public void ClampToZero()
{
Matrix44D m = new Matrix44D(0.0000000000001);
m.ClampToZero();
Assert.AreEqual(new Matrix44D(), m);
m = new Matrix44D(0.1);
m.ClampToZero();
Assert.AreEqual(new Matrix44D(0.1), m);
m = new Matrix44D(0.001);
m.ClampToZero(0.01);
Assert.AreEqual(new Matrix44D(), m);
m = new Matrix44D(0.1);
m.ClampToZero(0.01);
Assert.AreEqual(new Matrix44D(0.1), m);
}