Mercurial > octave
view liboctave/numeric/bsxfun-defs.cc @ 21139:538b57866b90
consistently use "typename" intead of "class" in template declarations
* Object.h, QtHandlesUtils.cc, QtHandlesUtils.h, ToolBarButton.cc,
ToolBarButton.h, Cell.h, __lin_interpn__.cc, bitfcns.cc, bsxfun.cc,
cellfun.cc, data.cc, filter.cc, gcd.cc, graphics.cc, help.cc, kron.cc,
lookup.cc, ls-mat5.cc, ls-oct-text.h, lu.cc, max.cc, mgorth.cc,
oct-map.cc, oct-map.h, oct-stream.cc, oct-stream.h, octave-link.h,
pr-output.cc, profiler.h, schur.cc, sparse-xdiv.cc, sparse-xpow.cc,
sqrtm.cc, symtab.h, tril.cc, typecast.cc, variables.cc, xdiv.cc,
zfstream.h, __init_fltk__.cc, __magick_read__.cc, chol.cc, qr.cc,
ov-base-diag.cc, ov-base-diag.h, ov-base-int.cc, ov-base-int.h,
ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.cc, ov-base-scalar.h,
ov-base-sparse.cc, ov-base-sparse.h, ov-base.h, ov-classdef.cc,
ov-int-traits.h, ov-java.h, ov-usr-fcn.h, ov.cc, ov.h,
op-dms-template.cc, oct-parse.in.yy, parse.h, pt-mat.cc, Array-b.cc,
Array.cc, Array.h, CDiagMatrix.h, CMatrix.h, CNDArray.h,
DiagArray2.cc, DiagArray2.h, MArray.cc, MArray.h, MDiagArray2.cc,
MDiagArray2.h, MSparse.cc, MSparse.h, MatrixType.cc, Sparse.cc,
Sparse.h, dDiagMatrix.h, dMatrix.h, dNDArray.h, fCDiagMatrix.h,
fCMatrix.h, fCNDArray.h, fDiagMatrix.h, fMatrix.h, fNDArray.h,
idx-vector.cc, idx-vector.h, intNDArray.cc, intNDArray.h, DET.h,
base-aepbal.h, base-lu.cc, base-lu.h, base-qr.cc, base-qr.h,
bsxfun-defs.cc, eigs-base.cc, lo-mappers.h, lo-specfun.cc,
lo-specfun.h, oct-convn.cc, oct-fftw.cc, oct-norm.cc,
sparse-base-chol.cc, sparse-base-chol.h, sparse-base-lu.cc,
sparse-base-lu.h, sparse-dmsolve.cc, mx-inlines.cc,
action-container.h, base-list.h, lo-traits.h, lo-utils.h,
oct-base64.h, oct-binmap.h, oct-cmplx.h, oct-inttypes.cc,
oct-inttypes.h, oct-locbuf.h, oct-refcount.h, oct-sort.cc, oct-sort.h:
Use "typename" instead of "class" in template declarations.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Sun, 24 Jan 2016 13:50:04 -0500 |
parents | 7cac4e7458f2 |
children | b6a686543080 |
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/* Copyright (C) 2009-2015 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 #include <algorithm> #include <iostream> #include "dim-vector.h" #include "oct-locbuf.h" #include "lo-error.h" #include "mx-inlines.cc" 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.is_empty ()) ; // 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.is_empty ()) ; // 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