view libinterp/octave-value/ov-uint8.cc @ 20530:bf6c4433ed5f

Clean up isa() function. * ov-class.cc (Fisa): Remove not strictly necessary const modifiers on variables. Use more meaningful variable names. Put direct test for class name first in if tree since this is the most likely test to succeed.
author Rik <rik@octave.org>
date Tue, 22 Sep 2015 01:38:40 -0700
parents c6224b4e7774
children
line wrap: on
line source

/*

Copyright (C) 2004-2015 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 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 <iostream>
#include <limits>

#include "lo-ieee.h"
#include "lo-utils.h"
#include "mx-base.h"
#include "quit.h"

#include "defun.h"
#include "gripes.h"
#include "oct-obj.h"
#include "oct-lvalue.h"
#include "oct-hdf5.h"
#include "ops.h"
#include "ov-base.h"

#if defined (HAVE_HDF5)
#define HDF5_SAVE_TYPE H5T_NATIVE_UINT8
#endif

#include "ov-base-int.h"
#include "ov-base-int.cc"
#include "ov-uint8.h"
#include "ov-type-conv.h"
#include "pr-output.h"
#include "variables.h"

#include "byte-swap.h"
#include "ls-oct-text.h"
#include "ls-utils.h"
#include "ls-hdf5.h"

template class octave_base_matrix<uint8NDArray>;

template class octave_base_int_matrix<uint8NDArray>;


DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_uint8_matrix,
                                     "uint8 matrix", "uint8");

template class octave_base_scalar<octave_uint8>;

template class octave_base_int_scalar<octave_uint8>;


DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_uint8_scalar,
                                     "uint8 scalar", "uint8");

DEFUN (uint8, args, ,
       "-*- texinfo -*-\n\
@deftypefn {Built-in Function} {} uint8 (@var{x})\n\
Convert @var{x} to unsigned 8-bit integer type.\n\
@seealso{int8, int16, uint16, int32, uint32, int64, uint64}\n\
@end deftypefn")
{
  OCTAVE_TYPE_CONV_BODY (uint8);
}

/*
%!assert (class (uint8 (1)), "uint8")
%!assert (uint8 (1.25), uint8 (1))
%!assert (uint8 (1.5), uint8 (2))
%!assert (uint8 (-1.5), uint8 (0))
%!assert (uint8 (2^9), uint8 (2^8-1))
%!assert (uint8 (-2^9), uint8 (0))
*/