void PrescribedVectorValueDirichletOldStyleBCFactory::add_funcs( const GetPot& input, MultiphysicsSystem& system, const std::string& input_string, const std::vector<std::string>& var_names, libMesh::CompositeFunction<libMesh::Number>& composite_func ) const { for( unsigned int n = 0; n < var_names.size(); n++ ) { std::vector<VariableIndex> dbc_vars(1,system.variable_number(var_names[n])); libMesh::Number value = input(input_string, 0.0, n); libMesh::ConstFunction<libMesh::Number> const_func(value); composite_func.attach_subfunction(const_func, dbc_vars); } }
libMesh::UniquePtr<FunctionType> ParsedFunctionDirichletOldStyleBCFactory<FunctionType>::build_func( const GetPot& input, MultiphysicsSystem& system, std::vector<std::string>& var_names, const std::string& section ) { libmesh_assert_equal_to( var_names.size(), 1 ); std::vector<VariableIndex> dbc_vars(1,system.variable_number(var_names[0])); std::string section_str = section+"/"+DirichletBCFactoryFunctionOldStyleBase<FunctionType>::_value_var_old_style; std::string expression = input(section_str,"DIE!",DirichletBCFactoryFunctionOldStyleBase<FunctionType>::_value_idx_old_style); libMesh::UniquePtr<FunctionType> all_funcs = this->build_composite_func(); typedef typename TypeFrom<FunctionType>::to_composite composite_type; composite_type * composite_func = libMesh::cast_ptr<composite_type *>(all_funcs.get()); composite_func->attach_subfunction (TypeFrom<FunctionType>::to_parsed(system, expression), dbc_vars); return all_funcs; }