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Root/axios/Common/FixedArray.cs

/*
* Farseer Physics Engine based on Box2D.XNA port:
* Copyright (c) 2010 Ian Qvist
*
* Box2D.XNA port of Box2D:
* Copyright (c) 2009 Brandon Furtwangler, Nathan Furtwangler
*
* Original source Box2D:
* Copyright (c) 2006-2009 Erin Catto http://www.gphysics.com
*
* This software is provided 'as-is', without any express or implied
* warranty.  In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
 
using System;
 
namespace FarseerPhysics.Common
{
    public struct FixedArray2<T>
    {
        private T _value0;
        private T _value1;
 
        public T this[int index]
        {
            get
            {
                switch (index)
                {
                    case 0:
                        return _value0;
                    case 1:
                        return _value1;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
            set
            {
                switch (index)
                {
                    case 0:
                        _value0 = value;
                        break;
                    case 1:
                        _value1 = value;
                        break;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
        }
    }
 
    public struct FixedArray3<T>
    {
        private T _value0;
        private T _value1;
        private T _value2;
 
        public T this[int index]
        {
            get
            {
                switch (index)
                {
                    case 0:
                        return _value0;
                    case 1:
                        return _value1;
                    case 2:
                        return _value2;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
            set
            {
                switch (index)
                {
                    case 0:
                        _value0 = value;
                        break;
                    case 1:
                        _value1 = value;
                        break;
                    case 2:
                        _value2 = value;
                        break;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
        }
    }
 
    public struct FixedArray4<T>
    {
        private T _value0;
        private T _value1;
        private T _value2;
        private T _value3;
 
        public T this[int index]
        {
            get
            {
                switch (index)
                {
                    case 0:
                        return _value0;
                    case 1:
                        return _value1;
                    case 2:
                        return _value2;
                    case 3:
                        return _value3;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
            set
            {
                switch (index)
                {
                    case 0:
                        _value0 = value;
                        break;
                    case 1:
                        _value1 = value;
                        break;
                    case 2:
                        _value2 = value;
                        break;
                    case 3:
                        _value3 = value;
                        break;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
        }
    }
 
    public struct FixedArray8<T>
    {
        private T _value0;
        private T _value1;
        private T _value2;
        private T _value3;
        private T _value4;
        private T _value5;
        private T _value6;
        private T _value7;
 
        public T this[int index]
        {
            get
            {
                switch (index)
                {
                    case 0:
                        return _value0;
                    case 1:
                        return _value1;
                    case 2:
                        return _value2;
                    case 3:
                        return _value3;
                    case 4:
                        return _value4;
                    case 5:
                        return _value5;
                    case 6:
                        return _value6;
                    case 7:
                        return _value7;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
            set
            {
                switch (index)
                {
                    case 0:
                        _value0 = value;
                        break;
                    case 1:
                        _value1 = value;
                        break;
                    case 2:
                        _value2 = value;
                        break;
                    case 3:
                        _value3 = value;
                        break;
                    case 4:
                        _value4 = value;
                        break;
                    case 5:
                        _value5 = value;
                        break;
                    case 6:
                        _value6 = value;
                        break;
                    case 7:
                        _value7 = value;
                        break;
                    default:
                        throw new IndexOutOfRangeException();
                }
            }
        }
    }
}
Source at commit 746146cbe176 created 12 years 7 months ago.
By Nathan Adams, Adding a cache for loading in textures

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