public void TestRayStartingBehind()
{
Assert.IsFalse(
Ray2Disc2Collider.FindContacts(
Vector2.UnitX * 3.0f, Vector2.UnitX, 2.0f
).HasContact
);
}
public void TestRayStartingBehindWithAbsoluteDiscPosition()
{
Vector2 unitDiagonal = Vector2.Normalize(Vector2.One);
Assert.IsFalse(
Ray2Disc2Collider.FindContacts(
unitDiagonal * 6.0f, unitDiagonal, unitDiagonal * 3.0f, 2.0f
).HasContact
);
}
public void TestRayStartingInside()
{
LineContacts contacts = Ray2Disc2Collider.FindContacts(
new Vector2(0.0f, 0.0f), Vector2.UnitX, 2.0f
);
Assert.That(
contacts.EntryTime,
Is.EqualTo(0.0f).Within(Specifications.MaximumDeviation).Ulps
);
Assert.That(
contacts.ExitTime,
Is.EqualTo(2.0f).Within(Specifications.MaximumDeviation).Ulps
);
}
public void TestRayStartingInsideWithAbsoluteDiscPosition()
{
Vector2 unitDiagonal = Vector2.Normalize(Vector2.One);
LineContacts contacts = Ray2Disc2Collider.FindContacts(
unitDiagonal * 4.0f, unitDiagonal, unitDiagonal * 5.0f, 2.0f
);
Assert.That(
contacts.EntryTime,
Is.EqualTo(0.0f).Within(Specifications.MaximumDeviation).Ulps
);
Assert.That(
contacts.ExitTime,
Is.EqualTo(3.0f).Within(Specifications.MaximumDeviation).Ulps
);
}
