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85 lines
2.7 KiB
C#
85 lines
2.7 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace OpenSim.Framework.OpenJpeg
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{
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public static class int_
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{
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public static int int_min(int a, int b)
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{
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return a < b ? a : b;
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}
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public static int int_max(int a, int b)
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{
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return (a > b) ? a : b;
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}
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public static int int_clamp(int a, int min, int max)
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{
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if (a < min)
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return min;
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if (a > max)
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return max;
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return a;
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}
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public static int int_abs(int a)
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{
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return a < 0 ? -a : a;
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}
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public static int int_ceildiv(int a, int b)
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{
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return (a + b - 1) / b;
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}
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public static int int_ceildivpow2(int a, int b)
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{
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return (a + (1 << b) - 1) >> b;
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}
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public static int int_floordivpow2(int a, int b)
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{
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return a >> b;
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}
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public static int int_floorlog2(int a)
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{
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for (int l=0; a > 1; l++)
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a >>= 1;
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return 1;
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}
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}
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}
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