/// <summary>
/// Override Logic method
/// </summary>
public override void Logic()
{
//Set the target to the first entry in the survivor list
Target = World.AliveSurvivorList.ElementAt(0);
//Go through every survivor
foreach (Survivor surv in World.AliveSurvivorList)
{
//If the target has more kills than the next survivor
if (Target.Kills >= surv.Kills && surv.IsAlive)
{
//Set that survivor as the target
Target = surv;
}
}
//One in three chance of this happening
if (ExtensionMethods.RandomNumber(1, 3) == 2)
{
//If the Director has enough resources
if (World.Director.Resources > SpeedEffect.Instance.Cost)
{
//Go through all the zombies
foreach (Zombie zom in World.ZombieList)
{
if (CollisionEngine.IsNear(Target, zom))
{
//Use either the slow or speed up
if (ExtensionMethods.RandomNumber(1, 2) == 2)
{
//Slow the players
SpeedEffect.Instance.Activate();
}
else
{
//Make the zombies go faster
SlowEffect.Instance.Activate();
}
}
}
}
}
//One in three chance of spawning a juggernaught
if (ExtensionMethods.RandomNumber(1, 3) == 2)
{
//Try and spawn a juggernaught
WorldDirector.ZombieSpawner("j");
}
//One in two chance of spawning an exploder
if (ExtensionMethods.RandomNumber(1, 5) == 3)
{
//Try and spawn a juggernaught
WorldDirector.ZombieSpawner("e");
}
//One in three chance of spawning a speeder
//One in three chance of spawning a juggernaught
if (ExtensionMethods.RandomNumber(1, 1000) == 2)
{
//Try and spawn a juggernaught
WorldDirector.ZombieSpawner("s");
}
}
//Frames elapsed
public static void Update(GameEngine instance)
{
//Is updating equals true
IsUpdating = true;
//Update the world director
WorldDirector.Update();
//Check for collisions
CollisionEngine.collisionHandler(ZombieList, BulletList, SurvivorList, WeaponList);
//Call update for every entity in the game
foreach (GameEntity entity in GameEntities)
{
//Update every entity in the game
entity.Update();
}
//Once every entity has been updated, set the updating flag to false
IsUpdating = false;
//Add all the newly added entities into the list of added entities
foreach (GameEntity entity in AddedEntities)
{
AddEntityToLists(entity);
}
//Clear the added entities list
AddedEntities.Clear();
//Remove any dead entities
//Lambada alogirthims adapted from Michael Hoffmans
//http://gamedevelopment.tutsplus.com/tutorials/make-a-neon-vector-shooter-in-xna-more-gameplay--gamedev-10103
GameEntities = GameEntities.Where(x => x.IsAlive).ToList();
ZombieList = ZombieList.Where(x => x.IsAlive).ToList();
BulletList = BulletList.Where(x => x.IsAlive).ToList();
WeaponList = WeaponList.Where(x => x.IsAlive).ToList();
AliveSurvivorList = SurvivorList.Where(x => x.IsAlive).ToList();
//Gameover is true
bool gameover = true;
//If any survivors are still alive
foreach (Survivor surv in SurvivorList)
{
if (surv.IsAlive == true)
{
//Then it's not game over
gameover = false;
}
}
//If the games over, set the gamestate to gameover
if (gameover)
{
instance.currentState = GameEngine.GameState.GameOver;
}
}
