public void TestGravitationalMovement()
{
Acceleration2D testAcceleration = new Acceleration2D(new Vector2D(5.0, 0.0), 200.0);
Velocity2D testVelosity = new Velocity2D(5.0, 36.86989764584402);
Movement testMovement = new GravitationalMovement(testVelosity, testAcceleration);
Point2D testPoint = new Point2D(0.0, 0.0);
double[] expectedX = new double[] { 8.0, 20.0, 36.0, 56.0, 80.0, 108.0, 140.0, 176.0, 216.0, 260.0 };
double[] expectedY = new double[] { 6.0, 15.0, 27.0, 42.0, 60.0, 81.0, 105.0, 132.0, 162.0, 195.0 };
for (int i = 0; i < 10; i++)
{
testMovement.Step();
testPoint.X += testMovement.DeltaX;
testPoint.Y += testMovement.DeltaY;
Assert.AreEqual(expectedX[i], testPoint.X, "failure with x on iteration " + i);
Assert.AreEqual(expectedY[i], testPoint.Y, "failure with y on iteration " + i);
}
}
public void TestGravitationalMovement()
{
Acceleration2D testAcceleration = new Acceleration2D(new Vector2D(5.0, 0.0), 200.0);
Velocity2D testVelosity = new Velocity2D(5.0, 36.86989764584402);
Movement testMovement = new GravitationalMovement(testVelosity, testAcceleration);
Point2D testPoint = new Point2D(0.0, 0.0);
double[] expectedX = new double[] { 8.0, 20.0, 36.0, 56.0, 80.0, 108.0, 140.0, 176.0, 216.0, 260.0 };
double[] expectedY = new double[] { 6.0, 15.0, 27.0, 42.0, 60.0, 81.0, 105.0, 132.0, 162.0, 195.0 };
for (int i = 0; i < 10; i++)
{
testMovement.Step();
testPoint.X += testMovement.DeltaX;
testPoint.Y += testMovement.DeltaY;
Assert.AreEqual(expectedX[i], testPoint.X, "failure with x on iteration " + i);
Assert.AreEqual(expectedY[i], testPoint.Y, "failure with y on iteration " + i);
}
}
/// <summary>
/// GravitationalMovement Constructor, sets inital values for velosity and acceleration.
/// </summary>
/// <param name="velocity"></param>
/// <param name="acceleration"></param>
public GravitationalMovement(Velocity2D velocity, Acceleration2D acceleration)
: base(velocity)
{
_acceleration = acceleration;
}
/// <summary>
/// GravitationalMovement Constructor, sets inital values for velosity and acceleration.
/// </summary>
/// <param name="velocity"></param>
/// <param name="acceleration"></param>
public GravitationalMovement(Velocity2D velocity, Acceleration2D acceleration) : base(velocity)
{
_acceleration = acceleration;
}
