/// <summary>
/// Add the given root as the root of collision checking on behalf of all aliens
/// </summary>
/// <param name="newRoot"></param>
private void AddAlienRootToCollisionSystem(AlienCoordinator newRoot)
{
CollisionPairEvaluator collisonPair = null;
// Alien collisions =================
// Wall Vs Alien
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Wall_vs_Alien);
collisonPair.SetSecondCollisonRoot(newRoot);
// PlayerLaser vs Alien
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_Alien);
collisonPair.SetSecondCollisonRoot(newRoot);
// Player vs Alien
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Player_vs_Alien);
collisonPair.SetSecondCollisonRoot(newRoot);
// Alien vs Shield
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Alien_vs_Shield);
collisonPair.SetFirstCollisonRoot(newRoot);
// AlienLaser collisions ==============
GameObject alienLaserRoot = newRoot.AlienLaserRoot;
// PlayerLaser vs AlienLaser
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_AlienLaser);
collisonPair.SetSecondCollisonRoot(alienLaserRoot);
// Player vs AlienLaser
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Player_vs_AlienLaser);
collisonPair.SetSecondCollisonRoot(alienLaserRoot);
// AlienLaser vs Shields
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.AlienLaser_vs_Shield);
collisonPair.SetFirstCollisonRoot(alienLaserRoot);
// AlienLaser vs WallBottom
collisonPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.AlienLaser_vs_WallBottom);
collisonPair.SetFirstCollisonRoot(alienLaserRoot);
}
/// <summary>
/// Setup the collision pairs for the player
/// </summary>
private void SetupCollisionHierarchy()
{
CollisionPairEvaluator collisionPair = null;
// Create the collision root for player laser
EmptyObject playerLaserRoot = new EmptyObject();
playerLaserRoot.SetPosition(-10f, -10f); // Throw to a bottom corner
GameObjectManager.Active.Attach(playerLaserRoot);
// Set the root of this collision
this.sceneRef.SetPlayerLaserRoot(playerLaserRoot);
// Find all collision pairs the laser is a part of
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_WallTop);
collisionPair.SetFirstCollisonRoot(playerLaserRoot);
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_Alien);
collisionPair.SetFirstCollisonRoot(playerLaserRoot);
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_Shield);
collisionPair.SetFirstCollisonRoot(playerLaserRoot);
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_UFO);
collisionPair.SetFirstCollisonRoot(playerLaserRoot);
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.PlayerLaser_vs_AlienLaser);
collisionPair.SetFirstCollisonRoot(playerLaserRoot);
//////////////////////////////////////////////
// Create the collision root for the player
EmptyObject playerRoot = new EmptyObject();
playerRoot.SetPosition(this.InitX, this.InitY);
GameObjectManager.Active.Attach(playerRoot);
// Set the root of this collision
this.sceneRef.SetPlayerRoot(playerRoot);
// Find all the collision pairs the player is a part of
// Wall vs Player
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Wall_vs_Player);
collisionPair.SetSecondCollisonRoot(playerRoot);
// Player vs Alien
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Player_vs_Alien);
collisionPair.SetFirstCollisonRoot(playerRoot);
// Player vs AlienLaser
collisionPair = CollisonPairManager.Active.Find(CollisionPairEvaluator.Name.Player_vs_AlienLaser);
collisionPair.SetFirstCollisonRoot(playerRoot);
// Don't need the reference anymore
this.sceneRef = null;
}