Mercurial > octave
view libinterp/octave-value/ov-re-mat.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 | b3ca7f891750 |
children | 597f3ee61a48 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <clocale> #include <istream> #include <limits> #include <ostream> #include <vector> #include "dNDArray.h" #include "fNDArray.h" #include "int8NDArray.h" #include "int16NDArray.h" #include "int32NDArray.h" #include "int64NDArray.h" #include "uint8NDArray.h" #include "uint16NDArray.h" #include "uint32NDArray.h" #include "uint64NDArray.h" #include "data-conv.h" #include "lo-ieee.h" #include "lo-utils.h" #include "lo-specfun.h" #include "lo-mappers.h" #include "mach-info.h" #include "mx-base.h" #include "quit.h" #include "oct-locbuf.h" #include "defun.h" #include "errwarn.h" #include "mxarray.h" #include "ovl.h" #include "oct-lvalue.h" #include "oct-hdf5.h" #include "oct-stream.h" #include "ops.h" #include "ov-base.h" #include "ov-base-mat.h" #include "ov-base-mat.cc" #include "ov-scalar.h" #include "ov-re-mat.h" #include "ov-flt-re-mat.h" #include "ov-complex.h" #include "ov-cx-mat.h" #include "ov-re-sparse.h" #include "ov-re-diag.h" #include "ov-cx-diag.h" #include "ov-lazy-idx.h" #include "ov-perm.h" #include "pr-flt-fmt.h" #include "pr-output.h" #include "variables.h" #include "byte-swap.h" #include "ls-oct-text.h" #include "ls-utils.h" #include "ls-hdf5.h" template class octave_base_matrix<NDArray>; DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_matrix, "matrix", "double"); static octave_base_value * default_numeric_demotion_function (const octave_base_value& a) { const octave_matrix& v = dynamic_cast<const octave_matrix&> (a); return new octave_float_matrix (v.float_array_value ()); } octave_base_value::type_conv_info octave_matrix::numeric_demotion_function (void) const { return octave_base_value::type_conv_info (default_numeric_demotion_function, octave_float_matrix::static_type_id ()); } octave_base_value * octave_matrix::try_narrowing_conversion (void) { octave_base_value *retval = nullptr; if (m_matrix.numel () == 1) retval = new octave_scalar (m_matrix (0)); return retval; } double octave_matrix::double_value (bool) const { if (isempty ()) err_invalid_conversion ("real matrix", "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "real scalar"); return m_matrix(0, 0); } float octave_matrix::float_value (bool) const { if (isempty ()) err_invalid_conversion ("real matrix", "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "real scalar"); return m_matrix(0, 0); } // FIXME Matrix octave_matrix::matrix_value (bool) const { return Matrix (m_matrix); } FloatMatrix octave_matrix::float_matrix_value (bool) const { return FloatMatrix (Matrix (m_matrix)); } Complex octave_matrix::complex_value (bool) const { if (rows () == 0 || columns () == 0) err_invalid_conversion ("real matrix", "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "complex scalar"); return Complex (m_matrix(0, 0), 0); } FloatComplex octave_matrix::float_complex_value (bool) const { float tmp = lo_ieee_float_nan_value (); FloatComplex retval (tmp, tmp); if (rows () == 0 || columns () == 0) err_invalid_conversion ("real matrix", "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "complex scalar"); retval = m_matrix(0, 0); return retval; } // FIXME ComplexMatrix octave_matrix::complex_matrix_value (bool) const { return ComplexMatrix (Matrix (m_matrix)); } FloatComplexMatrix octave_matrix::float_complex_matrix_value (bool) const { return FloatComplexMatrix (Matrix (m_matrix)); } ComplexNDArray octave_matrix::complex_array_value (bool) const { return ComplexNDArray (m_matrix); } FloatComplexNDArray octave_matrix::float_complex_array_value (bool) const { return FloatComplexNDArray (m_matrix); } boolNDArray octave_matrix::bool_array_value (bool warn) const { if (m_matrix.any_element_is_nan ()) octave::err_nan_to_logical_conversion (); if (warn && m_matrix.any_element_not_one_or_zero ()) warn_logical_conversion (); return boolNDArray (m_matrix); } charNDArray octave_matrix::char_array_value (bool) const { charNDArray retval (dims ()); octave_idx_type nel = numel (); for (octave_idx_type i = 0; i < nel; i++) retval.elem (i) = static_cast<char> (m_matrix.elem (i)); return retval; } SparseMatrix octave_matrix::sparse_matrix_value (bool) const { return SparseMatrix (Matrix (m_matrix)); } SparseComplexMatrix octave_matrix::sparse_complex_matrix_value (bool) const { // FIXME: Need a SparseComplexMatrix (Matrix) constructor to make // this function more efficient. Then this should become // return SparseComplexMatrix (matrix.matrix_value ()); return SparseComplexMatrix (sparse_matrix_value ()); } octave_value octave_matrix::as_double (void) const { return NDArray (m_matrix); } octave_value octave_matrix::as_single (void) const { return FloatNDArray (m_matrix); } octave_value octave_matrix::as_int8 (void) const { return int8NDArray (m_matrix); } octave_value octave_matrix::as_int16 (void) const { return int16NDArray (m_matrix); } octave_value octave_matrix::as_int32 (void) const { return int32NDArray (m_matrix); } octave_value octave_matrix::as_int64 (void) const { return int64NDArray (m_matrix); } octave_value octave_matrix::as_uint8 (void) const { return uint8NDArray (m_matrix); } octave_value octave_matrix::as_uint16 (void) const { return uint16NDArray (m_matrix); } octave_value octave_matrix::as_uint32 (void) const { return uint32NDArray (m_matrix); } octave_value octave_matrix::as_uint64 (void) const { return uint64NDArray (m_matrix); } octave_value octave_matrix::diag (octave_idx_type k) const { octave_value retval; if (k == 0 && m_matrix.ndims () == 2 && (m_matrix.rows () == 1 || m_matrix.columns () == 1)) retval = DiagMatrix (DiagArray2<double> (m_matrix)); else retval = octave_base_matrix<NDArray>::diag (k); return retval; } octave_value octave_matrix::diag (octave_idx_type m, octave_idx_type n) const { if (m_matrix.ndims () != 2 || (m_matrix.rows () != 1 && m_matrix.columns () != 1)) error ("diag: expecting vector argument"); Matrix mat (m_matrix); return mat.diag (m, n); } // We override these two functions to allow reshaping both // the matrix and the index cache. octave_value octave_matrix::reshape (const dim_vector& new_dims) const { if (m_idx_cache) { return new octave_matrix (m_matrix.reshape (new_dims), octave::idx_vector (m_idx_cache->as_array ().reshape (new_dims), m_idx_cache->extent (0))); } else return octave_base_matrix<NDArray>::reshape (new_dims); } octave_value octave_matrix::squeeze (void) const { if (m_idx_cache) { return new octave_matrix (m_matrix.squeeze (), octave::idx_vector (m_idx_cache->as_array ().squeeze (), m_idx_cache->extent (0))); } else return octave_base_matrix<NDArray>::squeeze (); } octave_value octave_matrix::sort (octave_idx_type dim, sortmode mode) const { if (m_idx_cache) { // This is a valid index matrix, so sort via integers because it's // generally more efficient. return octave_lazy_index (*m_idx_cache).sort (dim, mode); } else return octave_base_matrix<NDArray>::sort (dim, mode); } octave_value octave_matrix::sort (Array<octave_idx_type>& sidx, octave_idx_type dim, sortmode mode) const { if (m_idx_cache) { // This is a valid index matrix, so sort via integers because it's // generally more efficient. return octave_lazy_index (*m_idx_cache).sort (sidx, dim, mode); } else return octave_base_matrix<NDArray>::sort (sidx, dim, mode); } sortmode octave_matrix::issorted (sortmode mode) const { if (m_idx_cache) { // This is a valid index matrix, so check via integers because it's // generally more efficient. return m_idx_cache->as_array ().issorted (mode); } else return octave_base_matrix<NDArray>::issorted (mode); } Array<octave_idx_type> octave_matrix::sort_rows_idx (sortmode mode) const { if (m_idx_cache) { // This is a valid index matrix, so sort via integers because it's // generally more efficient. return octave_lazy_index (*m_idx_cache).sort_rows_idx (mode); } else return octave_base_matrix<NDArray>::sort_rows_idx (mode); } sortmode octave_matrix::is_sorted_rows (sortmode mode) const { if (m_idx_cache) { // This is a valid index matrix, so check via integers because it's // generally more efficient. return m_idx_cache->as_array ().is_sorted_rows (mode); } else return octave_base_matrix<NDArray>::is_sorted_rows (mode); } octave_value octave_matrix::convert_to_str_internal (bool, bool, char type) const { octave_value retval; dim_vector dv = dims (); octave_idx_type nel = dv.numel (); charNDArray chm (dv); bool warned = false; for (octave_idx_type i = 0; i < nel; i++) { octave_quit (); double d = m_matrix(i); if (octave::math::isnan (d)) octave::err_nan_to_character_conversion (); int ival = octave::math::nint (d); if (ival < 0 || ival > std::numeric_limits<unsigned char>::max ()) { // FIXME: is there something better we could do? ival = 0; if (! warned) { ::warning ("range error for conversion to character value"); warned = true; } } chm(i) = static_cast<char> (ival); } retval = octave_value (chm, type); return retval; } bool octave_matrix::save_ascii (std::ostream& os) { dim_vector dv = dims (); if (dv.ndims () > 2) { NDArray tmp = array_value (); os << "# ndims: " << dv.ndims () << "\n"; for (int i=0; i < dv.ndims (); i++) os << ' ' << dv(i); os << "\n" << tmp; } else { // Keep this case, rather than use generic code above for backward // compatibility. Makes load_ascii much more complex!! os << "# rows: " << rows () << "\n" << "# columns: " << columns () << "\n"; os << matrix_value (); } return true; } bool octave_matrix::load_ascii (std::istream& is) { string_vector keywords(2); keywords[0] = "ndims"; keywords[1] = "rows"; std::string kw; octave_idx_type val = 0; if (! extract_keyword (is, keywords, kw, val, true)) error ("load: failed to extract number of rows and columns"); // Set "C" locale for the duration of this function to avoid the performance // panelty of frequently switching the locale when reading floating point // values from the stream. char *prev_locale = std::setlocale (LC_ALL, nullptr); std::string old_locale (prev_locale ? prev_locale : ""); std::setlocale (LC_ALL, "C"); octave::unwind_action act ([&old_locale] () { std::setlocale (LC_ALL, old_locale.c_str ()); }); if (kw == "ndims") { int mdims = static_cast<int> (val); if (mdims < 0) error ("load: failed to extract number of dimensions"); dim_vector dv; dv.resize (mdims); for (int i = 0; i < mdims; i++) is >> dv(i); if (! is) error ("load: failed to read dimensions"); NDArray tmp(dv); is >> tmp; if (! is) error ("load: failed to load matrix constant"); m_matrix = tmp; } else if (kw == "rows") { octave_idx_type nr = val; octave_idx_type nc = 0; if (nr < 0 || ! extract_keyword (is, "columns", nc) || nc < 0) error ("load: failed to extract number of rows and columns"); if (nr > 0 && nc > 0) { Matrix tmp (nr, nc); is >> tmp; if (! is) error ("load: failed to load matrix constant"); m_matrix = tmp; } else if (nr == 0 || nc == 0) m_matrix = Matrix (nr, nc); else panic_impossible (); } else panic_impossible (); return true; } bool octave_matrix::save_binary (std::ostream& os, bool save_as_floats) { dim_vector dv = dims (); if (dv.ndims () < 1) return false; // Use negative value for ndims to differentiate with old format!! int32_t tmp = - dv.ndims (); os.write (reinterpret_cast<char *> (&tmp), 4); for (int i = 0; i < dv.ndims (); i++) { tmp = dv(i); os.write (reinterpret_cast<char *> (&tmp), 4); } NDArray m = array_value (); save_type st = LS_DOUBLE; if (save_as_floats) { if (m.too_large_for_float ()) { warning ("save: some values too large to save as floats --"); warning ("save: saving as doubles instead"); } else st = LS_FLOAT; } else if (dv.numel () > 8192) // FIXME: make this configurable. { double max_val, min_val; if (m.all_integers (max_val, min_val)) st = octave::get_save_type (max_val, min_val); } const double *mtmp = m.data (); write_doubles (os, mtmp, st, dv.numel ()); return true; } bool octave_matrix::load_binary (std::istream& is, bool swap, octave::mach_info::float_format fmt) { char tmp; int32_t mdims; if (! is.read (reinterpret_cast<char *> (&mdims), 4)) return false; if (swap) swap_bytes<4> (&mdims); if (mdims < 0) { mdims = - mdims; int32_t di; dim_vector dv; dv.resize (mdims); for (int i = 0; i < mdims; i++) { if (! is.read (reinterpret_cast<char *> (&di), 4)) return false; if (swap) swap_bytes<4> (&di); dv(i) = di; } // Convert an array with a single dimension to be a row vector. // Octave should never write files like this, other software // might. if (mdims == 1) { mdims = 2; dv.resize (mdims); dv(1) = dv(0); dv(0) = 1; } if (! is.read (reinterpret_cast<char *> (&tmp), 1)) return false; NDArray m(dv); double *re = m.fortran_vec (); read_doubles (is, re, static_cast<save_type> (tmp), dv.numel (), swap, fmt); if (! is) return false; m_matrix = m; } else { int32_t nr, nc; nr = mdims; if (! is.read (reinterpret_cast<char *> (&nc), 4)) return false; if (swap) swap_bytes<4> (&nc); if (! is.read (reinterpret_cast<char *> (&tmp), 1)) return false; Matrix m (nr, nc); double *re = m.fortran_vec (); octave_idx_type len = static_cast<octave_idx_type> (nr) * nc; read_doubles (is, re, static_cast<save_type> (tmp), len, swap, fmt); if (! is) return false; m_matrix = m; } return true; } bool octave_matrix::save_hdf5 (octave_hdf5_id loc_id, const char *name, bool save_as_floats) { bool retval = false; #if defined (HAVE_HDF5) dim_vector dv = dims (); int empty = save_hdf5_empty (loc_id, name, dv); if (empty) return (empty > 0); int rank = dv.ndims (); hid_t space_hid, data_hid; space_hid = data_hid = -1; NDArray m = array_value (); OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); // Octave uses column-major, while HDF5 uses row-major ordering for (int i = 0; i < rank; i++) hdims[i] = dv(rank-i-1); space_hid = H5Screate_simple (rank, hdims, nullptr); if (space_hid < 0) return false; hid_t save_type_hid = H5T_NATIVE_DOUBLE; if (save_as_floats) { if (m.too_large_for_float ()) { warning ("save: some values too large to save as floats --"); warning ("save: saving as doubles instead"); } else save_type_hid = H5T_NATIVE_FLOAT; } #if defined (HAVE_HDF5_INT2FLOAT_CONVERSIONS) // hdf5 currently doesn't support float/integer conversions else { double max_val, min_val; if (m.all_integers (max_val, min_val)) save_type_hid = save_type_to_hdf5 (octave::get_save_type (max_val, min_val)); } #endif #if defined (HAVE_HDF5_18) data_hid = H5Dcreate (loc_id, name, save_type_hid, space_hid, octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); #else data_hid = H5Dcreate (loc_id, name, save_type_hid, space_hid, octave_H5P_DEFAULT); #endif if (data_hid < 0) { H5Sclose (space_hid); return false; } double *mtmp = m.fortran_vec (); retval = H5Dwrite (data_hid, H5T_NATIVE_DOUBLE, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, mtmp) >= 0; H5Dclose (data_hid); H5Sclose (space_hid); #else octave_unused_parameter (loc_id); octave_unused_parameter (name); octave_unused_parameter (save_as_floats); warn_save ("hdf5"); #endif return retval; } bool octave_matrix::load_hdf5 (octave_hdf5_id loc_id, const char *name) { bool retval = false; #if defined (HAVE_HDF5) dim_vector dv; int empty = load_hdf5_empty (loc_id, name, dv); if (empty > 0) m_matrix.resize (dv); if (empty) return (empty > 0); #if defined (HAVE_HDF5_18) hid_t data_hid = H5Dopen (loc_id, name, octave_H5P_DEFAULT); #else hid_t data_hid = H5Dopen (loc_id, name); #endif hid_t space_id = H5Dget_space (data_hid); hsize_t rank = H5Sget_simple_extent_ndims (space_id); if (rank < 1) { H5Sclose (space_id); H5Dclose (data_hid); return false; } OCTAVE_LOCAL_BUFFER (hsize_t, hdims, rank); OCTAVE_LOCAL_BUFFER (hsize_t, maxdims, rank); H5Sget_simple_extent_dims (space_id, hdims, maxdims); // Octave uses column-major, while HDF5 uses row-major ordering if (rank == 1) { dv.resize (2); dv(0) = 1; dv(1) = hdims[0]; } else { dv.resize (rank); for (hsize_t i = 0, j = rank - 1; i < rank; i++, j--) dv(j) = hdims[i]; } NDArray m (dv); double *re = m.fortran_vec (); if (H5Dread (data_hid, H5T_NATIVE_DOUBLE, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, re) >= 0) { retval = true; m_matrix = m; } H5Sclose (space_id); H5Dclose (data_hid); #else octave_unused_parameter (loc_id); octave_unused_parameter (name); warn_load ("hdf5"); #endif return retval; } void octave_matrix::print_raw (std::ostream& os, bool pr_as_read_syntax) const { octave_print_internal (os, m_matrix, pr_as_read_syntax, current_print_indent_level ()); } mxArray * octave_matrix::as_mxArray (bool interleaved) const { mxArray *retval = new mxArray (interleaved, mxDOUBLE_CLASS, dims (), mxREAL); mxDouble *pd = static_cast<mxDouble *> (retval->get_data ()); mwSize nel = numel (); const double *pdata = m_matrix.data (); for (mwIndex i = 0; i < nel; i++) pd[i] = pdata[i]; return retval; } // This uses a smarter strategy for doing the complex->real mappers. We // allocate an array for a real result and keep filling it until a complex // result is produced. static octave_value do_rc_map (const NDArray& a, Complex (&fcn) (double)) { octave_idx_type n = a.numel (); NDArray rr (a.dims ()); for (octave_idx_type i = 0; i < n; i++) { octave_quit (); Complex tmp = fcn (a(i)); if (tmp.imag () == 0.0) rr.xelem (i) = tmp.real (); else { ComplexNDArray rc (a.dims ()); for (octave_idx_type j = 0; j < i; j++) rc.xelem (j) = rr.xelem (j); rc.xelem (i) = tmp; for (octave_idx_type j = i+1; j < n; j++) { octave_quit (); rc.xelem (j) = fcn (a(j)); } return new octave_complex_matrix (rc); } } return rr; } octave_value octave_matrix::map (unary_mapper_t umap) const { switch (umap) { case umap_imag: return NDArray (m_matrix.dims (), 0.0); case umap_real: case umap_conj: return m_matrix; // Mappers handled specially. #define ARRAY_METHOD_MAPPER(UMAP, FCN) \ case umap_ ## UMAP: \ return octave_value (m_matrix.FCN ()) ARRAY_METHOD_MAPPER (abs, abs); ARRAY_METHOD_MAPPER (isnan, isnan); ARRAY_METHOD_MAPPER (isinf, isinf); ARRAY_METHOD_MAPPER (isfinite, isfinite); #define ARRAY_MAPPER(UMAP, TYPE, FCN) \ case umap_ ## UMAP: \ return octave_value (m_matrix.map<TYPE> (FCN)) #define RC_ARRAY_MAPPER(UMAP, TYPE, FCN) \ case umap_ ## UMAP: \ return do_rc_map (m_matrix, FCN) RC_ARRAY_MAPPER (acos, Complex, octave::math::rc_acos); RC_ARRAY_MAPPER (acosh, Complex, octave::math::rc_acosh); ARRAY_MAPPER (angle, double, std::arg); ARRAY_MAPPER (arg, double, std::arg); RC_ARRAY_MAPPER (asin, Complex, octave::math::rc_asin); ARRAY_MAPPER (asinh, double, octave::math::asinh); ARRAY_MAPPER (atan, double, ::atan); RC_ARRAY_MAPPER (atanh, Complex, octave::math::rc_atanh); ARRAY_MAPPER (erf, double, octave::math::erf); ARRAY_MAPPER (erfinv, double, octave::math::erfinv); ARRAY_MAPPER (erfcinv, double, octave::math::erfcinv); ARRAY_MAPPER (erfc, double, octave::math::erfc); ARRAY_MAPPER (erfcx, double, octave::math::erfcx); ARRAY_MAPPER (erfi, double, octave::math::erfi); ARRAY_MAPPER (dawson, double, octave::math::dawson); ARRAY_MAPPER (gamma, double, octave::math::gamma); RC_ARRAY_MAPPER (lgamma, Complex, octave::math::rc_lgamma); ARRAY_MAPPER (cbrt, double, octave::math::cbrt); ARRAY_MAPPER (ceil, double, ::ceil); ARRAY_MAPPER (cos, double, ::cos); ARRAY_MAPPER (cosh, double, ::cosh); ARRAY_MAPPER (exp, double, ::exp); ARRAY_MAPPER (expm1, double, octave::math::expm1); ARRAY_MAPPER (fix, double, octave::math::fix); ARRAY_MAPPER (floor, double, ::floor); RC_ARRAY_MAPPER (log, Complex, octave::math::rc_log); RC_ARRAY_MAPPER (log2, Complex, octave::math::rc_log2); RC_ARRAY_MAPPER (log10, Complex, octave::math::rc_log10); RC_ARRAY_MAPPER (log1p, Complex, octave::math::rc_log1p); ARRAY_MAPPER (round, double, octave::math::round); ARRAY_MAPPER (roundb, double, octave::math::roundb); ARRAY_MAPPER (signum, double, octave::math::signum); ARRAY_MAPPER (sin, double, ::sin); ARRAY_MAPPER (sinh, double, ::sinh); RC_ARRAY_MAPPER (sqrt, Complex, octave::math::rc_sqrt); ARRAY_MAPPER (tan, double, ::tan); ARRAY_MAPPER (tanh, double, ::tanh); ARRAY_MAPPER (isna, bool, octave::math::isna); ARRAY_MAPPER (xsignbit, double, octave::math::signbit); // Special cases for Matlab compatibility. case umap_xtolower: case umap_xtoupper: return m_matrix; case umap_xisalnum: case umap_xisalpha: case umap_xisascii: case umap_xiscntrl: case umap_xisdigit: case umap_xisgraph: case umap_xislower: case umap_xisprint: case umap_xispunct: case umap_xisspace: case umap_xisupper: case umap_xisxdigit: { octave_value str_conv = convert_to_str (true, true); return str_conv.map (umap); } default: return octave_base_value::map (umap); } }