public void CoefficientOneReturnsInput()
{
var filter = new LowPassAccelerationFilter(1);
var firstVector = new Vector3D(2, 4, 6);
var output1 = filter.ApplyFilter(firstVector);
Assert.AreEqual(firstVector, output1);
var secondVector = new Vector3D(1, 4, 3);
var output2 = filter.ApplyFilter(secondVector);
Assert.AreEqual(secondVector, output2);
}
public void CoefficientZeroReturnsInitialValue()
{
var filter = new LowPassAccelerationFilter(0);
var firstVector = new Vector3D(2, 4, 6);
var output1 = filter.ApplyFilter(firstVector);
Assert.AreEqual(new Vector3D(), output1);
var secondVector = new Vector3D(1, 4, 3);
var output2 = filter.ApplyFilter(secondVector);
Assert.AreEqual(new Vector3D(), output2);
}
public void CoefficientHalfSmoothesValues()
{
var filter = new LowPassAccelerationFilter(0.5);
var firstVector = new Vector3D(2, 4, 6);
var output1 = filter.ApplyFilter(firstVector);
Assert.AreEqual(new Vector3D(1, 2, 3), output1);
var secondVector = new Vector3D(1, 4, 3);
var output2 = filter.ApplyFilter(secondVector);
Assert.AreEqual(new Vector3D(1, 3, 3), output2);
}
