Mercurial > octave
view liboctave/array/fColVector.cc @ 22327:d0562b3159c7
move more classes inside octave namespace
* ov-complex.cc, quit.h, lo-array-errwarn.h, lo-array-errwarn.cc,
lo-array-gripes.cc: Move classes inside octave namespace.
* NEWS, file-editor-tab.cc, Cell.cc, __qp__.cc, cellfun.cc, daspk.cc,
dasrt.cc, dassl.cc, data.cc, error.cc, error.h, errwarn.cc, errwarn.h,
file-io.cc, gcd.cc, graphics.cc, graphics.in.h, gripes.cc, gripes.h,
input.cc, interpreter.cc, interpreter.h, inv.cc, jit-typeinfo.cc,
load-path.cc, ls-mat-ascii.cc, ls-mat5.cc, lsode.cc, mex.cc,
oct-handle.h, oct-map.cc, oct-stream.cc, quad.cc, rand.cc,
sparse-xdiv.cc, sparse-xpow.cc, sparse.cc, sub2ind.cc, toplev.cc,
utils.cc, variables.cc, xdiv.cc, xpow.cc, __eigs__.cc,
__init_gnuplot__.cc, ov-base-diag.cc, ov-base-mat.cc,
ov-base-scalar.cc, ov-base-sparse.cc, ov-base.cc, ov-class.cc,
ov-classdef.cc, ov-complex.h, ov-complex.cc, ov-cx-mat.cc,
ov-cx-sparse.cc, ov-fcn-handle.cc, ov-float.cc, ov-float.h,
ov-flt-complex.h, ov-flt-cx-mat.cc, ov-flt-re-mat.cc, ov-java.cc,
ov-oncleanup.cc, ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc,
ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc, ov.cc,
op-cs-cs.cc, op-fcs-fcs.cc, op-fs-fs.cc, op-int.h, op-s-s.cc, ops.h,
oct-parse.in.yy, pt-assign.cc, pt-eval.cc, pt-idx.cc, pt.cc,
Array-util.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc,
CNDArray.cc, CRowVector.cc, CSparse.cc, DiagArray2.cc, MDiagArray2.cc,
MSparse.cc, PermMatrix.cc, Range.cc, Sparse.cc, dColVector.cc,
dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc,
fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc,
fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc,
fNDArray.cc, fRowVector.cc, idx-vector.cc, quit.cc, quit.h,
gepbalance.cc, Sparse-diag-op-defs.h, Sparse-op-defs.h,
Sparse-perm-op-defs.h, mx-inlines.cc, mx-op-defs.h, cmd-edit.cc,
lo-array-errwarn.cc, lo-array-errwarn.h, lo-array-gripes.cc,
lo-array-gripes.h, oct-binmap.h: Update to use namespace.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Wed, 17 Aug 2016 03:41:42 -0400 |
parents | bac0d6f07a3e |
children | 4caa7b28d183 |
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// ColumnVector manipulations. /* Copyright (C) 1994-2016 John W. Eaton Copyright (C) 2010 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 (HAVE_CONFIG_H) # include "config.h" #endif #include <iostream> #include "Array-util.h" #include "functor.h" #include "lo-blas-proto.h" #include "lo-error.h" #include "mx-base.h" #include "mx-inlines.cc" #include "oct-cmplx.h" // Column Vector class. bool FloatColumnVector::operator == (const FloatColumnVector& a) const { octave_idx_type len = numel (); if (len != a.numel ()) return 0; return mx_inline_equal (len, data (), a.data ()); } bool FloatColumnVector::operator != (const FloatColumnVector& a) const { return !(*this == a); } FloatColumnVector& FloatColumnVector::insert (const FloatColumnVector& a, octave_idx_type r) { octave_idx_type a_len = a.numel (); if (r < 0 || r + a_len > numel ()) (*current_liboctave_error_handler) ("range error for insert"); if (a_len > 0) { make_unique (); for (octave_idx_type i = 0; i < a_len; i++) xelem (r+i) = a.elem (i); } return *this; } FloatColumnVector& FloatColumnVector::fill (float val) { octave_idx_type len = numel (); if (len > 0) { make_unique (); for (octave_idx_type i = 0; i < len; i++) xelem (i) = val; } return *this; } FloatColumnVector& FloatColumnVector::fill (float val, octave_idx_type r1, octave_idx_type r2) { octave_idx_type len = numel (); if (r1 < 0 || r2 < 0 || r1 >= len || r2 >= len) (*current_liboctave_error_handler) ("range error for fill"); if (r1 > r2) { std::swap (r1, r2); } if (r2 >= r1) { make_unique (); for (octave_idx_type i = r1; i <= r2; i++) xelem (i) = val; } return *this; } FloatColumnVector FloatColumnVector::stack (const FloatColumnVector& a) const { octave_idx_type len = numel (); octave_idx_type nr_insert = len; FloatColumnVector retval (len + a.numel ()); retval.insert (*this, 0); retval.insert (a, nr_insert); return retval; } FloatRowVector FloatColumnVector::transpose (void) const { return MArray<float>::transpose (); } FloatColumnVector FloatColumnVector::abs (void) const { return do_mx_unary_map<float, float, std::abs> (*this); } FloatColumnVector real (const FloatComplexColumnVector& a) { return do_mx_unary_op<float, FloatComplex> (a, mx_inline_real); } FloatColumnVector imag (const FloatComplexColumnVector& a) { return do_mx_unary_op<float, FloatComplex> (a, mx_inline_imag); } // resize is the destructive equivalent for this one FloatColumnVector FloatColumnVector::extract (octave_idx_type r1, octave_idx_type r2) const { if (r1 > r2) { std::swap (r1, r2); } octave_idx_type new_r = r2 - r1 + 1; FloatColumnVector result (new_r); for (octave_idx_type i = 0; i < new_r; i++) result.xelem (i) = elem (r1+i); return result; } FloatColumnVector FloatColumnVector::extract_n (octave_idx_type r1, octave_idx_type n) const { FloatColumnVector result (n); for (octave_idx_type i = 0; i < n; i++) result.xelem (i) = elem (r1+i); return result; } // matrix by column vector -> column vector operations FloatColumnVector operator * (const FloatMatrix& m, const FloatColumnVector& a) { FloatColumnVector retval; octave_idx_type nr = m.rows (); octave_idx_type nc = m.cols (); octave_idx_type a_len = a.numel (); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); retval.clear (nr); if (nr != 0) { if (nc == 0) retval.fill (0.0); else { float *y = retval.fortran_vec (); F77_XFCN (sgemv, SGEMV, (F77_CONST_CHAR_ARG2 ("N", 1), nr, nc, 1.0f, m.data (), nr, a.data (), 1, 0.0f, y, 1 F77_CHAR_ARG_LEN (1))); } } return retval; } // diagonal matrix by column vector -> column vector operations FloatColumnVector operator * (const FloatDiagMatrix& m, const FloatColumnVector& a) { FloatColumnVector retval; octave_idx_type nr = m.rows (); octave_idx_type nc = m.cols (); octave_idx_type a_len = a.numel (); if (nc != a_len) octave::err_nonconformant ("operator *", nr, nc, a_len, 1); if (nr == 0 || nc == 0) retval.resize (nr, 0.0); else { retval.resize (nr); for (octave_idx_type i = 0; i < a_len; i++) retval.elem (i) = a.elem (i) * m.elem (i, i); for (octave_idx_type i = a_len; i < nr; i++) retval.elem (i) = 0.0; } return retval; } // other operations float FloatColumnVector::min (void) const { octave_idx_type len = numel (); if (len == 0) return 0.0; float res = elem (0); for (octave_idx_type i = 1; i < len; i++) if (elem (i) < res) res = elem (i); return res; } float FloatColumnVector::max (void) const { octave_idx_type len = numel (); if (len == 0) return 0.0; float res = elem (0); for (octave_idx_type i = 1; i < len; i++) if (elem (i) > res) res = elem (i); return res; } std::ostream& operator << (std::ostream& os, const FloatColumnVector& a) { // int field_width = os.precision () + 7; for (octave_idx_type i = 0; i < a.numel (); i++) os << /* setw (field_width) << */ a.elem (i) << "\n"; return os; } std::istream& operator >> (std::istream& is, FloatColumnVector& a) { octave_idx_type len = a.numel (); if (len > 0) { float tmp; for (octave_idx_type i = 0; i < len; i++) { is >> tmp; if (is) a.elem (i) = tmp; else break; } } return is; }