public static bool Intersects(Hitbox _a, Hitbox _b)
{
var a = (RectangleF)_a;
var b = (RectangleF)_b;
if (a.Left > b.Right)
return false;
if (a.Right < b.Left)
return false;
if (a.Top > b.Bottom)
return false;
if (a.Bottom < b.Top)
return false;
return true;
}
public static bool Intersects(Hitbox b, CircularHitbox c)
{
//Vector2 closest = new Vector2(MathHelper.Clamp(c.Position.X, b.Centre.X - b.Size.X / 2, b.Centre.X + b.Size.X / 2),
// MathHelper.Clamp(c.Position.Y, b.Centre.Y - b.Size.Y / 2, b.Centre.Y + b.Size.Y / 2));
//Vector2 distance = c.Position -closest;
//return distance.LengthSquared() < (c.Radius * c.Radius);
float cX = c.Position.X;
float cY = c.Position.X;
float rX = b.Centre.X;
float rY = b.Centre.Y;
float halfWidth = b.Width / 2;
float halfHeight = b.Height / 2;
float closestX = MathHelper.Clamp(cX, rX - halfWidth, rX + halfWidth);
float closestY = MathHelper.Clamp(cY, rY - halfHeight, rY + halfHeight);
float distX = cX - closestX;
float distY = cY - closestY;
float distSq = (distX * distX) + (distY * distY);
return distSq < (c.Radius * c.Radius);
}
public void SetHitbox(int width, int height)
{
Hitbox = new Hitbox(width, height, this);
HasHitbox = true;
}
public void MakeDefaultHitbox()
{
if (Graphic != null)
{
if (Animated)
{
Hitbox = new Hitbox(frameBounds.Width, frameBounds.Height, this);
Hitbox.Offset = -Origin;
}
else
{
Hitbox = new Hitbox(Graphic.Width, Graphic.Height, this);
Hitbox.Offset = -Origin;
}
//if (Hitbox.Flipped)
// H
}
else
throw new InvalidOperationException("Graphic not assigned. Cannot assign default hitbox.");
HasHitbox = true;
}