示例#1
0
TPZCompMesh * ComputationalMesh(TPZGeoMesh * gmesh, int p)
{
    int matid = 1;
    int dim = 2;
    REAL wavespeed = 1.0;

    ///Computational Mesh
    TPZCompEl::SetgOrder(p);
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDimModel(dim);    
    cmesh->SetAllCreateFunctionsContinuous();
    
    TPZMaterial * Air = new TPZLinearWave(matid,dim);
    cmesh->InsertMaterialObject(Air);
    
    {
        //Boundary Conditions
        TPZFMatrix<STATE> k1(dim,dim,0.), k2(dim,dim,0.);
        TPZMaterial * BCD = Air->CreateBC(Air, 2, 0, k1, k2);
        cmesh->InsertMaterialObject(BCD);
        
        TPZMaterial * BCN = Air->CreateBC(Air, 3, 1, k1, k2);
        cmesh->InsertMaterialObject(BCN);
    }   
        
    cmesh->AutoBuild();
    cmesh->AdjustBoundaryElements();
    cmesh->CleanUpUnconnectedNodes();    
    
    return cmesh;
}
示例#2
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh *MalhaCompDois(TPZGeoMesh * gmesh, int pOrder, bool isdiscontinuous)
{
    /// criar materiais
    int dim = 2;
    TPZMatPoisson3d *material;
    material = new TPZMatPoisson3d(matId,dim);
    TPZMaterial * mat(material);
    
    material->SetNoPenalty();
    material->SetNonSymmetric();
    
    REAL diff = -1.;
    REAL conv = 0.;
    TPZVec<REAL> convdir(3,0.);
    REAL flux = 0.;
    
    material->SetParameters(diff, conv, convdir);
    material->SetInternalFlux(flux);
    material->NStateVariables();
    
    TPZCompEl::SetgOrder(pOrder);
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDimModel(dim);
    //cmesh->SetAllCreateFunctionsContinuous();
    cmesh->InsertMaterialObject(mat);
    
    TPZAutoPointer<TPZFunction<STATE> > forcef = new TPZDummyFunction<STATE>(ForcingF, 5);
    material->SetForcingFunction(forcef);
    
    ///Inserir condicao de contorno
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    TPZMaterial * BCond0 = material->CreateBC(mat, bc0,dirichlet, val1, val2);
    TPZMaterial * BCond2 = material->CreateBC(mat, bc2,dirichlet, val1, val2);
    TPZMaterial * BCond1 = material->CreateBC(mat, bc1,dirichlet, val1, val2);
    TPZMaterial * BCond3 = material->CreateBC(mat, bc3,dirichlet, val1, val2);
    
    cmesh->InsertMaterialObject(BCond0);
    cmesh->InsertMaterialObject(BCond1);
    cmesh->InsertMaterialObject(BCond2);
    cmesh->InsertMaterialObject(BCond3);
    
    //Ajuste da estrutura de dados computacional
    if (isdiscontinuous==true) {
        //Set discontinuous functions
        cmesh->SetAllCreateFunctionsDiscontinuous();
        cmesh->AutoBuild();
        cmesh->ExpandSolution();
        cmesh->AdjustBoundaryElements();
        cmesh->CleanUpUnconnectedNodes();
    }
    else{
        cmesh->SetAllCreateFunctionsContinuous();
        cmesh->AutoBuild();
        cmesh->ExpandSolution();
        cmesh->AdjustBoundaryElements();
        cmesh->CleanUpUnconnectedNodes();
    }
    
    return cmesh;
}
示例#3
0
TPZCompMesh *CompMesh1D(TPZGeoMesh *gmesh,int p, TPZMaterial *material,TPZVec<int> &bc,TPZVec<int> &bcType) {
	if(!material || bc.NElements()<2 || bcType.NElements() != bc.NElements()) return NULL;
	int dim = 1;
	
	
	TPZAutoPointer<TPZMaterial> mat(material);
	
	// related to interpolation space
	TPZCompEl::SetgOrder(p);
	TPZCompMesh *cmesh = new TPZCompMesh(gmesh);
	cmesh->SetDimModel(dim);
	cmesh->SetAllCreateFunctionsContinuous();
	cmesh->InsertMaterialObject(mat);
	
	// Related to boundary conditions
	//	REAL uN=1-cosh(1.)/sinh(1.);
	TPZFMatrix<STATE> val1(1,1,0.), val2(1,1,0.);
	if(!bcType[0])  // dirichlet
		val2.PutVal(0,0,0.0);
	TPZAutoPointer<TPZMaterial> BCond1 = material->CreateBC(mat, bc[0],bcType[0], val1, val2);
	cmesh->InsertMaterialObject(BCond1);
	
	if(!bcType[1])  // dirichlet
		val2.PutVal(0,0,0.0);
	TPZAutoPointer<TPZMaterial> BCond2 = material->CreateBC(mat, bc[1],bcType[1], val1, val2);
	cmesh->InsertMaterialObject(BCond2);
	
	//Adjusting data
	cmesh->AutoBuild();
	cmesh->AdjustBoundaryElements(); 
	cmesh->CleanUpUnconnectedNodes();
	
	return cmesh;
}
示例#4
0
TPZCompMesh *MeshH1(TPZGeoMesh *gmesh, int pOrder, int dim,bool hasbc)
{
    /// criar materiais
    dim = 2;
    TPZMatPoisson3d *material = new TPZMatPoisson3d( MatId,  dim);
    material->NStateVariables();
	
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDimModel(dim);
    TPZMaterial * mat(material);
    cmesh->InsertMaterialObject(mat);
	
    ///Inserir condicao de contorno
    if(hasbc){
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
	
        TPZMaterial * BCond0 = material->CreateBC(mat, bc0,dirichlet, val1, val2);
        TPZMaterial * BCond1 = material->CreateBC(mat, bc1,dirichlet, val1, val2);
        TPZMaterial * BCond2 = material->CreateBC(mat, bc2,dirichlet, val1, val2);
        TPZMaterial * BCond3 = material->CreateBC(mat, bc3,dirichlet, val1, val2);
	
        cmesh->InsertMaterialObject(BCond0);
        cmesh->InsertMaterialObject(BCond1);
        cmesh->InsertMaterialObject(BCond2);
        cmesh->InsertMaterialObject(BCond3);
    }
    
    //solucao exata
//    TPZAutoPointer<TPZFunction<STATE> > solexata;
//    solexata = new TPZDummyFunction<STATE>(EstadoAd);
//    material->SetForcingFunctionExact(solexata);
//
//    //funcao do lado direito da equacao do problema
//    TPZAutoPointer<TPZFunction<STATE> > force;
//    TPZDummyFunction<STATE> *dum;
//    
//    dum = new TPZDummyFunction<STATE>(ForcingOpt);
//    dum->SetPolynomialOrder(20);
//    force = dum;
//    material->SetForcingFunction(force);
	
    
    cmesh->SetDefaultOrder(pOrder);
    cmesh->SetDimModel(dim);
	
	
    cmesh->SetAllCreateFunctionsContinuous();
    
    //Ajuste da estrutura de dados computacional
    cmesh->AutoBuild();
    
    
    return cmesh;
    
}
示例#5
0
TPZCompMesh *CMesh(TPZGeoMesh *gmesh, int pOrder)
{
	const int dim = 2; //dimensao do problema
	const int matId = 1, bc0 = -1, bc1 = -2, bc2=-3, bc3=-4; //MESMOS ids da malha geometrica
    const int dirichlet = 0, neumann = 1;
//    const int mixed = 2; //tipo da condicao de contorno do problema ->default dirichlet na esquerda e na direita
	
    
	///criar malha computacional
	TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
	cmesh->SetDefaultOrder(pOrder);//seta ordem polimonial de aproximacao
	cmesh->SetDimModel(dim);//seta dimensao do modelo
	
    // Criando material
    TPZMatExSimples2D *material = new TPZMatExSimples2D(matId);//criando material que implementa a formulacao fraca do problema modelo
    
	// Inserindo material na malha
	cmesh->InsertMaterialObject(material);
		
	///Inserir condicao de contorno esquerda
	TPZFMatrix<STATE> val1(1,1,0.), val2(1,1,0.);
	TPZMaterial * BCond0 = material->CreateBC(material, bc0, neumann, val1, val2);//cria material que implementa a condicao de contorno da esquerda
	
    cmesh->InsertMaterialObject(BCond0);//insere material na malha
    
	// Condicao de contorno da direita
	TPZMaterial * BCond1 = material->CreateBC(material, bc1, neumann, val1, val2);//cria material que implementa a condicao de contorno da direita
    
    cmesh->InsertMaterialObject(BCond1);//insere material na malha
    
    val2(0,0) = 1.0;//potencial na placa inferior
    // Condicao de contorno da placa inferior
    TPZMaterial * BCond2 = material->CreateBC(material, bc2, dirichlet, val1, val2);//cria material que implementa a condicao de contorno da placa inferior
    
    cmesh->InsertMaterialObject(BCond2);//insere material na malha
    
    val2(0,0) = 1.5;//potencial na placa superior
    // Condicao de contorno da placa superior
    TPZMaterial * BCond3 = material->CreateBC(material, bc3, dirichlet, val1, val2);//cria material que implementa a condicao de contorno da placa superior
	
    cmesh->InsertMaterialObject(BCond3);//insere material na malha
	
	//Cria elementos computacionais que gerenciarao o espaco de aproximacao da malha
	cmesh->AutoBuild();
	
	return cmesh;
	
}
示例#6
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh *TetraMesh(){
  REAL Coord [8][3] = {
    {0.,0.,0.},{1.,0.,0.},{1.,1.,0.},{0.,1.,0.},
    {0.,0.,1.},{1.,0.,1.},{1.,1.,1.},{0.,1.,1.}
  };

  int Connects [5][4] = {
    {0,1,3,4},
    {1,2,3,6},
    {5,6,4,1},
    {7,6,4,3},
    {1,3,4,6}
  };

  int i,j;
  TPZGeoMesh *gmesh = new TPZGeoMesh();
  TPZGeoEl * elvec[5];
  TPZVec <REAL> coord (3,0.);
  int index;
  //Nodes initialization
  for(i = 0; i < 8; i++){
    for(j=0;j<3;j++){
      coord[j] = Coord[i][j];
    }
    index = gmesh->NodeVec().AllocateNewElement();
    gmesh->NodeVec()[index] = TPZGeoNode(i,coord,*gmesh);
  }

  TPZVec<TPZRefPattern *> refinement_Patterns(6,0);
//  refinement_Patterns.Resize(6);
  refinement_Patterns[0] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_4.rpt");
  refinement_Patterns[1] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_5.rpt");
  refinement_Patterns[2] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_6.rpt");
  refinement_Patterns[3] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_7.rpt");
  refinement_Patterns[4] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_8.rpt");
  refinement_Patterns[5] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Rib_Side_9.rpt");

  for (i=0;i<6;i++) gmesh->InsertRefPattern(refinement_Patterns[i]);

  for (i=0;i<5;i++){
    int ncon = 4;
    TPZVec <int> connect(ncon,0);
    for(j=0; j<ncon;j++){
      connect[j] = Connects[i][j];
    }
    elvec[i] = GeoElementRefPattern(gmesh,7,connect,1,i,refinement_Patterns);
  }
  //Generate neighborhod information
//  gmesh->Print(cout);
  gmesh->BuildConnectivity();
//  gmesh->Print(cout);
  //Create computational mesh
  TPZCompMesh *cmesh = new TPZCompMesh(gmesh);
  TPZMaterial *mat;
  mat = new TPZMaterialTest3D (1);
  cmesh->InsertMaterialObject(mat);

  cmesh->AutoBuild();
  return cmesh;
}
示例#7
0
文件: main.cpp 项目: labmec/neopz
void InsertMaterialObjects(TPZCompMesh &cmesh)
{
	/// criar materiais
	int dim = cmesh.Dimension();
    
    TPZMatLaplacianLagrange *materialcoarse = new TPZMatLaplacianLagrange(matcoarsemesh,dim);
//    TPZAutoPointer<TPZFunction<REAL> > forcef = new TPZDummyFunction<REAL>(ForceSuave);
//    materialcoarse->SetForcingFunction(forcef);
    
	TPZMaterial * mat1(materialcoarse);
    
	cmesh.InsertMaterialObject(mat1);
	
	///Inserir condicao de contorno
	TPZFMatrix<STATE> val1(2,2,1.), val2(2,1,0.);
	
    //BC -1
    TPZMaterial * BCondD1 = materialcoarse->CreateBC(mat1, bc1,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet1 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD1->SetForcingFunction(bcmatDirichlet1);
    cmesh.InsertMaterialObject(BCondD1);
    
    //BC -2
	TPZMaterial * BCondD2 = materialcoarse->CreateBC(mat1, bc2,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet2 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD2->SetForcingFunction(bcmatDirichlet2);
    cmesh.InsertMaterialObject(BCondD2);
    
    //BC -3
	TPZMaterial * BCondD3 = materialcoarse->CreateBC(mat1, bc3,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet3 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD3->SetForcingFunction(bcmatDirichlet3);
    cmesh.InsertMaterialObject(BCondD3);
    
    //BC -4
	TPZMaterial * BCondD4 = materialcoarse->CreateBC(mat1, bc4,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet4 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD4->SetForcingFunction(bcmatDirichlet4);
    cmesh.InsertMaterialObject(BCondD4);
}
示例#8
0
TPZCompMesh *L2ProjectionP(TPZGeoMesh *gmesh, int pOrder, TPZVec<STATE> &solini)
{
    /// criar materiais
    int dim = 2;
    TPZL2Projection *material;
    material = new TPZL2Projection(1, dim, 1, solini, pOrder);
    
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDimModel(dim);
    TPZMaterial * mat(material);
    cmesh->InsertMaterialObject(mat);
    TPZAutoPointer<TPZFunction<STATE> > forcef = new TPZDummyFunction<STATE>(InitialPressure);
    material->SetForcingFunction(forcef);
    cmesh->SetAllCreateFunctionsContinuous();
    cmesh->SetDefaultOrder(pOrder);
    cmesh->SetDimModel(dim);
    cmesh->AutoBuild();
    
    
    return cmesh;
    
}
示例#9
0
//*************************************
//************Option 0*****************
//*******L Shape Quadrilateral*********
//*************************************
TPZCompMesh *CreateCubeMesh(){
  //malha 2 cubos
  const int nelem = 2;
  //número de nós
  const int ncoord = 12;
  //TPZVec<REAL> coord(ncoord,0.);
  REAL Coord[ncoord][3] = { { 0.,0.,0.} , 
		       { 1.,0.,0.} ,
		       { 2.,0.,0.} ,
		       { 0.,1.,0.} , 
		       { 1.,1.,0.} ,
		       { 2.,1.,0.} ,
                       { 0.,0.,1.} , 
		       { 1.,0.,1.} ,
		       { 2.,0.,1.} ,
		       { 0.,1.,1.} , 
		       { 1.,1.,1.} ,
		       { 2.,1.,1.}                
                                            
                                   };
  int Connect[nelem][8] = { {0,1,4,3,6,7,10,9},
			    {1,2,5,4,7,8,11,10} };
  int nConnect[nelem] = {8,8};
  
  // criar um objeto tipo malha geometrica
  TPZGeoMesh *geomesh = new TPZGeoMesh();
  
  // criar nos
  int i,j;
  for(i=0; i<(ncoord); i++) {
    int nodind = geomesh->NodeVec().AllocateNewElement();
    TPZVec<REAL> coord(3);
    for (j=0; j<3; j++) {
      coord[j] = Coord[i][j];
    }
    geomesh->NodeVec()[nodind] = TPZGeoNode(i,coord,*geomesh);
  }

  // criação dos elementos
  TPZGeoEl *gel[nelem];

  for(i=0;i<nelem;i++) {  
    TPZVec<int64_t> indices(nConnect[i]);
    for(j=0;j<nConnect[i];j++) {
      indices[j] = Connect[i][j];
    }
    int64_t index;
    switch (nConnect[i]){
    case (4): 
      gel[i] = geomesh->CreateGeoElement(EQuadrilateral,indices,1,index);
      break;
    case(3):
      gel[i] = geomesh->CreateGeoElement(ETriangle,indices,1,index);
      break;
    case (8) :
      gel[i] = geomesh->CreateGeoElement(ECube,indices,1,index);  
      break; 
    default:
      cout << "Erro : elemento nao implementado" << endl;
    }
  }
 
  // Descomentar o trecho abaixo para habilitar a
  // divisão dos elementos geométricos criados 
                      
  geomesh->BuildConnectivity();
  //  geomesh->Print(cout);

  //Divisão dos elementos
  // TPZVec<TPZGeoEl *> sub,subsub;
  //  gel[0]->Divide(sub);
  //  sub[0]->Divide(subsub);
  //  subsub[2]->Divide(sub);
  
  //  for (i=0;i< (sub.NElements()-1) ;i++){
  //    sub[i]->Divide(subsub);
  //  }
  
  // Criação das condições de contorno geométricas
  TPZGeoElBC heman_1(gel[0],20,-1);
  TPZGeoElBC heman_2(gel[1],20,-1);
  //  geomesh->BuildConnectivity2();
  //geomesh->Print(cout);

  // Criação da malha computacional
  TPZCompMesh *comp = new TPZCompMesh(geomesh);

  // Criar e inserir os materiais na malha
  TPZMaterial *mat = new TPZMatPoisson3d(1,3);
  comp->InsertMaterialObject(mat);
 
  TPZMaterial *meumat = mat;

  // Condições de contorno
  // Dirichlet
  TPZFMatrix<STATE> val1(3,3,0.),val2(3,1,0.);
  TPZMaterial *bnd = meumat->CreateBC (meumat,-1,0,val1,val2);
  comp->InsertMaterialObject(bnd);
  bnd = meumat->CreateBC (meumat,-1,0,val1,val2);
  
  // comp->Print(cout);

  // Ajuste da estrutura de dados computacional
  comp->AutoBuild();
  return comp;
}
示例#10
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh *MalhaCompMultifisica(TPZGeoMesh * gmesh,TPZVec<TPZCompMesh *> meshvec, TPZMatUncoupledPoissonDisc* &mymaterial){
    
    
    // Creating computational mesh for multiphysic elements
    gmesh->ResetReference();
    TPZCompMesh *mphysics = new TPZCompMesh(gmesh);
    
    mphysics->SetAllCreateFunctionsMultiphysicElem();
    
    int dim = 2;
    mphysics->SetDimModel(dim);
    mymaterial = new TPZMatUncoupledPoissonDisc(matId, mphysics->Dimension());
    
    mymaterial->SetParameters(1., 1.);
    mymaterial->SetInternalFlux(-8.,0.);
    //mymaterial->SetInternalFlux(0.,0.);
    
    mymaterial->SetNonSymmetricOne();
    mymaterial->SetNonSymmetricTwo();
    mymaterial->SetPenaltyConstant(0., 0.);
    
    TPZMaterial * mat(mymaterial);
    mphysics->InsertMaterialObject(mat);
    
    TPZAutoPointer<TPZFunction<STATE> > forcef = new TPZDummyFunction<STATE>(ForcingF, 5);
    
    //
    //    TPZAutoPointer<TPZFunction<STATE> > forcef = new TPZDummyFunction<STATE>(ForcingF);
    mymaterial->SetForcingFunction(forcef);
    
    
    ///Inserir condicao de contorno
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    
    TPZMaterial * BCond0 = mymaterial->CreateBC(mat, bc0,neumann_dirichlet, val1, val2);
    TPZMaterial * BCond2 = mymaterial->CreateBC(mat, bc2,neumann_dirichlet, val1, val2);
    TPZMaterial * BCond1 = mymaterial->CreateBC(mat, bc1,dirichlet, val1, val2);
    TPZMaterial * BCond3 = mymaterial->CreateBC(mat, bc3,dirichlet, val1, val2);
    
    //    TPZMaterial * BCond0 = mymaterial->CreateBC(mat, bc0,dirichlet, val1, val2);
    //    TPZMaterial * BCond2 = mymaterial->CreateBC(mat, bc2,dirichlet, val1, val2);
    //    TPZMaterial * BCond1 = mymaterial->CreateBC(mat, bc1,dirichlet, val1, val2);
    //    TPZMaterial * BCond3 = mymaterial->CreateBC(mat, bc3,dirichlet, val1, val2);
    
    
    mphysics->InsertMaterialObject(BCond0);
    mphysics->InsertMaterialObject(BCond1);
    mphysics->InsertMaterialObject(BCond2);
    mphysics->InsertMaterialObject(BCond3);
    
    mphysics->AutoBuild();
    mphysics->AdjustBoundaryElements();
    mphysics->CleanUpUnconnectedNodes();
    
    //Creating multiphysic elements into mphysics computational mesh
    TPZBuildMultiphysicsMesh::AddElements(meshvec, mphysics);
    TPZBuildMultiphysicsMesh::AddConnects(meshvec,mphysics);
    TPZBuildMultiphysicsMesh::TransferFromMeshes(meshvec, mphysics);
    
    mphysics->Reference()->ResetReference();
    mphysics->LoadReferences();
    
    if (disc_functions==true){
        //criar elementos de interface
        int nel = mphysics->ElementVec().NElements();
        for(int el = 0; el < nel; el++)
        {
            TPZCompEl * compEl = mphysics->ElementVec()[el];
            if(!compEl) continue;
            int index = compEl ->Index();
            if(compEl->Dimension() == mphysics->Dimension())
            {
                TPZMultiphysicsElement * InterpEl = dynamic_cast<TPZMultiphysicsElement *>(mphysics->ElementVec()[index]);
                if(!InterpEl) continue;
                InterpEl->CreateInterfaces();
                
            }
        }
    }
    
    return mphysics;
    
}
示例#11
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh *ReadElementsMesh(){

  REAL Coord [18][3] = {
    {0.,0.,0.},{0.5,0.,0.},{1.,0.,0.},
    {0.,1.,0.},{0.5,1.,0.},{1.,1.,0.},

    {0.,0.,0.5},{0.5,0.,0.5},{1.,0.,0.5},
    {0.,1.,0.5},{0.5,1.,0.5},{1.,1.,0.5},

    {0.,0.,1.},{0.5,0.,1.},{1.,0.,1.},
    {0.,1.,1.},{0.5,1.,1.},{1.,1.,1.}
  };

  int NodesPerEl [11] = { 8,
                          5,5,5,
                          6,6,
                          4,4,4,4,4};

  int Connects [11][8] = {
    {0,1,4,3,6,7,10,9},

    {6,7,10,9,16,-1,-1,-1},
    {6,7,13,12,16,-1,-1,-1},
    {6,9,15,12,16,-1,-1,-1},

    {1,2,5,7,8,11,-1,-1},
    {1,5,4,7,11,10,-1,-1},

    {7,8,11,14,-1,-1,-1,-1},
    {7,11,10,16,-1,-1,-1,-1},
    {16,17,14,11,-1,-1,-1,-1},
    {16,14,13,7,-1,-1,-1,-1},
    {7,11,16,14,-1,-1,-1,-1}
  };

  int i,j;
  TPZGeoMesh *gmesh = new TPZGeoMesh();
  TPZGeoEl * elvec[11];

  TPZVec <REAL> coord (3,0.);

  int index;

  //Nodes initialization
  for(i = 0; i < 18; i++){
    for(j=0;j<3;j++){
      coord[j] = Coord[i][j];
    }
    index = gmesh->NodeVec().AllocateNewElement();
    gmesh->NodeVec()[index] = TPZGeoNode(i,coord,*gmesh);
  }

  TPZVec<TPZRefPattern *> refinement_Patterns;
  refinement_Patterns.Resize(8);
  refinement_Patterns[0] = 0;
  refinement_Patterns[1] = new TPZRefPattern("/home/pos/cesar/RefPattern/Line_Unif_Side_2.rpt");
  refinement_Patterns[2] = new TPZRefPattern("/home/pos/cesar/RefPattern/Triang_Unif.rpt");
  refinement_Patterns[3] = new TPZRefPattern("/home/pos/cesar/RefPattern/Quad_Unif.rpt");
  refinement_Patterns[4] = new TPZRefPattern("/home/pos/cesar/RefPattern/Tetra_Unif.rpt");
  refinement_Patterns[5] = new TPZRefPattern("/home/pos/cesar/RefPattern/Piram_Unif.rpt");
  refinement_Patterns[6] = new TPZRefPattern("/home/pos/cesar/RefPattern/Prism_Unif.rpt");
  refinement_Patterns[7] = new TPZRefPattern("/home/pos/cesar/RefPattern/Hexa_Unif.rpt");
                             
  
  for (i=0;i<11;i++){
    int ncon = NodesPerEl[i];
    TPZVec <int> connect(ncon,0);
    for(j=0; j<ncon;j++){
      connect[j] = Connects[i][j];
    }
    //elvec[i] = GeoElement(gmesh,ncon,connect,1,i);
    if (ncon ==4 ) ncon = 7;
    elvec[i] = GeoElementRefPattern(gmesh,ncon,connect,1,i,refinement_Patterns);
  }
  //Generate neighborhod information
  gmesh->Print(cout);
  gmesh->BuildConnectivity();
  gmesh->Print(cout);
  //Create computational mesh
  TPZCompMesh *cmesh = new TPZCompMesh(gmesh);
  TPZMaterial *mat;
  mat = new TPZMaterialTest3D (1);
  cmesh->InsertMaterialObject(mat);

  cmesh->AutoBuild();
  return cmesh;
}
示例#12
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh *ReadMesh(ifstream &arq, TPZVec<int> &meshsize){
  int nx = meshsize[0];
  int ny = meshsize[1];
  int nz = meshsize[2];
  int i,j,k;
  TPZGeoMesh *gmesh = new TPZGeoMesh();
  TPZGeoEl * elvec[(const int)((nx-1)*(ny-1)*(nz-1))];

  TPZVec <REAL> coord (3,0.);
  TPZVec <int> connect(8,0);
  REAL lx = 1.;
  REAL ly = 1.;
  REAL lz = 1.;
  int id, index;
  //Nodes initialization
  for(i = 0; i < nx; i++){
    for(j = 0; j < ny; j++){
      for(k = 0; k < nz; k++){
        id = (i)*nz*ny + (j)*nz + k;
        coord[0] = (i)*lx/(nx - 1);
        coord[1] = (j)*ly/(ny - 1);
        coord[2] = (k)*lz/(nz - 1);
        //cout << coord << endl;
        index = gmesh->NodeVec().AllocateNewElement();
        gmesh->NodeVec()[index] = TPZGeoNode(id,coord,*gmesh);
      }
    }
  }

  //Element connectivities
  TPZRefPattern *unifcube = new TPZRefPattern ("/home/pos/cesar/RefPattern/Hexa_Unif.rpt");
  for(i = 0; i < (nx - 1); i++){
    for(j = 0; j < (ny - 1); j++){
      for(k = 0; k < (nz - 1); k++){
        index = (i)*(nz - 1)*(ny - 1) + (j)*(nz - 1) + k;
        connect[0] = (i)*nz*ny + (j)*nz + k;
        connect[1] = connect[0]+(ny)*(nz);
        connect[2] = connect[1]+(nz);
        connect[3] = connect[0]+(nz);
        connect[4] = connect[0] + 1;
        connect[5] = connect[1] + 1;
        connect[6] = connect[2] + 1;
        connect[7] = connect[3] + 1;
        //cout << connect << endl;
//        elvec[index] = gmesh->CreateGeoElement(ECube,connect,1,id);
        TPZGeoElRefPattern <TPZShapeCube,TPZGeoCube> *gel =
             new TPZGeoElRefPattern <TPZShapeCube,TPZGeoCube> (index,connect,1,*gmesh,unifcube);
        elvec[index] = gel;
      }
    }
  }
  //Generate neighborhod information
  gmesh->BuildConnectivity();
  gmesh->Print(cout);
  //Create computational mesh

  TPZCompMesh *cmesh = new TPZCompMesh(gmesh);
  TPZMaterial *mat;
  mat = new TPZMaterialTest3D (1);
  cmesh->InsertMaterialObject(mat);

  cmesh->AutoBuild();
  return cmesh;
}
示例#13
0
文件: placa.c 项目: labmec/neopz
int main() {

   //malha geometrica
   TPZGeoMesh *firstmesh = new TPZGeoMesh;
   firstmesh->SetName("Malha Geometrica : Nós e Elementos");
   firstmesh->NodeVec().Resize(4);
   TPZVec<REAL> coord(2),coordtrans(2);
   REAL ct,st,PI=3.141592654;
   cout << "\nEntre rotacao do eixo n1 (graus) -> ";
   REAL g;
   cin >> g;
   g = g*PI/180.;
   ct = cos(g);
   st = sin(g);
   //ct = 1.;
   //st = 0.;
   coord[0] = 0;
   coord[1] = 0;
   coordtrans[0] =  ct*coord[0]-st*coord[1];
   coordtrans[1] =  st*coord[0]+ct*coord[1];
   //nos geometricos
   firstmesh->NodeVec()[0].Initialize(coordtrans,*firstmesh);
   coord[0] = 5;
   coordtrans[0] =  ct*coord[0]-st*coord[1];
   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[1].Initialize(coordtrans,*firstmesh);
   coord[0] = 5;
   coord[1] = 5;
   coordtrans[0] =  ct*coord[0]-st*coord[1];
   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[2].Initialize(coordtrans,*firstmesh);
   coord[0] = 0;
   coordtrans[0] =  ct*coord[0]-st*coord[1];
   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[3].Initialize(coordtrans,*firstmesh);
/*
   TPZVec<int> nodeindexes(3);
   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 2;
    //elementos geometricos
   TPZGeoElT2d *elg0 = new TPZGeoElT2d(nodeindexes,1,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 2;
   nodeindexes[2] = 3;
   TPZGeoElT2d *elg1 = new TPZGeoElT2d(nodeindexes,1,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 2;
   TPZGeoElT2d *elg2 = new TPZGeoElT2d(nodeindexes,2,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 2;
   nodeindexes[2] = 3;
   TPZGeoElT2d *elg3 = new TPZGeoElT2d(nodeindexes,2,*firstmesh);
*/
   TPZVec<int> nodeindexes(4);
   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 2;
   nodeindexes[3] = 3;
    //elementos geometricos
   TPZGeoEl *elg0 = new TPZGeoElQ2d(nodeindexes,1,*firstmesh);
   TPZGeoEl *elg1 = new TPZGeoElQ2d(nodeindexes,2,*firstmesh);
   TPZGeoEl *elg2 = new TPZGeoElQ2d(nodeindexes,3,*firstmesh);

   //Arquivos de saida
   ofstream outgm1("outgm1.dat");
   ofstream outcm1("outcm1.dat");
   ofstream outcm2("outcm2.dat");
   //montagem de conectividades entre elementos
   firstmesh->BuildConnectivity();
   //malha computacional
   TPZCompMesh *secondmesh = new TPZCompMesh(firstmesh);
   secondmesh->SetName("Malha Computacional : Conectividades e Elementos");
   //material
   TPZMaterial *pl = LerMaterial("placa1.dat");
   secondmesh->InsertMaterialObject(pl);
   pl = LerMaterial("placa2.dat");
   secondmesh->InsertMaterialObject(pl);
   pl = LerMaterial("placa3.dat");
   secondmesh->InsertMaterialObject(pl);
   //CC : condicões de contorno
   TPZBndCond *bc;
   REAL big = 1.e12;
   TPZFMatrix val1(6,6,0.),val2(6,1,0.);

   val1(0,0)=big;
   val1(1,1)=big;
   val1(2,2)=big;
   val1(3,3)=0.;
   val1(4,4)=0.;
   val1(5,5)=0.;

   TPZGeoElBC(elg0,5,-2,*firstmesh);
   bc = pl->CreateBC(-2,2,val1,val2);
   secondmesh->InsertMaterialObject(bc);


   TPZGeoElBC(elg0,6,-3,*firstmesh);
   bc = pl->CreateBC(-3,2,val1,val2);
   secondmesh->InsertMaterialObject(bc);

   val1(0,0)=0.;
   val1(1,1)=big;
   val1(2,2)=0.;
   val1(3,3)=big;
   val1(4,4)=0.;
   val1(5,5)=0.;

	TPZGeoElBC(elg0,4,-1,*firstmesh);
   bc = pl->CreateBC(-1,2,val1,val2);
   secondmesh->InsertMaterialObject(bc);

   val1(0,0)=big;
   val1(1,1)=0.;
   val1(2,2)=0.;
   val1(3,3)=0.;
   val1(4,4)=big;
   val1(5,5)=0.;

	TPZGeoElBC(elg0,7,-4,*firstmesh);
   bc = pl->CreateBC(-4,2,val1,val2);
   secondmesh->InsertMaterialObject(bc);

   //ordem de interpolacao
   int ord;
   cout << "Entre ordem 1,2,3,4,5 : ";
   cin >> ord;
//   TPZCompEl::gOrder = ord;
   cmesh.SetDefaultOrder(ord);
   //construção malha computacional
   TPZVec<int> csub(0);
   TPZManVector<TPZGeoEl *> pv(4);
   int n1=1,level=0;
   cout << "\nDividir ate nivel ? ";
   int resp;
   cin >> resp;
   int nelc = firstmesh->ElementVec().NElements();
   int el;
   TPZGeoEl *cpel;
   for(el=0;el<firstmesh->ElementVec().NElements();el++) {
     cpel = firstmesh->ElementVec()[el];
     if(cpel && cpel->Level() < resp)
		cpel->Divide(pv);

   }
   //analysis
   secondmesh->AutoBuild();
   secondmesh->AdjustBoundaryElements();
   secondmesh->InitializeBlock();
   secondmesh->Print(outcm1);
   TPZAnalysis an(secondmesh,outcm1);
   int numeq = secondmesh->NEquations();
   secondmesh->Print(outcm1);
   outcm1.flush();
   TPZVec<int> skyline;
   secondmesh->Skyline(skyline);
   TPZSkylMatrix *stiff = new TPZSkylMatrix(numeq,skyline);
   an.SetMatrix(stiff);
   an.Solver().SetDirect(ECholesky);
   secondmesh->SetName("Malha Computacional :  Connects e Elementos");
   // Posprocessamento
   an.Run(outcm2);
   TPZVec<char *> scalnames(5);
   scalnames[0] = "Mn1";
   scalnames[1] = "Mn2";
   scalnames[2] = "Sign1";
   scalnames[3] = "Sign2";
   scalnames[4] = "Deslocz";
   TPZVec<char *> vecnames(0);
   char plotfile[] =  "placaPos.pos";
   char pltfile[] =  "placaView.plt";
   an.DefineGraphMesh(2, scalnames, vecnames, plotfile);
   an.Print("FEM SOLUTION ",outcm1);
   an.PostProcess(2);
   an.DefineGraphMesh(2, scalnames, vecnames, pltfile);
   an.PostProcess(2);
   firstmesh->Print(outgm1);
   outgm1.flush();
   delete secondmesh;
   delete firstmesh;
   return 0;
}
示例#14
0
TPZCompMesh *MalhaMultifisicaOpt(TPZVec<TPZCompMesh *> meshvec, TPZGeoMesh *gmesh){
    
    //Creating computational mesh for multiphysic elements
    gmesh->ResetReference();
    TPZCompMesh *mphysics = new TPZCompMesh(gmesh);
    
    //criando material
    int dim =2;
    
    TPZMatPoissonControl *material = new TPZMatPoissonControl(MatId,dim);
    
    
    //incluindo os dados do problema
    REAL k=1;
    REAL alpha=1;
    material-> SetParameters( k, alpha);
    
    //solucao exata
    TPZAutoPointer<TPZFunction<STATE> > solexata;
    solexata = new TPZDummyFunction<STATE>(StateAd, 5);
    material->SetForcingFunctionExact(solexata);
    
    //funcao do lado direito da equacao do problema
    TPZAutoPointer<TPZFunction<STATE> > force;
    TPZDummyFunction<STATE> *dum;
    dum = new TPZDummyFunction<STATE>(OptForcing, 5);
    dum->SetPolynomialOrder(20);
    force = dum;
    material->SetForcingFunction(force);
    
    //inserindo o material na malha computacional
    TPZMaterial *mat(material);
    mphysics->InsertMaterialObject(mat);
    mphysics->SetDimModel(dim);
    
    //Criando condicoes de contorno
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    
    
    TPZMaterial * BCond0 = material->CreateBC(mat, bc0, bcdirichlet, val1, val2);
    TPZMaterial * BCond1 = material->CreateBC(mat, bc1, bcdirichlet, val1, val2);
    TPZMaterial * BCond2 = material->CreateBC(mat, bc2, bcdirichlet, val1, val2);
    TPZMaterial * BCond3 = material->CreateBC(mat, bc3, bcdirichlet, val1, val2);
    
    ///Inserir condicoes de contorno
    mphysics->InsertMaterialObject(BCond0);
    mphysics->InsertMaterialObject(BCond1);
    mphysics->InsertMaterialObject(BCond2);
    mphysics->InsertMaterialObject(BCond3);
    
    mphysics->SetAllCreateFunctionsMultiphysicElem();
    
    //Fazendo auto build
    mphysics->AutoBuild();
    mphysics->AdjustBoundaryElements();
    mphysics->CleanUpUnconnectedNodes();
    
    TPZBuildMultiphysicsMesh::AddElements(meshvec, mphysics);
    TPZBuildMultiphysicsMesh::AddConnects(meshvec,mphysics);
    TPZBuildMultiphysicsMesh::TransferFromMeshes(meshvec, mphysics);
    
    return mphysics;
    
}
示例#15
0
int TPZGeoCloneMesh::main(){
	cout << "**************************************" << endl;
  	cout << "****** Getting Patchs!************" << endl;
	cout << "**************************************" << endl;
    
    /*******************************************************
     * Constru��o da malha
     * *****************************************************/
  	//malha quadrada de nr x nc
	const int numrel = 3;
  	const int numcel = 3;
//  	int numel = numrel*numcel;
  	TPZVec<REAL> coord(2,0.);
    
  	// criar um objeto tipo malha geometrica
  	TPZGeoMesh geomesh;
    
  	// criar nos
  	int i,j;
  	for(i=0; i<(numrel+1); i++) {
        for (j=0; j<(numcel+1); j++) {
            int64_t nodind = geomesh.NodeVec().AllocateNewElement();
            TPZVec<REAL> coord(2);
            coord[0] = j;//co[nod][0];
            coord[1] = i;//co[nod][1];
            geomesh.NodeVec()[nodind] = TPZGeoNode(i*(numrel+1)+j,coord,geomesh);
        }
  	}
  	// cria��o dos elementos
  	int elc, elr;
  	TPZGeoEl *gel[numrel*numcel];
  	TPZVec<int64_t> indices(4);
  	for(elr=0; elr<numrel; elr++) {  
        for(elc=0; elc<numcel; elc++) {
            indices[0] = (numrel+1)*elr+elc;
            indices[1] = indices[0]+1;
            indices[3] = indices[0]+numrel+1;
            indices[2] = indices[1]+numrel+1;
            // O proprio construtor vai inserir o elemento na malha
			int64_t index;
			gel[elr*numrel+elc] = geomesh.CreateGeoElement(EQuadrilateral,indices,1,index);
            //gel[elr*numrel+elc] = new TPZGeoElQ2d(elr*numrel+elc,indices,1,geomesh);
        }
  	}
	//Divis�o dos elementos
  	TPZVec<TPZGeoEl *> sub;
  	gel[0]->Divide(sub);
    //  	gel[1]->Divide(sub);
    //  	gel[3]->Divide(sub); 
  	ofstream output("patches.dat");
  	geomesh.Print(output);
    //  	TPZGeoElBC t3(gel[0],4,-1,geomesh); 
    //  	TPZGeoElBC t4(gel[numel-1],6,-2,geomesh); 
  	geomesh.Print(output);
	geomesh.BuildConnectivity();
    std::set <TPZGeoEl *> patch;
    
	
  	TPZCompMesh *comp = new TPZCompMesh(&geomesh);
 	// inserir os materiais
  	TPZMaterial *meumat = new TPZElasticityMaterial(1,1.e5,0.2,0,0);
  	comp->InsertMaterialObject(meumat);
  	// inserir a condicao de contorno
    //  	TPZFMatrix val1(3,3,0.),val2(3,1,0.);
    //  	TPZMaterial *bnd = meumat->CreateBC (-1,0,val1,val2);
    //  	comp->InsertMaterialObject(bnd);
    //  	TPZFMatrix val3(3,3,1);
    // 	bnd = meumat->CreateBC (-2,1,val3,val2);
    //  	comp->InsertMaterialObject(bnd);
	comp->AutoBuild();
	comp->Print(output);
  	output.flush();
    
    /**********************************************************************
     * Cria��o de uma malha computacional clone
     * ********************************************************************/
 	comp->GetRefPatches(patch);
	
	geomesh.ResetReference();
	TPZStack <int64_t> patchel;
	TPZStack <TPZGeoEl *> toclonegel;
	TPZStack <int64_t> patchindex;
	TPZVec<int64_t> n2elgraph;
	TPZVec<int64_t> n2elgraphid;
	TPZStack<int64_t> elgraph;
	TPZVec<int64_t> elgraphindex;
	int64_t k;
	TPZCompMesh *clonecmesh = new TPZCompMesh(&geomesh);
	cout << "Check 1: number of reference elements for patch before createcompel: " << patch.size() << endl;
    std::set<TPZGeoEl *>::iterator it;
    for (it=patch.begin(); it!=patch.end(); it++)
    {
		//patch[i]->Print(cout);
        int64_t index;
        TPZGeoEl *gel = *it;
        clonecmesh->CreateCompEl(gel, index);
        //		patch[i]->CreateCompEl(*clonecmesh,i);
	}
    //	cout << "Check 2: number of reference elements for patch after createcompel: " << patch.NElements() << endl;
	clonecmesh->CleanUpUnconnectedNodes();
    //	clonecmesh->Print(cout);
	clonecmesh->GetNodeToElGraph(n2elgraph,n2elgraphid,elgraph,elgraphindex);
	int64_t clnel = clonecmesh->NElements();
    //	cout << "Number of elements in clonemessh: " << clnel << endl;
	//o primeiro patch come�a em zero
	patchindex.Push(0);
	for (i=0; i<clnel; i++){
		//cout << endl << endl << "Evaluating patch for element: " << i << endl;
		clonecmesh->GetElementPatch(n2elgraph,n2elgraphid,elgraph,elgraphindex,i,patchel);
		cout << "Patch elements: " << patchel.NElements() << endl;
		/*for (k=0;k<patchel.NElements();k++){
         clonecmesh->ElementVec()[patchel[k]]->Reference()->Print();
         cout << endl;
         }*/
		for (j=0; j<patchel.NElements(); j++){
			//obten��o do elemento geom�trico do patch
			//cout << "Creating geometric clone elements for computational element :" << j << endl;
			TPZGeoEl *gel = clonecmesh->ElementVec()[patchel[j]]->Reference();
			//gel->Print(cout);
			//inserir todos os pais do elemento geom�trico do patch
			int64_t count = 0;
			//cout << "Inserting father element:" << "\t"; 
			while(gel){	
				TPZGeoEl *father = gel->Father();
				if (father){
					//father->Print(cout);
					gel = father;
					continue;
				}
				else toclonegel.Push(gel);
				gel = father;
				//cout <<  count << "\t";
				count ++;
			}
			//cout << endl;
		}
		int64_t sum = toclonegel.NElements()-1;
		//cout << endl << sum << endl;
		patchindex.Push(sum);
        
		/*for (k=patchindex[i];k<patchindex[i+1];k++){
         toclonegel[k]->Print();
         }*/
	}
    
    
	cout <<endl;
	cout << endl;
	
	TPZGeoCloneMesh geoclone(&geomesh);
	TPZStack<TPZGeoEl*> testpatch;
	for (j=0; j<1/*patchindex.NElements()-1*/;j++){
		cout << "\n\n\nClone do Patch do elemento: " << j <<endl;
		k=0;
		cout << patchindex[j] << "\t" << patchindex[j+1] <<endl;
		for (i=patchindex[j];i<=patchindex[j+1];i++){
			testpatch.Push(toclonegel[i]);
			toclonegel[i]->Print();
			cout << k << endl;
			k++;
		}
		geoclone.SetElements(testpatch,testpatch[patchindex[j]]);
		geoclone.Print(cout);
        
	}
	//geoclone.SetElements(testpatch);
	//geoclone.Print(cout);
	
    
    /**************************************************************************
     * Fim da cria��o do clone
     **************************************************************************/
    
    
	
    /*	output <<"Impress�o dos Pathces\nN�mero total de patches encontrados\t" << patchindex.NElements()-1 << endl;
     cout << "\n\n&&&&&&&&&&&&&&&&&&&&&&&&\n N�mero total de patches: " << patchindex.NElements()-1 << endl
     << "&&&&&&&&&&&&&&&&&&&&&&&&" << endl;
     for (i=0;i<patchindex.NElements()-1;i++){
     cout << "Patch do elemento " << i << "\t" << "N�mero de elementos componentes do patch: " << (patchindex[i+1]-patchindex[i]) << endl;
     for (j = patchindex[i]; j<patchindex[i+1]; j++){
     toclonegel[j]->Print();
     cout << "||||||||||||||||||||||||||||||||" << endl;
     }
     cout << "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n" <<">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>\n\n";
     cout.flush();
     }
     */	
	comp->LoadReferences();
	
	cout.flush();
	cout << endl;
	cout.flush();
	delete comp;
	delete clonecmesh;
  	return (0);
    
}
示例#16
0
文件: flavio.c 项目: labmec/neopz
int main() {

   //malha geometrica
   TPZGeoMesh *firstmesh = new TPZGeoMesh;
   firstmesh->SetName("Malha Geometrica : Nós e Elementos");
   firstmesh->NodeVec().Resize(10);
   TPZVec<REAL> coord(2);   //,coordtrans(2);
//   REAL ct,st,PI=3.141592654;
//   cout << "\nEntre rotacao do eixo n1 (graus) -> ";
//   REAL g;
//   cin >> g;
//   g = g*PI/180.;
//   ct = cos(g);
//   st = sin(g);
//ct = 1.;
//st = 0.;

   //nos geometricos

   //no 0
   coord[0] = 0;
   coord[1] = 0;
// coordtrans[0] =  ct*coord[0]-st*coord[1];
// coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[0].Initialize(coord,*firstmesh);

   //no 1
   coord[0] = 1.;
   coord[1] = 0;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[1].Initialize(coord,*firstmesh);

   //no 2
   coord[0] = 2.;
   coord[1] = 0.;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[2].Initialize(coord,*firstmesh);

   //no 3
   coord[0] = 3.;
   coord[1] = 0.;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[3].Initialize(coord,*firstmesh);

   //no 4
   coord[0] = 4;
   coord[1] = 0.;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[4].Initialize(coord,*firstmesh);

   //no 5
   coord[0] = 0;
   coord[1] = 1;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[5].Initialize(coord,*firstmesh);

   //no 6
   coord[0] = 1.;
   coord[1] = 1.;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[6].Initialize(coord,*firstmesh);

   //no 7
   coord[0] = 2.;
   coord[1] = 1.;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[7].Initialize(coord,*firstmesh);

   //no 8
   coord[0] = 3.;
   coord[1] = 1;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//  coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[8].Initialize(coord,*firstmesh);

   //no 9
   coord[0] = 4;
   coord[1] = 1;
//   coordtrans[0] =  ct*coord[0]-st*coord[1];
//   coordtrans[1] =  st*coord[0]+ct*coord[1];
   firstmesh->NodeVec()[9].Initialize(coord,*firstmesh);

   /*
   TPZVec<int> nodeindexes(3);
   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 2;
    //elementos geometricos
   TPZGeoElT2d *elg0 = new TPZGeoElT2d(nodeindexes,1,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 2;
   nodeindexes[2] = 3;
   TPZGeoElT2d *elg1 = new TPZGeoElT2d(nodeindexes,1,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 2;
   TPZGeoElT2d *elg2 = new TPZGeoElT2d(nodeindexes,2,*firstmesh);
   nodeindexes[0] = 0;
   nodeindexes[1] = 2;
   nodeindexes[2] = 3;
   TPZGeoElT2d *elg3 = new TPZGeoElT2d(nodeindexes,2,*firstmesh);
*/
   TPZVec<int> nodeindexes(4);
    //elementos geometricos
   TPZGeoEl *elg[4];

   nodeindexes[0] = 0;
   nodeindexes[1] = 1;
   nodeindexes[2] = 6;
   nodeindexes[3] = 5;
   elg[0] = new TPZGeoElQ2d(nodeindexes,1,*firstmesh);

   nodeindexes[0] = 1;
   nodeindexes[1] = 2;
   nodeindexes[2] = 7;
   nodeindexes[3] = 6;
   elg[1] = new TPZGeoElQ2d(nodeindexes,1,*firstmesh);

   nodeindexes[0] = 2;
   nodeindexes[1] = 3;
   nodeindexes[2] = 8;
   nodeindexes[3] = 7;
   elg[2] = new TPZGeoElQ2d(nodeindexes,1,*firstmesh);

   nodeindexes[0] = 3;
   nodeindexes[1] = 4;
   nodeindexes[2] = 9;
   nodeindexes[3] = 8;
   elg[3] = new TPZGeoElQ2d(nodeindexes,1,*firstmesh);

   //Arquivos de saida
   ofstream outgm1("outgm1.dat");
   ofstream outcm1("outcm1.dat");
   ofstream outcm2("outcm2.dat");

   //montagem de conectividades entre elementos
   firstmesh->BuildConnectivity();
   //malha computacional
   TPZCompMesh *secondmesh = new TPZCompMesh(firstmesh);
   secondmesh->SetName("Malha Computacional : Conectividades e Elementos");


   //material
   TPZMaterial *pl = LerMaterial("flavio.dat");
   secondmesh->InsertMaterialObject(pl);
//   pl = LerMaterial("placa2.dat");
//   secondmesh->InsertMaterialObject(pl);
//   pl = LerMaterial("placa3.dat");
//   secondmesh->InsertMaterialObject(pl);

   // carregamento hidrostatico no plano vertica xz
   pl->SetForcingFunction(PressaoHid);

   //CC : condicões de contorno
   TPZBndCond *bc;
   REAL big = 1.e12;
   TPZFMatrix val1(6,6,0.),val2(6,1,0.);

   // engastes nos lados 4 e 7 do elemento 0
   TPZGeoElBC(elg[0],4,-2,*firstmesh);
   TPZGeoElBC(elg[0],7,-2,*firstmesh);

   // engaste no lado 4 do elemento 1
   TPZGeoElBC(elg[1],4,-2,*firstmesh);

   // engaste no lado 4 do elemento 2
   TPZGeoElBC(elg[2],4,-2,*firstmesh);

   // engaste no lado 4 do elemento 3
   TPZGeoElBC(elg[3],4,-2,*firstmesh);

   // imposicao do valor zero associado a condicao -2 (engaste)
   bc = pl->CreateBC(-2,0,val1,val2);
   secondmesh->InsertMaterialObject(bc);

   // imposicao da condicao de simetria no lado 5 do elemento 4
   val1(0,0)=big;
   val1(1,1)=0.;
   val1(2,2)=0.;
   val1(3,3)=0.;
   val1(4,4)=big;
   val1(5,5)=big;
   TPZGeoElBC(elg[3],5,-3,*firstmesh);
   bc = pl->CreateBC(-3,2,val1,val2);
   secondmesh->InsertMaterialObject(bc);

   //ordem de interpolacao
   int ord;
   cout << "Entre ordem 1,2,3,4,5 : ";
   cin >> ord;
//   TPZCompEl::gOrder = ord;
   firstmesh.SetDefaultOrder(order);
   //construção malha computacional
   TPZVec<int> csub(0);
   TPZManVector<TPZGeoEl *> pv(4);
   int n1=1,level=0;
   cout << "\nDividir ate nivel ? ";
   int resp;
   cin >> resp;
   int nelc = firstmesh->ElementVec().NElements();
   int el;
   TPZGeoEl *cpel;
   for(el=0;el<firstmesh->ElementVec().NElements();el++) {
     cpel = firstmesh->ElementVec()[el];
     if(cpel && cpel->Level() < resp)
		cpel->Divide(pv);

   }
   cout << "\nDividir o elemento esquerdo superior quantas vezes? ";
   cin >> resp;
   cpel = firstmesh->ElementVec()[0];
   for(el=0; el<resp; el++) {
		cpel->Divide(pv);
		cpel = pv[3];
   }
   //analysis
   secondmesh->AutoBuild();
   firstmesh->Print(outgm1);
   outgm1.flush();
   secondmesh->AdjustBoundaryElements();
   secondmesh->InitializeBlock();
   secondmesh->Print(outcm1);
   TPZAnalysis an(secondmesh,outcm1);
   int numeq = secondmesh->NEquations();
   secondmesh->Print(outcm1);
   outcm1.flush();
   TPZVec<int> skyline;
   secondmesh->Skyline(skyline);
   TPZSkylMatrix *stiff = new TPZSkylMatrix(numeq,skyline);
   an.SetMatrix(stiff);
   an.Solver().SetDirect(ECholesky);
   secondmesh->SetName("Malha Computacional :  Connects e Elementos");
   // Posprocessamento
   an.Run(outcm2);
   TPZVec<char *> scalnames(5);
   scalnames[0] = "Mn1";
   scalnames[1] = "Mn2";
   scalnames[2] = "Vn1";
   scalnames[3] = "Vn2";
   scalnames[4] = "Deslocz";
   TPZVec<char *> vecnames(0);
   char plotfile[] =  "placaPos.pos";
   char pltfile[] =  "placaView.plt";
   an.DefineGraphMesh(2, scalnames, vecnames, plotfile);
   an.Print("FEM SOLUTION ",outcm1);
   an.PostProcess(3);
   an.DefineGraphMesh(2, scalnames, vecnames, pltfile);
   an.PostProcess(2);
   firstmesh->Print(outgm1);
   outgm1.flush();
   delete secondmesh;
   delete firstmesh;
   return 0;
}
示例#17
0
//*************************************
//************Option 8*****************
//*****All element types Mesh**********
//*************************************
TPZCompMesh * CreateTestMesh() {

  REAL nodeco[12][3] = {
    {0.,0.,0.},
    {1.,0.,0.},
    {2.,0.,0.},
    {0.,1.,0.},
    {1.,1.,0.},
    {2.,1.,0.},
    {0.,0.,1.},
    {1.,0.,1.},
    {2.,0.,1.},
    {0.,1.,1.},
    {1.,1.,1.},
    {2.,1.,1.}
  };

  int nodind[7][8] = {
    {0,1,4,3,6,7,10,9},
    {2,4,10,8,5},
    {8,10,11,5},
    {2,4,1,8,10,7},
    {0,1},
    {0,1,7,6},
    {1,2,7}
  };

  int numnos[7] = {8,5,4,6,2,4,3};

  TPZGeoMesh *gmesh = new TPZGeoMesh();

  int noind[12];
  int no;
  for(no=0; no<12; no++) {
    noind[no] = gmesh->NodeVec().AllocateNewElement();
    TPZVec<REAL> coord(3);
    coord[0] = nodeco[no][0];
    coord[1] = nodeco[no][1];
    coord[2] = nodeco[no][2];
    gmesh->NodeVec()[noind[no]].Initialize(coord,*gmesh);
  }
  int matid = 1;
  TPZVec<int> nodeindex;
  int nel;
  TPZVec<TPZGeoEl *> gelvec;
  gelvec.Resize(4);
  for(nel=0; nel<4; nel++) {
    int in;
    nodeindex.Resize(numnos[nel]);
    for(in=0; in<numnos[nel]; in++) {
      nodeindex[in] = nodind[nel][in];
    }
    int index;
    switch(nel) {
    case 0:
      //      elvec[el] = gmesh->CreateGeoElement(ECube,nodeindex,1,index);
//      gelvec[nel]=new TPZGeoElC3d(nodeindex,matid,*gmesh);
      break;
    case 1:
      gelvec[nel] = gmesh->CreateGeoElement(EPiramide,nodeindex,matid,index);
      //       gelvec[nel]=new TPZGeoElPi3d(nodeindex,matid,*gmesh);
      break;
    case 2:
      gelvec[nel] = gmesh->CreateGeoElement(ETetraedro,nodeindex,matid,index);
    //       gelvec[nel]=new TPZGeoElT3d(nodeindex,matid,*gmesh);
      break;
    case 3:
//       gelvec[nel]=new TPZGeoElPr3d(nodeindex,matid,*gmesh);
//      gelvec[nel] = gmesh->CreateGeoElement(EPrisma,nodeindex,matid,index);
      break;
    case 4:
      //      gelvec[nel]=new TPZGeoEl1d(nodeindex,2,*gmesh);
      break;
    case 5:
      //      gelvec[nel]=new TPZGeoElQ2d(nodeindex,3,*gmesh);
      break;
    case 6:
      //      gelvec[nel]=new TPZGeoElT2d(nodeindex,3,*gmesh);
      break;
    default:
      break;
    }
  }
  gmesh->BuildConnectivity2();

  //TPZVec<TPZGeoEl *> sub;
  //elvec[0]->Divide(sub);
  //   	elvec[1]->Divide(sub);
  //   	elvec[2]->Divide(sub);

//  TPZGeoElBC gbc;

  // bc -1 -> Dirichlet
//  TPZGeoElBC gbc1(gelvec[0],20,-1,*gmesh);
  TPZGeoElBC gbc11(gelvec[1],14,-1,*gmesh);
//  TPZGeoElBC gbc12(gelvec[3],15,-1,*gmesh);



  // bc -2 -> Neumann at the right x==1
//  TPZGeoElBC gbc2(gelvec[0],25,-2,*gmesh);
//  TPZGeoElBC gbc21(gelvec[3],19,-2,*gmesh);
  TPZGeoElBC gbc22(gelvec[2],10,-2,*gmesh);

  TPZCompMesh *cmesh = new TPZCompMesh(gmesh);

  TPZAutoPointer<TPZMaterial> mat;
  //  if(nstate == 3) {
    mat = new TPZMaterialTest3D(1);
    TPZFMatrix mp (3,1,0.);
    TPZMaterialTest3D * mataux = dynamic_cast<TPZMaterialTest3D *> (mat.operator ->());
    TPZMaterialTest3D::geq3=1;
    mataux->SetMaterial(mp);
    /*  } else {
    TPZMat2dLin *mat2d = new TPZMat2dLin(1);
    int ist,jst;
    TPZFMatrix xk(nstate,nstate,1.),xc(nstate,nstate,0.),xf(nstate,1,0.);
    for(ist=0; ist<nstate; ist++) {
      if(nstate != 1) xf(ist,0) = 1.;
      for(jst=0; jst<nstate; jst++) {
	if(ist != jst) xk(ist,jst) = 0.;
      }
    }
    mat2d->SetMaterial(xk,xc,xf);
    mat = mat2d;
    }*/

  TPZFMatrix val1(3,3,0.),val2(3,1,0.);
  TPZAutoPointer<TPZMaterial> bc[2];

  bc[0] = mat->CreateBC(mat,-1,0,val1,val2);
  val2(0,0) = 1.;
  bc[1] = mat->CreateBC(mat,-2,1,val1,val2);
  cmesh->InsertMaterialObject(mat);

  int i;
  for(i=0; i<2; i++) cmesh->InsertMaterialObject(bc[i]);

  gmesh->Print(cout);

  cmesh->AutoBuild();
  cmesh->AdjustBoundaryElements();
  cmesh->CleanUpUnconnectedNodes();

  gmesh->Print(cout);
  return cmesh;
}
示例#18
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh * CMeshFooting2D(TPZGeoMesh * gmesh, int p_order){
    
    unsigned int dim  = gmesh->Dimension();
    const std::string name("ElastoPlastic Footing Problem ");

    // Setting up attributes
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetName(name);
    cmesh->SetDefaultOrder(p_order);
    cmesh->SetDimModel(dim);
    
    // Mohr Coulomb data
    REAL mc_cohesion    = 10.0;
    REAL mc_phi         = (20.0*M_PI/180);
    REAL mc_psi         = mc_phi;
    
    /// ElastoPlastic Material using Mohr Coulomb
    // Elastic predictor
    TPZElasticResponse ER;
    REAL G = 400*mc_cohesion;
    REAL nu = 0.3;
    REAL E = 2.0*G*(1+nu);
    

    TPZPlasticStepPV<TPZYCMohrCoulombPV, TPZElasticResponse> LEMC;
    ER.SetEngineeringData(E, nu);
    LEMC.SetElasticResponse(ER);
    LEMC.fYC.SetUp(mc_phi, mc_psi, mc_cohesion, ER);
    int PlaneStrain = 1;
    
//    TPZElasticCriterion MatEla;
//    MatEla.SetElasticResponse(ER);
//    TPZMatElastoPlastic2D < TPZElasticCriterion, TPZElastoPlasticMem > * material = new TPZMatElastoPlastic2D < TPZElasticCriterion, TPZElastoPlasticMem >(ERock,PlaneStrain);
//    material->SetPlasticityModel(MatEla);
//    cmesh->InsertMaterialObject(material);
    
    TPZMatElastoPlastic2D < TPZPlasticStepPV<TPZYCMohrCoulombPV, TPZElasticResponse>, TPZElastoPlasticMem > * material = new TPZMatElastoPlastic2D < TPZPlasticStepPV<TPZYCMohrCoulombPV, TPZElasticResponse>, TPZElastoPlasticMem >(ERock,PlaneStrain);
    material->SetPlasticityModel(LEMC);
    cmesh->InsertMaterialObject(material);
    
    
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    
    val2(0,0) = 0;
    val2(1,0) = 1;
    TPZBndCond * bc_bottom = material->CreateBC(material, EBottomBC, Eu_null, val1, val2);
    
    val2(0,0) = 1;
    val2(1,0) = 0;
    TPZBndCond * bc_lateral = material->CreateBC(material, ELateralBC, Eu_null, val1, val2);
    
//    val2(0,0) = 0;
//    val2(1,0) = 0;
//    val1(0,0) = 0;
//    val1(1,1) = 1;
    val2(0,0) = 0;
    val2(1,0) = 0;
    TPZBndCond * bc_top = material->CreateBC(material, ETopBC, ETn, val1, val2);
    
    val2(0,0) = 0;
    val2(1,0) = 0;
    TPZBndCond * bc_top_null = material->CreateBC(material, ETopNullBC, ETn, val1, val2);
    
    cmesh->InsertMaterialObject(bc_bottom);
    cmesh->InsertMaterialObject(bc_lateral);
    cmesh->InsertMaterialObject(bc_top);
//    cmesh->InsertMaterialObject(bc_top_null);
    
    cmesh->SetAllCreateFunctionsContinuousWithMem();
    cmesh->AutoBuild();
    
#ifdef PZDEBUG
    std::ofstream out("cmesh.txt");
    cmesh->Print(out);
#endif
    
    return cmesh;
}
示例#19
0
文件: main.cpp 项目: labmec/neopz
void InsertMaterialObjectsMHM(TPZCompMesh &cmesh, bool useDPGPhil, bool useDPG)
{
	/// criar materiais
	int dim = cmesh.Dimension();
    TPZMatLaplacianLagrange *materialFiner = new TPZMatLaplacianLagrange(matfinermesh,dim);
    
//    TPZAutoPointer<TPZFunction<REAL> > forcef = new TPZDummyFunction<REAL>(ForceSuave);
//    materialFiner->SetForcingFunction(forcef);
    
    TPZAutoPointer<TPZFunction<STATE> > solExata= new TPZDummyFunction<STATE>(SolSuave);
    materialFiner->SetForcingFunctionExact(solExata);
    
    TPZAutoPointer<TPZFunction<STATE> > forcef;
    TPZDummyFunction<STATE> *dum;
    dum = new TPZDummyFunction<STATE>(ForceSuave);
    dum->SetPolynomialOrder(20);
    forcef = dum;
    materialFiner->SetForcingFunction(forcef);
    
    
    if(useDPGPhil==true){
        materialFiner->SetDPGPhil();
        useDPG=false;
    }
    if(useDPG==true){
        materialFiner->SetMDP();
        useDPGPhil=false;
    }
    
	TPZMaterial * mat1(materialFiner);
    
    TPZMat1dLin *materialSkeleton = new TPZMat1dLin(matskeletonmesh);
    TPZFNMatrix<1,STATE> xk(1,1,0.),xb(1,1,0.),xc(1,1,0.),xf(1,1,0.);
    materialSkeleton->SetMaterial(xk, xc, xb, xf);
    
	cmesh.InsertMaterialObject(mat1);
    cmesh.InsertMaterialObject(materialSkeleton);
	
	///Inserir condicao de contorno
	TPZFMatrix<STATE> val1(2,2,1.), val2(2,1,0.);
	
    int boundcond = dirichlet;
    if(useDPG) boundcond = neumanndirichlet;
    
    //BC -1
    TPZMaterial * BCondD1 = materialFiner->CreateBC(mat1, bc1,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet1 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD1->SetForcingFunction(bcmatDirichlet1);
    cmesh.InsertMaterialObject(BCondD1);
    
    //BC -2
	TPZMaterial * BCondD2 = materialFiner->CreateBC(mat1, bc2,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet2 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD2->SetForcingFunction(bcmatDirichlet2);
    cmesh.InsertMaterialObject(BCondD2);
    
    //BC -3
	TPZMaterial * BCondD3 = materialFiner->CreateBC(mat1, bc3,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet3 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD3->SetForcingFunction(bcmatDirichlet3);
    cmesh.InsertMaterialObject(BCondD3);
    
    //BC -4
	TPZMaterial * BCondD4 = materialFiner->CreateBC(mat1, bc4,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet4 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD4->SetForcingFunction(bcmatDirichlet4);
    cmesh.InsertMaterialObject(BCondD4);
}
示例#20
0
文件: main.cpp 项目: labmec/neopz
//malha multifisica para o metodo da dupla projecao
TPZCompMesh *MalhaMDP(TPZVec<TPZCompMesh *> meshvec,TPZGeoMesh * gmesh){
    
    //Creating computational mesh for multiphysic elements
	gmesh->ResetReference();
	TPZCompMesh *mphysics = new TPZCompMesh(gmesh);
    
    //criando material
    int dim =2;
    TPZMDPMaterial *material = new TPZMDPMaterial(1,dim);
    
    //incluindo os dados do problema
    REAL coefk = 1.;
    material->SetParameters(coefk, 0.);
    
    //solucao exata
    TPZAutoPointer<TPZFunction<STATE> > solexata;
    solexata = new TPZDummyFunction<STATE>(SolSuave);
    material->SetForcingFunctionExact(solexata);
    
    //funcao do lado direito da equacao do problema
    TPZAutoPointer<TPZFunction<STATE> > force;
    TPZDummyFunction<STATE> *dum;
    dum = new TPZDummyFunction<STATE>(ForceSuave);
    dum->SetPolynomialOrder(20);
    force = dum;
    material->SetForcingFunction(force);
    
    //inserindo o material na malha computacional
    TPZMaterial *mat(material);
    mphysics->InsertMaterialObject(mat);
    
    //Criando condicoes de contorno
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    int boundcond = dirichlet;
    //BC -1
    TPZMaterial * BCondD1 = material->CreateBC(mat, bc1,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet1 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD1->SetForcingFunction(bcmatDirichlet1);
    mphysics->InsertMaterialObject(BCondD1);
    
    //BC -2
	TPZMaterial * BCondD2 = material->CreateBC(mat, bc2,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet2 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD2->SetForcingFunction(bcmatDirichlet2);
    mphysics->InsertMaterialObject(BCondD2);
    
    //BC -3
	TPZMaterial * BCondD3 = material->CreateBC(mat, bc3,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet3 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD3->SetForcingFunction(bcmatDirichlet3);
    mphysics->InsertMaterialObject(BCondD3);
    
    //BC -4
	TPZMaterial * BCondD4 = material->CreateBC(mat, bc4,boundcond, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet4 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD4->SetForcingFunction(bcmatDirichlet4);
    mphysics->InsertMaterialObject(BCondD4);

    
    mphysics->InsertMaterialObject(BCondD1);
    mphysics->InsertMaterialObject(BCondD2);
    mphysics->InsertMaterialObject(BCondD3);
    mphysics->InsertMaterialObject(BCondD4);
    
    
    //set multiphysics element
    mphysics->SetDimModel(dim);
    mphysics->SetAllCreateFunctionsMultiphysicElem();
    
    //Fazendo auto build
    mphysics->AutoBuild();
	mphysics->AdjustBoundaryElements();
	mphysics->CleanUpUnconnectedNodes();
    
    // Creating multiphysic elements into mphysics computational mesh
	TPZBuildMultiphysicsMesh::AddElements(meshvec, mphysics);
	TPZBuildMultiphysicsMesh::AddConnects(meshvec,mphysics);
	TPZBuildMultiphysicsMesh::TransferFromMeshes(meshvec, mphysics);
    
    return mphysics;
}
示例#21
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh * CompMesh(TPZGeoMesh *gmesh, int porder)
{
    /// criar materiais
	int dim = gmesh->Dimension();
    
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    
    TPZMatLaplacian *material = new TPZMatLaplacian(1,dim);
    
//    TPZAutoPointer<TPZFunction<REAL> > forcef = new TPZDummyFunction<REAL>(ForceSuave);
//    material->SetForcingFunction(forcef);
    
    TPZAutoPointer<TPZFunction<STATE> > force;
    TPZDummyFunction<STATE> *dum;
    dum = new TPZDummyFunction<STATE>(ForceSuave);
    dum->SetPolynomialOrder(20);
    force = dum;
    material->SetForcingFunction(force);
    
    
    TPZAutoPointer<TPZFunction<STATE> > solExata= new TPZDummyFunction<STATE>(SolSuave);
    material->SetForcingFunctionExact(solExata);
    
    TPZMaterial * mat(material);
    cmesh->InsertMaterialObject(mat);
    
    cmesh->SetDimModel(dim);
    cmesh->SetDefaultOrder(porder);

	///Inserir condicao de contorno
	TPZFMatrix<STATE> val1(2,2,1.), val2(2,1,0.);
	
    //BC -1
    TPZMaterial * BCondD1 = material->CreateBC(mat, bc1,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet1 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD1->SetForcingFunction(bcmatDirichlet1);
    cmesh->InsertMaterialObject(BCondD1);
    
    //BC -2
	TPZMaterial * BCondD2 = material->CreateBC(mat, bc2,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet2 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD2->SetForcingFunction(bcmatDirichlet2);
    cmesh->InsertMaterialObject(BCondD2);
    
    //BC -3
	TPZMaterial * BCondD3 = material->CreateBC(mat, bc3,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet3 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD3->SetForcingFunction(bcmatDirichlet3);
    cmesh->InsertMaterialObject(BCondD3);
    
    //BC -4
	TPZMaterial * BCondD4 = material->CreateBC(mat, bc4,dirichlet, val1, val2);
    TPZAutoPointer<TPZFunction<REAL> > bcmatDirichlet4 = new TPZDummyFunction<REAL>(DirichletSuave);
    BCondD4->SetForcingFunction(bcmatDirichlet4);
    cmesh->InsertMaterialObject(BCondD4);
    
    
    //Fazendo auto build
    cmesh->SetAllCreateFunctionsContinuous();
    cmesh->AutoBuild();
	cmesh->AdjustBoundaryElements();
	cmesh->CleanUpUnconnectedNodes();
    
    return cmesh;
}
示例#22
0
文件: Main.cpp 项目: labmec/neopz
TPZCompMesh *ComputationalElasticityMesh2D(TPZAutoPointer<TPZGeoMesh>  gmesh,int pOrder)
{
    
    // remove some connectivities 3, 5
    TPZGeoEl *gel = gmesh->Element(0);
    TPZGeoElSide gelside(gel,3);
    gelside.RemoveConnectivity();
    gelside.SetSide(5);
    gelside.RemoveConnectivity();
    gelside.SetSide(4);
    TPZGeoElSide neighbour = gelside.NNeighbours();
    int matid = neighbour.Element()->MaterialId();
    gel->SetMaterialId(matid);
    neighbour.Element()->RemoveConnectivities();
    int64_t index = neighbour.Element()->Index();
    delete neighbour.Element();
    gmesh->ElementVec()[index] = 0;
    
    
    // Plane strain assumption
    int planestress = 0;
    
    // Getting mesh dimension
    int dim = 2;
    
    TPZMatElasticity2D *materialConcrete;
    materialConcrete = new TPZMatElasticity2D(EMatConcrete);
    
    TPZMatElasticity2D *materialSteel;
    materialSteel = new TPZMatElasticity2D(EMatSteel);
    
    
    // Setting up paremeters
    materialConcrete->SetfPlaneProblem(planestress);
    materialConcrete->SetElasticity(25.e6, 0.25);
    materialSteel->SetElasticity(205.e6, 0.25);
    
    //material->SetBiotAlpha(Alpha);cade o metodo?
    
    
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDefaultOrder(pOrder);
    cmesh->SetDimModel(dim);
    
    TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
    
    val2(0,0) = 0.0;
    val2(1,0) = 0.0;
    val1(1,1) = 1.e12;
    TPZMaterial * BCond2 = materialConcrete->CreateBC(materialConcrete,EBottom,3, val1, val2);
    
    val2(0,0) = 0.0;
    val2(1,0) = 0.0;
    val1.Zero();
    val1(0,0) = 1.e12;
    TPZMaterial * BCond3 = materialConcrete->CreateBC(materialConcrete,ELateral,3, val1, val2);
    
    val2(0,0) = 0.0;
    val2(1,0) = -1000.0;
    val1.Zero();
    TPZMaterial * BCond4 = materialSteel->CreateBC(materialSteel,EBeam,1, val1, val2);
    
    cmesh->SetAllCreateFunctionsContinuous();
    cmesh->InsertMaterialObject(materialConcrete);
    cmesh->InsertMaterialObject(materialSteel);
    cmesh->InsertMaterialObject(BCond2);
    cmesh->InsertMaterialObject(BCond3);
    cmesh->InsertMaterialObject(BCond4);
    cmesh->AutoBuild();
    return cmesh;
    
}
示例#23
0
文件: Main.cpp 项目: labmec/neopz
TPZCompMesh * ComputationalElasticityMesh3D(TPZGeoMesh *gmesh,int pOrder)
{
    // Getting mesh dimension
    const int dim = 3;
    TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
    cmesh->SetDefaultOrder(pOrder);
    cmesh->SetDimModel(dim);
    
    {//material da chapa
        const REAL Ey = 205000.;
        const REAL poisson = 0.3;
        const int matid = matchapa;
        TPZManVector<STATE,3> fx(3,0.);
        TPZElasticity3D * mat = new TPZElasticity3D(matid,Ey,poisson,fx);
        mat->SetVonMises(300.);
        cmesh->InsertMaterialObject(mat);
    }
    
    {//material da trilho1
        const REAL Ey = 205000.;
        const REAL poisson = 0.3;
        const int matid = mattrilho1;
        TPZManVector<STATE,3> fx(3,0.);
        TPZElasticity3D * mat = new TPZElasticity3D(matid,Ey,poisson,fx);
        mat->SetVonMises(690.);
        cmesh->InsertMaterialObject(mat);
        //int bcsidex = 9;
        TPZFNMatrix<9,STATE> val1(3,3,0.), val2(3,1,0.);
        val2(0,0) = 1.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bctrilho1, 3, val1, val2));
    }
    
    if(1)
    {//material da trilho2
        const REAL Ey = 205000.;
        const REAL poisson = 0.3;
        const int matid = mattrilho2;
        TPZManVector<STATE,3> fx(3,0.);
        TPZElasticity3D * mat = new TPZElasticity3D(matid,Ey,poisson,fx);
        mat->SetVonMises(690.);
        cmesh->InsertMaterialObject(mat);
        
        //int bcsidex = 9;
        TPZFNMatrix<9,STATE> val1(3,3,0.), val2(3,1,0.);
        val2(0,0) = 1.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bctrilho2, 3, val1, val2));
    }
    
    REAL percTracao = 0.1;
    {//material do concreto de 40 MPa
        const REAL Ey = 35417.;
        const REAL poisson = 0.2;
        const int matid = matgraut;
        TPZManVector<STATE,3> fx(3,0.);
        TPZElasticity3D * mat = new TPZElasticity3D(matid,Ey,poisson,fx);
        mat->SetMohrCoulomb(40.,percTracao*40.);
        cmesh->InsertMaterialObject(mat);
    }
    
    {//material do concreto de 30 MPa
        const REAL Ey = 27000;
        const REAL poisson = 0.2;
        const int matid = matenchimento;
        TPZManVector<STATE,3> fx(3,0.);
        TPZElasticity3D * mat = new TPZElasticity3D(matid,Ey,poisson,fx);
        mat->SetMohrCoulomb(30.,percTracao*30.);
        cmesh->InsertMaterialObject(mat);
        
        //c.c.
        //int bcbottom = 8;
        TPZFNMatrix<9,STATE> val1(3,3,0.), val2(3,1,0.);
//        val1(0,0) = 1.e-3;
//        val1(1,1) = 1.e-3;
//        val1(2,2) = 1.e12;
        val2(2) = 1.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bcbottom, 3, val1, val2));
        val1.Zero();
        val2.Zero();
        
        //int bcsidex = 9;
        val2.Zero();
        val2(0,0) = 1.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bcsidex, 3, val1, val2));
        
        //int bcsidey = 10;
        val1.Zero();
        val2.Zero();
        val2(1,0) = 1.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bcsidey, 3, val1, val2));
        
        //int bcloadtop = 11;
        val2.Zero();
        val2(2,0) = -800000./120.;
        cmesh->InsertMaterialObject(mat->CreateBC(mat, bcloadtop, 1, val1, val2));
        
//        somente para teste de tensao uniforme
//        cmesh->InsertMaterialObject(mat->CreateBC(mat, bcloadtopTESTE, 1, val1, val2));//toto
        
        
    }
    
    
    cmesh->SetAllCreateFunctionsContinuous();
    cmesh->AutoBuild();
    return cmesh;
    
}
示例#24
0
文件: main.cpp 项目: labmec/neopz
TPZCompMesh*MalhaComp(TPZGeoMesh * gmesh, int pOrder)
{
	/// criar materiais
	int dim = 2;
    TPZElasticityHybridMaterial *material = new TPZElasticityHybridMaterial(matInterno, 1., 1., 10., 10.);
    TPZElasticityHybridMaterial *matlagrange = new TPZElasticityHybridMaterial(lagrangemat, 1., 1., 0., 0.);
    TPZElasticityHybridMaterial *matinterface = new TPZElasticityHybridMaterial(interfacemat, 1., 1., 0., 0.);


    
	TPZMaterial * mat1(material);
	TPZMaterial * mat2(matlagrange);
    TPZMaterial * mat3(matinterface);
    
	material->NStateVariables();
	matlagrange->NStateVariables();
   	matinterface->NStateVariables();
    
	TPZCompEl::SetgOrder(pOrder);
	TPZCompMesh * cmesh = new TPZCompMesh(gmesh);
	cmesh->SetDimModel(dim);
    
	cmesh->InsertMaterialObject(mat1);
	cmesh->InsertMaterialObject(mat2);
    cmesh->InsertMaterialObject(mat3);
	
	///Inserir condicao de contorno
	TPZFMatrix<STATE> val1(2,2,0.), val2(2,1,0.);
	REAL uN=0.;
	val2(0,0)=uN;
	TPZMaterial * BCondN1 = material->CreateBC(mat1, bc1,neumann, val1, val2);
	cmesh->InsertMaterialObject(BCondN1);
    
    TPZMaterial * BCondN2 = material->CreateBC(mat1, bc3,neumann, val1, val2);
    cmesh->InsertMaterialObject(BCondN2);
	
	TPZFMatrix<STATE> val12(2,2,0.), val22(2,1,0.);
	REAL uD=0.;
	val22(0,0)=uD;
	TPZMaterial * BCondD1 = material->CreateBC(mat1, bc2,dirichlet, val12, val22);
	cmesh->InsertMaterialObject(BCondD1);
	
	TPZMaterial * BCondD2 = material->CreateBC(mat1, bc4,dirichlet, val12, val22);
	cmesh->InsertMaterialObject(BCondD2);
	
    cmesh->SetAllCreateFunctionsContinuous();

	set<int> SETmat1;
	SETmat1.insert(bc1);
    SETmat1.insert(bc2);
    SETmat1.insert(bc3);
    SETmat1.insert(bc4);
    
	//criar set dos materiais
    std::set<int> MaterialIDs;
    std::set<int> BCMaterialIDs;
    MaterialIDs.insert(matInterno);
//     MaterialIDs.insert(lagrangemat);
//     MaterialIDs.insert(interfacemat);
//     MaterialIDs.insert(bc1);
//     MaterialIDs.insert(bc2);
//     MaterialIDs.insert(bc3);
//     MaterialIDs.insert(bc4);
    BCMaterialIDs.insert(bc1);
    BCMaterialIDs.insert(bc2);
    BCMaterialIDs.insert(bc3);
    BCMaterialIDs.insert(bc4);

    
    TPZBuildMultiphysicsMesh::BuildHybridMesh(cmesh, MaterialIDs, BCMaterialIDs, lagrangemat, interfacemat);
        
	return cmesh;
}