package framework.physics; import javax.vecmath.Vector3d; public class Force3D { double x; double y; double z; public static final Force3D ZERO = new Force3D( 0.0, 0.0, 0.0); public Force3D(double x,double y,double z){ this.x = x; this.y = y; this.z = z; } public Force3D(Vector3d v) { this.x = v.x; this.y = v.y; this.z = v.z; } public Vector3d getVector3d(){ return new Vector3d(x,y,z); } public void add(Force3D f) { x += f.x; y += f.y; z += f.z; } public double getSeverity() { return getVector3d().length(); } }