/// <summary>
/// Method to determine collision using bounding circles
/// </summary>
/// <param name="A">Game object with sprite info script</param>
/// <param name="B">Game object with sprite info script</param>
/// <returns></returns>
bool CircleCollision(GameObject A, GameObject B)
{
SpriteInfo a = A.GetComponent <SpriteInfo>();
SpriteInfo b = B.GetComponent <SpriteInfo>();
float x = Mathf.Pow(a.Center().x - b.Center().x, 2);
float y = Mathf.Pow(a.Center().y - b.Center().y, 2);
if (x + y > Mathf.Pow(a.radius + b.radius, 2))
{
return(false);
}
return(true);
}
/// <summary>
/// Checks if two game objects are colliding using circle collision.
/// </summary>
/// <returns><c>true</c>, if collision was detected, <c>false</c> otherwise.</returns>
/// <param name="obj1">Obj1.</param>
/// <param name="obj2">Obj2.</param>
public bool CircleCollision(GameObject obj1, GameObject obj2)
{
//get the sprtie info scripts from each game object which hold corrected bounds of the sprite renderers
SpriteInfo info1 = obj1.GetComponent <SpriteInfo>();
SpriteInfo info2 = obj2.GetComponent <SpriteInfo>();
//distance between centers
Vector3 distance = info2.Center() - info1.Center();
float dist = distance.magnitude * distance.magnitude;
//check for AABB collision
if ((info1.GetRadiusBullet() + info2.GetRadiusBullet()) * (info1.GetRadiusBullet() + info2.GetRadiusBullet()) > dist)
{
//Debug.Log("Colliding");
return(true);
}
//if they are not colliding return false
return(false);
}