public void test_can_keep_to_required_length()
{
var instance = new nMotionVector();
instance.MaxLength = 10f;
instance.Update(0, 0);
instance.Update(2, 0);
instance.Update(4, 0);
instance.Update(6, 0);
instance.Update(8, 0);
instance.Update(10, 0);
instance.Length.ShouldBe(10);
instance.Update(12, 0);
instance.Length.ShouldBe(10);
}
public void test_can_generate_points_from_small_increments()
{
var instance = new nMotionVector();
instance.SegmentSize = 0.5f;
instance.MaxLength = 10f;
for (var i = 0.0f; i < 10.1f; i += 0.01f) {
instance.Update(0, i);
}
nGLine[] points;
points = instance.Points();
// +1 for the last segment
points.Length.ShouldBe(21);
}
public void test_can_generate_points()
{
var instance = new nMotionVector();
instance.SegmentSize = 0.5f;
instance.MaxLength = 10f;
instance.Update(0, 0);
instance.Update(2, 0);
instance.Update(4, 0);
instance.Update(6, 0);
instance.Update(8, 0);
instance.Update(10, 0);
nGLine[] points;
points = instance.Points();
points.Length.ShouldBe(20);
}
private void Init()
{
_motion = new nMotionVector() {
MaxLength = MaxLength,
SegmentSize = SegmentSize
};
_trail = new nTrail((int) (MaxLength / SegmentSize)) {
MinWidth = MinWidth,
MaxWidth = MaxWidth
};
var m = new nMotion(_trail, new ForeverAnim());
_sprites.Add(m);
_ready = true;
}
public void test_can_create_instance()
{
var instance = new nMotionVector();
instance.ShouldNotBe(null);
}