static std::ptrdiff_t invoke( const VectorD& d, const VectorE& e,
const real_type anorm, real_type& rcond, minimal_workspace ) {
namespace bindings = ::boost::numeric::bindings;
bindings::detail::array< real_type > tmp_rwork( min_size_rwork(
bindings::size(d) ) );
return invoke( d, e, anorm, rcond, workspace( tmp_rwork ) );
}
static void invoke( integer_t const n, MatrixAP& ap, MatrixAFP& afp,
VectorIPIV& ipiv, MatrixB& b, MatrixX& x, VectorFERR& ferr,
VectorBERR& berr, integer_t& info, minimal_workspace work ) {
traits::detail::array< value_type > tmp_work( min_size_work( n ) );
traits::detail::array< real_type > tmp_rwork( min_size_rwork( n ) );
invoke( n, ap, afp, ipiv, b, x, ferr, berr, info, workspace( tmp_work,
tmp_rwork ) );
}
static std::ptrdiff_t invoke( const char norm, const MatrixA& a,
const real_type anorm, real_type& rcond, minimal_workspace ) {
namespace bindings = ::boost::numeric::bindings;
bindings::detail::array< value_type > tmp_work( min_size_work(
bindings::size_column(a) ) );
bindings::detail::array< real_type > tmp_rwork( min_size_rwork(
bindings::size_column(a) ) );
return invoke( norm, a, anorm, rcond, workspace( tmp_work,
tmp_rwork ) );
}
static void invoke( char const fact, MatrixA& a, MatrixAF& af,
char& equed, VectorS& s, MatrixB& b, MatrixX& x, real_type& rcond,
VectorFERR& ferr, VectorBERR& berr, integer_t& info,
minimal_workspace work ) {
traits::detail::array< value_type > tmp_work( min_size_work(
traits::matrix_num_columns(a) ) );
traits::detail::array< real_type > tmp_rwork( min_size_rwork(
traits::matrix_num_columns(a) ) );
invoke( fact, a, af, equed, s, b, x, rcond, ferr, berr, info,
workspace( tmp_work, tmp_rwork ) );
}
static void invoke( integer_t const itype, char const jobz,
integer_t const n, MatrixA& a, MatrixB& b, VectorW& w,
integer_t& info, minimal_workspace work ) {
traits::detail::array< value_type > tmp_work( min_size_work( jobz,
n ) );
traits::detail::array< real_type > tmp_rwork( min_size_rwork( jobz,
n ) );
traits::detail::array< integer_t > tmp_iwork( min_size_iwork( jobz,
n ) );
invoke( itype, jobz, n, a, b, w, info, workspace( tmp_work, tmp_rwork,
tmp_iwork ) );
}
static std::ptrdiff_t invoke( const Side side, const char eigsrc,
const char initv, const VectorSELECT& select, const MatrixH& h,
VectorW& w, MatrixVL& vl, MatrixVR& vr,
const fortran_int_t mm, fortran_int_t& m,
VectorIFAILL& ifaill, VectorIFAILR& ifailr, minimal_workspace ) {
namespace bindings = ::boost::numeric::bindings;
bindings::detail::array< value_type > tmp_work( min_size_work(
bindings::size_column(h) ) );
bindings::detail::array< real_type > tmp_rwork( min_size_rwork(
bindings::size_column(h) ) );
return invoke( side, eigsrc, initv, select, h, w, vl, vr, mm, m,
ifaill, ifailr, workspace( tmp_work, tmp_rwork ) );
}
static std::ptrdiff_t invoke( const char fact, MatrixAB& ab,
MatrixAFB& afb, char& equed, VectorS& s, MatrixB& b, MatrixX& x,
real_type& rcond, VectorFERR& ferr, VectorBERR& berr,
minimal_workspace ) {
namespace bindings = ::boost::numeric::bindings;
typedef typename result_of::uplo_tag< MatrixAB >::type uplo;
bindings::detail::array< value_type > tmp_work( min_size_work(
bindings::size_column(ab) ) );
bindings::detail::array< real_type > tmp_rwork( min_size_rwork(
bindings::size_column(ab) ) );
return invoke( fact, ab, afb, equed, s, b, x, rcond, ferr, berr,
workspace( tmp_work, tmp_rwork ) );
}
static void invoke( char const jobz, char const range, MatrixA& a,
real_type const vl, real_type const vu, integer_t const il,
integer_t const iu, real_type const abstol, integer_t& m,
VectorW& w, MatrixZ& z, VectorIFAIL& ifail, integer_t& info,
minimal_workspace work ) {
traits::detail::array< value_type > tmp_work( min_size_work(
traits::matrix_num_columns(a) ) );
traits::detail::array< real_type > tmp_rwork( min_size_rwork(
traits::matrix_num_columns(a) ) );
traits::detail::array< integer_t > tmp_iwork( min_size_iwork(
traits::matrix_num_columns(a) ) );
invoke( jobz, range, a, vl, vu, il, iu, abstol, m, w, z, ifail, info,
workspace( tmp_work, tmp_rwork, tmp_iwork ) );
}
static void invoke( integer_t const itype, char const jobz,
integer_t const n, MatrixA& a, MatrixB& b, VectorW& w,
integer_t& info, optimal_workspace work ) {
value_type opt_size_work;
real_type opt_size_rwork;
integer_t opt_size_iwork;
detail::hegvd( itype, jobz, traits::matrix_uplo_tag(a), n,
traits::matrix_storage(a), traits::leading_dimension(a),
traits::matrix_storage(b), traits::leading_dimension(b),
traits::vector_storage(w), &opt_size_work, -1,
&opt_size_rwork, -1, &opt_size_iwork, -1, info );
traits::detail::array< value_type > tmp_work(
traits::detail::to_int( opt_size_work ) );
traits::detail::array< real_type > tmp_rwork(
traits::detail::to_int( opt_size_rwork ) );
traits::detail::array< integer_t > tmp_iwork( opt_size_iwork );
invoke( itype, jobz, n, a, b, w, info, workspace( tmp_work, tmp_rwork,
tmp_iwork ) );
}
static void invoke( char const jobz, char const range, MatrixA& a,
real_type const vl, real_type const vu, integer_t const il,
integer_t const iu, real_type const abstol, integer_t& m,
VectorW& w, MatrixZ& z, VectorIFAIL& ifail, integer_t& info,
optimal_workspace work ) {
value_type opt_size_work;
traits::detail::array< real_type > tmp_rwork( min_size_rwork(
traits::matrix_num_columns(a) ) );
traits::detail::array< integer_t > tmp_iwork( min_size_iwork(
traits::matrix_num_columns(a) ) );
detail::heevx( jobz, range, traits::matrix_uplo_tag(a),
traits::matrix_num_columns(a), traits::matrix_storage(a),
traits::leading_dimension(a), vl, vu, il, iu, abstol, m,
traits::vector_storage(w), traits::matrix_storage(z),
traits::leading_dimension(z), &opt_size_work, -1,
traits::vector_storage(tmp_rwork),
traits::vector_storage(tmp_iwork),
traits::vector_storage(ifail), info );
traits::detail::array< value_type > tmp_work(
traits::detail::to_int( opt_size_work ) );
invoke( jobz, range, a, vl, vu, il, iu, abstol, m, w, z, ifail, info,
workspace( tmp_work, tmp_rwork, tmp_iwork ) );
}