Mercurial > octave
diff src/OPERATORS/op-m-s.cc @ 2928:295f037b4b3e
[project @ 1997-05-05 05:32:33 by jwe]
author | jwe |
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date | Mon, 05 May 1997 05:33:54 +0000 |
parents | |
children | 0ff7323dab8b |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/OPERATORS/op-m-s.cc Mon May 05 05:33:54 1997 +0000 @@ -0,0 +1,129 @@ +/* + +Copyright (C) 1996, 1997 John W. Eaton + +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 2, 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, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ + +#if defined (__GNUG__) +#pragma implementation +#endif + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "gripes.h" +#include "ov.h" +#include "ov-re-mat.h" +#include "ov-scalar.h" +#include "ov-typeinfo.h" +#include "ops.h" +#include "xdiv.h" +#include "xpow.h" + +// matrix by scalar ops. + +DEFBINOP_OP (add, matrix, scalar, +) +DEFBINOP_OP (sub, matrix, scalar, -) +DEFBINOP_OP (mul, matrix, scalar, *) + +DEFBINOP (div, matrix, scalar) +{ + CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); + + double d = v2.double_value (); + + if (d == 0.0) + gripe_divide_by_zero (); + + return octave_value (v1.matrix_value () / d); +} + +DEFBINOP_FN (pow, matrix, scalar, xpow) + +DEFBINOP (ldiv, matrix, scalar) +{ + BINOP_NONCONFORMANT ("operator \\"); +} + +DEFBINOP_FN (lt, matrix, scalar, mx_el_lt) +DEFBINOP_FN (le, matrix, scalar, mx_el_le) +DEFBINOP_FN (eq, matrix, scalar, mx_el_eq) +DEFBINOP_FN (ge, matrix, scalar, mx_el_ge) +DEFBINOP_FN (gt, matrix, scalar, mx_el_gt) +DEFBINOP_FN (ne, matrix, scalar, mx_el_ne) + +DEFBINOP_OP (el_mul, matrix, scalar, *) + +DEFBINOP (el_div, matrix, scalar) +{ + CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); + + double d = v2.double_value (); + + if (d == 0.0) + gripe_divide_by_zero (); + + return octave_value (v1.matrix_value () / d); +} + +DEFBINOP_FN (el_pow, matrix, scalar, elem_xpow) + +DEFBINOP (el_ldiv, matrix, scalar) +{ + CAST_BINOP_ARGS (const octave_matrix&, const octave_scalar&); + + return x_el_div (v2.double_value (), v1.matrix_value ()); +} + +DEFBINOP_FN (el_and, matrix, scalar, mx_el_and) +DEFBINOP_FN (el_or, matrix, scalar, mx_el_or) + +DEFASSIGNOP_FN (assign, matrix, scalar, assign) + +void +install_m_s_ops (void) +{ + INSTALL_BINOP (add, octave_matrix, octave_scalar, add); + INSTALL_BINOP (sub, octave_matrix, octave_scalar, sub); + INSTALL_BINOP (mul, octave_matrix, octave_scalar, mul); + INSTALL_BINOP (div, octave_matrix, octave_scalar, div); + INSTALL_BINOP (pow, octave_matrix, octave_scalar, pow); + INSTALL_BINOP (ldiv, octave_matrix, octave_scalar, ldiv); + INSTALL_BINOP (lt, octave_matrix, octave_scalar, lt); + INSTALL_BINOP (le, octave_matrix, octave_scalar, le); + INSTALL_BINOP (eq, octave_matrix, octave_scalar, eq); + INSTALL_BINOP (ge, octave_matrix, octave_scalar, ge); + INSTALL_BINOP (gt, octave_matrix, octave_scalar, gt); + INSTALL_BINOP (ne, octave_matrix, octave_scalar, ne); + INSTALL_BINOP (el_mul, octave_matrix, octave_scalar, el_mul); + INSTALL_BINOP (el_div, octave_matrix, octave_scalar, el_div); + INSTALL_BINOP (el_pow, octave_matrix, octave_scalar, el_pow); + INSTALL_BINOP (el_ldiv, octave_matrix, octave_scalar, el_ldiv); + INSTALL_BINOP (el_and, octave_matrix, octave_scalar, el_and); + INSTALL_BINOP (el_or, octave_matrix, octave_scalar, el_or); + + INSTALL_ASSIGNOP (asn_eq, octave_matrix, octave_scalar, assign); +} + +/* +;;; Local Variables: *** +;;; mode: C++ *** +;;; End: *** +*/