/// <summary>
/// This method calculates ship and star collsion.
/// </summary>
/// <param name="s"></param>
private static void ShipStarCollision(Ship s)
{
foreach (Star star in world.starCollection.Values)
{
//if star location minus ship location length is less that 35, we set
//ships hp to 0.
if ((star.getStarLoc() - s.getShipLoc()).Length() < 35)
{
s.setShipHp(0);
}
}
}
/// <summary>
/// This method calculates Projectile and ship collision.
/// </summary>
/// <param name="s"></param>
private static void ProjectileShipCollision(Ship s)
{
foreach (Projectile p in world.projectileCollection.Values.ToList())
{
//if ship hp is not equal to zero.
if (s.getShipHp() != 0)
{
//if projectile location and ship location is less than 25 and projectile is alive.
if ((p.getProjectileLoc() - s.getShipLoc()).Length() < 25 && (p.getProjectileOwner() != s.getShipId()))
{
//get the score and hp for the owner of the projectile.
int score = world.shipCollection[p.getProjectileOwner()].getShipScore();
int hp = world.shipCollection[p.getProjectileOwner()].getShipHp();
//decrement ships hp by 1.
s.setShipHp(s.getShipHp() - 1);
//for extra game mode.
if (gameMode == 1)
{
//if projectile owner hp is less than 5.
if (world.shipCollection[p.getProjectileOwner()].getShipHp() < 5)
{
//icrement the ships hp by 1, if it hits other ship.
world.shipCollection[p.getProjectileOwner()].setShipHp((s.getShipHp() + 1));
}
}
p.setProjectileAlive(false);
//id ship hp is zer0.
if (s.getShipHp() == 0)
{
//extra game mode.
if (gameMode == 1)
{
if (hp < 5)
{
//increments hp by 1.
world.shipCollection[p.getProjectileOwner()].setShipHp(hp + 1);
}
}
//increments score by 1.
world.shipCollection[p.getProjectileOwner()].setShipScore(score + 1);
}
}
}
}
}
