@Test
public void testGetNormalizedX() {
Vec2D v = new Vec2D(.5f, .4f);
v = Vec2DUtils.getNormalized(v);
assertTrue("normalized x=1", v.equalsWithTolerance(new Vec2D(1f, .8f), 0.000001f));
}
@Test
public void testGetNormalizedY() {
Vec2D v = new Vec2D(.4f, .5f);