Mercurial > octave
view libinterp/octave-value/ov-flt-complex.cc @ 22022:278fc29b69ca
maint: Eliminate unnecessary double newline blocks (only whitespace changes).
* Figure.cc, annotation-dialog.cc, dialog.cc, dialog.h, files-dock-widget.cc,
find-files-dialog.cc, find-files-model.cc, file-editor-tab.cc, file-editor.cc,
find-dialog.cc, octave-qscintilla.cc, octave-txt-lexer.cc, main-window.cc,
main-window.h, octave-cmd.cc, octave-cmd.h, octave-dock-widget.cc,
octave-qt-link.cc, parser.h, webinfo.cc, settings-dialog.cc,
shortcut-manager.cc, shortcut-manager.h, welcome-wizard.cc, workspace-model.cc,
__ilu__.cc, __lin_interpn__.cc, besselj.cc, bsxfun.cc, cellfun.cc, conv2.cc,
data.cc, debug.cc, debug.h, dynamic-ld.cc, fft2.cc, file-io.cc,
ft-text-renderer.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, graphics.in.h,
help.cc, jit-typeinfo.cc, jit-typeinfo.h, kron.cc, ls-ascii-helper.cc,
ls-hdf5.cc, ls-hdf5.h, ls-mat5.cc, max.cc, oct-map.cc, oct-map.h,
oct-stream.cc, octave-link.h, pr-output.cc, pt-jit.cc, qz.cc, sparse-xdiv.cc,
sparse-xpow.cc, strfind.cc, strfns.cc, symtab.h, toplev.cc, toplev.h,
typecast.cc, utils.cc, variables.cc, xdiv.h, xpow.cc, xpow.h, zfstream.cc,
__eigs__.cc, __init_fltk__.cc, audioread.cc, ccolamd.cc, chol.cc, qr.cc,
ov-base-diag.cc, ov-base-int.cc, ov-base-sparse.cc, 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.h, ov-cell.cc, ov-cell.h, ov-class.cc, ov-class.h,
ov-classdef.cc, ov-complex.cc, ov-complex.h, ov-cs-list.cc, 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.h, ov-fcn-inline.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-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-intx.h, ov-lazy-idx.cc, ov-lazy-idx.h,
ov-mex-fcn.h, ov-null-mat.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-sparse.cc, ov-re-sparse.h,
ov-scalar.cc, ov-scalar.h, ov-str-mat.h, ov-struct.cc, ov-struct.h,
ov-type-conv.h, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc,
ov-usr-fcn.cc, ov-usr-fcn.h, ov.h, op-cm-m.cc, op-fcm-fm.cc, op-fm-fm.cc,
op-int.h, op-m-m.cc, op-pm-template.cc, pt-binop.h, pt-select.cc, pt-stmt.cc,
pt-unop.h, Array-util.cc, Array.cc, Array.h, CColVector.cc, CMatrix.cc,
CMatrix.h, CSparse.cc, MArray.cc, MSparse.cc, MatrixType.cc, PermMatrix.cc,
Range.cc, Sparse-C.cc, Sparse.cc, dMatrix.cc, dim-vector.h, fCColVector.cc,
fCMatrix.cc, fMatrix.cc, fMatrix.h, idx-vector.cc, idx-vector.h, blaswrap.c,
f77-fcn.h, DASPK.cc, eigs-base.cc, hess.cc, lo-specfun.cc, oct-fftw.cc,
oct-norm.cc, oct-rand.cc, oct-rand.h, qr.cc, qrp.cc, randmtzig.cc,
randpoisson.cc, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, Sparse-op-defs.h,
mx-inlines.cc, oct-env.h, cmd-edit.cc, f2c-main.c, lo-array-errwarn.cc,
lo-array-errwarn.h, lo-array-gripes.cc, lo-array-gripes.h, lo-ieee.h,
lo-regexp.cc, oct-binmap.h, oct-inttypes.cc, oct-inttypes.h, oct-sort.cc,
oct-sort.h, mkoctfile.in.cc:
maint: Eliminate unnecessary double newline blocks (only whitespace changes).
author | Rik <rik@octave.org> |
---|---|
date | Fri, 01 Jul 2016 19:48:35 -0700 |
parents | df064166f180 |
children | e43d83253e28 |
line wrap: on
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/* Copyright (C) 1996-2015 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 "lo-ieee.h" #include "lo-specfun.h" #include "lo-mappers.h" #include "mxarray.h" #include "ovl.h" #include "oct-hdf5.h" #include "oct-stream.h" #include "ops.h" #include "ov-complex.h" #include "ov-base.h" #include "ov-base-scalar.h" #include "ov-base-scalar.cc" #include "ov-flt-cx-mat.h" #include "ov-float.h" #include "ov-flt-complex.h" #include "errwarn.h" #include "pr-output.h" #include "ops.h" #include "ls-oct-text.h" #include "ls-hdf5.h" // Prevent implicit instantiations on some systems (Windows, others?) // that can lead to duplicate definitions of static data members. extern template class OCTINTERP_API octave_base_scalar<float>; template class octave_base_scalar<FloatComplex>; DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_float_complex, "float complex scalar", "single"); octave_base_value * octave_float_complex::try_narrowing_conversion (void) { octave_base_value *retval = 0; float im = std::imag (scalar); if (im == 0.0) retval = new octave_float_scalar (std::real (scalar)); return retval; } octave_value octave_float_complex::do_index_op (const octave_value_list& idx, bool resize_ok) { // FIXME: this doesn't solve the problem of // // a = i; a([1,1], [1,1], [1,1]) // // and similar constructions. Hmm... // FIXME: using this constructor avoids narrowing the // 1x1 matrix back to a scalar value. Need a better solution // to this problem. octave_value tmp (new octave_float_complex_matrix ( float_complex_matrix_value ())); return tmp.do_index_op (idx, resize_ok); } double octave_float_complex::double_value (bool force_conversion) const { double retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real scalar"); retval = std::real (scalar); return retval; } float octave_float_complex::float_value (bool force_conversion) const { float retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real scalar"); retval = std::real (scalar); return retval; } Matrix octave_float_complex::matrix_value (bool force_conversion) const { Matrix retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real matrix"); retval = Matrix (1, 1, std::real (scalar)); return retval; } FloatMatrix octave_float_complex::float_matrix_value (bool force_conversion) const { FloatMatrix retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real matrix"); retval = FloatMatrix (1, 1, std::real (scalar)); return retval; } NDArray octave_float_complex::array_value (bool force_conversion) const { NDArray retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real matrix"); retval = NDArray (dim_vector (1, 1), std::real (scalar)); return retval; } FloatNDArray octave_float_complex::float_array_value (bool force_conversion) const { FloatNDArray retval; if (! force_conversion) warn_implicit_conversion ("Octave:imag-to-real", "complex scalar", "real matrix"); retval = FloatNDArray (dim_vector (1, 1), std::real (scalar)); return retval; } Complex octave_float_complex::complex_value (bool) const { return scalar; } FloatComplex octave_float_complex::float_complex_value (bool) const { return static_cast<FloatComplex> (scalar); } ComplexMatrix octave_float_complex::complex_matrix_value (bool) const { return ComplexMatrix (1, 1, scalar); } FloatComplexMatrix octave_float_complex::float_complex_matrix_value (bool) const { return FloatComplexMatrix (1, 1, scalar); } ComplexNDArray octave_float_complex::complex_array_value (bool /* force_conversion */) const { return ComplexNDArray (dim_vector (1, 1), scalar); } FloatComplexNDArray octave_float_complex::float_complex_array_value (bool /* force_conversion */) const { return FloatComplexNDArray (dim_vector (1, 1), scalar); } octave_value octave_float_complex::resize (const dim_vector& dv, bool fill) const { if (fill) { FloatComplexNDArray retval (dv, FloatComplex (0)); if (dv.numel ()) retval(0) = scalar; return retval; } else { FloatComplexNDArray retval (dv); if (dv.numel ()) retval(0) = scalar; return retval; } } octave_value octave_float_complex::diag (octave_idx_type m, octave_idx_type n) const { return FloatComplexDiagMatrix (Array<FloatComplex> (dim_vector (1, 1), scalar), m, n); } bool octave_float_complex::save_ascii (std::ostream& os) { FloatComplex c = float_complex_value (); octave_write_float_complex (os, c); os << "\n"; return true; } bool octave_float_complex::load_ascii (std::istream& is) { scalar = octave_read_value<FloatComplex> (is); if (! is) error ("load: failed to load complex scalar constant"); return true; } bool octave_float_complex::save_binary (std::ostream& os, bool& /* save_as_floats */) { char tmp = static_cast<char> (LS_FLOAT); os.write (reinterpret_cast<char *> (&tmp), 1); FloatComplex ctmp = float_complex_value (); os.write (reinterpret_cast<char *> (&ctmp), 8); return true; } bool octave_float_complex::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; FloatComplex ctmp; read_floats (is, reinterpret_cast<float *> (&ctmp), static_cast<save_type> (tmp), 2, swap, fmt); if (! is) return false; scalar = ctmp; return true; } bool octave_float_complex::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_complex_type (H5T_NATIVE_FLOAT); 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; } FloatComplex tmp = float_complex_value (); retval = H5Dwrite (data_hid, type_hid, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, &tmp) >= 0; 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_float_complex::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 complex_type = hdf5_make_complex_type (H5T_NATIVE_FLOAT); if (! hdf5_types_compatible (type_hid, complex_type)) { H5Tclose (complex_type); H5Dclose (data_hid); return false; } hid_t space_id = H5Dget_space (data_hid); hsize_t rank = H5Sget_simple_extent_ndims (space_id); if (rank != 0) { H5Tclose (complex_type); H5Sclose (space_id); H5Dclose (data_hid); return false; } // complex scalar: FloatComplex ctmp; if (H5Dread (data_hid, complex_type, octave_H5S_ALL, octave_H5S_ALL, octave_H5P_DEFAULT, &ctmp) >= 0) { retval = true; scalar = ctmp; } H5Tclose (complex_type); H5Sclose (space_id); H5Dclose (data_hid); #else octave_unused_parameter (loc_id); octave_unused_parameter (name); warn_load ("hdf5"); #endif return retval; } mxArray * octave_float_complex::as_mxArray (void) const { mxArray *retval = new mxArray (mxSINGLE_CLASS, 1, 1, mxCOMPLEX); float *pr = static_cast<float *> (retval->get_data ()); float *pi = static_cast<float *> (retval->get_imag_data ()); pr[0] = std::real (scalar); pi[0] = std::imag (scalar); return retval; } octave_value octave_float_complex::map (unary_mapper_t umap) const { switch (umap) { #define SCALAR_MAPPER(UMAP, FCN) \ case umap_ ## UMAP: \ return octave_value (FCN (scalar)) SCALAR_MAPPER (abs, std::abs); SCALAR_MAPPER (acos, octave::math::acos); SCALAR_MAPPER (acosh, octave::math::acosh); SCALAR_MAPPER (angle, std::arg); SCALAR_MAPPER (arg, std::arg); SCALAR_MAPPER (asin, octave::math::asin); SCALAR_MAPPER (asinh, octave::math::asinh); SCALAR_MAPPER (atan, octave::math::atan); SCALAR_MAPPER (atanh, octave::math::atanh); SCALAR_MAPPER (erf, octave::math::erf); SCALAR_MAPPER (erfc, octave::math::erfc); SCALAR_MAPPER (erfcx, octave::math::erfcx); SCALAR_MAPPER (erfi, octave::math::erfi); SCALAR_MAPPER (dawson, octave::math::dawson); SCALAR_MAPPER (ceil, octave::math::ceil); SCALAR_MAPPER (conj, std::conj); SCALAR_MAPPER (cos, std::cos); SCALAR_MAPPER (cosh, std::cosh); SCALAR_MAPPER (exp, std::exp); SCALAR_MAPPER (expm1, octave::math::expm1); SCALAR_MAPPER (fix, octave::math::fix); SCALAR_MAPPER (floor, octave::math::floor); SCALAR_MAPPER (imag, std::imag); SCALAR_MAPPER (log, std::log); SCALAR_MAPPER (log2, octave::math::log2); SCALAR_MAPPER (log10, std::log10); SCALAR_MAPPER (log1p, octave::math::log1p); SCALAR_MAPPER (real, std::real); SCALAR_MAPPER (round, octave::math::round); SCALAR_MAPPER (roundb, octave::math::roundb); SCALAR_MAPPER (signum, octave::math::signum); SCALAR_MAPPER (sin, std::sin); SCALAR_MAPPER (sinh, std::sinh); SCALAR_MAPPER (sqrt, std::sqrt); SCALAR_MAPPER (tan, std::tan); SCALAR_MAPPER (tanh, std::tanh); SCALAR_MAPPER (isfinite, octave::math::finite); SCALAR_MAPPER (isinf, octave::math::isinf); SCALAR_MAPPER (isna, octave::math::is_NA); SCALAR_MAPPER (isnan, octave::math::isnan); default: return octave_base_value::map (umap); } }