Mercurial > octave
view liboctave/numeric/bsxfun-defs.cc @ 23577:80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
* ov.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* ov.h (isempty): New function.
* Array.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Array.h (isempty): New function.
* Range.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Range.h (isempty): New function.
* Sparse.h (is_empty): Use OCTAVE_DEPRECATED macro around function.
* Sparse.h (isempty): New function.
* Backend.cc, BaseControl.cc, Canvas.cc, Figure.cc, gl-select.cc,
__magick_read__.cc, __qp__.cc, cellfun.cc, daspk.cc, dasrt.cc, dassl.cc,
data.cc, debug.cc, det.cc, eig.cc, error.cc, fft.cc, filter.cc, find.cc,
ft-text-renderer.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, graphics.in.h,
hess.cc, inv.cc, lsode.cc, lu.cc, max.cc, mex.cc, mxarray.in.h, oct-handle.h,
oct-lvalue.cc, oct-map.cc, oct-map.h, oct-stream.cc, pinv.cc, pr-output.cc,
quadcc.cc, qz.cc, strfind.cc, strfns.cc, sylvester.cc, time.cc, toplev.cc,
tril.cc, urlwrite.cc, utils.cc, utils.h, xnorm.cc, __delaunayn__.cc,
__glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc,
__voronoi__.cc, chol.cc, convhulln.cc, ov-base-diag.cc, ov-base-mat.cc,
ov-base-sparse.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-bool-sparse.cc,
ov-cell.cc, ov-class.cc, ov-classdef.cc, ov-cx-sparse.cc, ov-fcn-inline.cc,
ov-flt-re-mat.cc, ov-intx.h, ov-java.cc, ov-perm.cc, ov-range.cc, ov-re-mat.cc,
ov-re-sparse.cc, ov-str-mat.cc, ov-struct.cc, ov-usr-fcn.cc, ov.cc, ov.h,
bp-table.cc, oct-parse.in.yy, pt-eval.cc, pt-tm-const.cc, pt-tm-const.h,
Array.cc, Range.cc, Range.h, Sparse.cc, Sparse.h, chNDArray.cc, dNDArray.cc,
fNDArray.cc, DASPK.cc, DASRT.cc, DASSL.cc, LSODE.cc, bsxfun-defs.cc,
eigs-base.cc, oct-convn.cc, qr.cc:
Replace instances of is_empty with isempty.
author | Rik <rik@octave.org> |
---|---|
date | Sun, 11 Jun 2017 22:14:09 -0700 |
parents | d691ed308237 |
children | 194eb4bd202b |
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/* Copyright (C) 2009-2017 Jaroslav Hajek Copyright (C) 2009 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/>. */ #if ! defined (octave_bsxfun_defs_h) #define octave_bsxfun_defs_h 1 // This file should *not* include config.h. It is only included in other C++ // source files that should have included config.h before including this file. #include <algorithm> #include "dim-vector.h" #include "lo-error.h" #include "mx-inlines.cc" #include "oct-locbuf.h" template <typename R, typename X, typename Y> Array<R> do_bsxfun_op (const Array<X>& x, const Array<Y>& y, void (*op_vv) (size_t, R *, const X *, const Y *), void (*op_sv) (size_t, R *, X, const Y *), void (*op_vs) (size_t, R *, const X *, Y)) { int nd = std::max (x.ndims (), y.ndims ()); dim_vector dvx = x.dims ().redim (nd); dim_vector dvy = y.dims ().redim (nd); // Construct the result dimensions. dim_vector dvr; dvr.resize (nd); for (int i = 0; i < nd; i++) { octave_idx_type xk = dvx(i); octave_idx_type yk = dvy(i); if (xk == 1) dvr(i) = yk; else if (yk == 1 || xk == yk) dvr(i) = xk; else (*current_liboctave_error_handler) ("bsxfun: nonconformant dimensions: %s and %s", x.dims ().str ().c_str (), y.dims ().str ().c_str ()); } Array<R> retval (dvr); const X *xvec = x.fortran_vec (); const Y *yvec = y.fortran_vec (); R *rvec = retval.fortran_vec (); // Fold the common leading dimensions. octave_idx_type start, ldr = 1; for (start = 0; start < nd; start++) { if (dvx(start) != dvy(start)) break; ldr *= dvr(start); } if (retval.isempty ()) ; // do nothing else if (start == nd) op_vv (retval.numel (), rvec, xvec, yvec); else { // Determine the type of the low-level loop. bool xsing = false; bool ysing = false; if (ldr == 1) { xsing = dvx(start) == 1; ysing = dvy(start) == 1; if (xsing || ysing) { ldr *= dvx(start) * dvy(start); start++; } } dim_vector cdvx = dvx.cumulative (); dim_vector cdvy = dvy.cumulative (); // Nullify singleton dims to achieve a spread effect. for (int i = std::max (start, octave_idx_type (1)); i < nd; i++) { if (dvx(i) == 1) cdvx(i-1) = 0; if (dvy(i) == 1) cdvy(i-1) = 0; } octave_idx_type niter = dvr.numel (start); // The index array. OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, idx, nd, 0); for (octave_idx_type iter = 0; iter < niter; iter++) { octave_quit (); // Compute indices. // FIXME: performance impact noticeable? octave_idx_type xidx = cdvx.cum_compute_index (idx); octave_idx_type yidx = cdvy.cum_compute_index (idx); octave_idx_type ridx = dvr.compute_index (idx); // Apply the low-level loop. if (xsing) op_sv (ldr, rvec + ridx, xvec[xidx], yvec + yidx); else if (ysing) op_vs (ldr, rvec + ridx, xvec + xidx, yvec[yidx]); else op_vv (ldr, rvec + ridx, xvec + xidx, yvec + yidx); dvr.increment_index (idx + start, start); } } return retval; } template <typename R, typename X> void do_inplace_bsxfun_op (Array<R>& r, const Array<X>& x, void (*op_vv) (size_t, R *, const X *), void (*op_vs) (size_t, R *, X)) { dim_vector dvr = r.dims (); dim_vector dvx = x.dims (); octave_idx_type nd = r.ndims (); dvx.redim (nd); const X *xvec = x.fortran_vec (); R *rvec = r.fortran_vec (); // Fold the common leading dimensions. octave_idx_type start, ldr = 1; for (start = 0; start < nd; start++) { if (dvr(start) != dvx(start)) break; ldr *= dvr(start); } if (r.isempty ()) ; // do nothing else if (start == nd) op_vv (r.numel (), rvec, xvec); else { // Determine the type of the low-level loop. bool xsing = false; if (ldr == 1) { xsing = dvx(start) == 1; if (xsing) { ldr *= dvr(start) * dvx(start); start++; } } dim_vector cdvx = dvx.cumulative (); // Nullify singleton dims to achieve a spread effect. for (int i = std::max (start, octave_idx_type (1)); i < nd; i++) { if (dvx(i) == 1) cdvx(i-1) = 0; } octave_idx_type niter = dvr.numel (start); // The index array. OCTAVE_LOCAL_BUFFER_INIT (octave_idx_type, idx, nd, 0); for (octave_idx_type iter = 0; iter < niter; iter++) { octave_quit (); // Compute indices. // FIXME: performance impact noticeable? octave_idx_type xidx = cdvx.cum_compute_index (idx); octave_idx_type ridx = dvr.compute_index (idx); // Apply the low-level loop. if (xsing) op_vs (ldr, rvec + ridx, xvec[xidx]); else op_vv (ldr, rvec + ridx, xvec + xidx); dvr.increment_index (idx + start, start); } } } #define BSXFUN_OP_DEF(OP, ARRAY) \ ARRAY bsxfun_ ## OP (const ARRAY& x, const ARRAY& y) #define BSXFUN_OP2_DEF(OP, ARRAY, ARRAY1, ARRAY2) \ ARRAY bsxfun_ ## OP (const ARRAY1& x, const ARRAY2& y) #define BSXFUN_REL_DEF(OP, ARRAY) \ boolNDArray bsxfun_ ## OP (const ARRAY& x, const ARRAY& y) #define BSXFUN_OP_DEF_MXLOOP(OP, ARRAY, LOOP) \ BSXFUN_OP_DEF(OP, ARRAY) \ { return do_bsxfun_op<ARRAY::element_type, ARRAY::element_type, ARRAY::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_OP2_DEF_MXLOOP(OP, ARRAY, ARRAY1, ARRAY2, LOOP) \ BSXFUN_OP2_DEF(OP, ARRAY, ARRAY1, ARRAY2) \ { return do_bsxfun_op<ARRAY::element_type, ARRAY1::element_type, ARRAY2::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_REL_DEF_MXLOOP(OP, ARRAY, LOOP) \ BSXFUN_REL_DEF(OP, ARRAY) \ { return do_bsxfun_op<bool, ARRAY::element_type, ARRAY::element_type> \ (x, y, LOOP, LOOP, LOOP); } #define BSXFUN_STDOP_DEFS_MXLOOP(ARRAY) \ BSXFUN_OP_DEF_MXLOOP (add, ARRAY, mx_inline_add) \ BSXFUN_OP_DEF_MXLOOP (sub, ARRAY, mx_inline_sub) \ BSXFUN_OP_DEF_MXLOOP (mul, ARRAY, mx_inline_mul) \ BSXFUN_OP_DEF_MXLOOP (div, ARRAY, mx_inline_div) \ BSXFUN_OP_DEF_MXLOOP (min, ARRAY, mx_inline_xmin) \ BSXFUN_OP_DEF_MXLOOP (max, ARRAY, mx_inline_xmax) #define BSXFUN_STDREL_DEFS_MXLOOP(ARRAY) \ BSXFUN_REL_DEF_MXLOOP (eq, ARRAY, mx_inline_eq) \ BSXFUN_REL_DEF_MXLOOP (ne, ARRAY, mx_inline_ne) \ BSXFUN_REL_DEF_MXLOOP (lt, ARRAY, mx_inline_lt) \ BSXFUN_REL_DEF_MXLOOP (le, ARRAY, mx_inline_le) \ BSXFUN_REL_DEF_MXLOOP (gt, ARRAY, mx_inline_gt) \ BSXFUN_REL_DEF_MXLOOP (ge, ARRAY, mx_inline_ge) //For bsxfun power with mixed integer/float types #define BSXFUN_POW_MIXED_MXLOOP(INT_TYPE) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, INT_TYPE, NDArray, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, INT_TYPE, FloatNDArray, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, NDArray, INT_TYPE, mx_inline_pow) \ BSXFUN_OP2_DEF_MXLOOP (pow, INT_TYPE, FloatNDArray, INT_TYPE, mx_inline_pow) #endif