.
Definition ASMs3DLag.C:1423
virtual bool getElementCoordinates(Matrix &X, int iel, bool=true) const
Returns a matrix with nodal coordinates for an element.
Definition ASMs3DLag.C:242
virtual void constrainEdge(int lEdge, bool open, int dof, int code=0, char basis=1)
Constrains all DOFs on a given boundary edge.
Definition ASMs3DLag.C:1416
virtual bool generateFEMTopology()
Generates the finite element topology data for the patch.
Definition ASMs3DLag.C:147
ASMs3DLag(const ASMs3D &patch, unsigned char n_f)
Special constructor creating a Lagrang patch from a Spline patch,.
virtual bool write(std::ostream &os, int=0) const
Writes the FEM basis to given stream.
Definition ASMs3DLag.C:1378
virtual void getNodalCoordinates(Matrix &X, bool=false) const
Returns a matrix with all nodal coordinates within the patch.
Definition ASMs3DLag.C:262
virtual bool evaluate(const ASMbase *basis, const Vector &locVec, RealArray &vec, int basisNum) const
Evaluates and interpolates a field over a given geometry.
Definition ASMs3DLag.C:1384
virtual bool getGridParameters(RealArray &prm, int dir, int nSegSpan) const
Calculates parameter values for visualization nodal points.
Definition ASMs3DLag.C:1342
virtual size_t getNoBoundaryElms(char lIndex, char ldim) const
Returns the number of elements on a boundary.
Definition ASMs3DLag.C:297
void setCoord(size_t inod, const Vec3 &Xnod)
Assigned global coordinates for the given node.
Definition ASMs3DLag.C:217
virtual void clear(bool retainGeometry=false)
Clears the contents of the patch, making it empty.
Definition ASMs3DLag.C:64
virtual bool evalSolution(Matrix &sField, const Vector &locSol, const int *, int n_f, bool) const
Evaluates the primary solution field at all visualization points.
Definition ASMs3DLag.C:943
virtual bool addXElms(short int dim, short int item, size_t nXn, IntVec &nodes)
Adds extraordinary elements associated with a patch boundary.
Definition ASMs3DLag.C:74
virtual ~ASMs3DLag()
Empty destructor.
Definition ASMs3DLag.h:82
virtual bool updateCoords(const Vector &displ)
Updates the nodal coordinates for this patch.
Definition ASMs3DLag.C:271
int p3
Polynomial order in third parameter direction.
Definition ASMs3DLag.h:334
virtual void constrainFace(int dir, bool open, int dof, int code=0, char basis=1)
Constrains all DOFs on a given boundary face.
Definition ASMs3DLag.C:1409
virtual void generateThreadGroups(const Integrand &, bool, bool)
Generates element groups for multi-threading of interior integrals.
Definition ASMs3DLag.C:1197
virtual void findBoundaryElms(IntVec &elms, int lIndex, int=0) const
Finds the patch-local element numbers on a patch boundary.
Definition ASMs3DLag.C:1310
virtual int evalPoint(const double *xi, double *param, Vec3 &X) const
Evaluates the geometry at a specified point.
Definition ASMs3DLag.C:889
size_t nx
Number of nodes in first parameter direction.
Definition ASMs3DLag.h:329
virtual bool integrate(Integrand &integrand, GlobalIntegral &glbInt, const TimeDomain &time)
Evaluates an integral over the interior patch domain.
Definition ASMs3DLag.C:327
virtual int findElement(double u, double v, double w, double *xi=nullptr, double *eta=nullptr, double *zeta=nullptr) const
Finds the element containing specified parametric point.
Definition ASMs3DLag.C:950
virtual bool getOrder(int &pu, int &pv, int &pw) const
Returns the polynomial order in each parameter direction.
Definition ASMs3DLag.C:277
virtual bool integrateEdge(Integrand &integrand, int lEdge, GlobalIntegral &glbInt, const TimeDomain &time)
Evaluates a boundary integral over a patch edge.
Definition ASMs3DLag.C:745
virtual bool assembleL2matrices(SystemMatrix &A, SystemVector &B, const L2Integrand &integrand, bool continuous) const
Assembles L2-projection matrices for the secondary solution.
Definition ASMs3DLag.C:1429
virtual bool tesselate(ElementBlock &grid, const int *) const
Creates a hexahedron element model of this patch for visualization.
Definition ASMs3DLag.C:913
static void createMNPC(size_t nx, size_t ny, size_t nz, int p1, int p2, int p3, IntMat &MNPC)
Creates matrix of nodal point correspondance for a structured grid.
Definition ASMs3DLag.C:1269
virtual Vec3 getElementCenter(int iel) const
Returns the geometric center of an element.
Definition ASMs3DLag.C:229
virtual Vec3 getCoord(size_t inod) const
Returns the global coordinates for the given node.
Definition ASMs3DLag.C:208
size_t ny
Number of nodes in second parameter direction.
Definition ASMs3DLag.h:330
virtual IntMat getElmNodes(int basis) const
Returns the matrix of nodal point correspondance for given basis.
Definition ASMs3DLag.C:1241
Implementation of basis function cache.
Definition ASMs3D.h:72
Driver for assembly of structured 3D spline FE models.
Definition ASMs3D.h:39
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 ASMs3D.C:3155
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:40
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