Vector3i.java

/* Copyright (c) 2012 Jesper Öqvist <jesper@llbit.se>
 *
 * This file is part of Chunky.
 *
 * Chunky is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Chunky is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with Chunky.  If not, see <http://www.gnu.org/licenses/>.
 */
package se.llbit.math;

/**
 * A 3D vector of integers.
 *
 * @author Jesper Öqvist <jesper@llbit.se>
 */
public class Vector3i {

  public int x, y, z;

  /**
   * Creates a new vector (0, 0, 0).
   */
  public Vector3i() {
    this(0, 0, 0);
  }

  /**
   * Creates a new vector (i, j, k).
   */
  public Vector3i(int i, int j, int k) {
    x = i;
    y = j;
    z = k;
  }

  /**
   * Set this vector equal to o.
   */
  public final void set(Vector3i o) {
    x = o.x;
    y = o.y;
    z = o.z;
  }

  /**
   * Set this vector equal to (d, e, f).
   */
  public final void set(int d, int e, int f) {
    x = d;
    y = e;
    z = f;
  }

  /**
   * Scale this vector by i.
   */
  public void scale(int i) {
    x *= i;
    y *= i;
    z *= i;
  }

  @Override public String toString() {
    return String.format("(%d, %d, %d)", x, y, z);
  }
}