com.almasb.fxgl.physics.box2d.collision.shapes.MassData Maven / Gradle / Ivy

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/*
 * FXGL - JavaFX Game Library. The MIT License (MIT).
 * Copyright (c) AlmasB ([email protected]).
 * See LICENSE for details.
 */
/*
 * JBox2D - A Java Port of Erin Catto's Box2D
 *
 * JBox2D homepage: http://jbox2d.sourceforge.net/
 * Box2D homepage: http://www.box2d.org
 *
 * 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.almasb.fxgl.physics.box2d.collision.shapes;

import com.almasb.fxgl.core.math.Vec2;

/**
 * This holds the mass data computed for a shape.
 */
public class MassData {
    /**
     * The mass of the shape, usually in kilograms.
     */
    public float mass = 0;
    /**
     * The position of the shape's centroid relative to the shape's origin.
     */
    public final Vec2 center = new Vec2();
    /**
     * The rotational inertia of the shape about the local origin.
     */
    public float I = 0;
}