private void HandleCollisions(List <ICollidable> levelActors)
{
isOnGround = false;
int nombreDObstaclesCroises = 0;
foreach (ICollidable actor in levelActors)
{
if (!actor.Crossable && actor.HitBox.Intersects(HitBox) && isOnGround == false)
{
CollideType collision = Utilities.CheckCollision(this, actor); //attention, avec ce système on ignore tous les obstacles de moins de 8px
if (collision.collideBottom && !(collision.collideRight || collision.collideLeft))
{
this.Position = new Vector2(Position.X, actor.HitBox.Top);
isOnGround = true;
}
if (collision.collideRight)
{
this.Position = new Vector2(actor.HitBox.Left - (this.HitBox.Width / 2), Position.Y);
}
if (collision.collideLeft)
{
this.Position = new Vector2(actor.HitBox.Right + (this.HitBox.Width / 2), Position.Y);
}
nombreDObstaclesCroises++;
}
}
//Debug.Write(nombreDObstaclesCroises);
}
/// <summary>
///
/// </summary>
/// <param name="actor1">généralement le perso</param>
/// <param name="actor2"></param>
/// <returns></returns>
public static CollideType CheckCollision(ICollidable actor1, ICollidable actor2)
{
CollideType result = new CollideType();
if (actor1.HitBox.Intersects(actor2.HitBox))
{
if (actor1.HitBox.Top > actor2.HitBox.Bottom)
{
//collision par le haut
result.collideTop = true;
actor2.OnCollision(actor1);
result.topCollisionDepth = actor2.HitBox.Bottom - actor1.HitBox.Top;
}
if (actor1.HitBox.Bottom > actor2.HitBox.Top)
{
//collision par le bas
result.collideBottom = true;
actor2.OnCollision(actor1);
result.bottomCollisionDepth = actor1.HitBox.Bottom - actor2.HitBox.Top;
}
}
Rectangle xCollisionHitBox = new Rectangle(actor1.HitBox.X,
actor1.HitBox.Y,
actor1.HitBox.Width,
actor1.HitBox.Height - 8);
if (xCollisionHitBox.Intersects(actor2.HitBox))
{
if ((xCollisionHitBox.Left < actor2.HitBox.Right) && (xCollisionHitBox.Center.X > actor2.HitBox.Center.X)) //!
{
//collision par la gauche
result.collideLeft = true;
actor2.OnCollision(actor1);
result.leftCollisionDepth = actor2.HitBox.Right - xCollisionHitBox.Left;
}
if ((xCollisionHitBox.Right > actor2.HitBox.Left) && (xCollisionHitBox.Center.X < actor2.HitBox.Center.X))
{
//collision par la droite
result.collideRight = true;
actor2.OnCollision(actor1);
result.rightCollisionDepth = xCollisionHitBox.Right - actor2.HitBox.Left;
}
}
return(result);
}
