GNU Octave  3.8.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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ov-int8.cc
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1 /*
2 
3 Copyright (C) 2004-2013 John W. Eaton
4 
5 This file is part of Octave.
6 
7 Octave is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 Octave is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with Octave; see the file COPYING. If not, see
19 <http://www.gnu.org/licenses/>.
20 
21 */
22 
23 #ifdef HAVE_CONFIG_H
24 #include <config.h>
25 #endif
26 
27 #include <iostream>
28 #include <limits>
29 
30 #include "lo-ieee.h"
31 #include "lo-utils.h"
32 #include "mx-base.h"
33 #include "quit.h"
34 
35 #include "defun.h"
36 #include "gripes.h"
37 #include "oct-obj.h"
38 #include "oct-lvalue.h"
39 #include "ops.h"
40 #include "ov-base.h"
41 
42 #ifdef HAVE_HDF5
43 #define HDF5_SAVE_TYPE H5T_NATIVE_INT8
44 #endif
45 
46 #include "ov-base-int.h"
47 #include "ov-base-int.cc"
48 #include "ov-int8.h"
49 #include "ov-type-conv.h"
50 #include "pr-output.h"
51 #include "variables.h"
52 
53 #include "byte-swap.h"
54 #include "ls-oct-ascii.h"
55 #include "ls-utils.h"
56 #include "ls-hdf5.h"
57 
58 template class octave_base_matrix<int8NDArray>;
59 
61 
62 DEFINE_OCTAVE_ALLOCATOR (octave_int8_matrix);
63 
64 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_int8_matrix,
65  "int8 matrix", "int8");
66 
67 template class octave_base_scalar<octave_int8>;
68 
70 
71 DEFINE_OCTAVE_ALLOCATOR (octave_int8_scalar);
72 
73 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_int8_scalar,
74  "int8 scalar", "int8");
75 
76 DEFUN (int8, args, ,
77  "-*- texinfo -*-\n\
78 @deftypefn {Built-in Function} {} int8 (@var{x})\n\
79 Convert @var{x} to 8-bit integer type.\n\
80 @end deftypefn")
81 {
82  OCTAVE_TYPE_CONV_BODY (int8);
83 }
84 
85 /*
86 %!assert (class (int8 (1)), "int8")
87 %!assert (int8 (1.25), int8 (1))
88 %!assert (int8 (1.5), int8 (2))
89 %!assert (int8 (-1.5), int8 (-2))
90 %!assert (int8 (2^9), int8 (2^8-1))
91 %!assert (int8 (-2^9), int8 (-2^8))
92 */