public static bool IsIgnoring(Collider.Collider c1, Collider.Collider c2)
{
ReactType reaction1 = c1.GetReaction(c2.GetCollisionChanell());
ReactType reaction2 = c2.GetReaction(c1.GetCollisionChanell());
return(reaction1 == ReactType.Ignore || reaction2 == ReactType.Ignore);
}
/// <summary>
/// Sprawdza, czy dane collidery blokują się ze sobą.
/// </summary>
public static bool IsBlocking(Collider.Collider c1, Collider.Collider c2)
{
bool reaction1 = c1.GetReaction(c2.GetCollisionChanell()).Equals(ReactType.Block);
bool reaction2 = c2.GetReaction(c1.GetCollisionChanell()).Equals(ReactType.Block);
return((reaction1 == reaction2) && reaction1);
}
/// <summary>
/// Mówi po której stronie jest collider c1 względem collidera c2.
/// </summary>
public static Direction CheckDirection(Collider.Collider c1, Collider.Collider c2)
{
Vector2 absPos = GetAbsolutePositionDifference(c1, c2);
Vector2 relPos = GetRelativePositionDifference(c1, c2);
if (absPos.X > absPos.Y) // LEFT || RIGHT
{
if (relPos.X < 0) // LEFT
{
return(Direction.LEFT);
}
else // RIGHT
{
return(Direction.RIGHT);
}
}
else // UP || DOWN gdzie jest obiekt, którym poruszamy względem tego statycznego.
{
if (relPos.Y < 0) // UP
{
return(Direction.UP);
}
else // DOWN
{
return(Direction.DOWN);
}
}
}
/// <summary>
/// Sprawdza, czy dany collider ma ciało i ustawioną opcję, że może się poruszać.
/// </summary>
public static bool CanMove(Collider.Collider collider)
{
var body = collider.Parent.GetComponent <Body>();
if (body == null)
{
return(false);
}
return(body.movable);
}
/// <summary>
/// Zwraca wektor odległości między dwoma colliderami. Odległości są bezwzględne
/// </summary>
public static Vector2 GetAbsolutePositionDifference(Collider.Collider c1, Collider.Collider c2)
{
return(new Vector2(
MathHelper.Distance(
c1.GetPosition().X,
c2.GetPosition().X),
MathHelper.Distance(
c1.GetPosition().Y,
c2.GetPosition().Y)));
}
private static void CheckColliderType(Collider.Collider movable, Collider.Collider stable)
{
if (!movable.isActive || !stable.isActive)
{
return;
}
if (GetDistanceBetween(movable, player) > physicsRange * 32 * SceneManager.scale)
{
return;
}
if (IsCircle(movable)) // 1: CIR
{
Collider.CircleCollider c1 = (CircleCollider)movable;
if (IsCircle(stable)) // 2: CIR
{
Collider.CircleCollider c2 = (CircleCollider)stable;
ResolveCollision(c1, c2);
}
else // 2: REC
{
Collider.BoxCollider c2 = (BoxCollider)stable;
ResolveCollision(c1, c2);
}
}
else // 1: REC
{
Collider.BoxCollider c1 = (BoxCollider)movable;
if (IsCircle(stable)) // 2: CIR
{
Collider.CircleCollider c2 = (CircleCollider)stable;
ResolveCollision(c1, c2);
}
else // 2: REC
{
Collider.BoxCollider c2 = (BoxCollider)stable;
ResolveCollision(c1, c2);
}
}
}
public static void RemoveCollider(Collider.Collider collider)
{
lock (colliders)
colliders.Remove(collider);
}
public static void AddCollider(Collider.Collider collider)
{
lock (colliders)
colliders.Add(collider);
}
/// <summary>
/// Sprawdza, czy dane collidery reagują na najechanie na siebie.
/// </summary>
public static bool IsOverlaping(Collider.Collider c1, Collider.Collider c2)
{
return(!IsBlocking(c1, c2) && !IsIgnoring(c1, c2));
}
/// <summary>
/// Sprawdza, czy dany collider jest prostokątem.
/// </summary>
public static bool IsRectangle(Collider.Collider collider)
{
return(collider.GetType() == typeof(Collider.BoxCollider));
}
/// <summary>
/// Sprawdza, czy dany collider jest kołem.
/// </summary>
public static bool IsCircle(Collider.Collider collider)
{
return(collider.GetType() == typeof(Collider.CircleCollider));
}
/// <summary>
/// Zwraca wektor różnicy odległości między colliderem pierwszym, a drugim. Odległości mogą być ujemne. c1 - c2
/// </summary>
public static Vector2 GetRelativePositionDifference(Collider.Collider c1, Collider.Collider c2)
{
return(new Vector2(c1.GetPosition().X - c2.GetPosition().X,
c1.GetPosition().Y - c2.GetPosition().Y));
}
/// <summary>
/// Zwraca odległość między dwoma colliderami.
/// </summary>
public static float GetDistanceBetween(Collider.Collider c1, Collider.Collider c2)
{
return((float)Math.Sqrt(Math.Pow(c1.GetPosition().X - c2.GetPosition().X, 2) +
Math.Pow(c1.GetPosition().Y - c2.GetPosition().Y, 2)));
}
