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/* The MIT License
*
* Copyright (c) 2010 Intel Corporation.
* All rights reserved.
*
* Based on the convexdecomposition library from
* <http://codesuppository.googlecode.com> by John W. Ratcliff and Stan Melax.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
using System;
namespace OpenSim.Region.PhysicsModule.ConvexDecompositionDotNet
{
public class int3
{
public int x;
public int y;
public int z;
public int3()
{
}
public int3(int _x, int _y, int _z)
{
x = _x;
y = _y;
z = _z;
}
public int this[int i]
{
get
{
switch (i)
{
case 0: return x;
case 1: return y;
case 2: return z;
}
throw new ArgumentOutOfRangeException();
}
set
{
switch (i)
{
case 0: x = value; return;
case 1: y = value; return;
case 2: z = value; return;
}
throw new ArgumentOutOfRangeException();
}
}
public override int GetHashCode()
{
return x.GetHashCode() ^ y.GetHashCode() ^ z.GetHashCode();
}
public override bool Equals(object obj)
{
int3 i = obj as int3;
if (i == null)
return false;
return this == i;
}
public static bool operator ==(int3 a, int3 b)
{
// If both are null, or both are same instance, return true.
if (System.Object.ReferenceEquals(a, b))
return true;
// If one is null, but not both, return false.
if (((object)a == null) || ((object)b == null))
return false;
for (int i = 0; i < 3; i++)
{
if (a[i] != b[i])
return false;
}
return true;
}
public static bool operator !=(int3 a, int3 b)
{
return !(a == b);
}
public static int3 roll3(int3 a)
{
int tmp = a[0];
a[0] = a[1];
a[1] = a[2];
a[2] = tmp;
return a;
}
public static bool isa(int3 a, int3 b)
{
return (a == b || roll3(a) == b || a == roll3(b));
}
public static bool b2b(int3 a, int3 b)
{
return isa(a, new int3(b[2], b[1], b[0]));
}
}
}
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