Mercurial > jwe > octave
view libinterp/octave-value/ov-flt-re-mat.cc @ 21100:e39e05d90788
Switch gripe_XXX to either err_XXX or warn_XXX naming scheme.
* libinterp/corefcn/errwarn.h, libinterp/corefcn/errwarn.cc: New header and .cc
file with common errors and warnings for libinterp.
* libinterp/corefcn/module.mk: Add errwarn.h, errwarn.cc to build system.
* liboctave/util/lo-array-errwarn.h, liboctave/util/lo-array-errwarn.cc: New
header and .cc file with common errors and warnings for liboctave.
* liboctave/util/module.mk: Add lo-array-errwarn.h, lo-array-errwarn.cc to
build system.
* lo-array-gripes.h: #include "lo-array-errwarn.h" for access to class
index_exception. Remove const char *error_id_XXX prototypes.
* lo-array-gripes.cc: Remove const char *error_id_XXX initializations.
Remove index_exception method definitions.
* Cell.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc, betainc.cc, cellfun.cc,
daspk.cc, dasrt.cc, dassl.cc, data.cc, debug.cc, defaults.cc, det.cc,
dirfns.cc, eig.cc, fft.cc, fft2.cc, fftn.cc, find.cc, gammainc.cc, gcd.cc,
getgrent.cc, getpwent.cc, graphics.in.h, help.cc, hess.cc, hex2num.cc,
input.cc, inv.cc, jit-typeinfo.cc, load-save.cc, lookup.cc, ls-hdf5.cc,
ls-mat-ascii.cc, ls-mat4.cc, ls-mat5.cc, ls-oct-binary.cc, ls-oct-text.cc,
lsode.cc, lu.cc, luinc.cc, max.cc, mgorth.cc, oct-hist.cc, oct-procbuf.cc,
oct-stream.cc, oct.h, pager.cc, pinv.cc, pr-output.cc, quad.cc, qz.cc, rand.cc,
rcond.cc, regexp.cc, schur.cc, sparse-xdiv.cc, sparse-xpow.cc, sparse.cc,
spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc,
sylvester.cc, syscalls.cc, typecast.cc, utils.cc, variables.cc, xdiv.cc,
xnorm.cc, xpow.cc, __eigs__.cc, __glpk__.cc, __magick_read__.cc,
__osmesa_print__.cc, audiodevinfo.cc, audioread.cc, chol.cc, dmperm.cc,
fftw.cc, qr.cc, symbfact.cc, symrcm.cc, ov-base-diag.cc, ov-base-int.cc,
ov-base-mat.cc, ov-base-scalar.cc, ov-base-sparse.cc, ov-base.cc,
ov-bool-mat.cc, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.cc, ov-cell.cc,
ov-ch-mat.cc, ov-class.cc, ov-complex.cc, ov-complex.h, ov-cs-list.cc,
ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-float.cc, ov-float.h, ov-flt-complex.cc, ov-flt-complex.h,
ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc, ov-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-intx.h, ov-mex-fcn.cc, ov-perm.cc,
ov-range.cc, ov-re-mat.cc, ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h,
ov-str-mat.cc, ov-struct.cc, ov-type-conv.h, ov-uint16.cc, ov-uint32.cc,
ov-uint64.cc, ov-uint8.cc, ov-usr-fcn.cc, ov.cc, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dms-template.cc, op-double-conv.cc, op-fcdm-fcdm.cc, op-fcdm-fdm.cc,
op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc,
op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc,
op-float-conv.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc,
op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc,
op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-int-conv.cc,
op-int.h, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc,
op-m-sm.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-range.cc, op-s-cm.cc,
op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc,
op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc,
op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc,
op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc,
op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc,
ops.h, lex.ll, pt-assign.cc, pt-eval.cc, pt-idx.cc, pt-loop.cc, pt-mat.cc,
pt-stmt.cc, Array-util.cc, Array-util.h, Array.cc, CColVector.cc,
CDiagMatrix.cc, CMatrix.cc, CNDArray.cc, CRowVector.cc, CSparse.cc,
DiagArray2.cc, MDiagArray2.cc, MSparse.cc, PermMatrix.cc, Range.cc, Sparse.cc,
dColVector.cc, dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc,
dSparse.cc, fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc,
fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc,
fRowVector.cc, idx-vector.cc, CmplxGEPBAL.cc, dbleGEPBAL.cc, fCmplxGEPBAL.cc,
floatGEPBAL.cc, Sparse-diag-op-defs.h, Sparse-op-defs.h, Sparse-perm-op-defs.h,
mx-inlines.cc, mx-op-defs.h, oct-binmap.h:
Replace 'include "gripes.h"' with 'include "errwarn.h". Change all gripe_XXX
to err_XXX or warn_XXX or errwarn_XXX.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 18 Jan 2016 18:28:06 -0800 |
parents | 6176560b03d9 |
children | dfcb9d74b253 |
line wrap: on
line source
/* Copyright (C) 1996-2015 John W. Eaton Copyright (C) 2009-2010 VZLU Prague 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 <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <iostream> #include <limits> #include <vector> #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-float.h" #include "ov-flt-complex.h" #include "ov-re-mat.h" #include "ov-flt-re-mat.h" #include "ov-flt-cx-mat.h" #include "ov-re-sparse.h" #include "ov-flt-re-diag.h" #include "ov-flt-cx-diag.h" #include "ov-type-conv.h" #include "pr-output.h" #include "variables.h" #include "ops.h" #include "byte-swap.h" #include "ls-oct-text.h" #include "ls-utils.h" #include "ls-hdf5.h" template class octave_base_matrix<FloatNDArray>; DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_matrix, "float matrix", "single"); octave_base_value * octave_float_matrix::try_narrowing_conversion (void) { octave_base_value *retval = 0; if (matrix.numel () == 1) retval = new octave_float_scalar (matrix (0)); return retval; } double octave_float_matrix::double_value (bool) const { double retval = lo_ieee_nan_value (); if (numel () > 0) { warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "real scalar"); retval = matrix (0, 0); } else err_invalid_conversion ("real matrix", "real scalar"); return retval; } float octave_float_matrix::float_value (bool) const { float retval = lo_ieee_float_nan_value (); if (numel () > 0) { warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "real scalar"); retval = matrix (0, 0); } else err_invalid_conversion ("real matrix", "real scalar"); return retval; } // FIXME Matrix octave_float_matrix::matrix_value (bool) const { return Matrix (FloatMatrix (matrix)); } FloatMatrix octave_float_matrix::float_matrix_value (bool) const { return FloatMatrix (matrix); } Complex octave_float_matrix::complex_value (bool) const { double tmp = lo_ieee_nan_value (); Complex retval (tmp, tmp); if (rows () > 0 && columns () > 0) { warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "complex scalar"); retval = matrix (0, 0); } else err_invalid_conversion ("real matrix", "complex scalar"); return retval; } FloatComplex octave_float_matrix::float_complex_value (bool) const { double tmp = lo_ieee_float_nan_value (); FloatComplex retval (tmp, tmp); if (rows () > 0 && columns () > 0) { warn_implicit_conversion ("Octave:array-to-scalar", "real matrix", "complex scalar"); retval = matrix (0, 0); } else err_invalid_conversion ("real matrix", "complex scalar"); return retval; } // FIXME ComplexMatrix octave_float_matrix::complex_matrix_value (bool) const { return ComplexMatrix (FloatMatrix (matrix)); } FloatComplexMatrix octave_float_matrix::float_complex_matrix_value (bool) const { return FloatComplexMatrix (FloatMatrix (matrix)); } ComplexNDArray octave_float_matrix::complex_array_value (bool) const { return ComplexNDArray (matrix); } FloatComplexNDArray octave_float_matrix::float_complex_array_value (bool) const { return FloatComplexNDArray (matrix); } NDArray octave_float_matrix::array_value (bool) const { return NDArray (matrix); } boolNDArray octave_float_matrix::bool_array_value (bool warn) const { if (matrix.any_element_is_nan ()) err_nan_to_logical_conversion (); else if (warn && matrix.any_element_not_one_or_zero ()) warn_logical_conversion (); return boolNDArray (matrix); } charNDArray octave_float_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>(matrix.elem (i)); return retval; } SparseMatrix octave_float_matrix::sparse_matrix_value (bool) const { return SparseMatrix (matrix_value ()); } SparseComplexMatrix octave_float_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_float_matrix::diag (octave_idx_type k) const { octave_value retval; if (k == 0 && matrix.ndims () == 2 && (matrix.rows () == 1 || matrix.columns () == 1)) retval = FloatDiagMatrix (DiagArray2<float> (matrix)); else retval = octave_base_matrix<FloatNDArray>::diag (k); return retval; } octave_value octave_float_matrix::diag (octave_idx_type m, octave_idx_type n) const { if (matrix.ndims () != 2 || (matrix.rows () != 1 && matrix.columns () != 1)) error ("diag: expecting vector argument"); FloatMatrix mat (matrix); return mat.diag (m, n); } octave_value octave_float_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 (); float d = matrix (i); if (xisnan (d)) err_nan_to_character_conversion (); else { int ival = 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_float_matrix::save_ascii (std::ostream& os) { dim_vector d = dims (); if (d.length () > 2) { FloatNDArray tmp = float_array_value (); os << "# ndims: " << d.length () << "\n"; for (int i=0; i < d.length (); i++) os << " " << d(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 << float_matrix_value (); } return true; } bool octave_float_matrix::load_ascii (std::istream& is) { bool success = true; 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"); 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"); FloatNDArray tmp(dv); is >> tmp; if (! is) error ("load: failed to load matrix constant"); 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) { FloatMatrix tmp (nr, nc); is >> tmp; if (! is) error ("load: failed to load matrix constant"); matrix = tmp; } else if (nr == 0 || nc == 0) matrix = FloatMatrix (nr, nc); else panic_impossible (); } else panic_impossible (); return success; } bool octave_float_matrix::save_binary (std::ostream& os, bool&) { dim_vector d = dims (); if (d.length () < 1) return false; // Use negative value for ndims to differentiate with old format!! int32_t tmp = - d.length (); os.write (reinterpret_cast<char *> (&tmp), 4); for (int i = 0; i < d.length (); i++) { tmp = d(i); os.write (reinterpret_cast<char *> (&tmp), 4); } FloatNDArray m = float_array_value (); save_type st = LS_FLOAT; if (d.numel () > 8192) // FIXME: make this configurable. { float max_val, min_val; if (m.all_integers (max_val, min_val)) st = get_save_type (max_val, min_val); } const float *mtmp = m.data (); write_floats (os, mtmp, st, d.numel ()); return true; } bool octave_float_matrix::load_binary (std::istream& is, bool swap, oct_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; FloatNDArray m(dv); float *re = m.fortran_vec (); read_floats (is, re, static_cast<save_type> (tmp), dv.numel (), swap, fmt); if (! is) return false; 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; FloatMatrix m (nr, nc); float *re = m.fortran_vec (); octave_idx_type len = nr * nc; read_floats (is, re, static_cast<save_type> (tmp), len, swap, fmt); if (! is) return false; matrix = m; } return true; } bool octave_float_matrix::save_hdf5 (octave_hdf5_id loc_id, const char *name, bool) { 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.length (); hid_t space_hid, data_hid; space_hid = data_hid = -1; FloatNDArray 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, 0); if (space_hid < 0) return false; hid_t save_type_hid = H5T_NATIVE_FLOAT; #if HAVE_HDF5_INT2FLOAT_CONVERSIONS // hdf5 currently doesn't support float/integer conversions else { float max_val, min_val; if (m.all_integers (max_val, min_val)) save_type_hid = save_type_to_hdf5 (get_save_type (max_val, min_val)); } #endif #if 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; } float *mtmp = m.fortran_vec (); retval = H5Dwrite (data_hid, H5T_NATIVE_FLOAT, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, mtmp) >= 0; H5Dclose (data_hid); H5Sclose (space_hid); #else gripe_save ("hdf5"); #endif return retval; } bool octave_float_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) matrix.resize (dv); if (empty) return (empty > 0); #if 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]; } FloatNDArray m (dv); float *re = m.fortran_vec (); if (H5Dread (data_hid, H5T_NATIVE_FLOAT, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, re) >= 0) { retval = true; matrix = m; } H5Sclose (space_id); H5Dclose (data_hid); #else gripe_load ("hdf5"); #endif return retval; } void octave_float_matrix::print_raw (std::ostream& os, bool pr_as_read_syntax) const { octave_print_internal (os, matrix, pr_as_read_syntax, current_print_indent_level ()); } mxArray * octave_float_matrix::as_mxArray (void) const { mxArray *retval = new mxArray (mxSINGLE_CLASS, dims (), mxREAL); float *pr = static_cast<float *> (retval->get_data ()); mwSize nel = numel (); const float *p = matrix.data (); for (mwIndex i = 0; i < nel; i++) pr[i] = p[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 FloatNDArray& a, FloatComplex (&fcn) (float)) { octave_idx_type n = a.numel (); NoAlias<FloatNDArray> rr (a.dims ()); for (octave_idx_type i = 0; i < n; i++) { octave_quit (); FloatComplex tmp = fcn (a(i)); if (tmp.imag () == 0.0) rr(i) = tmp.real (); else { NoAlias<FloatComplexNDArray> rc (a.dims ()); for (octave_idx_type j = 0; j < i; j++) rc(j) = rr(j); rc(i) = tmp; for (octave_idx_type j = i+1; j < n; j++) { octave_quit (); rc(j) = fcn (a(j)); } return new octave_float_complex_matrix (rc); } } return rr; } octave_value octave_float_matrix::map (unary_mapper_t umap) const { switch (umap) { case umap_imag: return FloatNDArray (matrix.dims (), 0.0); case umap_real: case umap_conj: return matrix; // Mappers handled specially. #define ARRAY_METHOD_MAPPER(UMAP, FCN) \ case umap_ ## UMAP: \ return octave_value (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 (matrix.map<TYPE> (FCN)) #define RC_ARRAY_MAPPER(UMAP, TYPE, FCN) \ case umap_ ## UMAP: \ return do_rc_map (matrix, FCN) RC_ARRAY_MAPPER (acos, FloatComplex, rc_acos); RC_ARRAY_MAPPER (acosh, FloatComplex, rc_acosh); ARRAY_MAPPER (angle, float, ::arg); ARRAY_MAPPER (arg, float, ::arg); RC_ARRAY_MAPPER (asin, FloatComplex, rc_asin); ARRAY_MAPPER (asinh, float, ::asinhf); ARRAY_MAPPER (atan, float, ::atanf); RC_ARRAY_MAPPER (atanh, FloatComplex, rc_atanh); ARRAY_MAPPER (erf, float, ::erff); ARRAY_MAPPER (erfinv, float, ::erfinv); ARRAY_MAPPER (erfcinv, float, ::erfcinv); ARRAY_MAPPER (erfc, float, ::erfcf); ARRAY_MAPPER (erfcx, float, ::erfcx); ARRAY_MAPPER (erfi, float, ::erfi); ARRAY_MAPPER (dawson, float, ::dawson); ARRAY_MAPPER (gamma, float, xgamma); RC_ARRAY_MAPPER (lgamma, FloatComplex, rc_lgamma); ARRAY_MAPPER (cbrt, float, ::cbrtf); ARRAY_MAPPER (ceil, float, ::ceilf); ARRAY_MAPPER (cos, float, ::cosf); ARRAY_MAPPER (cosh, float, ::coshf); ARRAY_MAPPER (exp, float, ::expf); ARRAY_MAPPER (expm1, float, ::expm1f); ARRAY_MAPPER (fix, float, ::fix); ARRAY_MAPPER (floor, float, ::floorf); RC_ARRAY_MAPPER (log, FloatComplex, rc_log); RC_ARRAY_MAPPER (log2, FloatComplex, rc_log2); RC_ARRAY_MAPPER (log10, FloatComplex, rc_log10); RC_ARRAY_MAPPER (log1p, FloatComplex, rc_log1p); ARRAY_MAPPER (round, float, xround); ARRAY_MAPPER (roundb, float, xroundb); ARRAY_MAPPER (signum, float, ::signum); ARRAY_MAPPER (sin, float, ::sinf); ARRAY_MAPPER (sinh, float, ::sinhf); RC_ARRAY_MAPPER (sqrt, FloatComplex, rc_sqrt); ARRAY_MAPPER (tan, float, ::tanf); ARRAY_MAPPER (tanh, float, ::tanhf); ARRAY_MAPPER (isna, bool, octave_is_NA); ARRAY_MAPPER (xsignbit, float, xsignbit); // Special cases for Matlab compatibility. case umap_xtolower: case umap_xtoupper: return 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: case umap_xtoascii: { octave_value str_conv = convert_to_str (true, true); return str_conv.map (umap); } default: return octave_base_value::map (umap); } } DEFUN (single, args, , "-*- texinfo -*-\n\ @deftypefn {} {} single (@var{x})\n\ Convert @var{x} to single precision type.\n\ @seealso{double}\n\ @end deftypefn") { // The OCTAVE_TYPE_CONV_BODY3 macro declares retval, so they go // inside their own scopes, and we don't declare retval here to // avoid a shadowed declaration warning. if (args.length () != 1) print_usage (); if (args(0).is_diag_matrix ()) { if (args(0).is_complex_type ()) { OCTAVE_TYPE_CONV_BODY3 (single, octave_float_complex_diag_matrix, octave_float_complex); } else { OCTAVE_TYPE_CONV_BODY3 (single, octave_float_diag_matrix, octave_float_scalar); } } else if (args(0).is_sparse_type ()) { error ("single: sparse type does not support single precision"); } else if (args(0).is_complex_type ()) { OCTAVE_TYPE_CONV_BODY3 (single, octave_float_complex_matrix, octave_float_complex); } else { OCTAVE_TYPE_CONV_BODY3 (single, octave_float_matrix, octave_float_scalar); } return ovl (); } /* %!assert (class (single (1)), "single") %!assert (class (single (1 + i)), "single") %!assert (class (single (int8 (1))), "single") %!assert (class (single (uint8 (1))), "single") %!assert (class (single (int16 (1))), "single") %!assert (class (single (uint16 (1))), "single") %!assert (class (single (int32 (1))), "single") %!assert (class (single (uint32 (1))), "single") %!assert (class (single (int64 (1))), "single") %!assert (class (single (uint64 (1))), "single") %!assert (class (single (true)), "single") %!assert (class (single ("A")), "single") %!error (single (sparse (1))) %!test %! x = diag ([1 3 2]); %! y = single (x); %! assert (class (x), "double"); %! assert (class (y), "single"); %!test %! x = diag ([i 3 2]); %! y = single (x); %! assert (class (x), "double"); %! assert (class (y), "single"); */