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view libinterp/corefcn/dot.cc @ 21301:40de9f8f23a6
Use '#include "config.h"' rather than <config.h>.
* mk-octave-config-h.sh, mk-opts.pl, Backend.cc, BaseControl.cc,
ButtonControl.cc, Canvas.cc, CheckBoxControl.cc, Container.cc, ContextMenu.cc,
EditControl.cc, Figure.cc, FigureWindow.cc, GLCanvas.cc, KeyMap.cc,
ListBoxControl.cc, Logger.cc, Menu.cc, MouseModeActionGroup.cc, Object.cc,
ObjectFactory.cc, ObjectProxy.cc, Panel.cc, PopupMenuControl.cc,
PushButtonControl.cc, PushTool.cc, QtHandlesUtils.cc, RadioButtonControl.cc,
SliderControl.cc, TextControl.cc, TextEdit.cc, ToggleButtonControl.cc,
ToggleTool.cc, ToolBar.cc, ToolBarButton.cc, __init_qt__.cc,
annotation-dialog.cc, gl-select.cc, module.mk, kpty.cpp, color-picker.cc,
dialog.cc, documentation-dock-widget.cc, files-dock-widget.cc,
find-files-dialog.cc, find-files-model.cc, history-dock-widget.cc,
file-editor-tab.cc, file-editor-tab.h, file-editor.cc, find-dialog.cc,
marker.cc, octave-qscintilla.cc, octave-txt-lexer.cc, main-window.cc,
octave-cmd.cc, octave-dock-widget.cc, octave-gui.cc, octave-interpreter.cc,
octave-qt-link.cc, parser.cc, webinfo.cc, resource-manager.cc,
settings-dialog.cc, shortcut-manager.cc, terminal-dock-widget.cc,
thread-manager.cc, welcome-wizard.cc, workspace-model.cc, workspace-view.cc,
build-env-features.sh, build-env.in.cc, Cell.cc, __contourc__.cc,
__dispatch__.cc, __dsearchn__.cc, __ichol__.cc, __ilu__.cc, __lin_interpn__.cc,
__pchip_deriv__.cc, __qp__.cc, balance.cc, besselj.cc, betainc.cc, bitfcns.cc,
bsxfun.cc, c-file-ptr-stream.cc, cdisplay.c, cellfun.cc, coct-hdf5-types.c,
colloc.cc, comment-list.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc,
debug.cc, defaults.cc, defun.cc, det.cc, dirfns.cc, display.cc, dlmread.cc,
dot.cc, dynamic-ld.cc, eig.cc, ellipj.cc, error.cc, errwarn.cc, event-queue.cc,
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,
mappers.cc, matrix_type.cc, max.cc, mex.cc, mgorth.cc, nproc.cc,
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,
oct-strstrm.cc, oct-tex-lexer.in.ll, oct-tex-parser.in.yy, octave-link.cc,
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,
sylvester.cc, symtab.cc, syscalls.cc, sysdep.cc, text-renderer.cc, time.cc,
toplev.cc, tril.cc, tsearch.cc, txt-eng.cc, typecast.cc, urlwrite.cc, utils.cc,
variables.cc, xdiv.cc, xgl2ps.c, xnorm.cc, xpow.cc, zfstream.cc,
__delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc,
__init_fltk__.cc, __init_gnuplot__.cc, __magick_read__.cc, __osmesa_print__.cc,
__voronoi__.cc, amd.cc, audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc,
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,
ov-uint8.cc, ov-usr-fcn.cc, ov.cc, ovl.cc, octave.cc, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-double-conv.cc, op-fcdm-fcdm.cc,
op-fcdm-fdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc,
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,
op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc,
op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc,
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,
op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc,
op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc,
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,
op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, lex.ll, oct-parse.in.yy,
pt-arg-list.cc, pt-array-list.cc, pt-assign.cc, pt-binop.cc, pt-bp.cc,
pt-cbinop.cc, pt-cell.cc, pt-check.cc, pt-classdef.cc, pt-cmd.cc, pt-colon.cc,
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,
pt-misc.cc, pt-pr-code.cc, pt-select.cc, pt-stmt.cc, pt-unop.cc, pt.cc,
token.cc, Array-jit.cc, Array-os.cc, Array-sym.cc, Array-tc.cc, version.cc,
Array-C.cc, Array-b.cc, Array-ch.cc, Array-d.cc, Array-f.cc, Array-fC.cc,
Array-i.cc, Array-idx-vec.cc, Array-s.cc, Array-str.cc, Array-util.cc,
Array-voidp.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc,
CNDArray.cc, CRowVector.cc, CSparse.cc, DiagArray2.cc, MArray-C.cc,
MArray-d.cc, MArray-f.cc, MArray-fC.cc, MArray-i.cc, MArray-s.cc, MArray.cc,
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,
dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc,
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,
f77-extern.cc, f77-fcn.c, lo-error.c, quit.cc, CollocWt.cc, DASPK.cc, DASRT.cc,
DASSL.cc, EIG.cc, LSODE.cc, ODES.cc, Quad.cc, aepbalance.cc, chol.cc,
eigs-base.cc, fEIG.cc, gepbalance.cc, hess.cc, lo-mappers.cc, lo-specfun.cc,
lu.cc, oct-convn.cc, oct-fftw.cc, oct-norm.cc, oct-rand.cc, oct-spparms.cc,
qr.cc, qrp.cc, randgamma.c, randmtzig.c, randpoisson.c, schur.cc,
sparse-chol.cc, sparse-dmsolve.cc, sparse-lu.cc, sparse-qr.cc, svd.cc,
mk-ops.awk, dir-ops.cc, file-ops.cc, file-stat.cc, lo-sysdep.cc, mach-info.cc,
oct-env.cc, oct-group.cc, oct-passwd.cc, oct-syscalls.cc, oct-time.cc,
oct-uname.cc, cmd-edit.cc, cmd-hist.cc, data-conv.cc, f2c-main.c,
glob-match.cc, kpse.cc, lo-array-errwarn.cc, lo-array-gripes.cc, lo-cutils.c,
lo-ieee.cc, lo-regexp.cc, lo-utils.cc, oct-base64.cc, oct-glob.cc,
oct-inttypes.cc, oct-locbuf.cc, oct-mutex.cc, oct-rl-edit.c, oct-rl-hist.c,
oct-shlib.cc, oct-sort.cc, pathsearch.cc, singleton-cleanup.cc, sparse-sort.cc,
sparse-util.cc, str-vec.cc, unwind-prot.cc, url-transfer.cc,
display-available.c, main-cli.cc, main-gui.cc, main.in.cc, mkoctfile.in.cc,
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 | 53728df3e4c9 |
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/* Copyright (C) 2009-2015 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/>. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "f77-fcn.h" #include "mx-base.h" #include "error.h" #include "defun.h" #include "parse.h" extern "C" { F77_RET_T F77_FUNC (ddot3, DDOT3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const double*, const double*, double*); F77_RET_T F77_FUNC (sdot3, SDOT3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const float*, const float*, float*); F77_RET_T F77_FUNC (zdotc3, ZDOTC3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const Complex*, const Complex*, Complex*); F77_RET_T F77_FUNC (cdotc3, CDOTC3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const FloatComplex*, const FloatComplex*, FloatComplex*); F77_RET_T F77_FUNC (dmatm3, DMATM3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const double*, const double*, double*); F77_RET_T F77_FUNC (smatm3, SMATM3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const float*, const float*, float*); F77_RET_T F77_FUNC (zmatm3, ZMATM3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const Complex*, const Complex*, Complex*); F77_RET_T F77_FUNC (cmatm3, CMATM3) (const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const octave_idx_type&, const FloatComplex*, const FloatComplex*, FloatComplex*); } static void get_red_dims (const dim_vector& x, const dim_vector& y, int dim, dim_vector& z, octave_idx_type& m, octave_idx_type& n, octave_idx_type& k) { int nd = x.length (); assert (nd == y.length ()); z = dim_vector::alloc (nd); m = 1, n = 1, k = 1; for (int i = 0; i < nd; i++) { if (i < dim) { z(i) = x(i); m *= x(i); } else if (i > dim) { z(i) = x(i); n *= x(i); } else { k = x(i); z(i) = 1; } } } DEFUN (dot, args, , "-*- texinfo -*-\n\ @deftypefn {} {} dot (@var{x}, @var{y}, @var{dim})\n\ Compute the dot product of two vectors.\n\ \n\ If @var{x} and @var{y} are matrices, calculate the dot products along the\n\ first non-singleton dimension.\n\ \n\ If the optional argument @var{dim} is given, calculate the dot products\n\ along this dimension.\n\ \n\ This is equivalent to\n\ @code{sum (conj (@var{X}) .* @var{Y}, @var{dim})},\n\ but avoids forming a temporary array and is faster. When @var{X} and\n\ @var{Y} are column vectors, the result is equivalent to\n\ @code{@var{X}' * @var{Y}}.\n\ @seealso{cross, divergence}\n\ @end deftypefn") { int nargin = args.length (); if (nargin < 2 || nargin > 3) print_usage (); octave_value retval; octave_value argx = args(0); octave_value argy = args(1); if (! argx.is_numeric_type () || ! argy.is_numeric_type ()) error ("dot: X and Y must be numeric"); dim_vector dimx = argx.dims (); dim_vector dimy = argy.dims (); bool match = dimx == dimy; if (! match && nargin == 2 && dimx.is_vector () && dimy.is_vector ()) { // Change to column vectors. dimx = dimx.redim (1); argx = argx.reshape (dimx); dimy = dimy.redim (1); argy = argy.reshape (dimy); match = dimx == dimy; } if (! match) error ("dot: sizes of X and Y must match"); int dim; if (nargin == 2) dim = dimx.first_non_singleton (); else dim = args(2).int_value (true) - 1; if (dim < 0) error ("dot: DIM must be a valid dimension"); octave_idx_type m, n, k; dim_vector dimz; if (argx.is_complex_type () || argy.is_complex_type ()) { if (argx.is_single_type () || argy.is_single_type ()) { FloatComplexNDArray x = argx.float_complex_array_value (); FloatComplexNDArray y = argy.float_complex_array_value (); get_red_dims (dimx, dimy, dim, dimz, m, n, k); FloatComplexNDArray z (dimz); F77_XFCN (cdotc3, CDOTC3, (m, n, k, x.data (), y.data (), z.fortran_vec ())); retval = z; } else { ComplexNDArray x = argx.complex_array_value (); ComplexNDArray y = argy.complex_array_value (); get_red_dims (dimx, dimy, dim, dimz, m, n, k); ComplexNDArray z (dimz); F77_XFCN (zdotc3, ZDOTC3, (m, n, k, x.data (), y.data (), z.fortran_vec ())); retval = z; } } else if (argx.is_float_type () && argy.is_float_type ()) { if (argx.is_single_type () || argy.is_single_type ()) { FloatNDArray x = argx.float_array_value (); FloatNDArray y = argy.float_array_value (); get_red_dims (dimx, dimy, dim, dimz, m, n, k); FloatNDArray z (dimz); F77_XFCN (sdot3, SDOT3, (m, n, k, x.data (), y.data (), z.fortran_vec ())); retval = z; } else { NDArray x = argx.array_value (); NDArray y = argy.array_value (); get_red_dims (dimx, dimy, dim, dimz, m, n, k); NDArray z (dimz); F77_XFCN (ddot3, DDOT3, (m, n, k, x.data (), y.data (), z.fortran_vec ())); retval = z; } } else { // Non-optimized evaluation. octave_value_list tmp; tmp(1) = dim + 1; tmp(0) = do_binary_op (octave_value::op_el_mul, argx, argy); tmp = feval ("sum", tmp, 1); if (! tmp.empty ()) retval = tmp(0); } return retval; } /* %!assert (dot ([1, 2], [2, 3]), 8) %!test %! x = [2, 1; 2, 1]; %! y = [-0.5, 2; 0.5, -2]; %! assert (dot (x, y), [0 0]); %! assert (dot (single (x), single (y)), single ([0 0])); %!test %! x = [1+i, 3-i; 1-i, 3-i]; %! assert (dot (x, x), [4, 20]); %! assert (dot (single (x), single (x)), single ([4, 20])); %!test %! x = int8 ([1 2]); %! y = int8 ([2 3]); %! assert (dot (x, y), 8); %!test %! x = int8 ([1 2; 3 4]); %! y = int8 ([5 6; 7 8]); %! assert (dot (x, y), [26 44]); %! assert (dot (x, y, 2), [17; 53]); %! assert (dot (x, y, 3), [5 12; 21 32]); %% Test input validation %!error dot () %!error dot (1) %!error dot (1,2,3,4) %!error <X and Y must be numeric> dot ({1,2}, [3,4]) %!error <X and Y must be numeric> dot ([1,2], {3,4}) %!error <sizes of X and Y must match> dot ([1 2], [1 2 3]) %!error <sizes of X and Y must match> dot ([1 2]', [1 2 3]') %!error <sizes of X and Y must match> dot (ones (2,2), ones (2,3)) %!error <DIM must be a valid dimension> dot ([1 2], [1 2], 0) */ DEFUN (blkmm, args, , "-*- texinfo -*-\n\ @deftypefn {} {} blkmm (@var{A}, @var{B})\n\ Compute products of matrix blocks.\n\ \n\ The blocks are given as 2-dimensional subarrays of the arrays @var{A},\n\ @var{B}. The size of @var{A} must have the form @code{[m,k,@dots{}]} and\n\ size of @var{B} must be @code{[k,n,@dots{}]}. The result is then of size\n\ @code{[m,n,@dots{}]} and is computed as follows:\n\ \n\ @example\n\ @group\n\ for i = 1:prod (size (@var{A})(3:end))\n\ @var{C}(:,:,i) = @var{A}(:,:,i) * @var{B}(:,:,i)\n\ endfor\n\ @end group\n\ @end example\n\ @end deftypefn") { if (args.length () != 2) print_usage (); octave_value retval; octave_value argx = args(0); octave_value argy = args(1); if (! argx.is_numeric_type () || ! argy.is_numeric_type ()) error ("blkmm: A and B must be numeric"); const dim_vector dimx = argx.dims (); const dim_vector dimy = argy.dims (); int nd = dimx.length (); octave_idx_type m = dimx(0); octave_idx_type k = dimx(1); octave_idx_type n = dimy(1); octave_idx_type np = 1; bool match = dimy(0) == k && nd == dimy.length (); dim_vector dimz = dim_vector::alloc (nd); dimz(0) = m; dimz(1) = n; for (int i = 2; match && i < nd; i++) { match = match && dimx(i) == dimy(i); dimz(i) = dimx(i); np *= dimz(i); } if (! match) error ("blkmm: A and B dimensions don't match: (%s) and (%s)", dimx.str ().c_str (), dimy.str ().c_str ()); if (argx.is_complex_type () || argy.is_complex_type ()) { if (argx.is_single_type () || argy.is_single_type ()) { FloatComplexNDArray x = argx.float_complex_array_value (); FloatComplexNDArray y = argy.float_complex_array_value (); FloatComplexNDArray z (dimz); F77_XFCN (cmatm3, CMATM3, (m, n, k, np, x.data (), y.data (), z.fortran_vec ())); retval = z; } else { ComplexNDArray x = argx.complex_array_value (); ComplexNDArray y = argy.complex_array_value (); ComplexNDArray z (dimz); F77_XFCN (zmatm3, ZMATM3, (m, n, k, np, x.data (), y.data (), z.fortran_vec ())); retval = z; } } else { if (argx.is_single_type () || argy.is_single_type ()) { FloatNDArray x = argx.float_array_value (); FloatNDArray y = argy.float_array_value (); FloatNDArray z (dimz); F77_XFCN (smatm3, SMATM3, (m, n, k, np, x.data (), y.data (), z.fortran_vec ())); retval = z; } else { NDArray x = argx.array_value (); NDArray y = argy.array_value (); NDArray z (dimz); F77_XFCN (dmatm3, DMATM3, (m, n, k, np, x.data (), y.data (), z.fortran_vec ())); retval = z; } } return retval; } /* %!test %! x(:,:,1) = [1 2; 3 4]; %! x(:,:,2) = [1 1; 1 1]; %! z(:,:,1) = [7 10; 15 22]; %! z(:,:,2) = [2 2; 2 2]; %! assert (blkmm (x,x), z); %! assert (blkmm (single (x), single (x)), single (z)); %! assert (blkmm (x, single (x)), single (z)); %!test %! x(:,:,1) = [1 2; 3 4]; %! x(:,:,2) = [1i 1i; 1i 1i]; %! z(:,:,1) = [7 10; 15 22]; %! z(:,:,2) = [-2 -2; -2 -2]; %! assert (blkmm (x,x), z); %! assert (blkmm (single (x), single (x)), single (z)); %! assert (blkmm (x, single (x)), single (z)); %% Test input validation %!error blkmm () %!error blkmm (1) %!error blkmm (1,2,3) %!error <A and B dimensions don't match> blkmm (ones (2,2), ones (3,3)) %!error <A and B must be numeric> blkmm ({1,2}, [3,4]) %!error <A and B must be numeric> blkmm ([3,4], {1,2}) */