NeoPZ
TPZParFrontMatrix.h
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1 
6 #ifndef TPZPARFRONTMATRIX_H
7 #define TPZPARFRONTMATRIX_H
8 #include "TPZFrontMatrix.h"
9 #include "TPZFront.h"
10 #include "TPZFrontNonSym.h"
11 #include "TPZFrontSym.h"
12 
13 #include "pz_pthread.h"
14 
15 #include "TPZStackEqnStorage.h"
16 #include "pzvec.h"
17 #include "pzstack.h"
18 #include "TPZFileEqnStorage.h"
19 #include "pzmatrix.h"
20 #include "pzfmatrix.h"
21 
22 struct TPZElementMatrix;
23 class TPZCompMesh;
24 
25 template<class TVar>
26 class TPZEqnArray;
27 
28 
38 template <class TVar, class store, class front>
39 class TPZParFrontMatrix : public TPZFrontMatrix<TVar, store, front>
40 {
41  public:
42 int ClassId() const override;
44  static void * WriteFile(void *t);
45 
47  ~TPZParFrontMatrix();
49  TPZParFrontMatrix();
54  TPZParFrontMatrix(int64_t globalsize);
55 
56  TPZParFrontMatrix(const TPZParFrontMatrix &cp) : TPZRegisterClassId(&TPZParFrontMatrix::ClassId),
57  TPZFrontMatrix<TVar, store,front>(cp), fFinish(0)
58  {
59  fEqnStack.Resize(0);
60  pthread_mutex_t mlocal = PTHREAD_MUTEX_INITIALIZER;
61  fwritelock = mlocal;
62  pthread_cond_t clocal = PTHREAD_COND_INITIALIZER;
63  fwritecond = clocal;
64  }
65 
66  //CLONEDEF(TPZParFrontMatrix)
67  virtual TPZMatrix<TVar>*Clone() const override { return new TPZParFrontMatrix(*this); }
68 
75  virtual void AddKel(TPZFMatrix<TVar> & elmat, TPZVec < int64_t > & sourceindex, TPZVec < int64_t > & destinationindex) override;
76 
82  virtual void AddKel(TPZFMatrix<TVar> & elmat, TPZVec < int64_t > & destinationindex) override;
83 
85  void FinishWriting();
86 
87 private:
89  TPZStack<TPZEqnArray<TVar> *> fEqnStack;
91  int fFinish;
93  pthread_mutex_t fwritelock;
95  pthread_cond_t fwritecond;
96 
98  /*# TPZFrontNonSym lnkTPZFrontNonSym; */
99 
101  /*# TPZFrontSym lnkTPZFrontSym; */
102 };
103 
104 template <class TVar, class store, class front>
105 int TPZParFrontMatrix<TVar,store,front>::ClassId() const{
106  return Hash("TPZParFrontMatrix") ^ TPZFrontMatrix<TVar, store, front>::ClassId() << 1;
107 }
108 #endif //TPZPARFRONTMATRIX_H
TPZFrontSym.h
Contains the TPZFrontSym class which implements decomposition process of the frontal matrix (case sym...
TPZParFrontMatrix::TPZParFrontMatrix
TPZParFrontMatrix()
Simple Constructor.
Definition: TPZParFrontMatrix.cpp:42
TPZParFrontMatrix
FrontMatrix with parallel techniques included. Frontal.
Definition: TPZParFrontMatrix.h:39
TPZFrontMatrix
Responsible for the frontal method as a whole. Frontal.
Definition: TPZFrontMatrix.h:59
TPZParFrontMatrix::fFinish
int fFinish
Boolean responsibility. Assumes values 0 and 1.
Definition: TPZParFrontMatrix.h:91
TPZEqnArray
It is an equation array, generally in its decomposed form. Frontal.
Definition: tpzeqnarray.h:36
TPZFront.h
Contains the TPZFront class which implements decomposition process of the frontal matrix...
TPZParFrontMatrix::Clone
virtual TPZMatrix< TVar > * Clone() const override
Definition: TPZParFrontMatrix.h:67
pzvec.h
Templated vector implementation.
TPZParFrontMatrix::TPZParFrontMatrix
TPZParFrontMatrix(const TPZParFrontMatrix &cp)
Definition: TPZParFrontMatrix.h:56
TPZFrontNonSym.h
Contains the TPZFrontNonSym class which implements storage and decomposition process of the frontal m...
TPZParFrontMatrix::WriteFile
static void * WriteFile(void *t)
Used in an independent thread to write decomposed equations to a binary file.
Definition: TPZParFrontMatrix.cpp:158
TPZParFrontMatrix::fEqnStack
TPZStack< TPZEqnArray< TVar > * > fEqnStack
Buffer of pointers to decomposed equations. Stored in a Stack.
Definition: TPZParFrontMatrix.h:89
TPZManVector::Resize
virtual void Resize(const int64_t newsize, const T &object)
Resizes the vector object.
Definition: pzmanvector.h:426
TPZParFrontMatrix::fwritecond
pthread_cond_t fwritecond
Condition variable used in management of writeing to disk and decomposition.
Definition: TPZParFrontMatrix.h:95
pzfmatrix.h
Contains TPZMatrixclass which implements full matrix (using column major representation).
pz_pthread.h
TPZFrontMatrix::ClassId
int ClassId() const override
Define the class id associated with the class.
Definition: TPZFrontMatrix.cpp:179
TPZFMatrix
Full matrix class. Matrix.
Definition: pzfmatrix.h:32
TPZFileEqnStorage.h
Contains the TPZFileEqnStorage class which implements an equation array and stores the EqnArrays...
TPZParFrontMatrix::AddKel
virtual void AddKel(TPZFMatrix< TVar > &elmat, TPZVec< int64_t > &sourceindex, TPZVec< int64_t > &destinationindex) override
Add a contribution of a stiffness matrix.
Definition: TPZParFrontMatrix.cpp:110
pzstack.h
A simple stack.
Hash
int32_t Hash(std::string str)
Definition: TPZHash.cpp:10
pzmatrix.h
Contains TPZMatrix<TVar>class, root matrix class.
TPZParFrontMatrix::~TPZParFrontMatrix
~TPZParFrontMatrix()
Simple Destructor.
Definition: TPZParFrontMatrix.cpp:71
TPZElementMatrix
This class associates an element matrix with the coeficients of its contribution in the global stiffn...
Definition: pzelmat.h:30
TPZStack
This class implements a stack object. Utility.
Definition: pzcheckmesh.h:14
TPZStackEqnStorage.h
Contains the TPZStackEqnStorage class responsible for storing arrays of equations.
TPZCompMesh
Implements computational mesh. Computational Mesh.
Definition: pzcmesh.h:47
TPZFrontMatrix.h
Contains the TPZAbstractFrontMatrix class which implements a matrix stored in a frontal decomposition...
TPZParFrontMatrix::FinishWriting
void FinishWriting()
Sets the flag fFinish to its true value.
Definition: TPZParFrontMatrix.cpp:146
TPZParFrontMatrix::fwritelock
pthread_mutex_t fwritelock
Mutual exclusion locks used in management of writeing to disk and decomposition.
Definition: TPZParFrontMatrix.h:93
TPZParFrontMatrix::ClassId
int ClassId() const override
Define the class id associated with the class.
Definition: TPZParFrontMatrix.h:105
TPZMatrix
Root matrix class (abstract). Matrix.
Definition: pzmatrix.h:60
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