Int3.java

/*
 * Java port of Bullet (c) 2008 Martin Dvorak <jezek2@advel.cz>
 *
 * Stan Melax Convex Hull Computation
 * Copyright (c) 2008 Stan Melax http://www.melax.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.
 */

package com.bulletphysics.linearmath.convexhull;

/**
 *
 * @author jezek2
 */
class Int3 {

	public int x, y, z;

	public Int3() {
	}

	public Int3(int x, int y, int z) {
		this.x = x;
		this.y = y;
		this.z = z;
	}
	
	public Int3(Int3 i) {
		x = i.x;
		y = i.y;
		z = i.z;
	}
	
	public void set(int x, int y, int z) {
		this.x = x;
		this.y = y;
		this.z = z;
	}

	public void set(Int3 i) {
		x = i.x;
		y = i.y;
		z = i.z;
	}
	
	public int getCoord(int coord) {
		switch (coord) {
			case 0: return x;
			case 1: return y;
			default: return z;
		}
	}

	public void setCoord(int coord, int value) {
		switch (coord) {
			case 0: x = value; break;
			case 1: y = value; break;
			case 2: z = value; break;
		}
	}
	
	public boolean equals(Int3 i) {
		return (x == i.x && y == i.y && z == i.z);
	}
	
	public IntRef getRef(final int coord) {
		return new IntRef() {
			@Override
			public int get() {
				return getCoord(coord);
			}

			@Override
			public void set(int value) {
				setCoord(coord, value);
			}
		};
	}

}