Mercurial > octave
view libinterp/octave-value/ov-range.cc @ 22407:34ce5be04942
maint: Style check C++ code in libinterp/.
* build-env.h, build-env.in.cc, builtins.h, Cell.cc, Cell.h, __contourc__.cc,
__dispatch__.cc, __dsearchn__.cc, __ilu__.cc, __lin_interpn__.cc, __luinc__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc,
base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc,
c-file-ptr-stream.h, call-stack.cc, call-stack.h, cdisplay.c, cdisplay.h,
cellfun.cc, coct-hdf5-types.c, comment-list.cc, comment-list.h, conv2.cc,
daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, debug.h, defaults.cc,
defaults.in.h, defun-dld.h, defun-int.h, defun.h, det.cc, dirfns.cc, dirfns.h,
display.cc, display.h, dlmread.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc,
error.cc, error.h, errwarn.h, event-queue.cc, event-queue.h, fft.cc, fft2.cc,
fftn.cc, file-io.cc, file-io.h, filter.cc, find.cc, ft-text-renderer.cc,
ft-text-renderer.h, gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, givens.cc,
gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics.cc,
graphics.in.h, gripes.h, gsvd.cc, hash.cc, help.cc, help.h, hess.cc,
hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter.cc,
interpreter.h, inv.cc, jit-ir.cc, jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h,
jit-util.cc, jit-util.h, kron.cc, load-path.cc, load-path.h, load-save.cc,
load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-hdf5.cc,
ls-hdf5.h, ls-mat-ascii.cc, ls-mat-ascii.h, ls-mat4.cc, ls-mat4.h, ls-mat5.h,
ls-oct-binary.cc, ls-oct-binary.h, ls-oct-text.cc, ls-oct-text.h, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, matrix_type.cc, max.cc, mex.cc, mex.h, mexproto.h,
mgorth.cc, mxarray.in.h, nproc.cc, oct-errno.h, oct-errno.in.cc, oct-fstrm.cc,
oct-fstrm.h, oct-handle.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hdf5.h,
oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-lvalue.cc,
oct-lvalue.h, oct-map.h, oct-obj.h, oct-opengl.h, oct-prcstrm.cc,
oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-stdstrm.h, oct-stream.cc,
oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct.h, octave-default-image.h,
octave-link.h, octave-preserve-stream-state.h, ordschur.cc, pager.cc, pager.h,
pinv.cc, pr-output.cc, pr-output.h, procstream.cc, procstream.h, profiler.h,
psi.cc, pt-jit.cc, pt-jit.h, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc,
regexp.cc, schur.cc, sighandlers.cc, sighandlers.h, sparse-xdiv.cc,
sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc,
str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc,
symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-renderer.cc,
text-renderer.h, time.cc, toplev.cc, toplev.h, tril.cc, tsearch.cc, txt-eng.cc,
txt-eng.h, typecast.cc, urlwrite.cc, utils.cc, utils.h, variables.cc,
variables.h, workspace-element.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc,
xpow.h, zfstream.cc, zfstream.h, deprecated-config.h, __delaunayn__.cc,
__eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc,
audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc, convhulln.cc,
dmperm.cc, fftw.cc, gzip.cc, oct-qhull.h, qr.cc, symbfact.cc, symrcm.cc,
liboctinterp-build-info.h, liboctinterp-build-info.in.cc, ov-base-diag.h,
ov-base-int.cc, ov-base-int.h, ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.h,
ov-base-sparse.cc, ov-base-sparse.h, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-bool-mat.h, ov-bool-sparse.cc, ov-bool-sparse.h, ov-bool.cc, ov-bool.h,
ov-builtin.cc, ov-builtin.h, ov-cell.cc, ov-cell.h, ov-ch-mat.cc, ov-ch-mat.h,
ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-colon.cc,
ov-colon.h, ov-complex.cc, ov-complex.h, ov-cs-list.h, ov-cx-diag.cc,
ov-cx-diag.h, ov-cx-mat.cc, ov-cx-mat.h, ov-cx-sparse.cc, ov-cx-sparse.h,
ov-dld-fcn.cc, ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h,
ov-fcn-inline.cc, ov-fcn-inline.h, ov-fcn.cc, ov-fcn.h, ov-float.cc,
ov-float.h, ov-flt-complex.cc, ov-flt-complex.h, ov-flt-cx-diag.cc,
ov-flt-cx-diag.h, ov-flt-cx-mat.cc, ov-flt-cx-mat.h, ov-flt-re-diag.cc,
ov-flt-re-diag.h, ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-int-traits.h,
ov-int16.cc, ov-int16.h, ov-int32.cc, ov-int32.h, ov-int64.cc, ov-int64.h,
ov-int8.cc, ov-int8.h, ov-intx.h, ov-java.cc, ov-java.h, ov-lazy-idx.cc,
ov-lazy-idx.h, ov-mex-fcn.cc, ov-mex-fcn.h, ov-null-mat.cc, ov-null-mat.h,
ov-oncleanup.cc, ov-oncleanup.h, ov-perm.cc, ov-perm.h, ov-range.cc,
ov-range.h, ov-re-diag.cc, ov-re-diag.h, ov-re-mat.cc, ov-re-mat.h,
ov-re-sparse.cc, ov-re-sparse.h, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc,
ov-str-mat.h, ov-struct.cc, ov-struct.h, ov-typeinfo.cc, ov-typeinfo.h,
ov-uint16.cc, ov-uint16.h, ov-uint32.cc, ov-uint32.h, ov-uint64.cc,
ov-uint64.h, ov-uint8.cc, ov-uint8.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.h,
ovl.cc, ovl.h, octave.cc, octave.h, 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-pm.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-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcm-pm.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-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fm-pm.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.h,
op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-pm.cc, op-m-s.cc, op-m-scm.cc,
op-m-sm.cc, op-pm-cm.cc, op-pm-fcm.cc, op-pm-fm.cc, op-pm-m.cc, op-pm-pm.cc,
op-pm-scm.cc, op-pm-sm.cc, op-pm-template.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, options-usage.h, lex.h, parse.h, pt-all.h, pt-arg-list.cc,
pt-arg-list.h, 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.cc,
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-funcall.cc, pt-funcall.h,
pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.cc, 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-stmt.cc, pt-stmt.h, pt-unop.cc,
pt-unop.h, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Array-jit.cc,
Array-tc.cc, version.cc, version.in.h:
Style check C++ code in libinterp/
author | Rik <rik@octave.org> |
---|---|
date | Tue, 30 Aug 2016 21:46:47 -0700 |
parents | d0562b3159c7 |
children | 6bf1cbb90705 |
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/* Copyright (C) 1996-2016 John W. Eaton 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/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <iostream> #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 "lo-ieee.h" #include "lo-utils.h" #include "defun.h" #include "variables.h" #include "errwarn.h" #include "mxarray.h" #include "ops.h" #include "ovl.h" #include "oct-hdf5.h" #include "ov-range.h" #include "ov-re-mat.h" #include "ov-scalar.h" #include "pr-output.h" #include "byte-swap.h" #include "ls-ascii-helper.h" #include "ls-hdf5.h" #include "ls-utils.h" // If TRUE, allow ranges with non-integer elements as array indices. static bool Vallow_noninteger_range_as_index = true; DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_range, "range", "double"); static octave_base_value * default_numeric_conversion_function (const octave_base_value& a) { const octave_range& v = dynamic_cast<const octave_range&> (a); return new octave_matrix (v.matrix_value ()); } octave_base_value::type_conv_info octave_range::numeric_conversion_function (void) const { return octave_base_value::type_conv_info (default_numeric_conversion_function, octave_matrix::static_type_id ()); } octave_base_value * octave_range::try_narrowing_conversion (void) { octave_base_value *retval = 0; switch (range.numel ()) { case 1: retval = new octave_scalar (range.base ()); break; case 0: retval = new octave_matrix (Matrix (1, 0)); break; case -2: retval = new octave_matrix (range.matrix_value ()); break; default: break; } return retval; } octave_value octave_range::subsref (const std::string& type, const std::list<octave_value_list>& idx) { octave_value retval; switch (type[0]) { case '(': retval = do_index_op (idx.front ()); break; case '{': case '.': { std::string nm = type_name (); error ("%s cannot be indexed with %c", nm.c_str (), type[0]); } break; default: panic_impossible (); } return retval.next_subsref (type, idx); } octave_value octave_range::do_index_op (const octave_value_list& idx, bool resize_ok) { if (idx.length () == 1 && ! resize_ok) { octave_value retval; // The range can handle a single subscript. try { idx_vector i = idx(0).index_vector (); if (i.is_scalar () && i(0) < range.numel ()) retval = range.elem (i(0)); else retval = range.index (i); } catch (octave::index_exception& e) { // More info may be added later before displaying error. e.set_pos_if_unset (1, 1); throw; } return retval; } else { octave_value tmp (new octave_matrix (range.matrix_value ())); return tmp.do_index_op (idx, resize_ok); } } idx_vector octave_range::index_vector (bool require_integers) const { if (idx_cache) return *idx_cache; else { if (require_integers || ! Vallow_noninteger_range_as_index || range.all_elements_are_ints ()) return set_idx_cache (idx_vector (range)); else { warning_with_id ("Octave:noninteger-range-as-index", "non-integer range used as index"); return octave_value (matrix_value ()).round ().index_vector (); } } } double octave_range::double_value (bool) const { double retval = lo_ieee_nan_value (); octave_idx_type nel = range.numel (); if (nel == 0) err_invalid_conversion ("range", "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "range", "real scalar"); retval = range.base (); return retval; } float octave_range::float_value (bool) const { float retval = lo_ieee_float_nan_value (); octave_idx_type nel = range.numel (); if (nel == 0) err_invalid_conversion ("range", "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "range", "real scalar"); retval = range.base (); return retval; } charNDArray octave_range::char_array_value (bool) const { const Matrix matrix = range.matrix_value (); 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; } octave_value octave_range::all (int dim) const { // FIXME: this is a potential waste of memory. Matrix m = range.matrix_value (); return m.all (dim); } octave_value octave_range::any (int dim) const { // FIXME: this is a potential waste of memory. Matrix m = range.matrix_value (); return m.any (dim); } octave_value octave_range::diag (octave_idx_type k) const { return (k == 0 ? octave_value (DiagMatrix (DiagArray2<double> (range.matrix_value ()))) : octave_value (range.diag (k))); } octave_value octave_range::diag (octave_idx_type m, octave_idx_type n) const { Matrix mat = range.matrix_value (); return mat.diag (m, n); } // Return true if this range has all true elements (non-zero, not NaN/NA). // A range cannot have NaN/NA. bool octave_range::is_true (void) const { bool retval = false; if (! range.is_empty ()) { if (dims ().numel () > 1) warn_array_as_logical (dims ()); Range r = range_value (); double base = r.base (); double limit = r.limit (); // Can't be zero if we start and finish on the same size of 0 if (((base > 0 && limit > 0) || (base < 0 && limit < 0)) && numel () > 0) retval = true; else { /* // This tells us whether one element is 0, if arithmetic is exact. double steps_to_zero = base / r.inc (); retval = (steps_to_zero != floor (steps_to_zero)); */ // FIXME: this is a waste of memory. Matrix m ((range.matrix_value ().all ()).all ()); retval = ! m.is_empty () && m(0, 0) != 0.0; } } return retval; } Complex octave_range::complex_value (bool) const { double tmp = lo_ieee_nan_value (); Complex retval (tmp, tmp); octave_idx_type nel = range.numel (); if (nel == 0) err_invalid_conversion ("range", "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "range", "complex scalar"); retval = range.base (); return retval; } FloatComplex octave_range::float_complex_value (bool) const { float tmp = lo_ieee_float_nan_value (); FloatComplex retval (tmp, tmp); octave_idx_type nel = range.numel (); if (nel == 0) err_invalid_conversion ("range", "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", "range", "complex scalar"); retval = range.base (); return retval; } boolNDArray octave_range::bool_array_value (bool warn) const { Matrix m = range.matrix_value (); if (m.any_element_is_nan ()) octave::err_nan_to_logical_conversion (); if (warn && m.any_element_not_one_or_zero ()) warn_logical_conversion (); return boolNDArray (m); } octave_value octave_range::resize (const dim_vector& dv, bool fill) const { NDArray retval = array_value (); if (fill) retval.resize (dv, 0); else retval.resize (dv); return retval; } octave_value octave_range::convert_to_str_internal (bool pad, bool force, char type) const { octave_value tmp (range.matrix_value ()); return tmp.convert_to_str (pad, force, type); } octave_value octave_range::as_double (void) const { return range; } octave_value octave_range::as_single (void) const { return FloatMatrix (range.matrix_value ()); } octave_value octave_range::as_int8 (void) const { return int8NDArray (range.matrix_value ()); } octave_value octave_range::as_int16 (void) const { return int16NDArray (range.matrix_value ()); } octave_value octave_range::as_int32 (void) const { return int32NDArray (range.matrix_value ()); } octave_value octave_range::as_int64 (void) const { return int64NDArray (range.matrix_value ()); } octave_value octave_range::as_uint8 (void) const { return uint8NDArray (range.matrix_value ()); } octave_value octave_range::as_uint16 (void) const { return uint16NDArray (range.matrix_value ()); } octave_value octave_range::as_uint32 (void) const { return uint32NDArray (range.matrix_value ()); } octave_value octave_range::as_uint64 (void) const { return uint64NDArray (range.matrix_value ()); } void octave_range::print (std::ostream& os, bool pr_as_read_syntax) { print_raw (os, pr_as_read_syntax); newline (os); } void octave_range::print_raw (std::ostream& os, bool pr_as_read_syntax) const { octave_print_internal (os, range, pr_as_read_syntax, current_print_indent_level ()); } bool octave_range::print_name_tag (std::ostream& os, const std::string& name) const { bool retval = false; octave_idx_type n = range.numel (); indent (os); if (n == 0 || n == 1) os << name << " = "; else { os << name << " ="; newline (os); if (! Vcompact_format) newline (os); retval = true; } return retval; } void octave_range::short_disp (std::ostream& os) const { octave_idx_type len = range.numel (); if (len == 0) os << "[]"; else { os << range.base () << ":"; if (len > 1) { if (range.inc () != 1) os << range.inc () << ":"; os << range.limit (); } } } // Skip white space and comments on stream IS. static void skip_comments (std::istream& is) { char c = '\0'; while (is.get (c)) { if (c == ' ' || c == '\t' || c == '\n') ; // Skip whitespace on way to beginning of next line. else break; } skip_until_newline (is, false); } bool octave_range::save_ascii (std::ostream& os) { Range r = range_value (); double base = r.base (); double limit = r.limit (); double inc = r.inc (); octave_idx_type len = r.numel (); if (inc != 0) os << "# base, limit, increment\n"; else os << "# base, length, increment\n"; octave_write_double (os, base); os << " "; if (inc != 0) octave_write_double (os, limit); else os << len; os << " "; octave_write_double (os, inc); os << "\n"; return true; } bool octave_range::load_ascii (std::istream& is) { // # base, limit, range comment added by save (). skip_comments (is); double base, limit, inc; is >> base >> limit >> inc; if (! is) error ("load: failed to load range constant"); if (inc != 0) range = Range (base, limit, inc); else range = Range (base, inc, static_cast<octave_idx_type> (limit)); return true; } bool octave_range::save_binary (std::ostream& os, bool& /* save_as_floats */) { char tmp = LS_DOUBLE; os.write (reinterpret_cast<char *> (&tmp), 1); Range r = range_value (); double bas = r.base (); double lim = r.limit (); double inc = r.inc (); if (inc == 0) lim = r.numel (); os.write (reinterpret_cast<char *> (&bas), 8); os.write (reinterpret_cast<char *> (&lim), 8); os.write (reinterpret_cast<char *> (&inc), 8); return true; } bool octave_range::load_binary (std::istream& is, bool swap, octave::mach_info::float_format /* fmt */) { char tmp; if (! is.read (reinterpret_cast<char *> (&tmp), 1)) return false; double bas, lim, inc; if (! is.read (reinterpret_cast<char *> (&bas), 8)) return false; if (swap) swap_bytes<8> (&bas); if (! is.read (reinterpret_cast<char *> (&lim), 8)) return false; if (swap) swap_bytes<8> (&lim); if (! is.read (reinterpret_cast<char *> (&inc), 8)) return false; if (swap) swap_bytes<8> (&inc); if (inc != 0) range = Range (bas, lim, inc); else range = Range (bas, inc, static_cast<octave_idx_type> (lim)); return true; } #if defined (HAVE_HDF5) // The following subroutines creates an HDF5 representation of the way // we will store Octave range types (triplets of floating-point numbers). // NUM_TYPE is the HDF5 numeric type to use for storage (e.g. // H5T_NATIVE_DOUBLE to save as 'double'). Note that any necessary // conversions are handled automatically by HDF5. static hid_t hdf5_make_range_type (hid_t num_type) { hid_t type_id = H5Tcreate (H5T_COMPOUND, sizeof (double) * 3); H5Tinsert (type_id, "base", 0 * sizeof (double), num_type); H5Tinsert (type_id, "limit", 1 * sizeof (double), num_type); H5Tinsert (type_id, "increment", 2 * sizeof (double), num_type); return type_id; } #endif bool octave_range::save_hdf5 (octave_hdf5_id loc_id, const char *name, bool /* save_as_floats */) { bool retval = false; #if defined (HAVE_HDF5) hsize_t dimens[3]; hid_t space_hid, type_hid, data_hid; space_hid = type_hid = data_hid = -1; space_hid = H5Screate_simple (0, dimens, 0); if (space_hid < 0) return false; type_hid = hdf5_make_range_type (H5T_NATIVE_DOUBLE); if (type_hid < 0) { H5Sclose (space_hid); return false; } #if defined (HAVE_HDF5_18) data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, octave_H5P_DEFAULT, octave_H5P_DEFAULT, octave_H5P_DEFAULT); #else data_hid = H5Dcreate (loc_id, name, type_hid, space_hid, octave_H5P_DEFAULT); #endif if (data_hid < 0) { H5Sclose (space_hid); H5Tclose (type_hid); return false; } Range r = range_value (); double range_vals[3]; range_vals[0] = r.base (); range_vals[1] = r.inc () != 0 ? r.limit () : r.numel (); range_vals[2] = r.inc (); if (H5Dwrite (data_hid, type_hid, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, range_vals) >= 0) { octave_idx_type nel = r.numel (); retval = hdf5_add_scalar_attr (data_hid, H5T_NATIVE_IDX, "OCTAVE_RANGE_NELEM", &nel) >= 0; } else retval = false; H5Dclose (data_hid); H5Tclose (type_hid); H5Sclose (space_hid); #else octave_unused_parameter (loc_id); octave_unused_parameter (name); warn_save ("hdf5"); #endif return retval; } bool octave_range::load_hdf5 (octave_hdf5_id loc_id, const char *name) { bool retval = false; #if defined (HAVE_HDF5) #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 type_hid = H5Dget_type (data_hid); hid_t range_type = hdf5_make_range_type (H5T_NATIVE_DOUBLE); if (! hdf5_types_compatible (type_hid, range_type)) { H5Tclose (range_type); H5Dclose (data_hid); return false; } hid_t space_hid = H5Dget_space (data_hid); hsize_t rank = H5Sget_simple_extent_ndims (space_hid); if (rank != 0) { H5Tclose (range_type); H5Sclose (space_hid); H5Dclose (data_hid); return false; } double rangevals[3]; if (H5Dread (data_hid, range_type, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, rangevals) >= 0) { retval = true; octave_idx_type nel; if (hdf5_get_scalar_attr (data_hid, H5T_NATIVE_IDX, "OCTAVE_RANGE_NELEM", &nel)) range = Range (rangevals[0], rangevals[2], nel); else { if (rangevals[2] != 0) range = Range (rangevals[0], rangevals[1], rangevals[2]); else range = Range (rangevals[0], rangevals[2], static_cast<octave_idx_type> (rangevals[1])); } } H5Tclose (range_type); H5Sclose (space_hid); H5Dclose (data_hid); #else octave_unused_parameter (loc_id); octave_unused_parameter (name); warn_load ("hdf5"); #endif return retval; } mxArray * octave_range::as_mxArray (void) const { mxArray *retval = new mxArray (mxDOUBLE_CLASS, dims (), mxREAL); double *pr = static_cast<double *> (retval->get_data ()); mwSize nel = numel (); Matrix m = matrix_value (); const double *p = m.data (); for (mwSize i = 0; i < nel; i++) pr[i] = p[i]; return retval; } octave_value octave_range::fast_elem_extract (octave_idx_type n) const { return (n < range.numel ()) ? octave_value (range.elem (n)) : octave_value (); } DEFUN (allow_noninteger_range_as_index, args, nargout, doc: /* -*- texinfo -*- @deftypefn {} {@var{val} =} allow_noninteger_range_as_index () @deftypefnx {} {@var{old_val} =} allow_noninteger_range_as_index (@var{new_val}) @deftypefnx {} {} allow_noninteger_range_as_index (@var{new_val}, "local") Query or set the internal variable that controls whether non-integer ranges are allowed as indices. This might be useful for @sc{matlab} compatibility; however, it is still not entirely compatible because @sc{matlab} treats the range expression differently in different contexts. When called from inside a function with the @qcode{"local"} option, the variable is changed locally for the function and any subroutines it calls. The original variable value is restored when exiting the function. @end deftypefn */) { static bool warned = false; if (! warned) { warned = true; warning_with_id ("Octave:deprecated-function", "allow_noninteger_range_as_index is obsolete and will be removed from a future version of Octave"); } return SET_INTERNAL_VARIABLE (allow_noninteger_range_as_index); } /* %!test %! x = 0:10; %! warning ("off", "Octave:deprecated-function", "local"); %! save = allow_noninteger_range_as_index (); %! warn_state = warning ("query", "Octave:noninteger-range-as-index"); %! unwind_protect %! allow_noninteger_range_as_index (false); %! fail ("x(2.1:5)"); %! assert (x(2:5), 1:4); %! allow_noninteger_range_as_index (true); %! warning ("off", "Octave:noninteger-range-as-index"); %! assert (x(2.49:5), 1:3); %! assert (x(2.5:5), 2:4); %! assert (x(2.51:5), 2:4); %! unwind_protect_cleanup %! allow_noninteger_range_as_index (save); %! warning (warn_state.state, warn_state.identifier); %! end_unwind_protect */