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-rw-r--r--OpenSim/Framework/OpenJpeg/int_.cs84
1 files changed, 0 insertions, 84 deletions
diff --git a/OpenSim/Framework/OpenJpeg/int_.cs b/OpenSim/Framework/OpenJpeg/int_.cs
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--- a/OpenSim/Framework/OpenJpeg/int_.cs
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1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Framework.OpenJpeg
33{
34 public static class int_
35 {
36 public static int int_min(int a, int b)
37 {
38 return a < b ? a : b;
39 }
40
41 public static int int_max(int a, int b)
42 {
43 return (a > b) ? a : b;
44 }
45
46 public static int int_clamp(int a, int min, int max)
47 {
48 if (a < min)
49 return min;
50 if (a > max)
51 return max;
52
53 return a;
54 }
55
56 public static int int_abs(int a)
57 {
58 return a < 0 ? -a : a;
59 }
60
61 public static int int_ceildiv(int a, int b)
62 {
63 return (a + b - 1) / b;
64 }
65
66 public static int int_ceildivpow2(int a, int b)
67 {
68 return (a + (1 << b) - 1) >> b;
69 }
70
71 public static int int_floordivpow2(int a, int b)
72 {
73 return a >> b;
74 }
75
76 public static int int_floorlog2(int a)
77 {
78 for (int l=0; a > 1; l++)
79 a >>= 1;
80
81 return 1;
82 }
83 }
84}