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view libinterp/octave-value/ov-perm.cc @ 21301:40de9f8f23a6
Use '#include "config.h"' rather than <config.h>.
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bsxfun.cc, c-file-ptr-stream.cc, cdisplay.c, cellfun.cc, coct-hdf5-types.c,
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fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc,
gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc,
gl-render.cc, gl2ps-print.cc, graphics.cc, gripes.cc, hash.cc, help.cc,
hess.cc, hex2num.cc, hook-fcn.cc, input.cc, inv.cc, jit-ir.cc, jit-typeinfo.cc,
jit-util.cc, kron.cc, load-path.cc, load-save.cc, lookup.cc,
ls-ascii-helper.cc, ls-hdf5.cc, ls-mat-ascii.cc, ls-mat4.cc, ls-mat5.cc,
ls-oct-binary.cc, ls-oct-text.cc, ls-utils.cc, lsode.cc, lu.cc, luinc.cc,
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oct-errno.in.cc, oct-fstrm.cc, oct-hdf5-types.cc, oct-hist.cc, oct-iostrm.cc,
oct-lvalue.cc, oct-map.cc, oct-prcstrm.cc, oct-procbuf.cc, oct-stream.cc,
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ordschur.cc, pager.cc, pinv.cc, pr-output.cc, procstream.cc, profiler.cc,
psi.cc, pt-jit.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc,
schur.cc, sighandlers.cc, siglist.c, sparse-xdiv.cc, sparse-xpow.cc, sparse.cc,
spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc,
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__delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc,
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colamd.cc, convhulln.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc,
mkbuiltins, mkops, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc,
ov-base-scalar.cc, ov-base-sparse.cc, ov-base.cc, ov-bool-mat.cc,
ov-bool-sparse.cc, ov-bool.cc, ov-builtin.cc, ov-cell.cc, ov-ch-mat.cc,
ov-class.cc, ov-classdef.cc, ov-colon.cc, ov-complex.cc, ov-cs-list.cc,
ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-fcn.cc, ov-float.cc, ov-flt-complex.cc, ov-flt-cx-diag.cc,
ov-flt-cx-mat.cc, ov-flt-re-diag.cc, ov-flt-re-mat.cc, ov-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-java.cc, ov-lazy-idx.cc,
ov-mex-fcn.cc, ov-null-mat.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-str-mat.cc,
ov-struct.cc, ov-typeinfo.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc,
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op-dm-template.cc, op-dms-template.cc, op-double-conv.cc, op-fcdm-fcdm.cc,
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op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc,
op-fdm-fdm.cc, op-float-conv.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc,
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op-int-conv.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc,
op-m-sm.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc,
op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc,
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op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc,
op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc,
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pt-const.cc, pt-decl.cc, pt-eval.cc, pt-except.cc, pt-exp.cc, pt-fcn-handle.cc,
pt-funcall.cc, pt-id.cc, pt-idx.cc, pt-jump.cc, pt-loop.cc, pt-mat.cc,
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MDiagArray2.cc, MSparse-C.cc, MSparse-d.cc, MatrixType.cc, PermMatrix.cc,
Range.cc, Sparse-C.cc, Sparse-b.cc, Sparse-d.cc, Sparse.cc, boolMatrix.cc,
boolNDArray.cc, boolSparse.cc, chMatrix.cc, chNDArray.cc, dColVector.cc,
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dim-vector.cc, fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc,
fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc,
fRowVector.cc, idx-vector.cc, int16NDArray.cc, int32NDArray.cc,
int64NDArray.cc, int8NDArray.cc, intNDArray.cc, uint16NDArray.cc,
uint32NDArray.cc, uint64NDArray.cc, uint8NDArray.cc, blaswrap.c, cquit.c,
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lu.cc, oct-convn.cc, oct-fftw.cc, oct-norm.cc, oct-rand.cc, oct-spparms.cc,
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lo-ieee.cc, lo-regexp.cc, lo-utils.cc, oct-base64.cc, oct-glob.cc,
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octave-config.in.cc:
Use '#include "config.h"' rather than <config.h>.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 18 Feb 2016 13:34:50 -0800 |
parents | fcac5dbbf9ed |
children | 66cae7a6dc47 |
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/* Copyright (C) 2008-2015 Jaroslav Hajek 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/>. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "byte-swap.h" #include "dim-vector.h" #include "mxarray.h" #include "ov-perm.h" #include "ov-re-mat.h" #include "ov-scalar.h" #include "error.h" #include "errwarn.h" #include "ops.h" #include "pr-output.h" #include "ls-oct-text.h" octave_value octave_perm_matrix::subsref (const std::string& type, const std::list<octave_value_list>& idx) { octave_value retval; switch (type[0]) { case '(': retval = do_index_op (idx.front ()); break; case '{': case '.': { std::string nm = type_name (); error ("%s cannot be indexed with %c", nm.c_str (), type[0]); } break; default: panic_impossible (); } return retval.next_subsref (type, idx); } octave_value octave_perm_matrix::do_index_op (const octave_value_list& idx, bool resize_ok) { octave_value retval; octave_idx_type nidx = idx.length (); idx_vector idx0, idx1; if (nidx == 2) { int k = 0; // index we're processing when index_vector throws try { idx0 = idx(0).index_vector (); k = 1; idx1 = idx(1).index_vector (); } catch (index_exception& e) { // Rethrow to allow more info to be reported later. e.set_pos_if_unset (2, k+1); throw; } } // This hack is to allow constructing permutation matrices using // eye(n)(p,:), eye(n)(:,q) && eye(n)(p,q) where p & q are permutation // vectors. // Note that, for better consistency, eye(n)(:,:) still converts to a full // matrix. if (nidx == 2) { bool left = idx0.is_permutation (matrix.rows ()); bool right = idx1.is_permutation (matrix.cols ()); if (left && right) { if (idx0.is_colon ()) left = false; if (idx1.is_colon ()) right = false; if (left || right) { PermMatrix p = matrix; if (left) p = PermMatrix (idx0, false) * p; if (right) p = p * PermMatrix (idx1, true); retval = p; } else { retval = this; this->count++; } } } if (! retval.is_defined ()) { if (nidx == 2 && ! resize_ok && idx0.is_scalar () && idx1.is_scalar ()) retval = matrix.checkelem (idx0(0), idx1(0)); else retval = to_dense ().do_index_op (idx, resize_ok); } return retval; } bool octave_perm_matrix::is_true (void) const { return to_dense ().is_true (); } double octave_perm_matrix::double_value (bool) const { double retval = lo_ieee_nan_value (); if (numel () == 0) err_invalid_conversion (type_name (), "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", type_name (), "real scalar"); retval = matrix(0, 0); return retval; } float octave_perm_matrix::float_value (bool) const { float retval = lo_ieee_float_nan_value (); if (numel () == 0) err_invalid_conversion (type_name (), "real scalar"); warn_implicit_conversion ("Octave:array-to-scalar", type_name (), "real scalar"); retval = matrix(0, 0); return retval; } Complex octave_perm_matrix::complex_value (bool) const { double tmp = lo_ieee_nan_value (); Complex retval (tmp, tmp); if (rows () == 0 || columns () == 0) err_invalid_conversion (type_name (), "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", type_name (), "complex scalar"); retval = matrix(0, 0); return retval; } FloatComplex octave_perm_matrix::float_complex_value (bool) const { float tmp = lo_ieee_float_nan_value (); FloatComplex retval (tmp, tmp); if (rows () == 0 || columns () == 0) err_invalid_conversion (type_name (), "complex scalar"); warn_implicit_conversion ("Octave:array-to-scalar", type_name (), "complex scalar"); retval = matrix(0, 0); return retval; } #define FORWARD_MATRIX_VALUE(TYPE, PREFIX) \ TYPE \ octave_perm_matrix::PREFIX ## _value (bool frc_str_conv) const \ { \ return to_dense ().PREFIX ## _value (frc_str_conv); \ } SparseMatrix octave_perm_matrix::sparse_matrix_value (bool) const { return SparseMatrix (matrix); } SparseBoolMatrix octave_perm_matrix::sparse_bool_matrix_value (bool) const { return SparseBoolMatrix (matrix); } SparseComplexMatrix octave_perm_matrix::sparse_complex_matrix_value (bool) const { return SparseComplexMatrix (sparse_matrix_value ()); } FORWARD_MATRIX_VALUE (Matrix, matrix) FORWARD_MATRIX_VALUE (FloatMatrix, float_matrix) FORWARD_MATRIX_VALUE (ComplexMatrix, complex_matrix) FORWARD_MATRIX_VALUE (FloatComplexMatrix, float_complex_matrix) FORWARD_MATRIX_VALUE (NDArray, array) FORWARD_MATRIX_VALUE (FloatNDArray, float_array) FORWARD_MATRIX_VALUE (ComplexNDArray, complex_array) FORWARD_MATRIX_VALUE (FloatComplexNDArray, float_complex_array) FORWARD_MATRIX_VALUE (boolNDArray, bool_array) FORWARD_MATRIX_VALUE (charNDArray, char_array) idx_vector octave_perm_matrix::index_vector (bool require_integers) const { return to_dense ().index_vector (require_integers); } octave_value octave_perm_matrix::convert_to_str_internal (bool pad, bool force, char type) const { return to_dense ().convert_to_str_internal (pad, force, type); } bool octave_perm_matrix::save_ascii (std::ostream& os) { os << "# size: " << matrix.rows () << "\n"; os << "# orient: c\n"; Array<octave_idx_type> pvec = matrix.col_perm_vec (); octave_idx_type n = pvec.numel (); ColumnVector tmp (n); for (octave_idx_type i = 0; i < n; i++) tmp(i) = pvec(i) + 1; os << tmp; return true; } bool octave_perm_matrix::load_ascii (std::istream& is) { octave_idx_type n; char orient; if (! extract_keyword (is, "size", n, true) || ! extract_keyword (is, "orient", orient, true)) error ("load: failed to extract size & orientation"); bool colp = orient == 'c'; ColumnVector tmp (n); is >> tmp; if (! is) error ("load: failed to load permutation matrix constant"); Array<octave_idx_type> pvec (dim_vector (n, 1)); for (octave_idx_type i = 0; i < n; i++) pvec(i) = tmp(i) - 1; matrix = PermMatrix (pvec, colp); // Invalidate cache. Probably not necessary, but safe. dense_cache = octave_value (); return true; } bool octave_perm_matrix::save_binary (std::ostream& os, bool&) { int32_t sz = matrix.rows (); bool colp = true; os.write (reinterpret_cast<char *> (&sz), 4); os.write (reinterpret_cast<char *> (&colp), 1); const Array<octave_idx_type>& col_perm = matrix.col_perm_vec (); os.write (reinterpret_cast<const char *> (col_perm.data ()), col_perm.byte_size ()); return true; } bool octave_perm_matrix::load_binary (std::istream& is, bool swap, oct_mach_info::float_format) { int32_t sz; bool colp; if (! (is.read (reinterpret_cast<char *> (&sz), 4) && is.read (reinterpret_cast<char *> (&colp), 1))) return false; MArray<octave_idx_type> m (dim_vector (sz, 1)); if (! is.read (reinterpret_cast<char *> (m.fortran_vec ()), m.byte_size ())) return false; if (swap) { int nel = m.numel (); for (int i = 0; i < nel; i++) switch (sizeof (octave_idx_type)) { case 8: swap_bytes<8> (&m(i)); break; case 4: swap_bytes<4> (&m(i)); break; case 2: swap_bytes<2> (&m(i)); break; case 1: default: break; } } matrix = PermMatrix (m, colp); return true; } void octave_perm_matrix::print_raw (std::ostream& os, bool pr_as_read_syntax) const { return octave_print_internal (os, matrix, pr_as_read_syntax, current_print_indent_level ()); } mxArray * octave_perm_matrix::as_mxArray (void) const { return to_dense ().as_mxArray (); } bool octave_perm_matrix::print_as_scalar (void) const { dim_vector dv = dims (); return (dv.all_ones () || dv.any_zero ()); } void octave_perm_matrix::print (std::ostream& os, bool pr_as_read_syntax) { print_raw (os, pr_as_read_syntax); newline (os); } int octave_perm_matrix::write (octave_stream& os, int block_size, oct_data_conv::data_type output_type, int skip, oct_mach_info::float_format flt_fmt) const { return to_dense ().write (os, block_size, output_type, skip, flt_fmt); } void octave_perm_matrix::print_info (std::ostream& os, const std::string& prefix) const { matrix.print_info (os, prefix); } octave_value octave_perm_matrix::to_dense (void) const { if (! dense_cache.is_defined ()) dense_cache = Matrix (matrix); return dense_cache; } DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_perm_matrix, "permutation matrix", "double"); static octave_base_value * default_numeric_conversion_function (const octave_base_value& a) { CAST_CONV_ARG (const octave_perm_matrix&); return new octave_matrix (v.matrix_value ()); } octave_base_value::type_conv_info octave_perm_matrix::numeric_conversion_function (void) const { return octave_base_value::type_conv_info (default_numeric_conversion_function, octave_matrix::static_type_id ()); } octave_base_value * octave_perm_matrix::try_narrowing_conversion (void) { octave_base_value *retval = 0; if (matrix.numel () == 1) retval = new octave_scalar (matrix (0, 0)); return retval; } octave_value octave_perm_matrix::fast_elem_extract (octave_idx_type n) const { if (n < matrix.numel ()) { octave_idx_type nr = matrix.rows (); octave_idx_type r = n % nr; octave_idx_type c = n / nr; return octave_value (matrix.elem (r, c)); } else return octave_value (); }