* Test that the equals() method distinguishes all fields.
*/
public void testEquals() {
// default instances
DeviationRenderer r1 = new DeviationRenderer();
DeviationRenderer r2 = new DeviationRenderer();
assertTrue(r1.equals(r2));
assertTrue(r2.equals(r1));
r1.setAlpha(0.1f);
assertFalse(r1.equals(r2));
r2.setAlpha(0.1f);
assertTrue(r1.equals(r2));
}