Mercurial > octave
view libinterp/corefcn/ls-mat4.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 | 796f54d4ddbf |
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 <iomanip> #include <istream> #include <ostream> #include <string> #include "byte-swap.h" #include "dMatrix.h" #include "dSparse.h" #include "data-conv.h" #include "file-ops.h" #include "glob-match.h" #include "lo-mappers.h" #include "mach-info.h" #include "oct-env.h" #include "oct-locbuf.h" #include "oct-time.h" #include "quit.h" #include "ls-mat4.h" #include "Cell.h" #include "defun.h" #include "error.h" #include "errwarn.h" #include "load-save.h" #include "oct-map.h" #include "ov-cell.h" #include "ovl.h" #include "pager.h" #include "sysdep.h" #include "utils.h" #include "variables.h" #include "version.h" // Read LEN elements of data from IS in the format specified by // PRECISION, placing the result in DATA. If SWAP is TRUE, swap // the bytes of each element before copying to DATA. FLT_FMT // specifies the format of the data if we are reading floating point // numbers. static void read_mat_binary_data (std::istream& is, double *data, int precision, int len, bool swap, octave::mach_info::float_format flt_fmt) { switch (precision) { case 0: read_doubles (is, data, LS_DOUBLE, len, swap, flt_fmt); break; case 1: read_doubles (is, data, LS_FLOAT, len, swap, flt_fmt); break; case 2: read_doubles (is, data, LS_INT, len, swap, flt_fmt); break; case 3: read_doubles (is, data, LS_SHORT, len, swap, flt_fmt); break; case 4: read_doubles (is, data, LS_U_SHORT, len, swap, flt_fmt); break; case 5: read_doubles (is, data, LS_U_CHAR, len, swap, flt_fmt); break; default: break; } } int read_mat_file_header (std::istream& is, bool& swap, int32_t& mopt, int32_t& nr, int32_t& nc, int32_t& imag, int32_t& len, int quiet) { swap = false; // We expect to fail here, at the beginning of a record, so not // being able to read another mopt value should not result in an // error. is.read (reinterpret_cast<char *> (&mopt), 4); if (! is) return 1; if (! is.read (reinterpret_cast<char *> (&nr), 4)) return -1; if (! is.read (reinterpret_cast<char *> (&nc), 4)) return -1; if (! is.read (reinterpret_cast<char *> (&imag), 4)) return -1; if (! is.read (reinterpret_cast<char *> (&len), 4)) return -1; // If mopt is nonzero and the byte order is swapped, mopt will be // bigger than we expect, so we swap bytes. // // If mopt is zero, it means the file was written on a little endian machine, // and we only need to swap if we are running on a big endian machine. // // Gag me. if (octave::mach_info::words_big_endian () && mopt == 0) swap = true; // mopt is signed, therefore byte swap may result in negative value. if (mopt > 9999 || mopt < 0) swap = true; if (swap) { swap_bytes<4> (&mopt); swap_bytes<4> (&nr); swap_bytes<4> (&nc); swap_bytes<4> (&imag); swap_bytes<4> (&len); } if (mopt > 9999 || mopt < 0 || imag > 1 || imag < 0) { if (! quiet) error ("load: can't read binary file"); return -1; } return 0; } // We don't just use a cast here, because we need to be able to detect // possible errors. octave::mach_info::float_format mopt_digit_to_float_format (int mach) { octave::mach_info::float_format flt_fmt = octave::mach_info::flt_fmt_unknown; switch (mach) { case 0: flt_fmt = octave::mach_info::flt_fmt_ieee_little_endian; break; case 1: flt_fmt = octave::mach_info::flt_fmt_ieee_big_endian; break; case 2: case 3: case 4: default: flt_fmt = octave::mach_info::flt_fmt_unknown; break; } return flt_fmt; } int float_format_to_mopt_digit (octave::mach_info::float_format flt_fmt) { int retval = -1; switch (flt_fmt) { case octave::mach_info::flt_fmt_ieee_little_endian: retval = 0; break; case octave::mach_info::flt_fmt_ieee_big_endian: retval = 1; break; default: break; } return retval; } // Extract one value (scalar, matrix, string, etc.) from stream IS and // place it in TC, returning the name of the variable. // // The data is expected to be in Matlab version 4 .mat format, though // not all the features of that format are supported. // // FILENAME is used for error messages. // // This format provides no way to tag the data as global. std::string read_mat_binary_data (std::istream& is, const std::string& filename, octave_value& tc) { std::string retval; bool swap = false; int32_t mopt, nr, nc, imag, len; int err = read_mat_file_header (is, swap, mopt, nr, nc, imag, len); if (err) { if (err < 0) error ("load: trouble reading binary file '%s'", filename.c_str ()); return retval; } int type = 0; int prec = 0; int order = 0; int mach = 0; type = mopt % 10; // Full, sparse, etc. mopt /= 10; // Eliminate first digit. prec = mopt % 10; // double, float, int, etc. mopt /= 10; // Eliminate second digit. order = mopt % 10; // Row or column major ordering. mopt /= 10; // Eliminate third digit. mach = mopt % 10; // IEEE, VAX, etc. octave::mach_info::float_format flt_fmt; flt_fmt = mopt_digit_to_float_format (mach); if (flt_fmt == octave::mach_info::flt_fmt_unknown) error ("load: unrecognized binary format!"); if (imag && type == 1) error ("load: encountered complex matrix with string flag set!"); int dlen = 0; // LEN includes the terminating character, and the file is also // supposed to include it, but apparently not all files do. Either // way, I think this should work. { OCTAVE_LOCAL_BUFFER (char, name, len+1); name[len] = '\0'; if (! is.read (name, len)) error ("load: trouble reading binary file '%s'", filename.c_str ()); retval = name; dlen = nr * nc; if (dlen < 0) error ("load: trouble reading binary file '%s'", filename.c_str ()); if (order) { octave_idx_type tmp = nr; nr = nc; nc = tmp; } if (type == 2) { if (nc == 4) { octave_idx_type nr_new, nc_new; Array<Complex> data (dim_vector (1, nr - 1)); Array<octave_idx_type> c (dim_vector (1, nr - 1)); Array<octave_idx_type> r (dim_vector (1, nr - 1)); OCTAVE_LOCAL_BUFFER (double, dtmp, nr); OCTAVE_LOCAL_BUFFER (double, ctmp, nr); read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); for (octave_idx_type i = 0; i < nr - 1; i++) r.xelem (i) = dtmp[i] - 1; nr_new = dtmp[nr - 1]; read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); for (octave_idx_type i = 0; i < nr - 1; i++) c.xelem (i) = dtmp[i] - 1; nc_new = dtmp[nr - 1]; read_mat_binary_data (is, dtmp, prec, nr - 1, swap, flt_fmt); read_mat_binary_data (is, ctmp, prec, 1, swap, flt_fmt); read_mat_binary_data (is, ctmp, prec, nr - 1, swap, flt_fmt); for (octave_idx_type i = 0; i < nr - 1; i++) data.xelem (i) = Complex (dtmp[i], ctmp[i]); read_mat_binary_data (is, ctmp, prec, 1, swap, flt_fmt); SparseComplexMatrix smc = SparseComplexMatrix (data, r, c, nr_new, nc_new); tc = (order ? smc.transpose () : smc); } else { octave_idx_type nr_new, nc_new; Array<double> data (dim_vector (1, nr - 1)); Array<octave_idx_type> c (dim_vector (1, nr - 1)); Array<octave_idx_type> r (dim_vector (1, nr - 1)); OCTAVE_LOCAL_BUFFER (double, dtmp, nr); read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); for (octave_idx_type i = 0; i < nr - 1; i++) r.xelem (i) = dtmp[i] - 1; nr_new = dtmp[nr - 1]; read_mat_binary_data (is, dtmp, prec, nr, swap, flt_fmt); for (octave_idx_type i = 0; i < nr - 1; i++) c.xelem (i) = dtmp[i] - 1; nc_new = dtmp[nr - 1]; read_mat_binary_data (is, data.fortran_vec (), prec, nr - 1, swap, flt_fmt); read_mat_binary_data (is, dtmp, prec, 1, swap, flt_fmt); SparseMatrix sm = SparseMatrix (data, r, c, nr_new, nc_new); tc = (order ? sm.transpose () : sm); } } else { Matrix re (nr, nc); read_mat_binary_data (is, re.fortran_vec (), prec, dlen, swap, flt_fmt); if (! is) error ("load: reading matrix data for '%s'", name); if (imag) { Matrix im (nr, nc); read_mat_binary_data (is, im.fortran_vec (), prec, dlen, swap, flt_fmt); if (! is) error ("load: reading imaginary matrix data for '%s'", name); ComplexMatrix ctmp (nr, nc); for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = 0; i < nr; i++) ctmp (i, j) = Complex (re(i, j), im(i, j)); tc = (order ? ctmp.transpose () : ctmp); } else tc = (order ? re.transpose () : re); if (type == 1) tc = tc.convert_to_str (false, true, '\''); } return retval; } } // Save the data from TC along with the corresponding NAME on stream OS // in the MatLab version 4 binary format. bool save_mat_binary_data (std::ostream& os, const octave_value& tc, const std::string& name) { int32_t mopt = 0; mopt += tc.issparse () ? 2 : tc.is_string () ? 1 : 0; octave::mach_info::float_format flt_fmt = octave::mach_info::native_float_format ();; mopt += 1000 * float_format_to_mopt_digit (flt_fmt); os.write (reinterpret_cast<char *> (&mopt), 4); octave_idx_type len; int32_t nr = tc.rows (); int32_t nc = tc.columns (); if (tc.issparse ()) { len = tc.nnz (); uint32_t nnz = len + 1; os.write (reinterpret_cast<char *> (&nnz), 4); uint32_t iscmplx = (tc.iscomplex () ? 4 : 3); os.write (reinterpret_cast<char *> (&iscmplx), 4); uint32_t tmp = 0; os.write (reinterpret_cast<char *> (&tmp), 4); } else { os.write (reinterpret_cast<char *> (&nr), 4); os.write (reinterpret_cast<char *> (&nc), 4); int32_t imag = (tc.iscomplex () ? 1 : 0); os.write (reinterpret_cast<char *> (&imag), 4); len = static_cast<octave_idx_type> (nr) * nc; } // LEN includes the terminating character, and the file is also // supposed to include it. int32_t name_len = name.length () + 1; os.write (reinterpret_cast<char *> (&name_len), 4); os << name << '\0'; if (tc.is_string ()) { charMatrix chm = tc.char_matrix_value (); octave_idx_type nrow = chm.rows (); octave_idx_type ncol = chm.cols (); OCTAVE_LOCAL_BUFFER (double, buf, ncol*nrow); for (octave_idx_type i = 0; i < nrow; i++) { std::string tstr = chm.row_as_string (i); const char *s = tstr.data (); for (octave_idx_type j = 0; j < ncol; j++) buf[j*nrow+i] = static_cast<double> (*s++ & 0x00FF); } std::streamsize n_bytes = static_cast<std::streamsize> (nrow) * static_cast<std::streamsize> (ncol) * sizeof (double); os.write (reinterpret_cast<char *> (buf), n_bytes); } else if (tc.is_range ()) { octave::range<double> r = tc.range_value (); double base = r.base (); double inc = r.increment (); octave_idx_type nel = r.numel (); for (octave_idx_type i = 0; i < nel; i++) { double x = base + i * inc; os.write (reinterpret_cast<char *> (&x), 8); } } else if (tc.is_real_scalar ()) { double tmp = tc.double_value (); os.write (reinterpret_cast<char *> (&tmp), 8); } else if (tc.issparse ()) { double ds; OCTAVE_LOCAL_BUFFER (double, dtmp, len); if (tc.is_complex_matrix ()) { SparseComplexMatrix m = tc.sparse_complex_matrix_value (); for (octave_idx_type i = 0; i < len; i++) dtmp[i] = m.ridx (i) + 1; std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); os.write (reinterpret_cast<const char *> (dtmp), n_bytes); ds = nr; os.write (reinterpret_cast<const char *> (&ds), 8); octave_idx_type ii = 0; for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = m.cidx (j); i < m.cidx (j+1); i++) dtmp[ii++] = j + 1; os.write (reinterpret_cast<const char *> (dtmp), n_bytes); ds = nc; os.write (reinterpret_cast<const char *> (&ds), 8); for (octave_idx_type i = 0; i < len; i++) dtmp[i] = std::real (m.data (i)); os.write (reinterpret_cast<const char *> (dtmp), n_bytes); ds = 0.; os.write (reinterpret_cast<const char *> (&ds), 8); for (octave_idx_type i = 0; i < len; i++) dtmp[i] = std::imag (m.data (i)); os.write (reinterpret_cast<const char *> (dtmp), n_bytes); os.write (reinterpret_cast<const char *> (&ds), 8); } else { SparseMatrix m = tc.sparse_matrix_value (); for (octave_idx_type i = 0; i < len; i++) dtmp[i] = m.ridx (i) + 1; std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); os.write (reinterpret_cast<const char *> (dtmp), n_bytes); ds = nr; os.write (reinterpret_cast<const char *> (&ds), 8); octave_idx_type ii = 0; for (octave_idx_type j = 0; j < nc; j++) for (octave_idx_type i = m.cidx (j); i < m.cidx (j+1); i++) dtmp[ii++] = j + 1; os.write (reinterpret_cast<const char *> (dtmp), n_bytes); ds = nc; os.write (reinterpret_cast<const char *> (&ds), 8); os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); ds = 0.; os.write (reinterpret_cast<const char *> (&ds), 8); } } else if (tc.is_real_matrix ()) { Matrix m = tc.matrix_value (); std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); } else if (tc.is_complex_scalar ()) { Complex tmp = tc.complex_value (); os.write (reinterpret_cast<char *> (&tmp), 16); } else if (tc.is_complex_matrix ()) { ComplexMatrix m_cmplx = tc.complex_matrix_value (); Matrix m = ::real (m_cmplx); std::streamsize n_bytes = 8 * static_cast<std::streamsize> (len); os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); m = ::imag (m_cmplx); os.write (reinterpret_cast<const char *> (m.data ()), n_bytes); } else // FIXME: Should this just error out rather than warn? warn_wrong_type_arg ("save", tc); return ! os.fail (); }