// Resolves problem where enemies can be recoiled on top of one another at the map's edge
private void spreadApart(GameChar enemy)
{
foreach (GameChar otherEnemy in world.Enemies)
{
if (!enemy.Equals(otherEnemy)) // Ensure enemy is not referencing itself
{
if (enemy.Bounds.Intersects(otherEnemy.Bounds))
{
// Enemy is left of other enemy
if (enemy.Position.X < otherEnemy.Position.X)
{
enemy.Position.X -= SpreadApartSpeed;
}
// Enemy is right of other enemy
else if (enemy.Position.X > otherEnemy.Position.X)
{
enemy.Position.X += SpreadApartSpeed;
}
// Enemy is above other enemy
if (enemy.Position.Y < otherEnemy.Position.Y)
{
enemy.Position.Y -= SpreadApartSpeed;
}
// Enemy is below other enemy
else if (enemy.Position.Y > otherEnemy.Position.Y)
{
enemy.Position.Y += SpreadApartSpeed;
}
enemy.SetBounds();
}
}
}
}
// Checks that a recoiled enemy does not land on top of any other enemies
private bool checkForEnemyRecoilCollision(GameChar recoiled, Vector2 recoil)
{
bool intersects = false;
Vector2 futurePos = new Vector2(recoiled.Position.X, recoiled.Position.Y);
futurePos.X += recoil.X;
futurePos.Y += recoil.Y;
Rectangle futureBounds = new Rectangle(recoiled.Bounds.X, recoiled.Bounds.Y, recoiled.Bounds.Width, recoiled.Bounds.Height);
futureBounds.X = (int)(futurePos.X - futureBounds.Width / 2);
futureBounds.Y = (int)(futurePos.Y - futureBounds.Height / 2);
foreach (GameChar enemy in world.Enemies)
{
if (!recoiled.Equals(enemy)) // Ensure enemy is not referencing itself
{
if (futureBounds.Intersects(enemy.Bounds))
{
intersects = true;
break;
}
}
}
return(intersects);
}
