Mercurial > octave
diff liboctave/numeric/chol.cc @ 31607:aac27ad79be6 stable
maint: Re-indent code after switch to using namespace macros.
* build-env.h, build-env.in.cc, Cell.h, __betainc__.cc, __eigs__.cc,
__ftp__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __magick_read__.cc,
__pchip_deriv__.cc, amd.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.h, call-stack.cc,
call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, dasrt.cc, data.cc,
debug.cc, defaults.cc, defaults.h, det.cc, display.cc, display.h, dlmread.cc,
dynamic-ld.cc, dynamic-ld.h, ellipj.cc, environment.cc, environment.h,
error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h,
event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc,
file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h,
gcd.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h,
graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, gsvd.cc, gtk-manager.cc,
gtk-manager.h, help.cc, help.h, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-hdf5.cc, ls-mat4.cc, ls-mat5.cc, lsode.cc, lu.cc, mappers.cc,
matrix_type.cc, max.cc, mex.cc, mexproto.h, mxarray.h, mxtypes.in.h,
oct-errno.in.cc, oct-hdf5-types.cc, oct-hist.cc, oct-hist.h, oct-map.cc,
oct-map.h, oct-opengl.h, oct-prcstrm.h, oct-process.cc, oct-process.h,
oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h,
octave-default-image.h, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc,
pow2.cc, pr-output.cc, psi.cc, qr.cc, quadcc.cc, rand.cc, regexp.cc,
settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xpow.cc,
sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfns.cc, svd.cc,
syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h,
symtab.cc, symtab.h, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h,
text-renderer.cc, text-renderer.h, time.cc, toplev.cc, typecast.cc,
url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h,
variables.cc, variables.h, xdiv.cc, __delaunayn__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audioread.cc, convhulln.cc,
gzip.cc, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc,
ov-base-mat.h, ov-base-scalar.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-bool-mat.h, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.h, ov-cell.cc,
ov-ch-mat.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h,
ov-complex.cc, ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc,
ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-float.cc,
ov-flt-complex.cc, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-diag.cc,
ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-intx.h, ov-java.cc, ov-lazy-idx.cc,
ov-legacy-range.cc, ov-magic-int.cc, ov-mex-fcn.cc, ov-mex-fcn.h,
ov-null-mat.cc, ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc,
ov-re-mat.h, ov-re-sparse.cc, ov-scalar.cc, ov-str-mat.cc, ov-struct.cc,
ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, ovl.h,
octave.cc, octave.h, op-b-sbm.cc, op-bm-sbm.cc, op-cs-scm.cc, op-fm-fcm.cc,
op-fs-fcm.cc, op-s-scm.cc, op-scm-cs.cc, op-scm-s.cc, op-sm-cs.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, oct-lvalue.cc, oct-lvalue.h,
parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h,
pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h,
pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc,
pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc,
pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h,
pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h,
pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h,
pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h,
pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h,
pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h,
pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h,
pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h,
idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h,
aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h,
gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc,
lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h,
oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc,
oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h,
randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h,
sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc,
sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h,
file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h,
lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h,
oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc,
oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h,
action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h,
cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h,
lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h,
lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc,
oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc,
oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc,
oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc,
pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc,
url-transfer.h:
Re-indent code after switch to using namespace macros.
| author | Rik <rik@octave.org> |
|---|---|
| date | Thu, 01 Dec 2022 18:02:15 -0800 |
| parents | e88a07dec498 |
| children | 597f3ee61a48 |
line wrap: on
line diff
--- a/liboctave/numeric/chol.cc Thu Dec 01 14:23:45 2022 -0800 +++ b/liboctave/numeric/chol.cc Thu Dec 01 18:02:15 2022 -0800 @@ -49,1111 +49,1111 @@ OCTAVE_BEGIN_NAMESPACE(octave) - static Matrix - chol2inv_internal (const Matrix& r, bool is_upper = true) - { - Matrix retval; +static Matrix +chol2inv_internal (const Matrix& r, bool is_upper = true) +{ + Matrix retval; - octave_idx_type r_nr = r.rows (); - octave_idx_type r_nc = r.cols (); + octave_idx_type r_nr = r.rows (); + octave_idx_type r_nc = r.cols (); - if (r_nr != r_nc) - (*current_liboctave_error_handler) ("chol2inv requires square matrix"); + if (r_nr != r_nc) + (*current_liboctave_error_handler) ("chol2inv requires square matrix"); - F77_INT n = to_f77_int (r_nc); - F77_INT info; + F77_INT n = to_f77_int (r_nc); + F77_INT info; - Matrix tmp = r; - double *v = tmp.fortran_vec (); + Matrix tmp = r; + double *v = tmp.fortran_vec (); - if (is_upper) - F77_XFCN (dpotri, DPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, - v, n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (dpotri, DPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, - v, n, info - F77_CHAR_ARG_LEN (1))); + if (is_upper) + F77_XFCN (dpotri, DPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, + v, n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (dpotri, DPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, + v, n, info + F77_CHAR_ARG_LEN (1))); - // FIXME: Should we check info exit value and possibly report an error? + // FIXME: Should we check info exit value and possibly report an error? - // If someone thinks of a more graceful way of doing this - // (or faster for that matter :-)), please let me know! + // If someone thinks of a more graceful way of doing this + // (or faster for that matter :-)), please let me know! - if (n > 1) - { - if (is_upper) - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (i, j) = tmp.xelem (j, i); - else - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (j, i) = tmp.xelem (i, j); - } + if (n > 1) + { + if (is_upper) + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (i, j) = tmp.xelem (j, i); + else + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (j, i) = tmp.xelem (i, j); + } - retval = tmp; + retval = tmp; - return retval; - } + return retval; +} - static FloatMatrix - chol2inv_internal (const FloatMatrix& r, bool is_upper = true) - { - FloatMatrix retval; +static FloatMatrix +chol2inv_internal (const FloatMatrix& r, bool is_upper = true) +{ + FloatMatrix retval; - octave_idx_type r_nr = r.rows (); - octave_idx_type r_nc = r.cols (); + octave_idx_type r_nr = r.rows (); + octave_idx_type r_nc = r.cols (); - if (r_nr != r_nc) - (*current_liboctave_error_handler) ("chol2inv requires square matrix"); + if (r_nr != r_nc) + (*current_liboctave_error_handler) ("chol2inv requires square matrix"); - F77_INT n = to_f77_int (r_nc); - F77_INT info; + F77_INT n = to_f77_int (r_nc); + F77_INT info; - FloatMatrix tmp = r; - float *v = tmp.fortran_vec (); + FloatMatrix tmp = r; + float *v = tmp.fortran_vec (); - if (is_upper) - F77_XFCN (spotri, SPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, - v, n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (spotri, SPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, - v, n, info - F77_CHAR_ARG_LEN (1))); + if (is_upper) + F77_XFCN (spotri, SPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, + v, n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (spotri, SPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, + v, n, info + F77_CHAR_ARG_LEN (1))); - // FIXME: Should we check info exit value and possibly report an error? + // FIXME: Should we check info exit value and possibly report an error? - // If someone thinks of a more graceful way of doing this (or - // faster for that matter :-)), please let me know! + // If someone thinks of a more graceful way of doing this (or + // faster for that matter :-)), please let me know! - if (n > 1) - { - if (is_upper) - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (i, j) = tmp.xelem (j, i); - else - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (j, i) = tmp.xelem (i, j); - } + if (n > 1) + { + if (is_upper) + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (i, j) = tmp.xelem (j, i); + else + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (j, i) = tmp.xelem (i, j); + } - retval = tmp; + retval = tmp; - return retval; - } + return retval; +} - static ComplexMatrix - chol2inv_internal (const ComplexMatrix& r, bool is_upper = true) - { - ComplexMatrix retval; +static ComplexMatrix +chol2inv_internal (const ComplexMatrix& r, bool is_upper = true) +{ + ComplexMatrix retval; - octave_idx_type r_nr = r.rows (); - octave_idx_type r_nc = r.cols (); + octave_idx_type r_nr = r.rows (); + octave_idx_type r_nc = r.cols (); - if (r_nr != r_nc) - (*current_liboctave_error_handler) ("chol2inv requires square matrix"); + if (r_nr != r_nc) + (*current_liboctave_error_handler) ("chol2inv requires square matrix"); - F77_INT n = to_f77_int (r_nc); - F77_INT info; + F77_INT n = to_f77_int (r_nc); + F77_INT info; - ComplexMatrix tmp = r; + ComplexMatrix tmp = r; - if (is_upper) - F77_XFCN (zpotri, ZPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, - F77_DBLE_CMPLX_ARG (tmp.fortran_vec ()), n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (zpotri, ZPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, - F77_DBLE_CMPLX_ARG (tmp.fortran_vec ()), n, info - F77_CHAR_ARG_LEN (1))); + if (is_upper) + F77_XFCN (zpotri, ZPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, + F77_DBLE_CMPLX_ARG (tmp.fortran_vec ()), n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (zpotri, ZPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, + F77_DBLE_CMPLX_ARG (tmp.fortran_vec ()), n, info + F77_CHAR_ARG_LEN (1))); - // If someone thinks of a more graceful way of doing this (or - // faster for that matter :-)), please let me know! + // If someone thinks of a more graceful way of doing this (or + // faster for that matter :-)), please let me know! - if (n > 1) - { - if (is_upper) - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (i, j) = std::conj (tmp.xelem (j, i)); - else - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (j, i) = std::conj (tmp.xelem (i, j)); - } + if (n > 1) + { + if (is_upper) + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (i, j) = std::conj (tmp.xelem (j, i)); + else + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (j, i) = std::conj (tmp.xelem (i, j)); + } - retval = tmp; + retval = tmp; - return retval; - } + return retval; +} - static FloatComplexMatrix - chol2inv_internal (const FloatComplexMatrix& r, bool is_upper = true) - { - FloatComplexMatrix retval; +static FloatComplexMatrix +chol2inv_internal (const FloatComplexMatrix& r, bool is_upper = true) +{ + FloatComplexMatrix retval; - octave_idx_type r_nr = r.rows (); - octave_idx_type r_nc = r.cols (); + octave_idx_type r_nr = r.rows (); + octave_idx_type r_nc = r.cols (); - if (r_nr != r_nc) - (*current_liboctave_error_handler) ("chol2inv requires square matrix"); + if (r_nr != r_nc) + (*current_liboctave_error_handler) ("chol2inv requires square matrix"); - F77_INT n = to_f77_int (r_nc); - F77_INT info; + F77_INT n = to_f77_int (r_nc); + F77_INT info; - FloatComplexMatrix tmp = r; + FloatComplexMatrix tmp = r; - if (is_upper) - F77_XFCN (cpotri, CPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, - F77_CMPLX_ARG (tmp.fortran_vec ()), n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (cpotri, CPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, - F77_CMPLX_ARG (tmp.fortran_vec ()), n, info - F77_CHAR_ARG_LEN (1))); + if (is_upper) + F77_XFCN (cpotri, CPOTRI, (F77_CONST_CHAR_ARG2 ("U", 1), n, + F77_CMPLX_ARG (tmp.fortran_vec ()), n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (cpotri, CPOTRI, (F77_CONST_CHAR_ARG2 ("L", 1), n, + F77_CMPLX_ARG (tmp.fortran_vec ()), n, info + F77_CHAR_ARG_LEN (1))); - // If someone thinks of a more graceful way of doing this (or - // faster for that matter :-)), please let me know! + // If someone thinks of a more graceful way of doing this (or + // faster for that matter :-)), please let me know! - if (n > 1) - { - if (is_upper) - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (i, j) = std::conj (tmp.xelem (j, i)); - else - for (octave_idx_type j = 0; j < r_nc; j++) - for (octave_idx_type i = j+1; i < r_nr; i++) - tmp.xelem (j, i) = std::conj (tmp.xelem (i, j)); - } + if (n > 1) + { + if (is_upper) + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (i, j) = std::conj (tmp.xelem (j, i)); + else + for (octave_idx_type j = 0; j < r_nc; j++) + for (octave_idx_type i = j+1; i < r_nr; i++) + tmp.xelem (j, i) = std::conj (tmp.xelem (i, j)); + } - retval = tmp; + retval = tmp; - return retval; - } + return retval; +} OCTAVE_BEGIN_NAMESPACE(math) - template <typename T> - T - chol2inv (const T& r) - { - return chol2inv_internal (r); - } +template <typename T> +T +chol2inv (const T& r) +{ + return chol2inv_internal (r); +} - // Compute the inverse of a matrix using the Cholesky factorization. - template <typename T> - T - chol<T>::inverse (void) const - { - return chol2inv_internal (m_chol_mat, m_is_upper); - } +// Compute the inverse of a matrix using the Cholesky factorization. +template <typename T> +T +chol<T>::inverse (void) const +{ + return chol2inv_internal (m_chol_mat, m_is_upper); +} - template <typename T> - void - chol<T>::set (const T& R) - { - if (! R.issquare ()) - (*current_liboctave_error_handler) ("chol: requires square matrix"); +template <typename T> +void +chol<T>::set (const T& R) +{ + if (! R.issquare ()) + (*current_liboctave_error_handler) ("chol: requires square matrix"); - m_chol_mat = R; - } + m_chol_mat = R; +} #if ! defined (HAVE_QRUPDATE) - template <typename T> - void - chol<T>::update (const VT& u) - { - warn_qrupdate_once (); +template <typename T> +void +chol<T>::update (const VT& u) +{ + warn_qrupdate_once (); - octave_idx_type n = m_chol_mat.rows (); + octave_idx_type n = m_chol_mat.rows (); + + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + + init (m_chol_mat.hermitian () * m_chol_mat + T (u) * T (u).hermitian (), + true, false); +} - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); +template <typename T> +bool +singular (const T& a) +{ + static typename T::element_type zero (0); + for (octave_idx_type i = 0; i < a.rows (); i++) + if (a(i, i) == zero) return true; + return false; +} - init (m_chol_mat.hermitian () * m_chol_mat + T (u) * T (u).hermitian (), - true, false); - } +template <typename T> +octave_idx_type +chol<T>::downdate (const VT& u) +{ + warn_qrupdate_once (); + + octave_idx_type info = -1; - template <typename T> - bool - singular (const T& a) + octave_idx_type n = m_chol_mat.rows (); + + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + + if (singular (m_chol_mat)) + info = 2; + else { - static typename T::element_type zero (0); - for (octave_idx_type i = 0; i < a.rows (); i++) - if (a(i, i) == zero) return true; - return false; - } - - template <typename T> - octave_idx_type - chol<T>::downdate (const VT& u) - { - warn_qrupdate_once (); - - octave_idx_type info = -1; - - octave_idx_type n = m_chol_mat.rows (); - - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - - if (singular (m_chol_mat)) - info = 2; - else - { - info = init (m_chol_mat.hermitian () * m_chol_mat - - T (u) * T (u).hermitian (), true, false); - if (info) info = 1; - } - - return info; + info = init (m_chol_mat.hermitian () * m_chol_mat + - T (u) * T (u).hermitian (), true, false); + if (info) info = 1; } - template <typename T> - octave_idx_type - chol<T>::insert_sym (const VT& u, octave_idx_type j) - { - static typename T::element_type zero (0); + return info; +} - warn_qrupdate_once (); +template <typename T> +octave_idx_type +chol<T>::insert_sym (const VT& u, octave_idx_type j) +{ + static typename T::element_type zero (0); - octave_idx_type info = -1; + warn_qrupdate_once (); - octave_idx_type n = m_chol_mat.rows (); + octave_idx_type info = -1; - if (u.numel () != n + 1) - (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); - if (j < 0 || j > n) - (*current_liboctave_error_handler) ("cholinsert: index out of range"); + octave_idx_type n = m_chol_mat.rows (); + + if (u.numel () != n + 1) + (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); + if (j < 0 || j > n) + (*current_liboctave_error_handler) ("cholinsert: index out of range"); - if (singular (m_chol_mat)) - info = 2; - else if (std::imag (u(j)) != zero) - info = 3; - else - { - T a = m_chol_mat.hermitian () * m_chol_mat; - T a1 (n+1, n+1); - for (octave_idx_type k = 0; k < n+1; k++) - for (octave_idx_type l = 0; l < n+1; l++) - { - if (l == j) - a1(k, l) = u(k); - else if (k == j) - a1(k, l) = math::conj (u(l)); - else - a1(k, l) = a(k < j ? k : k-1, l < j ? l : l-1); - } - info = init (a1, true, false); - if (info) info = 1; - } - - return info; + if (singular (m_chol_mat)) + info = 2; + else if (std::imag (u(j)) != zero) + info = 3; + else + { + T a = m_chol_mat.hermitian () * m_chol_mat; + T a1 (n+1, n+1); + for (octave_idx_type k = 0; k < n+1; k++) + for (octave_idx_type l = 0; l < n+1; l++) + { + if (l == j) + a1(k, l) = u(k); + else if (k == j) + a1(k, l) = math::conj (u(l)); + else + a1(k, l) = a(k < j ? k : k-1, l < j ? l : l-1); + } + info = init (a1, true, false); + if (info) info = 1; } - template <typename T> - void - chol<T>::delete_sym (octave_idx_type j) - { - warn_qrupdate_once (); + return info; +} + +template <typename T> +void +chol<T>::delete_sym (octave_idx_type j) +{ + warn_qrupdate_once (); - octave_idx_type n = m_chol_mat.rows (); + octave_idx_type n = m_chol_mat.rows (); + + if (j < 0 || j > n-1) + (*current_liboctave_error_handler) ("choldelete: index out of range"); + + T a = m_chol_mat.hermitian () * m_chol_mat; + a.delete_elements (1, idx_vector (j)); + a.delete_elements (0, idx_vector (j)); + init (a, true, false); +} - if (j < 0 || j > n-1) - (*current_liboctave_error_handler) ("choldelete: index out of range"); +template <typename T> +void +chol<T>::shift_sym (octave_idx_type i, octave_idx_type j) +{ + warn_qrupdate_once (); + + octave_idx_type n = m_chol_mat.rows (); + + if (i < 0 || i > n-1 || j < 0 || j > n-1) + (*current_liboctave_error_handler) ("cholshift: index out of range"); - T a = m_chol_mat.hermitian () * m_chol_mat; - a.delete_elements (1, idx_vector (j)); - a.delete_elements (0, idx_vector (j)); - init (a, true, false); + T a = m_chol_mat.hermitian () * m_chol_mat; + Array<octave_idx_type> p (dim_vector (n, 1)); + for (octave_idx_type k = 0; k < n; k++) p(k) = k; + if (i < j) + { + for (octave_idx_type k = i; k < j; k++) p(k) = k+1; + p(j) = i; + } + else if (j < i) + { + p(j) = i; + for (octave_idx_type k = j+1; k < i+1; k++) p(k) = k-1; } - template <typename T> - void - chol<T>::shift_sym (octave_idx_type i, octave_idx_type j) - { - warn_qrupdate_once (); - - octave_idx_type n = m_chol_mat.rows (); - - if (i < 0 || i > n-1 || j < 0 || j > n-1) - (*current_liboctave_error_handler) ("cholshift: index out of range"); - - T a = m_chol_mat.hermitian () * m_chol_mat; - Array<octave_idx_type> p (dim_vector (n, 1)); - for (octave_idx_type k = 0; k < n; k++) p(k) = k; - if (i < j) - { - for (octave_idx_type k = i; k < j; k++) p(k) = k+1; - p(j) = i; - } - else if (j < i) - { - p(j) = i; - for (octave_idx_type k = j+1; k < i+1; k++) p(k) = k-1; - } - - init (a.index (idx_vector (p), idx_vector (p)), true, false); - } + init (a.index (idx_vector (p), idx_vector (p)), true, false); +} #endif - // Specializations. +// Specializations. - template <> - OCTAVE_API octave_idx_type - chol<Matrix>::init (const Matrix& a, bool upper, bool calc_cond) - { - octave_idx_type a_nr = a.rows (); - octave_idx_type a_nc = a.cols (); +template <> +OCTAVE_API octave_idx_type +chol<Matrix>::init (const Matrix& a, bool upper, bool calc_cond) +{ + octave_idx_type a_nr = a.rows (); + octave_idx_type a_nc = a.cols (); + + if (a_nr != a_nc) + (*current_liboctave_error_handler) ("chol: requires square matrix"); + + F77_INT n = to_f77_int (a_nc); + F77_INT info; + + m_is_upper = upper; - if (a_nr != a_nc) - (*current_liboctave_error_handler) ("chol: requires square matrix"); + m_chol_mat.clear (n, n); + if (m_is_upper) + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i <= j; i++) + m_chol_mat.xelem (i, j) = a(i, j); + for (octave_idx_type i = j+1; i < n; i++) + m_chol_mat.xelem (i, j) = 0.0; + } + else + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i < j; i++) + m_chol_mat.xelem (i, j) = 0.0; + for (octave_idx_type i = j; i < n; i++) + m_chol_mat.xelem (i, j) = a(i, j); + } + double *h = m_chol_mat.fortran_vec (); - F77_INT n = to_f77_int (a_nc); - F77_INT info; + // Calculate the norm of the matrix, for later use. + double anorm = 0; + if (calc_cond) + anorm = octave::xnorm (a, 1); + + if (m_is_upper) + F77_XFCN (dpotrf, DPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (dpotrf, DPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, n, info + F77_CHAR_ARG_LEN (1))); - m_is_upper = upper; + m_rcond = 0.0; + if (info > 0) + m_chol_mat.resize (info - 1, info - 1); + else if (calc_cond) + { + F77_INT dpocon_info = 0; - m_chol_mat.clear (n, n); + // Now calculate the condition number for non-singular matrix. + Array<double> z (dim_vector (3*n, 1)); + double *pz = z.fortran_vec (); + OCTAVE_LOCAL_BUFFER (F77_INT, iz, n); if (m_is_upper) - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i <= j; i++) - m_chol_mat.xelem (i, j) = a(i, j); - for (octave_idx_type i = j+1; i < n; i++) - m_chol_mat.xelem (i, j) = 0.0; - } - else - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i < j; i++) - m_chol_mat.xelem (i, j) = 0.0; - for (octave_idx_type i = j; i < n; i++) - m_chol_mat.xelem (i, j) = a(i, j); - } - double *h = m_chol_mat.fortran_vec (); - - // Calculate the norm of the matrix, for later use. - double anorm = 0; - if (calc_cond) - anorm = octave::xnorm (a, 1); - - if (m_is_upper) - F77_XFCN (dpotrf, DPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, n, info + F77_XFCN (dpocon, DPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, + n, anorm, m_rcond, pz, iz, dpocon_info F77_CHAR_ARG_LEN (1))); else - F77_XFCN (dpotrf, DPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, n, info + F77_XFCN (dpocon, DPOCON, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, + n, anorm, m_rcond, pz, iz, dpocon_info F77_CHAR_ARG_LEN (1))); - m_rcond = 0.0; - if (info > 0) - m_chol_mat.resize (info - 1, info - 1); - else if (calc_cond) - { - F77_INT dpocon_info = 0; + if (dpocon_info != 0) + info = -1; + } - // Now calculate the condition number for non-singular matrix. - Array<double> z (dim_vector (3*n, 1)); - double *pz = z.fortran_vec (); - OCTAVE_LOCAL_BUFFER (F77_INT, iz, n); - if (m_is_upper) - F77_XFCN (dpocon, DPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, - n, anorm, m_rcond, pz, iz, dpocon_info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (dpocon, DPOCON, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, - n, anorm, m_rcond, pz, iz, dpocon_info - F77_CHAR_ARG_LEN (1))); - - if (dpocon_info != 0) - info = -1; - } - - return info; - } + return info; +} #if defined (HAVE_QRUPDATE) - template <> - OCTAVE_API void - chol<Matrix>::update (const ColumnVector& u) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); +template <> +OCTAVE_API void +chol<Matrix>::update (const ColumnVector& u) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - ColumnVector utmp = u; + ColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, w, n); + OCTAVE_LOCAL_BUFFER (double, w, n); - F77_XFCN (dch1up, DCH1UP, (n, m_chol_mat.fortran_vec (), n, - utmp.fortran_vec (), w)); - } + F77_XFCN (dch1up, DCH1UP, (n, m_chol_mat.fortran_vec (), n, + utmp.fortran_vec (), w)); +} - template <> - OCTAVE_API octave_idx_type - chol<Matrix>::downdate (const ColumnVector& u) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<Matrix>::downdate (const ColumnVector& u) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - ColumnVector utmp = u; + ColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, w, n); + OCTAVE_LOCAL_BUFFER (double, w, n); - F77_XFCN (dch1dn, DCH1DN, (n, m_chol_mat.fortran_vec (), n, - utmp.fortran_vec (), w, info)); + F77_XFCN (dch1dn, DCH1DN, (n, m_chol_mat.fortran_vec (), n, + utmp.fortran_vec (), w, info)); - return info; - } + return info; +} - template <> - OCTAVE_API octave_idx_type - chol<Matrix>::insert_sym (const ColumnVector& u, octave_idx_type j_arg) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<Matrix>::insert_sym (const ColumnVector& u, octave_idx_type j_arg) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (u.numel () != n + 1) - (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); - if (j < 0 || j > n) - (*current_liboctave_error_handler) ("cholinsert: index out of range"); + if (u.numel () != n + 1) + (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); + if (j < 0 || j > n) + (*current_liboctave_error_handler) ("cholinsert: index out of range"); - ColumnVector utmp = u; + ColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, w, n); + OCTAVE_LOCAL_BUFFER (double, w, n); - m_chol_mat.resize (n+1, n+1); - F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); + m_chol_mat.resize (n+1, n+1); + F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); - F77_XFCN (dchinx, DCHINX, (n, m_chol_mat.fortran_vec (), ldcm, - j + 1, utmp.fortran_vec (), w, info)); + F77_XFCN (dchinx, DCHINX, (n, m_chol_mat.fortran_vec (), ldcm, + j + 1, utmp.fortran_vec (), w, info)); - return info; - } + return info; +} - template <> - OCTAVE_API void - chol<Matrix>::delete_sym (octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<Matrix>::delete_sym (octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (j < 0 || j > n-1) - (*current_liboctave_error_handler) ("choldelete: index out of range"); + if (j < 0 || j > n-1) + (*current_liboctave_error_handler) ("choldelete: index out of range"); - OCTAVE_LOCAL_BUFFER (double, w, n); + OCTAVE_LOCAL_BUFFER (double, w, n); - F77_XFCN (dchdex, DCHDEX, (n, m_chol_mat.fortran_vec (), n, j + 1, w)); + F77_XFCN (dchdex, DCHDEX, (n, m_chol_mat.fortran_vec (), n, j + 1, w)); - m_chol_mat.resize (n-1, n-1); - } + m_chol_mat.resize (n-1, n-1); +} - template <> - OCTAVE_API void - chol<Matrix>::shift_sym (octave_idx_type i_arg, octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT i = to_f77_int (i_arg); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<Matrix>::shift_sym (octave_idx_type i_arg, octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT i = to_f77_int (i_arg); + F77_INT j = to_f77_int (j_arg); - if (i < 0 || i > n-1 || j < 0 || j > n-1) - (*current_liboctave_error_handler) ("cholshift: index out of range"); + if (i < 0 || i > n-1 || j < 0 || j > n-1) + (*current_liboctave_error_handler) ("cholshift: index out of range"); - OCTAVE_LOCAL_BUFFER (double, w, 2*n); + OCTAVE_LOCAL_BUFFER (double, w, 2*n); - F77_XFCN (dchshx, DCHSHX, (n, m_chol_mat.fortran_vec (), n, - i + 1, j + 1, w)); - } + F77_XFCN (dchshx, DCHSHX, (n, m_chol_mat.fortran_vec (), n, + i + 1, j + 1, w)); +} #endif - template <> - OCTAVE_API octave_idx_type - chol<FloatMatrix>::init (const FloatMatrix& a, bool upper, bool calc_cond) - { - octave_idx_type a_nr = a.rows (); - octave_idx_type a_nc = a.cols (); +template <> +OCTAVE_API octave_idx_type +chol<FloatMatrix>::init (const FloatMatrix& a, bool upper, bool calc_cond) +{ + octave_idx_type a_nr = a.rows (); + octave_idx_type a_nc = a.cols (); + + if (a_nr != a_nc) + (*current_liboctave_error_handler) ("chol: requires square matrix"); + + F77_INT n = to_f77_int (a_nc); + F77_INT info; + + m_is_upper = upper; - if (a_nr != a_nc) - (*current_liboctave_error_handler) ("chol: requires square matrix"); + m_chol_mat.clear (n, n); + if (m_is_upper) + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i <= j; i++) + m_chol_mat.xelem (i, j) = a(i, j); + for (octave_idx_type i = j+1; i < n; i++) + m_chol_mat.xelem (i, j) = 0.0f; + } + else + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i < j; i++) + m_chol_mat.xelem (i, j) = 0.0f; + for (octave_idx_type i = j; i < n; i++) + m_chol_mat.xelem (i, j) = a(i, j); + } + float *h = m_chol_mat.fortran_vec (); - F77_INT n = to_f77_int (a_nc); - F77_INT info; + // Calculate the norm of the matrix, for later use. + float anorm = 0; + if (calc_cond) + anorm = octave::xnorm (a, 1); + + if (m_is_upper) + F77_XFCN (spotrf, SPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (spotrf, SPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, n, info + F77_CHAR_ARG_LEN (1))); - m_is_upper = upper; + m_rcond = 0.0; + if (info > 0) + m_chol_mat.resize (info - 1, info - 1); + else if (calc_cond) + { + F77_INT spocon_info = 0; - m_chol_mat.clear (n, n); + // Now calculate the condition number for non-singular matrix. + Array<float> z (dim_vector (3*n, 1)); + float *pz = z.fortran_vec (); + OCTAVE_LOCAL_BUFFER (F77_INT, iz, n); if (m_is_upper) - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i <= j; i++) - m_chol_mat.xelem (i, j) = a(i, j); - for (octave_idx_type i = j+1; i < n; i++) - m_chol_mat.xelem (i, j) = 0.0f; - } - else - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i < j; i++) - m_chol_mat.xelem (i, j) = 0.0f; - for (octave_idx_type i = j; i < n; i++) - m_chol_mat.xelem (i, j) = a(i, j); - } - float *h = m_chol_mat.fortran_vec (); - - // Calculate the norm of the matrix, for later use. - float anorm = 0; - if (calc_cond) - anorm = octave::xnorm (a, 1); - - if (m_is_upper) - F77_XFCN (spotrf, SPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, n, info + F77_XFCN (spocon, SPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, + n, anorm, m_rcond, pz, iz, spocon_info F77_CHAR_ARG_LEN (1))); else - F77_XFCN (spotrf, SPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, n, info + F77_XFCN (spocon, SPOCON, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, + n, anorm, m_rcond, pz, iz, spocon_info F77_CHAR_ARG_LEN (1))); - m_rcond = 0.0; - if (info > 0) - m_chol_mat.resize (info - 1, info - 1); - else if (calc_cond) - { - F77_INT spocon_info = 0; + if (spocon_info != 0) + info = -1; + } - // Now calculate the condition number for non-singular matrix. - Array<float> z (dim_vector (3*n, 1)); - float *pz = z.fortran_vec (); - OCTAVE_LOCAL_BUFFER (F77_INT, iz, n); - if (m_is_upper) - F77_XFCN (spocon, SPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, h, - n, anorm, m_rcond, pz, iz, spocon_info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (spocon, SPOCON, (F77_CONST_CHAR_ARG2 ("L", 1), n, h, - n, anorm, m_rcond, pz, iz, spocon_info - F77_CHAR_ARG_LEN (1))); - - if (spocon_info != 0) - info = -1; - } - - return info; - } + return info; +} #if defined (HAVE_QRUPDATE) - template <> - OCTAVE_API void - chol<FloatMatrix>::update (const FloatColumnVector& u) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); +template <> +OCTAVE_API void +chol<FloatMatrix>::update (const FloatColumnVector& u) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - FloatColumnVector utmp = u; + FloatColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, w, n); + OCTAVE_LOCAL_BUFFER (float, w, n); - F77_XFCN (sch1up, SCH1UP, (n, m_chol_mat.fortran_vec (), n, - utmp.fortran_vec (), w)); - } + F77_XFCN (sch1up, SCH1UP, (n, m_chol_mat.fortran_vec (), n, + utmp.fortran_vec (), w)); +} - template <> - OCTAVE_API octave_idx_type - chol<FloatMatrix>::downdate (const FloatColumnVector& u) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<FloatMatrix>::downdate (const FloatColumnVector& u) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - FloatColumnVector utmp = u; + FloatColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, w, n); + OCTAVE_LOCAL_BUFFER (float, w, n); - F77_XFCN (sch1dn, SCH1DN, (n, m_chol_mat.fortran_vec (), n, - utmp.fortran_vec (), w, info)); + F77_XFCN (sch1dn, SCH1DN, (n, m_chol_mat.fortran_vec (), n, + utmp.fortran_vec (), w, info)); - return info; - } + return info; +} - template <> - OCTAVE_API octave_idx_type - chol<FloatMatrix>::insert_sym (const FloatColumnVector& u, - octave_idx_type j_arg) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<FloatMatrix>::insert_sym (const FloatColumnVector& u, + octave_idx_type j_arg) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (u.numel () != n + 1) - (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); - if (j < 0 || j > n) - (*current_liboctave_error_handler) ("cholinsert: index out of range"); + if (u.numel () != n + 1) + (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); + if (j < 0 || j > n) + (*current_liboctave_error_handler) ("cholinsert: index out of range"); - FloatColumnVector utmp = u; + FloatColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, w, n); + OCTAVE_LOCAL_BUFFER (float, w, n); - m_chol_mat.resize (n+1, n+1); - F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); + m_chol_mat.resize (n+1, n+1); + F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); - F77_XFCN (schinx, SCHINX, (n, m_chol_mat.fortran_vec (), ldcm, - j + 1, utmp.fortran_vec (), w, info)); + F77_XFCN (schinx, SCHINX, (n, m_chol_mat.fortran_vec (), ldcm, + j + 1, utmp.fortran_vec (), w, info)); - return info; - } + return info; +} - template <> - OCTAVE_API void - chol<FloatMatrix>::delete_sym (octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<FloatMatrix>::delete_sym (octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (j < 0 || j > n-1) - (*current_liboctave_error_handler) ("choldelete: index out of range"); + if (j < 0 || j > n-1) + (*current_liboctave_error_handler) ("choldelete: index out of range"); - OCTAVE_LOCAL_BUFFER (float, w, n); + OCTAVE_LOCAL_BUFFER (float, w, n); - F77_XFCN (schdex, SCHDEX, (n, m_chol_mat.fortran_vec (), n, - j + 1, w)); + F77_XFCN (schdex, SCHDEX, (n, m_chol_mat.fortran_vec (), n, + j + 1, w)); - m_chol_mat.resize (n-1, n-1); - } + m_chol_mat.resize (n-1, n-1); +} - template <> - OCTAVE_API void - chol<FloatMatrix>::shift_sym (octave_idx_type i_arg, octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT i = to_f77_int (i_arg); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<FloatMatrix>::shift_sym (octave_idx_type i_arg, octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT i = to_f77_int (i_arg); + F77_INT j = to_f77_int (j_arg); - if (i < 0 || i > n-1 || j < 0 || j > n-1) - (*current_liboctave_error_handler) ("cholshift: index out of range"); + if (i < 0 || i > n-1 || j < 0 || j > n-1) + (*current_liboctave_error_handler) ("cholshift: index out of range"); - OCTAVE_LOCAL_BUFFER (float, w, 2*n); + OCTAVE_LOCAL_BUFFER (float, w, 2*n); - F77_XFCN (schshx, SCHSHX, (n, m_chol_mat.fortran_vec (), n, - i + 1, j + 1, w)); - } + F77_XFCN (schshx, SCHSHX, (n, m_chol_mat.fortran_vec (), n, + i + 1, j + 1, w)); +} #endif - template <> - OCTAVE_API octave_idx_type - chol<ComplexMatrix>::init (const ComplexMatrix& a, bool upper, bool calc_cond) - { - octave_idx_type a_nr = a.rows (); - octave_idx_type a_nc = a.cols (); +template <> +OCTAVE_API octave_idx_type +chol<ComplexMatrix>::init (const ComplexMatrix& a, bool upper, bool calc_cond) +{ + octave_idx_type a_nr = a.rows (); + octave_idx_type a_nc = a.cols (); - if (a_nr != a_nc) - (*current_liboctave_error_handler) ("chol: requires square matrix"); + if (a_nr != a_nc) + (*current_liboctave_error_handler) ("chol: requires square matrix"); - F77_INT n = to_f77_int (a_nc); - F77_INT info; + F77_INT n = to_f77_int (a_nc); + F77_INT info; - m_is_upper = upper; + m_is_upper = upper; - m_chol_mat.clear (n, n); - if (m_is_upper) - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i <= j; i++) - m_chol_mat.xelem (i, j) = a(i, j); - for (octave_idx_type i = j+1; i < n; i++) - m_chol_mat.xelem (i, j) = 0.0; - } - else - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i < j; i++) - m_chol_mat.xelem (i, j) = 0.0; - for (octave_idx_type i = j; i < n; i++) - m_chol_mat.xelem (i, j) = a(i, j); - } - Complex *h = m_chol_mat.fortran_vec (); + m_chol_mat.clear (n, n); + if (m_is_upper) + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i <= j; i++) + m_chol_mat.xelem (i, j) = a(i, j); + for (octave_idx_type i = j+1; i < n; i++) + m_chol_mat.xelem (i, j) = 0.0; + } + else + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i < j; i++) + m_chol_mat.xelem (i, j) = 0.0; + for (octave_idx_type i = j; i < n; i++) + m_chol_mat.xelem (i, j) = a(i, j); + } + Complex *h = m_chol_mat.fortran_vec (); - // Calculate the norm of the matrix, for later use. - double anorm = 0; - if (calc_cond) - anorm = octave::xnorm (a, 1); + // Calculate the norm of the matrix, for later use. + double anorm = 0; + if (calc_cond) + anorm = octave::xnorm (a, 1); - if (m_is_upper) - F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, - F77_DBLE_CMPLX_ARG (h), n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, - F77_DBLE_CMPLX_ARG (h), n, info - F77_CHAR_ARG_LEN (1))); + if (m_is_upper) + F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), n, + F77_DBLE_CMPLX_ARG (h), n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (zpotrf, ZPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), n, + F77_DBLE_CMPLX_ARG (h), n, info + F77_CHAR_ARG_LEN (1))); - m_rcond = 0.0; - if (info > 0) - m_chol_mat.resize (info - 1, info - 1); - else if (calc_cond) - { - F77_INT zpocon_info = 0; + m_rcond = 0.0; + if (info > 0) + m_chol_mat.resize (info - 1, info - 1); + else if (calc_cond) + { + F77_INT zpocon_info = 0; - // Now calculate the condition number for non-singular matrix. - Array<Complex> z (dim_vector (2*n, 1)); - Complex *pz = z.fortran_vec (); - Array<double> rz (dim_vector (n, 1)); - double *prz = rz.fortran_vec (); - F77_XFCN (zpocon, ZPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, - F77_DBLE_CMPLX_ARG (h), n, anorm, m_rcond, - F77_DBLE_CMPLX_ARG (pz), prz, zpocon_info - F77_CHAR_ARG_LEN (1))); + // Now calculate the condition number for non-singular matrix. + Array<Complex> z (dim_vector (2*n, 1)); + Complex *pz = z.fortran_vec (); + Array<double> rz (dim_vector (n, 1)); + double *prz = rz.fortran_vec (); + F77_XFCN (zpocon, ZPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, + F77_DBLE_CMPLX_ARG (h), n, anorm, m_rcond, + F77_DBLE_CMPLX_ARG (pz), prz, zpocon_info + F77_CHAR_ARG_LEN (1))); - if (zpocon_info != 0) - info = -1; - } + if (zpocon_info != 0) + info = -1; + } - return info; - } + return info; +} #if defined (HAVE_QRUPDATE) - template <> - OCTAVE_API void - chol<ComplexMatrix>::update (const ComplexColumnVector& u) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); +template <> +OCTAVE_API void +chol<ComplexMatrix>::update (const ComplexColumnVector& u) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - ComplexColumnVector utmp = u; + ComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, rw, n); + OCTAVE_LOCAL_BUFFER (double, rw, n); - F77_XFCN (zch1up, ZCH1UP, (n, - F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, - F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), - rw)); - } + F77_XFCN (zch1up, ZCH1UP, (n, + F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, + F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), + rw)); +} - template <> - OCTAVE_API octave_idx_type - chol<ComplexMatrix>::downdate (const ComplexColumnVector& u) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<ComplexMatrix>::downdate (const ComplexColumnVector& u) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - ComplexColumnVector utmp = u; + ComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, rw, n); + OCTAVE_LOCAL_BUFFER (double, rw, n); - F77_XFCN (zch1dn, ZCH1DN, (n, - F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, - F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), - rw, info)); + F77_XFCN (zch1dn, ZCH1DN, (n, + F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, + F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), + rw, info)); - return info; - } + return info; +} - template <> - OCTAVE_API octave_idx_type - chol<ComplexMatrix>::insert_sym (const ComplexColumnVector& u, - octave_idx_type j_arg) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<ComplexMatrix>::insert_sym (const ComplexColumnVector& u, + octave_idx_type j_arg) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (u.numel () != n + 1) - (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); - if (j < 0 || j > n) - (*current_liboctave_error_handler) ("cholinsert: index out of range"); + if (u.numel () != n + 1) + (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); + if (j < 0 || j > n) + (*current_liboctave_error_handler) ("cholinsert: index out of range"); - ComplexColumnVector utmp = u; + ComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (double, rw, n); + OCTAVE_LOCAL_BUFFER (double, rw, n); - m_chol_mat.resize (n+1, n+1); - F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); + m_chol_mat.resize (n+1, n+1); + F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); - F77_XFCN (zchinx, ZCHINX, (n, - F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), - ldcm, j + 1, - F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), - rw, info)); + F77_XFCN (zchinx, ZCHINX, (n, + F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), + ldcm, j + 1, + F77_DBLE_CMPLX_ARG (utmp.fortran_vec ()), + rw, info)); - return info; - } + return info; +} - template <> - OCTAVE_API void - chol<ComplexMatrix>::delete_sym (octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<ComplexMatrix>::delete_sym (octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (j < 0 || j > n-1) - (*current_liboctave_error_handler) ("choldelete: index out of range"); + if (j < 0 || j > n-1) + (*current_liboctave_error_handler) ("choldelete: index out of range"); - OCTAVE_LOCAL_BUFFER (double, rw, n); + OCTAVE_LOCAL_BUFFER (double, rw, n); - F77_XFCN (zchdex, ZCHDEX, (n, - F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, j + 1, rw)); + F77_XFCN (zchdex, ZCHDEX, (n, + F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, j + 1, rw)); - m_chol_mat.resize (n-1, n-1); - } + m_chol_mat.resize (n-1, n-1); +} - template <> - OCTAVE_API void - chol<ComplexMatrix>::shift_sym (octave_idx_type i_arg, - octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT i = to_f77_int (i_arg); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<ComplexMatrix>::shift_sym (octave_idx_type i_arg, + octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT i = to_f77_int (i_arg); + F77_INT j = to_f77_int (j_arg); - if (i < 0 || i > n-1 || j < 0 || j > n-1) - (*current_liboctave_error_handler) ("cholshift: index out of range"); + if (i < 0 || i > n-1 || j < 0 || j > n-1) + (*current_liboctave_error_handler) ("cholshift: index out of range"); - OCTAVE_LOCAL_BUFFER (Complex, w, n); - OCTAVE_LOCAL_BUFFER (double, rw, n); + OCTAVE_LOCAL_BUFFER (Complex, w, n); + OCTAVE_LOCAL_BUFFER (double, rw, n); - F77_XFCN (zchshx, ZCHSHX, (n, - F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, i + 1, j + 1, - F77_DBLE_CMPLX_ARG (w), rw)); - } + F77_XFCN (zchshx, ZCHSHX, (n, + F77_DBLE_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, i + 1, j + 1, + F77_DBLE_CMPLX_ARG (w), rw)); +} #endif - template <> - OCTAVE_API octave_idx_type - chol<FloatComplexMatrix>::init (const FloatComplexMatrix& a, bool upper, - bool calc_cond) - { - octave_idx_type a_nr = a.rows (); - octave_idx_type a_nc = a.cols (); +template <> +OCTAVE_API octave_idx_type +chol<FloatComplexMatrix>::init (const FloatComplexMatrix& a, bool upper, + bool calc_cond) +{ + octave_idx_type a_nr = a.rows (); + octave_idx_type a_nc = a.cols (); - if (a_nr != a_nc) - (*current_liboctave_error_handler) ("chol: requires square matrix"); + if (a_nr != a_nc) + (*current_liboctave_error_handler) ("chol: requires square matrix"); - F77_INT n = to_f77_int (a_nc); - F77_INT info; + F77_INT n = to_f77_int (a_nc); + F77_INT info; - m_is_upper = upper; + m_is_upper = upper; - m_chol_mat.clear (n, n); - if (m_is_upper) - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i <= j; i++) - m_chol_mat.xelem (i, j) = a(i, j); - for (octave_idx_type i = j+1; i < n; i++) - m_chol_mat.xelem (i, j) = 0.0f; - } - else - for (octave_idx_type j = 0; j < n; j++) - { - for (octave_idx_type i = 0; i < j; i++) - m_chol_mat.xelem (i, j) = 0.0f; - for (octave_idx_type i = j; i < n; i++) - m_chol_mat.xelem (i, j) = a(i, j); - } - FloatComplex *h = m_chol_mat.fortran_vec (); + m_chol_mat.clear (n, n); + if (m_is_upper) + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i <= j; i++) + m_chol_mat.xelem (i, j) = a(i, j); + for (octave_idx_type i = j+1; i < n; i++) + m_chol_mat.xelem (i, j) = 0.0f; + } + else + for (octave_idx_type j = 0; j < n; j++) + { + for (octave_idx_type i = 0; i < j; i++) + m_chol_mat.xelem (i, j) = 0.0f; + for (octave_idx_type i = j; i < n; i++) + m_chol_mat.xelem (i, j) = a(i, j); + } + FloatComplex *h = m_chol_mat.fortran_vec (); - // Calculate the norm of the matrix, for later use. - float anorm = 0; - if (calc_cond) - anorm = octave::xnorm (a, 1); + // Calculate the norm of the matrix, for later use. + float anorm = 0; + if (calc_cond) + anorm = octave::xnorm (a, 1); - if (m_is_upper) - F77_XFCN (cpotrf, CPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), - n, F77_CMPLX_ARG (h), n, info - F77_CHAR_ARG_LEN (1))); - else - F77_XFCN (cpotrf, CPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), - n, F77_CMPLX_ARG (h), n, info - F77_CHAR_ARG_LEN (1))); + if (m_is_upper) + F77_XFCN (cpotrf, CPOTRF, (F77_CONST_CHAR_ARG2 ("U", 1), + n, F77_CMPLX_ARG (h), n, info + F77_CHAR_ARG_LEN (1))); + else + F77_XFCN (cpotrf, CPOTRF, (F77_CONST_CHAR_ARG2 ("L", 1), + n, F77_CMPLX_ARG (h), n, info + F77_CHAR_ARG_LEN (1))); - m_rcond = 0.0; - if (info > 0) - m_chol_mat.resize (info - 1, info - 1); - else if (calc_cond) - { - F77_INT cpocon_info = 0; + m_rcond = 0.0; + if (info > 0) + m_chol_mat.resize (info - 1, info - 1); + else if (calc_cond) + { + F77_INT cpocon_info = 0; - // Now calculate the condition number for non-singular matrix. - Array<FloatComplex> z (dim_vector (2*n, 1)); - FloatComplex *pz = z.fortran_vec (); - Array<float> rz (dim_vector (n, 1)); - float *prz = rz.fortran_vec (); - F77_XFCN (cpocon, CPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, - F77_CMPLX_ARG (h), n, anorm, m_rcond, - F77_CMPLX_ARG (pz), prz, cpocon_info - F77_CHAR_ARG_LEN (1))); + // Now calculate the condition number for non-singular matrix. + Array<FloatComplex> z (dim_vector (2*n, 1)); + FloatComplex *pz = z.fortran_vec (); + Array<float> rz (dim_vector (n, 1)); + float *prz = rz.fortran_vec (); + F77_XFCN (cpocon, CPOCON, (F77_CONST_CHAR_ARG2 ("U", 1), n, + F77_CMPLX_ARG (h), n, anorm, m_rcond, + F77_CMPLX_ARG (pz), prz, cpocon_info + F77_CHAR_ARG_LEN (1))); - if (cpocon_info != 0) - info = -1; - } + if (cpocon_info != 0) + info = -1; + } - return info; - } + return info; +} #if defined (HAVE_QRUPDATE) - template <> - OCTAVE_API void - chol<FloatComplexMatrix>::update (const FloatComplexColumnVector& u) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); +template <> +OCTAVE_API void +chol<FloatComplexMatrix>::update (const FloatComplexColumnVector& u) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - FloatComplexColumnVector utmp = u; + FloatComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, rw, n); + OCTAVE_LOCAL_BUFFER (float, rw, n); - F77_XFCN (cch1up, CCH1UP, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, F77_CMPLX_ARG (utmp.fortran_vec ()), rw)); - } + F77_XFCN (cch1up, CCH1UP, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, F77_CMPLX_ARG (utmp.fortran_vec ()), rw)); +} - template <> - OCTAVE_API octave_idx_type - chol<FloatComplexMatrix>::downdate (const FloatComplexColumnVector& u) - { - F77_INT info = -1; +template <> +OCTAVE_API octave_idx_type +chol<FloatComplexMatrix>::downdate (const FloatComplexColumnVector& u) +{ + F77_INT info = -1; - F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n) - (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); + if (u.numel () != n) + (*current_liboctave_error_handler) ("cholupdate: dimension mismatch"); - FloatComplexColumnVector utmp = u; + FloatComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, rw, n); + OCTAVE_LOCAL_BUFFER (float, rw, n); - F77_XFCN (cch1dn, CCH1DN, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, F77_CMPLX_ARG (utmp.fortran_vec ()), - rw, info)); + F77_XFCN (cch1dn, CCH1DN, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, F77_CMPLX_ARG (utmp.fortran_vec ()), + rw, info)); - return info; - } + return info; +} - template <> - OCTAVE_API octave_idx_type - chol<FloatComplexMatrix>::insert_sym (const FloatComplexColumnVector& u, - octave_idx_type j_arg) - { - F77_INT info = -1; - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API octave_idx_type +chol<FloatComplexMatrix>::insert_sym (const FloatComplexColumnVector& u, + octave_idx_type j_arg) +{ + F77_INT info = -1; + F77_INT j = to_f77_int (j_arg); - F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT n = to_f77_int (m_chol_mat.rows ()); - if (u.numel () != n + 1) - (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); - if (j < 0 || j > n) - (*current_liboctave_error_handler) ("cholinsert: index out of range"); + if (u.numel () != n + 1) + (*current_liboctave_error_handler) ("cholinsert: dimension mismatch"); + if (j < 0 || j > n) + (*current_liboctave_error_handler) ("cholinsert: index out of range"); - FloatComplexColumnVector utmp = u; + FloatComplexColumnVector utmp = u; - OCTAVE_LOCAL_BUFFER (float, rw, n); + OCTAVE_LOCAL_BUFFER (float, rw, n); - m_chol_mat.resize (n+1, n+1); - F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); + m_chol_mat.resize (n+1, n+1); + F77_INT ldcm = to_f77_int (m_chol_mat.rows ()); - F77_XFCN (cchinx, CCHINX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), - ldcm, j + 1, - F77_CMPLX_ARG (utmp.fortran_vec ()), - rw, info)); + F77_XFCN (cchinx, CCHINX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), + ldcm, j + 1, + F77_CMPLX_ARG (utmp.fortran_vec ()), + rw, info)); - return info; - } + return info; +} - template <> - OCTAVE_API void - chol<FloatComplexMatrix>::delete_sym (octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<FloatComplexMatrix>::delete_sym (octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT j = to_f77_int (j_arg); - if (j < 0 || j > n-1) - (*current_liboctave_error_handler) ("choldelete: index out of range"); + if (j < 0 || j > n-1) + (*current_liboctave_error_handler) ("choldelete: index out of range"); - OCTAVE_LOCAL_BUFFER (float, rw, n); + OCTAVE_LOCAL_BUFFER (float, rw, n); - F77_XFCN (cchdex, CCHDEX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, j + 1, rw)); + F77_XFCN (cchdex, CCHDEX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, j + 1, rw)); - m_chol_mat.resize (n-1, n-1); - } + m_chol_mat.resize (n-1, n-1); +} - template <> - OCTAVE_API void - chol<FloatComplexMatrix>::shift_sym (octave_idx_type i_arg, - octave_idx_type j_arg) - { - F77_INT n = to_f77_int (m_chol_mat.rows ()); - F77_INT i = to_f77_int (i_arg); - F77_INT j = to_f77_int (j_arg); +template <> +OCTAVE_API void +chol<FloatComplexMatrix>::shift_sym (octave_idx_type i_arg, + octave_idx_type j_arg) +{ + F77_INT n = to_f77_int (m_chol_mat.rows ()); + F77_INT i = to_f77_int (i_arg); + F77_INT j = to_f77_int (j_arg); - if (i < 0 || i > n-1 || j < 0 || j > n-1) - (*current_liboctave_error_handler) ("cholshift: index out of range"); + if (i < 0 || i > n-1 || j < 0 || j > n-1) + (*current_liboctave_error_handler) ("cholshift: index out of range"); - OCTAVE_LOCAL_BUFFER (FloatComplex, w, n); - OCTAVE_LOCAL_BUFFER (float, rw, n); + OCTAVE_LOCAL_BUFFER (FloatComplex, w, n); + OCTAVE_LOCAL_BUFFER (float, rw, n); - F77_XFCN (cchshx, CCHSHX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), - n, i + 1, j + 1, F77_CMPLX_ARG (w), rw)); - } + F77_XFCN (cchshx, CCHSHX, (n, F77_CMPLX_ARG (m_chol_mat.fortran_vec ()), + n, i + 1, j + 1, F77_CMPLX_ARG (w), rw)); +} #endif - // Instantiations we need. +// Instantiations we need. - template class chol<Matrix>; +template class chol<Matrix>; - template class chol<FloatMatrix>; +template class chol<FloatMatrix>; - template class chol<ComplexMatrix>; +template class chol<ComplexMatrix>; - template class chol<FloatComplexMatrix>; +template class chol<FloatComplexMatrix>; - template OCTAVE_API Matrix - chol2inv<Matrix> (const Matrix& r); +template OCTAVE_API Matrix +chol2inv<Matrix> (const Matrix& r); - template OCTAVE_API ComplexMatrix - chol2inv<ComplexMatrix> (const ComplexMatrix& r); +template OCTAVE_API ComplexMatrix +chol2inv<ComplexMatrix> (const ComplexMatrix& r); - template OCTAVE_API FloatMatrix - chol2inv<FloatMatrix> (const FloatMatrix& r); +template OCTAVE_API FloatMatrix +chol2inv<FloatMatrix> (const FloatMatrix& r); - template OCTAVE_API FloatComplexMatrix - chol2inv<FloatComplexMatrix> (const FloatComplexMatrix& r); +template OCTAVE_API FloatComplexMatrix +chol2inv<FloatComplexMatrix> (const FloatComplexMatrix& r); OCTAVE_END_NAMESPACE(math) OCTAVE_END_NAMESPACE(octave)