public void IsCollidingWithRectangleWorks()
{
var rect = new BoundingRectangle(10, 6)
{
Position = new Vector2d(5, 3)
};
var circle = new BoundingCircle(3)
{
Position = new Vector2d(14, 3)
};
Assert.False(circle.Intersects(rect));
circle.Position.X--;
Assert.True(circle.Intersects(rect));
rect.Rotation = Math.PI * .5;
rect.Position.X = 3;
rect.Position.Y = 5;
circle.Position.X = 8;
circle.Position.Y = 12;
Assert.True(circle.Intersects(rect));
circle = new BoundingCircle(50) {
Position = new Vector2d(156, 165)
};
rect = new BoundingRectangle(new Size2d(200, 100))
{
Position = new Vector2d(300, 200)
};
Assert.True(circle.Intersects(rect));
circle.Position.X = 300;
circle.Position.Y = 350;
Assert.False(circle.Intersects(rect));
}
public void IsCollidingWithOtherCircleWorks()
{
var circle1 = new BoundingCircle(10)
{
Position = new Vector2d(10, 5)
};
var circle2 = new BoundingCircle(6)
{
Position = new Vector2d(17, 5)
};
Assert.True(circle1.Intersects(circle2));
circle2.Position.X = -5;
Assert.True(circle1.Intersects(circle2));
circle2.Position.X = -6;
Assert.False(circle1.Intersects(circle2));
}
public override bool Intersects(BoundingCircle obj)
{
return obj.Intersects((BoundingRectangle)this);
}
public void ContainsPointWorks()
{
var circle = new BoundingCircle(10)
{
Position = new Vector2d(10, 5)
};
Assert.False(circle.ContainsPoint(Vector2d.Zero));
Assert.True(circle.ContainsPoint(new Vector2d(3, 3)));
}
public void CircumferenceWorks()
{
var obj = new BoundingCircle(10);
Assert.Equal(Math.Round(obj.Circumference()), 63);
}
public void AreaWorks()
{
var obj = new BoundingCircle(10);
Assert.Equal(Math.Round(obj.Area()), 314);
}
public override bool Intersects(BoundingCircle circle)
{
return Position.Distance(circle.Position).Length() < Radius + circle.Radius;
}
public abstract bool Intersects(BoundingCircle circle);
