Mercurial > octave
view liboctave/array/CNDArray.cc @ 33586:3216c01fd6a7 stable tip
fix dragging editor from main window into floating state (bug #65725)
* file-editor.cc (toplevel_changes): added missing call to original
slot octave_doc_widget::toplevel_changed
author | Torsten Lilge <ttl-octave@mailbox.org> |
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date | Tue, 14 May 2024 22:03:47 +0200 |
parents | 2e484f9f1f18 |
children | 4b601ca024d5 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2024 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 <complex> #include <istream> #include <ostream> #include "Array-util.h" #include "CNDArray.h" #include "f77-fcn.h" #include "lo-ieee.h" #include "lo-mappers.h" #include "mx-base.h" #include "mx-cnda-s.h" #include "mx-op-defs.h" #include "oct-fftw.h" #include "oct-locbuf.h" #include "bsxfun-defs.cc" ComplexNDArray::ComplexNDArray (const charNDArray& a) : MArray<Complex> (a.dims ()) { octave_idx_type n = a.numel (); for (octave_idx_type i = 0; i < n; i++) xelem (i) = static_cast<unsigned char> (a(i)); } #if defined (HAVE_FFTW) ComplexNDArray ComplexNDArray::fourier (int dim) const { dim_vector dv = dims (); if (dim > dv.ndims () || dim < 0) return ComplexNDArray (); octave_idx_type stride = 1; octave_idx_type n = dv(dim); for (int i = 0; i < dim; i++) stride *= dv(i); octave_idx_type howmany = numel () / dv(dim); howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv(dim) / stride); octave_idx_type dist = (stride == 1 ? n : 1); const Complex *in (data ()); ComplexNDArray retval (dv); Complex *out (retval.fortran_vec ()); // Need to be careful here about the distance between fft's for (octave_idx_type k = 0; k < nloop; k++) octave::fftw::fft (in + k * stride * n, out + k * stride * n, n, howmany, stride, dist); return retval; } ComplexNDArray ComplexNDArray::ifourier (int dim) const { dim_vector dv = dims (); if (dim > dv.ndims () || dim < 0) return ComplexNDArray (); octave_idx_type stride = 1; octave_idx_type n = dv(dim); for (int i = 0; i < dim; i++) stride *= dv(i); octave_idx_type howmany = numel () / dv(dim); howmany = (stride == 1 ? howmany : (howmany > stride ? stride : howmany)); octave_idx_type nloop = (stride == 1 ? 1 : numel () / dv(dim) / stride); octave_idx_type dist = (stride == 1 ? n : 1); const Complex *in (data ()); ComplexNDArray retval (dv); Complex *out (retval.fortran_vec ()); // Need to be careful here about the distance between fft's for (octave_idx_type k = 0; k < nloop; k++) octave::fftw::ifft (in + k * stride * n, out + k * stride * n, n, howmany, stride, dist); return retval; } ComplexNDArray ComplexNDArray::fourier2d () const { dim_vector dv = dims (); if (dv.ndims () < 2) return ComplexNDArray (); dim_vector dv2 (dv(0), dv(1)); const Complex *in = data (); ComplexNDArray retval (dv); Complex *out = retval.fortran_vec (); octave_idx_type howmany = numel () / dv(0) / dv(1); octave_idx_type dist = dv(0) * dv(1); for (octave_idx_type i=0; i < howmany; i++) octave::fftw::fftNd (in + i*dist, out + i*dist, 2, dv2); return retval; } ComplexNDArray ComplexNDArray::ifourier2d () const { dim_vector dv = dims (); if (dv.ndims () < 2) return ComplexNDArray (); dim_vector dv2 (dv(0), dv(1)); const Complex *in = data (); ComplexNDArray retval (dv); Complex *out = retval.fortran_vec (); octave_idx_type howmany = numel () / dv(0) / dv(1); octave_idx_type dist = dv(0) * dv(1); for (octave_idx_type i=0; i < howmany; i++) octave::fftw::ifftNd (in + i*dist, out + i*dist, 2, dv2); return retval; } ComplexNDArray ComplexNDArray::fourierNd () const { dim_vector dv = dims (); int rank = dv.ndims (); const Complex *in (data ()); ComplexNDArray retval (dv); Complex *out (retval.fortran_vec ()); octave::fftw::fftNd (in, out, rank, dv); return retval; } ComplexNDArray ComplexNDArray::ifourierNd () const { dim_vector dv = dims (); int rank = dv.ndims (); const Complex *in (data ()); ComplexNDArray retval (dv); Complex *out (retval.fortran_vec ()); octave::fftw::ifftNd (in, out, rank, dv); return retval; } #else ComplexNDArray ComplexNDArray::fourier (int dim) const { octave_unused_parameter (dim); (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } ComplexNDArray ComplexNDArray::ifourier (int dim) const { octave_unused_parameter (dim); (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } ComplexNDArray ComplexNDArray::fourier2d () const { (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } ComplexNDArray ComplexNDArray::ifourier2d () const { (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } ComplexNDArray ComplexNDArray::fourierNd () const { (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } ComplexNDArray ComplexNDArray::ifourierNd () const { (*current_liboctave_error_handler) ("support for FFTW was unavailable or disabled when liboctave was built"); return ComplexNDArray (); } #endif // unary operations boolNDArray ComplexNDArray::operator ! () const { if (any_element_is_nan ()) octave::err_nan_to_logical_conversion (); return do_mx_unary_op<bool, Complex> (*this, mx_inline_not); } // FIXME: this is not quite the right thing. bool ComplexNDArray::any_element_is_nan () const { return do_mx_check<Complex> (*this, mx_inline_any_nan); } bool ComplexNDArray::any_element_is_inf_or_nan () const { return ! do_mx_check<Complex> (*this, mx_inline_all_finite); } // Return true if no elements have imaginary components. bool ComplexNDArray::all_elements_are_real () const { return do_mx_check<Complex> (*this, mx_inline_all_real); } // Return nonzero if any element of CM has a non-integer real or // imaginary part. Also extract the largest and smallest (real or // imaginary) values and return them in MAX_VAL and MIN_VAL. bool ComplexNDArray::all_integers (double& max_val, double& min_val) const { octave_idx_type nel = numel (); if (nel > 0) { Complex val = elem (0); double r_val = val.real (); double i_val = val.imag (); max_val = r_val; min_val = r_val; if (i_val > max_val) max_val = i_val; if (i_val < max_val) min_val = i_val; } else return false; for (octave_idx_type i = 0; i < nel; i++) { Complex val = elem (i); double r_val = val.real (); double i_val = val.imag (); if (r_val > max_val) max_val = r_val; if (i_val > max_val) max_val = i_val; if (r_val < min_val) min_val = r_val; if (i_val < min_val) min_val = i_val; if (octave::math::x_nint (r_val) != r_val || octave::math::x_nint (i_val) != i_val) return false; } return true; } bool ComplexNDArray::too_large_for_float () const { return test_any (octave::too_large_for_float); } boolNDArray ComplexNDArray::all (int dim) const { return do_mx_red_op<bool, Complex> (*this, dim, mx_inline_all); } boolNDArray ComplexNDArray::any (int dim) const { return do_mx_red_op<bool, Complex> (*this, dim, mx_inline_any); } ComplexNDArray ComplexNDArray::cumprod (int dim) const { return do_mx_cum_op<Complex, Complex> (*this, dim, mx_inline_cumprod); } ComplexNDArray ComplexNDArray::cumsum (int dim) const { return do_mx_cum_op<Complex, Complex> (*this, dim, mx_inline_cumsum); } ComplexNDArray ComplexNDArray::prod (int dim) const { return do_mx_red_op<Complex, Complex> (*this, dim, mx_inline_prod); } ComplexNDArray ComplexNDArray::sum (int dim) const { return do_mx_red_op<Complex, Complex> (*this, dim, mx_inline_sum); } ComplexNDArray ComplexNDArray::xsum (int dim) const { return do_mx_red_op<Complex, Complex> (*this, dim, mx_inline_xsum); } ComplexNDArray ComplexNDArray::sumsq (int dim) const { return do_mx_red_op<double, Complex> (*this, dim, mx_inline_sumsq); } ComplexNDArray ComplexNDArray::diff (octave_idx_type order, int dim) const { return do_mx_diff_op<Complex> (*this, dim, order, mx_inline_diff); } ComplexNDArray ComplexNDArray::concat (const ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx) { if (rb.numel () > 0) insert (rb, ra_idx); return *this; } ComplexNDArray ComplexNDArray::concat (const NDArray& rb, const Array<octave_idx_type>& ra_idx) { ComplexNDArray tmp (rb); if (rb.numel () > 0) insert (tmp, ra_idx); return *this; } ComplexNDArray concat (NDArray& ra, ComplexNDArray& rb, const Array<octave_idx_type>& ra_idx) { ComplexNDArray retval (ra); if (rb.numel () > 0) retval.insert (rb, ra_idx); return retval; } static const Complex Complex_NaN_result (octave::numeric_limits<double>::NaN (), octave::numeric_limits<double>::NaN ()); ComplexNDArray ComplexNDArray::max (int dim) const { return do_mx_minmax_op<Complex> (*this, dim, mx_inline_max); } ComplexNDArray ComplexNDArray::max (Array<octave_idx_type>& idx_arg, int dim) const { return do_mx_minmax_op<Complex> (*this, idx_arg, dim, mx_inline_max); } ComplexNDArray ComplexNDArray::min (int dim) const { return do_mx_minmax_op<Complex> (*this, dim, mx_inline_min); } ComplexNDArray ComplexNDArray::min (Array<octave_idx_type>& idx_arg, int dim) const { return do_mx_minmax_op<Complex> (*this, idx_arg, dim, mx_inline_min); } ComplexNDArray ComplexNDArray::cummax (int dim) const { return do_mx_cumminmax_op<Complex> (*this, dim, mx_inline_cummax); } ComplexNDArray ComplexNDArray::cummax (Array<octave_idx_type>& idx_arg, int dim) const { return do_mx_cumminmax_op<Complex> (*this, idx_arg, dim, mx_inline_cummax); } ComplexNDArray ComplexNDArray::cummin (int dim) const { return do_mx_cumminmax_op<Complex> (*this, dim, mx_inline_cummin); } ComplexNDArray ComplexNDArray::cummin (Array<octave_idx_type>& idx_arg, int dim) const { return do_mx_cumminmax_op<Complex> (*this, idx_arg, dim, mx_inline_cummin); } NDArray ComplexNDArray::abs () const { return do_mx_unary_map<double, Complex, std::abs> (*this); } boolNDArray ComplexNDArray::isnan () const { return do_mx_unary_map<bool, Complex, octave::math::isnan> (*this); } boolNDArray ComplexNDArray::isinf () const { return do_mx_unary_map<bool, Complex, octave::math::isinf> (*this); } boolNDArray ComplexNDArray::isfinite () const { return do_mx_unary_map<bool, Complex, octave::math::isfinite> (*this); } ComplexNDArray conj (const ComplexNDArray& a) { return do_mx_unary_map<Complex, Complex, std::conj<double>> (a); } ComplexNDArray& ComplexNDArray::insert (const NDArray& a, octave_idx_type r, octave_idx_type c) { dim_vector a_dv = a.dims (); dim_vector dv = dims (); int n = a_dv.ndims (); if (n != dv.ndims ()) (*current_liboctave_error_handler) ("Array<T>::insert: invalid indexing operation"); Array<octave_idx_type> a_ra_idx (dim_vector (a_dv.ndims (), 1), 0); a_ra_idx.elem (0) = r; a_ra_idx.elem (1) = c; for (int i = 0; i < n; i++) { if (a_ra_idx(i) < 0 || (a_ra_idx(i) + a_dv(i)) > dv(i)) (*current_liboctave_error_handler) ("Array<T>::insert: range error for insert"); } a_ra_idx.elem (0) = 0; a_ra_idx.elem (1) = 0; octave_idx_type n_elt = a.numel (); // IS make_unique () NECESSARY HERE? for (octave_idx_type i = 0; i < n_elt; i++) { Array<octave_idx_type> ra_idx = a_ra_idx; ra_idx.elem (0) = a_ra_idx(0) + r; ra_idx.elem (1) = a_ra_idx(1) + c; elem (ra_idx) = a.elem (a_ra_idx); increment_index (a_ra_idx, a_dv); } return *this; } ComplexNDArray& ComplexNDArray::insert (const ComplexNDArray& a, octave_idx_type r, octave_idx_type c) { Array<Complex>::insert (a, r, c); return *this; } ComplexNDArray& ComplexNDArray::insert (const ComplexNDArray& a, const Array<octave_idx_type>& ra_idx) { Array<Complex>::insert (a, ra_idx); return *this; } void ComplexNDArray::increment_index (Array<octave_idx_type>& ra_idx, const dim_vector& dimensions, int start_dimension) { ::increment_index (ra_idx, dimensions, start_dimension); } octave_idx_type ComplexNDArray::compute_index (Array<octave_idx_type>& ra_idx, const dim_vector& dimensions) { return ::compute_index (ra_idx, dimensions); } ComplexNDArray ComplexNDArray::diag (octave_idx_type k) const { return MArray<Complex>::diag (k); } ComplexNDArray ComplexNDArray::diag (octave_idx_type m, octave_idx_type n) const { return MArray<Complex>::diag (m, n); } // This contains no information on the array structure !!! std::ostream& operator << (std::ostream& os, const ComplexNDArray& a) { octave_idx_type nel = a.numel (); for (octave_idx_type i = 0; i < nel; i++) { os << ' '; octave::write_value<Complex> (os, a.elem (i)); os << "\n"; } return os; } std::istream& operator >> (std::istream& is, ComplexNDArray& a) { octave_idx_type nel = a.numel (); if (nel > 0) { Complex tmp; for (octave_idx_type i = 0; i < nel; i++) { tmp = octave::read_value<Complex> (is); if (is) a.elem (i) = tmp; else return is; } } return is; } MINMAX_FCNS (ComplexNDArray, Complex) NDS_CMP_OPS (ComplexNDArray, Complex) NDS_BOOL_OPS (ComplexNDArray, Complex) SND_CMP_OPS (Complex, ComplexNDArray) SND_BOOL_OPS (Complex, ComplexNDArray) NDND_CMP_OPS (ComplexNDArray, ComplexNDArray) NDND_BOOL_OPS (ComplexNDArray, ComplexNDArray) ComplexNDArray& operator *= (ComplexNDArray& a, double s) { if (a.is_shared ()) a = a * s; else do_ms_inplace_op<Complex, double> (a, s, mx_inline_mul2); return a; } ComplexNDArray& operator /= (ComplexNDArray& a, double s) { if (a.is_shared ()) return a = a / s; else do_ms_inplace_op<Complex, double> (a, s, mx_inline_div2); return a; } BSXFUN_STDOP_DEFS_MXLOOP (ComplexNDArray) BSXFUN_STDREL_DEFS_MXLOOP (ComplexNDArray) BSXFUN_OP_DEF_MXLOOP (pow, ComplexNDArray, mx_inline_pow)