oop-labs-collection/labs/3/renderSuite/Vec3.java

package renderSuite;

import java.lang.Math;

public class Vec3 {
    public double x, y, z;

    public Vec3(double x, double y, double z) {
        this.x = x;
        this.y = y;
        this.z = z;
    }

    public void main(double x, double y, double z) {
        this.x = x;
        this.y = y;
        this.z = z;
    }

    public double len() {
        return Math.sqrt(this.x*this.x + this.y*this.y + this.z*this.z);
    }

    public void normalize() {
        double l = len();

        this.x /= l;
        this.y /= l;
        this.z /= l;
    }

    public Vec3 get_norm() {
        double l = len();
        return new Vec3(this.x / l, this.y / l, this.z / l);
    }

    public Vec3 copy() {
        return new Vec3(this.x, this.y, this.z);
    }
}