void elasticitySolver::assemble(linearSystem<double> *lsys)
{
if (pAssembler) delete pAssembler;
pAssembler = new dofManager<double>(lsys);
// we first do all fixations. the behavior of the dofManager is to
// give priority to fixations : when a dof is fixed, it cannot be
// numbered afterwards
// Dirichlet conditions
for (unsigned int i = 0; i < allDirichlet.size(); i++)
{
FilterDofComponent filter(allDirichlet[i]._comp);
FixNodalDofs(*LagSpace,allDirichlet[i].g->begin(),allDirichlet[i].g->end(),
*pAssembler,*allDirichlet[i]._f,filter);
}
// LagrangeMultipliers
for (unsigned int i = 0; i < LagrangeMultiplierFields.size(); ++i)
{
NumberDofs(*LagrangeMultiplierSpace, LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), *pAssembler);
}
// Elastic Fields
for (unsigned int i = 0; i < elasticFields.size(); ++i)
{
if(elasticFields[i]._E != 0.)
NumberDofs(*LagSpace, elasticFields[i].g->begin(), elasticFields[i].g->end(),
*pAssembler);
}
// Voids
for (unsigned int i = 0; i < elasticFields.size(); ++i)
{
if(elasticFields[i]._E == 0.)
FixVoidNodalDofs(*LagSpace, elasticFields[i].g->begin(), elasticFields[i].g->end(),
*pAssembler);
}
// Neumann conditions
GaussQuadrature Integ_Boundary(GaussQuadrature::Val);
for (unsigned int i = 0; i < allNeumann.size(); i++)
{
LoadTerm<SVector3> Lterm(*LagSpace,*allNeumann[i]._f);
Assemble(Lterm,*LagSpace,allNeumann[i].g->begin(),allNeumann[i].g->end(),
Integ_Boundary,*pAssembler);
}
// Assemble cross term, laplace term and rhs term for LM
GaussQuadrature Integ_LagrangeMult(GaussQuadrature::ValVal);
GaussQuadrature Integ_Laplace(GaussQuadrature::GradGrad);
for (unsigned int i = 0; i < LagrangeMultiplierFields.size(); i++)
{
LagrangeMultiplierTerm LagTerm(*LagSpace, *LagrangeMultiplierSpace,
LagrangeMultiplierFields[i]._d);
Assemble(LagTerm, *LagSpace, *LagrangeMultiplierSpace,
LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_LagrangeMult, *pAssembler);
LaplaceTerm<double,double> LapTerm(*LagrangeMultiplierSpace,
LagrangeMultiplierFields[i]._tau);
Assemble(LapTerm, *LagrangeMultiplierSpace, LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_Laplace, *pAssembler);
LoadTerm<double> Lterm(*LagrangeMultiplierSpace, LagrangeMultiplierFields[i]._f);
Assemble(Lterm, *LagrangeMultiplierSpace, LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_Boundary, *pAssembler);
}
// Assemble elastic term for
GaussQuadrature Integ_Bulk(GaussQuadrature::GradGrad);
for (unsigned int i = 0; i < elasticFields.size(); i++)
{
IsotropicElasticTerm Eterm(*LagSpace,elasticFields[i]._E,elasticFields[i]._nu);
Assemble(Eterm,*LagSpace,elasticFields[i].g->begin(),elasticFields[i].g->end(),
Integ_Bulk,*pAssembler);
}
/*for (int i=0;i<pAssembler->sizeOfR();i++){
for (int j=0;j<pAssembler->sizeOfR();j++){
double d;lsys->getFromMatrix(i,j,d);
printf("%12.5E ",d);
}
double d;lsys->getFromRightHandSide(i,d);
printf(" | %12.5E\n",d);
}*/
printf("nDofs=%d\n",pAssembler->sizeOfR());
printf("nFixed=%d\n",pAssembler->sizeOfF());
}
void elasticitySolver::assemble(linearSystem<double> *lsys)
{
if(pAssembler) delete pAssembler;
pAssembler = new dofManager<double>(lsys);
// we first do all fixations. the behavior of the dofManager is to
// give priority to fixations : when a dof is fixed, it cannot be
// numbered afterwards
// Dirichlet conditions
for(std::size_t i = 0; i < allDirichlet.size(); i++) {
FilterDofComponent filter(allDirichlet[i]._comp);
FixNodalDofs(*LagSpace, allDirichlet[i].g->begin(),
allDirichlet[i].g->end(), *pAssembler, *allDirichlet[i]._f,
filter);
}
// LagrangeMultipliers
for(std::size_t i = 0; i < LagrangeMultiplierFields.size(); ++i) {
std::size_t j = 0;
for(; j < LagrangeMultiplierSpaces.size(); j++)
if(LagrangeMultiplierSpaces[j]->getId() ==
LagrangeMultiplierFields[i]._tag)
break;
NumberDofs(*(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), *pAssembler);
}
// Elastic Fields
for(std::size_t i = 0; i < elasticFields.size(); ++i) {
if(elasticFields[i]._e != 0.)
NumberDofs(*LagSpace, elasticFields[i].g->begin(),
elasticFields[i].g->end(), *pAssembler);
}
// Voids
for(std::size_t i = 0; i < elasticFields.size(); ++i) {
if(elasticFields[i]._e == 0.)
FixVoidNodalDofs(*LagSpace, elasticFields[i].g->begin(),
elasticFields[i].g->end(), *pAssembler);
}
// Neumann conditions
GaussQuadrature Integ_Boundary(GaussQuadrature::Val);
for(std::size_t i = 0; i < allNeumann.size(); i++) {
LoadTerm<SVector3> Lterm(*LagSpace, allNeumann[i]._f);
Assemble(Lterm, *LagSpace, allNeumann[i].g->begin(), allNeumann[i].g->end(),
Integ_Boundary, *pAssembler);
}
// Assemble cross term, laplace term and rhs term for LM
GaussQuadrature Integ_LagrangeMult(GaussQuadrature::ValVal);
GaussQuadrature Integ_Laplace(GaussQuadrature::GradGrad);
for(std::size_t i = 0; i < LagrangeMultiplierFields.size(); i++) {
std::size_t j = 0;
for(; j < LagrangeMultiplierSpaces.size(); j++)
if(LagrangeMultiplierSpaces[j]->getId() ==
LagrangeMultiplierFields[i]._tag)
break;
printf("Lagrange Mult Lag\n");
LagrangeMultiplierTerm<SVector3> LagTerm(*LagSpace,
*(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i]._d);
Assemble(LagTerm, *LagSpace, *(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_LagrangeMult,
*pAssembler);
printf("Lagrange Mult Lap\n");
LaplaceTerm<double, double> LapTerm(*(LagrangeMultiplierSpaces[j]),
-LagrangeMultiplierFields[i]._tau);
Assemble(LapTerm, *(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_Laplace, *pAssembler);
printf("Lagrange Mult Load\n");
LoadTermOnBorder<double> Lterm(*(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i]._f);
Assemble(Lterm, *(LagrangeMultiplierSpaces[j]),
LagrangeMultiplierFields[i].g->begin(),
LagrangeMultiplierFields[i].g->end(), Integ_Boundary, *pAssembler);
}
// Assemble elastic term for
GaussQuadrature Integ_Bulk(GaussQuadrature::GradGrad);
for(std::size_t i = 0; i < elasticFields.size(); i++) {
printf("Elastic\n");
IsotropicElasticTerm Eterm(*LagSpace, elasticFields[i]._e,
elasticFields[i]._nu);
Assemble(Eterm, *LagSpace, elasticFields[i].g->begin(),
elasticFields[i].g->end(), Integ_Bulk, *pAssembler);
}
printf("nDofs=%d\n", pAssembler->sizeOfR());
printf("nFixed=%d\n", pAssembler->sizeOfF());
}
