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annotate liboctave/operators/Sparse-perm-op-defs.h @ 17822:ebb3ef964372

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maint: Use common #define syntax "octave_filename_h" in h_files. * libgui/src/dialog.h, libgui/src/find-files-dialog.h, libgui/src/find-files-model.h, libgui/src/m-editor/file-editor-tab.h, libgui/src/m-editor/octave-qscintilla.h, libgui/src/main-window.h, libgui/src/octave-dock-widget.h, libgui/src/workspace-model.h, libgui/src/workspace-view.h, libinterp/corefcn/Cell.h, libinterp/corefcn/gl-render.h, libinterp/corefcn/gl2ps-renderer.h, libinterp/corefcn/graphics.in.h, libinterp/corefcn/oct-errno.h, libinterp/corefcn/oct-fstrm.h, libinterp/corefcn/oct-handle.h, libinterp/corefcn/oct-hdf5.h, libinterp/corefcn/oct-hist.h, libinterp/corefcn/oct-iostrm.h, libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-procbuf.h, libinterp/corefcn/oct-stdstrm.h, libinterp/corefcn/oct-stream.h, libinterp/corefcn/oct-strstrm.h, libinterp/corefcn/octave-link.h, libinterp/corefcn/pt-jit.h, libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.h, libinterp/octave-value/ov-base-scalar.h, libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-colon.h, libinterp/octave-value/ov-complex.h, libinterp/octave-value/ov-cs-list.h, libinterp/octave-value/ov-cx-diag.h, libinterp/octave-value/ov-cx-mat.h, libinterp/octave-value/ov-cx-sparse.h, libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.h, libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.h, libinterp/octave-value/ov-float.h, libinterp/octave-value/ov-flt-complex.h, libinterp/octave-value/ov-flt-cx-diag.h, libinterp/octave-value/ov-flt-cx-mat.h, libinterp/octave-value/ov-flt-re-diag.h, libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int-traits.h, libinterp/octave-value/ov-int16.h, libinterp/octave-value/ov-int32.h, libinterp/octave-value/ov-int64.h, libinterp/octave-value/ov-int8.h, libinterp/octave-value/ov-java.h, libinterp/octave-value/ov-lazy-idx.h, libinterp/octave-value/ov-mex-fcn.h, libinterp/octave-value/ov-null-mat.h, libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-typeinfo.h, libinterp/octave-value/ov-uint16.h, libinterp/octave-value/ov-uint32.h, libinterp/octave-value/ov-uint64.h, libinterp/octave-value/ov-uint8.h, libinterp/octave-value/ov-usr-fcn.h, libinterp/octave-value/ov.h, libinterp/parse-tree/pt-all.h, libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-array-list.h, libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.h, libinterp/parse-tree/pt-cbinop.h, libinterp/parse-tree/pt-cell.h, libinterp/parse-tree/pt-check.h, libinterp/parse-tree/pt-cmd.h, libinterp/parse-tree/pt-colon.h, libinterp/parse-tree/pt-const.h, libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.h, libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.h, libinterp/parse-tree/pt-fcn-handle.h, libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-jump.h, libinterp/parse-tree/pt-loop.h, libinterp/parse-tree/pt-mat.h, libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.h, libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.h, libinterp/parse-tree/pt-unop.h, libinterp/parse-tree/pt-walk.h, libinterp/parse-tree/pt.h, liboctave/array/CColVector.h, liboctave/array/CDiagMatrix.h, liboctave/array/CMatrix.h, liboctave/array/CNDArray.h, liboctave/array/CRowVector.h, liboctave/array/boolMatrix.h, liboctave/array/chMatrix.h, liboctave/array/chNDArray.h, liboctave/array/dColVector.h, liboctave/array/dDiagMatrix.h, liboctave/array/dMatrix.h, liboctave/array/dNDArray.h, liboctave/array/dRowVector.h, liboctave/array/fCColVector.h, liboctave/array/fCDiagMatrix.h, liboctave/array/fCMatrix.h, liboctave/array/fCNDArray.h, liboctave/array/fCRowVector.h, liboctave/array/fColVector.h, liboctave/array/fDiagMatrix.h, liboctave/array/fMatrix.h, liboctave/array/fNDArray.h, liboctave/array/fRowVector.h, liboctave/cruft/misc/lo-error.h, liboctave/numeric/CmplxAEPBAL.h, liboctave/numeric/CmplxCHOL.h, liboctave/numeric/CmplxGEPBAL.h, liboctave/numeric/CmplxHESS.h, liboctave/numeric/CmplxLU.h, liboctave/numeric/CmplxQR.h, liboctave/numeric/CmplxQRP.h, liboctave/numeric/CmplxSCHUR.h, liboctave/numeric/CmplxSVD.h, liboctave/numeric/Quad.h, liboctave/numeric/SparseCmplxCHOL.h, liboctave/numeric/SparseCmplxLU.h, liboctave/numeric/SparseCmplxQR.h, liboctave/numeric/SparseQR.h, liboctave/numeric/SparsedbleCHOL.h, liboctave/numeric/SparsedbleLU.h, liboctave/numeric/bsxfun.h, liboctave/numeric/dbleAEPBAL.h, liboctave/numeric/dbleCHOL.h, liboctave/numeric/dbleGEPBAL.h, liboctave/numeric/dbleHESS.h, liboctave/numeric/dbleLU.h, liboctave/numeric/dbleQR.h, liboctave/numeric/dbleQRP.h, liboctave/numeric/dbleSCHUR.h, liboctave/numeric/dbleSVD.h, liboctave/numeric/fCmplxAEPBAL.h, liboctave/numeric/fCmplxCHOL.h, liboctave/numeric/fCmplxGEPBAL.h, liboctave/numeric/fCmplxHESS.h, liboctave/numeric/fCmplxLU.h, liboctave/numeric/fCmplxQR.h, liboctave/numeric/fCmplxQRP.h, liboctave/numeric/fCmplxSCHUR.h, liboctave/numeric/fCmplxSVD.h, liboctave/numeric/fEIG.h, liboctave/numeric/floatAEPBAL.h, liboctave/numeric/floatCHOL.h, liboctave/numeric/floatGEPBAL.h, liboctave/numeric/floatHESS.h, liboctave/numeric/floatLU.h, liboctave/numeric/floatQR.h, liboctave/numeric/floatQRP.h, liboctave/numeric/floatSCHUR.h, liboctave/numeric/floatSVD.h, liboctave/numeric/lo-mappers.h, liboctave/numeric/lo-specfun.h, liboctave/numeric/oct-convn.h, liboctave/numeric/oct-norm.h, liboctave/numeric/oct-rand.h, liboctave/operators/Sparse-diag-op-defs.h, liboctave/operators/Sparse-op-defs.h, liboctave/operators/Sparse-perm-op-defs.h, liboctave/system/lo-sysdep.h, liboctave/system/oct-env.h, liboctave/system/oct-group.h, liboctave/system/oct-openmp.h, liboctave/system/oct-passwd.h, liboctave/system/oct-syscalls.h, liboctave/system/oct-time.h, liboctave/system/oct-uname.h, liboctave/util/lo-array-gripes.h, liboctave/util/lo-cutils.h, liboctave/util/lo-ieee.h, liboctave/util/lo-macros.h, liboctave/util/lo-math.h, liboctave/util/lo-regexp.h, liboctave/util/lo-traits.h, liboctave/util/lo-utils.h, liboctave/util/oct-base64.h, liboctave/util/oct-binmap.h, liboctave/util/oct-glob.h, liboctave/util/oct-inttypes.h, liboctave/util/oct-locbuf.h, liboctave/util/oct-mem.h, liboctave/util/oct-mutex.h, liboctave/util/oct-refcount.h, liboctave/util/oct-rl-edit.h, liboctave/util/oct-rl-hist.h, liboctave/util/oct-shlib.h, liboctave/util/oct-sort.h, liboctave/util/oct-sparse.h: Use common #define syntax "octave_filename_h" in h_files.
author Rik <rik@octave.org>
date Thu, 31 Oct 2013 22:19:07 -0700
parents d63878346099
children aa9ca67f09fb
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1 /* -*- C++ -*-
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2
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3 Copyright (C) 2009-2013 Jason Riedy
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if !defined (octave_Sparse_perm_op_defs_h)
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24 #define octave_Sparse_perm_op_defs_h 1
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25
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26 // Matrix multiplication
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27
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28 template <typename SM>
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29 SM octinternal_do_mul_colpm_sm (const octave_idx_type *pcol, const SM& a)
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30 // Relabel the rows according to pcol.
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31 {
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32 const octave_idx_type nr = a.rows ();
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33 const octave_idx_type nc = a.cols ();
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34 const octave_idx_type nent = a.nnz ();
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35 SM r (nr, nc, nent);
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36
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37 octave_sort<octave_idx_type> sort;
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38
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39 for (octave_idx_type j = 0; j <= nc; ++j)
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40 r.xcidx (j) = a.cidx (j);
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41
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42 for (octave_idx_type j = 0; j < nc; j++)
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43 {
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44 octave_quit ();
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45
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46 OCTAVE_LOCAL_BUFFER (octave_idx_type, sidx, r.xcidx (j+1) - r.xcidx (j));
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47 for (octave_idx_type i = r.xcidx (j), ii = 0; i < r.xcidx (j+1); i++)
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48 {
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49 sidx[ii++]=i;
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50 r.xridx (i) = pcol[a.ridx (i)];
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51 }
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52 sort.sort (r.xridx () + r.xcidx (j), sidx, r.xcidx (j+1) - r.xcidx (j));
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53 for (octave_idx_type i = r.xcidx (j), ii = 0; i < r.xcidx (j+1); i++)
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54 r.xdata (i) = a.data (sidx[ii++]);
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55 }
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56
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57 return r;
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58 }
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59
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60 template <typename SM>
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61 SM octinternal_do_mul_pm_sm (const PermMatrix& p, const SM& a)
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62 {
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63 const octave_idx_type nr = a.rows ();
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64 if (p.cols () != nr)
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65 {
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66 gripe_nonconformant ("operator *", p.rows (), p.cols (), a.rows (), a.cols ());
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67 return SM ();
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68 }
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69
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70 if (p.is_row_perm ())
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71 {
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72 // Form the column permutation and then call the colpm_sm routine.
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73 const octave_idx_type *prow = p.pvec ().data ();
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74 OCTAVE_LOCAL_BUFFER (octave_idx_type, pcol, nr);
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75 for (octave_idx_type i = 0; i < nr; ++i)
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76 pcol[prow[i]] = i;
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77 return octinternal_do_mul_colpm_sm (pcol, a);
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78 }
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79 else
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80 return octinternal_do_mul_colpm_sm (p.pvec ().data (), a);
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81 }
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82
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83 template <typename SM>
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84 SM octinternal_do_mul_sm_rowpm (const SM& a, const octave_idx_type *prow)
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85 // For a row permutation, iterate across the source a and stuff the
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86 // results into the correct destination column in r.
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87 {
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88 const octave_idx_type nr = a.rows ();
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89 const octave_idx_type nc = a.cols ();
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90 const octave_idx_type nent = a.nnz ();
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91 SM r (nr, nc, nent);
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92
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93 for (octave_idx_type j_src = 0; j_src < nc; ++j_src)
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94 r.xcidx (prow[j_src]) = a.cidx (j_src+1) - a.cidx (j_src);
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95 octave_idx_type k = 0;
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96 for (octave_idx_type j = 0; j < nc; ++j)
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97 {
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98 const octave_idx_type tmp = r.xcidx (j);
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99 r.xcidx (j) = k;
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100 k += tmp;
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101 }
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102 r.xcidx (nc) = nent;
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103
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104 octave_idx_type k_src = 0;
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105 for (octave_idx_type j_src = 0; j_src < nc; ++j_src)
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106 {
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107 octave_quit ();
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108 const octave_idx_type j = prow[j_src];
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109 const octave_idx_type kend_src = a.cidx (j_src + 1);
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110 for (k = r.xcidx (j); k_src < kend_src; ++k, ++k_src)
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111 {
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112 r.xridx (k) = a.ridx (k_src);
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113 r.xdata (k) = a.data (k_src);
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114 }
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115 }
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116 assert (k_src == nent);
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117
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118 return r;
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119 }
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120
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121 template <typename SM>
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122 SM octinternal_do_mul_sm_colpm (const SM& a, const octave_idx_type *pcol)
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123 // For a column permutation, iterate across the destination r and pull
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124 // data from the correct column of a.
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125 {
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126 const octave_idx_type nr = a.rows ();
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127 const octave_idx_type nc = a.cols ();
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128 const octave_idx_type nent = a.nnz ();
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129 SM r (nr, nc, nent);
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130
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131 for (octave_idx_type j = 0; j < nc; ++j)
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132 {
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133 const octave_idx_type j_src = pcol[j];
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134 r.xcidx (j+1) = r.xcidx (j) + (a.cidx (j_src+1) - a.cidx (j_src));
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135 }
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136 assert (r.xcidx (nc) == nent);
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137
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138 octave_idx_type k = 0;
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139 for (octave_idx_type j = 0; j < nc; ++j)
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140 {
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141 octave_quit ();
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142 const octave_idx_type j_src = pcol[j];
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143 octave_idx_type k_src;
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144 const octave_idx_type kend_src = a.cidx (j_src + 1);
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145 for (k_src = a.cidx (j_src); k_src < kend_src; ++k_src, ++k)
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146 {
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147 r.xridx (k) = a.ridx (k_src);
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148 r.xdata (k) = a.data (k_src);
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149 }
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150 }
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151 assert (k == nent);
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152
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153 return r;
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154 }
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155
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156 template <typename SM>
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157 SM octinternal_do_mul_sm_pm (const SM& a, const PermMatrix& p)
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158 {
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159 const octave_idx_type nc = a.cols ();
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160 if (p.rows () != nc)
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161 {
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162 gripe_nonconformant ("operator *", a.rows (), a.cols (), p.rows (), p.cols ());
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163 return SM ();
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164 }
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165
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166 if (p.is_row_perm ())
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167 return octinternal_do_mul_sm_rowpm (a, p.pvec ().data ());
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168 else
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169 return octinternal_do_mul_sm_colpm (a, p.pvec ().data ());
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170 }
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171
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172 #endif // octave_Sparse_perm_op_defs_h