Mercurial > octave
view liboctave/array/MArray.cc @ 25438:cb1606f78f6b
prefer <istream>, <ostream>, or <iosfwd> to <iostream> where possible
Using <iostream> brings with it a static initializer for the std::cin,
std::cout, and std::cerr streams. In most cases they are not needed
and should be avoided if possible.
Files affected:
build-aux/mk-opts.pl
libgui/qterminal/libqterminal/win32/QWinTerminalImpl.cpp
libinterp/corefcn/__dsearchn__.cc
libinterp/corefcn/c-file-ptr-stream.cc
libinterp/corefcn/c-file-ptr-stream.h
libinterp/corefcn/daspk.cc
libinterp/corefcn/dasrt.cc
libinterp/corefcn/dassl.cc
libinterp/corefcn/defaults.cc
libinterp/corefcn/defun.cc
libinterp/corefcn/file-io.cc
libinterp/corefcn/ft-text-renderer.cc
libinterp/corefcn/gl-render.cc
libinterp/corefcn/help.cc
libinterp/corefcn/ls-ascii-helper.cc
libinterp/corefcn/ls-hdf5.cc
libinterp/corefcn/ls-hdf5.h
libinterp/corefcn/ls-mat-ascii.cc
libinterp/corefcn/ls-mat4.cc
libinterp/corefcn/ls-mat5.cc
libinterp/corefcn/ls-oct-binary.cc
libinterp/corefcn/ls-oct-text.cc
libinterp/corefcn/lsode.cc
libinterp/corefcn/oct-iostrm.cc
libinterp/corefcn/oct-procbuf.cc
libinterp/corefcn/oct-stdstrm.h
libinterp/corefcn/procstream.cc
libinterp/corefcn/procstream.h
libinterp/corefcn/quad.cc
libinterp/corefcn/symscope.h
libinterp/corefcn/symtab.h
libinterp/corefcn/toplev.cc
libinterp/corefcn/urlwrite.cc
libinterp/corefcn/utils.cc
libinterp/corefcn/zfstream.cc
libinterp/dldfcn/__ode15__.cc
libinterp/dldfcn/convhulln.cc
libinterp/octave-value/ov-base-diag.cc
libinterp/octave-value/ov-base-int.cc
libinterp/octave-value/ov-base-mat.cc
libinterp/octave-value/ov-base-scalar.cc
libinterp/octave-value/ov-base-sparse.cc
libinterp/octave-value/ov-base.cc
libinterp/octave-value/ov-bool-mat.cc
libinterp/octave-value/ov-bool-sparse.cc
libinterp/octave-value/ov-bool.cc
libinterp/octave-value/ov-cell.cc
libinterp/octave-value/ov-ch-mat.cc
libinterp/octave-value/ov-class.cc
libinterp/octave-value/ov-colon.cc
libinterp/octave-value/ov-complex.cc
libinterp/octave-value/ov-cs-list.cc
libinterp/octave-value/ov-cx-mat.cc
libinterp/octave-value/ov-cx-sparse.cc
libinterp/octave-value/ov-fcn-handle.cc
libinterp/octave-value/ov-fcn-inline.cc
libinterp/octave-value/ov-float.cc
libinterp/octave-value/ov-flt-complex.cc
libinterp/octave-value/ov-flt-cx-mat.cc
libinterp/octave-value/ov-flt-re-mat.cc
libinterp/octave-value/ov-int16.cc
libinterp/octave-value/ov-int32.cc
libinterp/octave-value/ov-int64.cc
libinterp/octave-value/ov-int8.cc
libinterp/octave-value/ov-java.cc
libinterp/octave-value/ov-range.cc
libinterp/octave-value/ov-re-mat.cc
libinterp/octave-value/ov-re-sparse.cc
libinterp/octave-value/ov-scalar.cc
libinterp/octave-value/ov-str-mat.cc
libinterp/octave-value/ov-struct.cc
libinterp/octave-value/ov-typeinfo.cc
libinterp/octave-value/ov-uint16.cc
libinterp/octave-value/ov-uint32.cc
libinterp/octave-value/ov-uint64.cc
libinterp/octave-value/ov-uint8.cc
libinterp/octave.cc
libinterp/parse-tree/bp-table.cc
libinterp/parse-tree/lex.h
libinterp/parse-tree/profiler.cc
libinterp/parse-tree/pt-arg-list.cc
libinterp/parse-tree/pt-array-list.cc
libinterp/parse-tree/pt-assign.cc
libinterp/parse-tree/pt-cell.cc
libinterp/parse-tree/pt-const.cc
libinterp/parse-tree/pt-eval.cc
libinterp/parse-tree/pt-exp.cc
libinterp/parse-tree/pt-fcn-handle.cc
libinterp/parse-tree/pt-jit.cc
libinterp/parse-tree/pt-pr-code.cc
libinterp/parse-tree/pt-tm-const.cc
libinterp/parse-tree/pt.cc
liboctave/array/Array.cc
liboctave/array/CColVector.cc
liboctave/array/CDiagMatrix.cc
liboctave/array/CMatrix.cc
liboctave/array/CNDArray.cc
liboctave/array/CRowVector.cc
liboctave/array/CSparse.cc
liboctave/array/DiagArray2.cc
liboctave/array/MArray.cc
liboctave/array/Range.cc
liboctave/array/Sparse.cc
liboctave/array/boolMatrix.cc
liboctave/array/boolSparse.cc
liboctave/array/chMatrix.cc
liboctave/array/dColVector.cc
liboctave/array/dDiagMatrix.cc
liboctave/array/dMatrix.cc
liboctave/array/dNDArray.cc
liboctave/array/dRowVector.cc
liboctave/array/dSparse.cc
liboctave/array/fCColVector.cc
liboctave/array/fCDiagMatrix.cc
liboctave/array/fCMatrix.cc
liboctave/array/fCNDArray.cc
liboctave/array/fCRowVector.cc
liboctave/array/fColVector.cc
liboctave/array/fDiagMatrix.cc
liboctave/array/fMatrix.cc
liboctave/array/fNDArray.cc
liboctave/array/fRowVector.cc
liboctave/array/idx-vector.cc
liboctave/numeric/CollocWt.cc
liboctave/numeric/eigs-base.cc
liboctave/system/file-ops.cc
liboctave/system/oct-time.cc
liboctave/util/cmd-hist.cc
liboctave/util/data-conv.cc
liboctave/util/data-conv.h
liboctave/util/file-info.cc
liboctave/util/lo-utils.cc
liboctave/util/lo-utils.h
liboctave/util/quit.cc
liboctave/util/str-vec.cc
liboctave/util/url-transfer.cc
liboctave/util/url-transfer.h
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 07 Jun 2018 10:11:54 -0400 |
parents | 6652d3823428 |
children | 00f796120a6d |
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/* Copyright (C) 1993-2018 John W. Eaton 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 <https://www.gnu.org/licenses/>. */ // 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 "MArray.h" #include "Array-util.h" #include "lo-error.h" template <typename T> struct _idxadds_helper { T *array; T val; _idxadds_helper (T *a, T v) : array (a), val (v) { } void operator () (octave_idx_type i) { array[i] += val; } }; template <typename T> struct _idxadda_helper { T *array; const T *vals; _idxadda_helper (T *a, const T *v) : array (a), vals (v) { } void operator () (octave_idx_type i) { array[i] += *vals++; } }; template <typename T> void MArray<T>::idx_add (const idx_vector& idx, T val) { octave_idx_type n = this->numel (); octave_idx_type ext = idx.extent (n); if (ext > n) { this->resize1 (ext); n = ext; } octave_quit (); octave_idx_type len = idx.length (n); idx.loop (len, _idxadds_helper<T> (this->fortran_vec (), val)); } template <typename T> void MArray<T>::idx_add (const idx_vector& idx, const MArray<T>& vals) { octave_idx_type n = this->numel (); octave_idx_type ext = idx.extent (n); if (ext > n) { this->resize1 (ext); n = ext; } octave_quit (); octave_idx_type len = std::min (idx.length (n), vals.numel ()); idx.loop (len, _idxadda_helper<T> (this->fortran_vec (), vals.data ())); } template <typename T, T op (typename ref_param<T>::type, typename ref_param<T>::type)> struct _idxbinop_helper { T *array; const T *vals; _idxbinop_helper (T *a, const T *v) : array (a), vals (v) { } void operator () (octave_idx_type i) { array[i] = op (array[i], *vals++); } }; template <typename T> void MArray<T>::idx_min (const idx_vector& idx, const MArray<T>& vals) { octave_idx_type n = this->numel (); octave_idx_type ext = idx.extent (n); if (ext > n) { this->resize1 (ext); n = ext; } octave_quit (); octave_idx_type len = std::min (idx.length (n), vals.numel ()); idx.loop (len, _idxbinop_helper<T, octave::math::min> (this->fortran_vec (), vals.data ())); } template <typename T> void MArray<T>::idx_max (const idx_vector& idx, const MArray<T>& vals) { octave_idx_type n = this->numel (); octave_idx_type ext = idx.extent (n); if (ext > n) { this->resize1 (ext); n = ext; } octave_quit (); octave_idx_type len = std::min (idx.length (n), vals.numel ()); idx.loop (len, _idxbinop_helper<T, octave::math::max> (this->fortran_vec (), vals.data ())); } template <typename T> void MArray<T>::idx_add_nd (const idx_vector& idx, const MArray<T>& vals, int dim) { int nd = std::max (this->ndims (), vals.ndims ()); if (dim < 0) dim = vals.dims ().first_non_singleton (); else if (dim > nd) nd = dim; // Check dimensions. dim_vector ddv = Array<T>::dims ().redim (nd); dim_vector sdv = vals.dims ().redim (nd); octave_idx_type ext = idx.extent (ddv(dim)); if (ext > ddv(dim)) { ddv(dim) = ext; Array<T>::resize (ddv); ext = ddv(dim); } octave_idx_type l,n,u,ns; get_extent_triplet (ddv, dim, l, n, u); ns = sdv(dim); sdv(dim) = ddv(dim) = 0; if (ddv != sdv) (*current_liboctave_error_handler) ("accumdim: dimension mismatch"); T *dst = Array<T>::fortran_vec (); const T *src = vals.data (); octave_idx_type len = idx.length (ns); if (l == 1) { for (octave_idx_type j = 0; j < u; j++) { octave_quit (); idx.loop (len, _idxadda_helper<T> (dst + j*n, src + j*ns)); } } else { for (octave_idx_type j = 0; j < u; j++) { octave_quit (); for (octave_idx_type i = 0; i < len; i++) { octave_idx_type k = idx(i); mx_inline_add2 (l, dst + l*k, src + l*i); } dst += l*n; src += l*ns; } } } // N-dimensional array with math ops. template <typename T> void MArray<T>::changesign (void) { if (Array<T>::is_shared ()) *this = - *this; else do_mx_inplace_op<T> (*this, mx_inline_uminus2); } // Element by element MArray by scalar ops. template <typename T> MArray<T>& operator += (MArray<T>& a, const T& s) { if (a.is_shared ()) a = a + s; else do_ms_inplace_op<T, T> (a, s, mx_inline_add2); return a; } template <typename T> MArray<T>& operator -= (MArray<T>& a, const T& s) { if (a.is_shared ()) a = a - s; else do_ms_inplace_op<T, T> (a, s, mx_inline_sub2); return a; } template <typename T> MArray<T>& operator *= (MArray<T>& a, const T& s) { if (a.is_shared ()) a = a * s; else do_ms_inplace_op<T, T> (a, s, mx_inline_mul2); return a; } template <typename T> MArray<T>& operator /= (MArray<T>& a, const T& s) { if (a.is_shared ()) a = a / s; else do_ms_inplace_op<T, T> (a, s, mx_inline_div2); return a; } // Element by element MArray by MArray ops. template <typename T> MArray<T>& operator += (MArray<T>& a, const MArray<T>& b) { if (a.is_shared ()) a = a + b; else do_mm_inplace_op<T, T> (a, b, mx_inline_add2, mx_inline_add2, "+="); return a; } template <typename T> MArray<T>& operator -= (MArray<T>& a, const MArray<T>& b) { if (a.is_shared ()) a = a - b; else do_mm_inplace_op<T, T> (a, b, mx_inline_sub2, mx_inline_sub2, "-="); return a; } template <typename T> MArray<T>& product_eq (MArray<T>& a, const MArray<T>& b) { if (a.is_shared ()) return a = product (a, b); else do_mm_inplace_op<T, T> (a, b, mx_inline_mul2, mx_inline_mul2, ".*="); return a; } template <typename T> MArray<T>& quotient_eq (MArray<T>& a, const MArray<T>& b) { if (a.is_shared ()) return a = quotient (a, b); else do_mm_inplace_op<T, T> (a, b, mx_inline_div2, mx_inline_div2, "./="); return a; } // Element by element MArray by scalar ops. #define MARRAY_NDS_OP(OP, FN) \ template <typename T> \ MArray<T> \ operator OP (const MArray<T>& a, const T& s) \ { \ return do_ms_binary_op<T, T, T> (a, s, FN); \ } MARRAY_NDS_OP (+, mx_inline_add) MARRAY_NDS_OP (-, mx_inline_sub) MARRAY_NDS_OP (*, mx_inline_mul) MARRAY_NDS_OP (/, mx_inline_div) // Element by element scalar by MArray ops. #define MARRAY_SND_OP(OP, FN) \ template <typename T> \ MArray<T> \ operator OP (const T& s, const MArray<T>& a) \ { \ return do_sm_binary_op<T, T, T> (s, a, FN); \ } MARRAY_SND_OP (+, mx_inline_add) MARRAY_SND_OP (-, mx_inline_sub) MARRAY_SND_OP (*, mx_inline_mul) MARRAY_SND_OP (/, mx_inline_div) // Element by element MArray by MArray ops. #define MARRAY_NDND_OP(FCN, OP, FN) \ template <typename T> \ MArray<T> \ FCN (const MArray<T>& a, const MArray<T>& b) \ { \ return do_mm_binary_op<T, T, T> (a, b, FN, FN, FN, #FCN); \ } MARRAY_NDND_OP (operator +, +, mx_inline_add) MARRAY_NDND_OP (operator -, -, mx_inline_sub) MARRAY_NDND_OP (product, *, mx_inline_mul) MARRAY_NDND_OP (quotient, /, mx_inline_div) template <typename T> MArray<T> operator + (const MArray<T>& a) { return a; } template <typename T> MArray<T> operator - (const MArray<T>& a) { return do_mx_unary_op<T, T> (a, mx_inline_uminus); }