16 #ifndef IFPACK2_DETAILS_CHEBYSHEVKERNEL_DECL_HPP
17 #define IFPACK2_DETAILS_CHEBYSHEVKERNEL_DECL_HPP
19 #include "Ifpack2_config.h"
20 #include "Tpetra_CrsMatrix_fwd.hpp"
21 #include "Tpetra_MultiVector_fwd.hpp"
22 #include "Tpetra_Operator_fwd.hpp"
23 #include "Tpetra_Vector_fwd.hpp"
24 #include "Tpetra_Export_fwd.hpp"
25 #include "Tpetra_Import_fwd.hpp"
44 template <
class TpetraOperatorType>
47 using SC =
typename TpetraOperatorType::scalar_type;
48 using LO =
typename TpetraOperatorType::local_ordinal_type;
49 using GO =
typename TpetraOperatorType::global_ordinal_type;
50 using NT =
typename TpetraOperatorType::node_type;
52 using crs_matrix_type = Tpetra::CrsMatrix<SC, LO, GO, NT>;
53 using multivector_type = Tpetra::MultiVector<SC, LO, GO, NT>;
54 using operator_type = Tpetra::Operator<SC, LO, GO, NT>;
55 using vector_type = Tpetra::Vector<SC, LO, GO, NT>;
59 const bool useNativeSpMV =
false);
64 void setAuxiliaryVectors(
size_t numVectors);
67 compute(multivector_type& W,
75 using import_type = Tpetra::Import<LO, GO, NT>;
76 using export_type = Tpetra::Export<LO, GO, NT>;
82 std::unique_ptr<multivector_type> X_colMap_;
83 std::unique_ptr<multivector_type> V1_;
93 importVector(multivector_type& X_domMap);
95 bool canFuse(
const multivector_type& B)
const;
98 unfusedCase(multivector_type& W,
102 const operator_type& A,
107 fusedCase(multivector_type& W,
109 multivector_type& D_inv,
111 const crs_matrix_type& A,
119 #endif // IFPACK2_DETAILS_CHEBYSHEVKERNEL_DECL_HPP
Compute scaled damped residual for Chebyshev.
Definition: Ifpack2_Details_ChebyshevKernel_decl.hpp:45