private void OnHealthChanged(Entity e, HealthModule h, int delta)
{
GameUI.BroadcastMessage(UIMessage.Create(UIMessage.MessageType.LoseLife,
new UIMessage.Datum()
{
type = UIMessage.Datum.Type.Int, value = h.HitPoints.ToString()
}));
if (h.HitPoints <= 0)
{
_agent.Disable();
GameUI.BroadcastMessage(UIMessage.Create(UIMessage.MessageType.GameOver));
}
}
private static IEnumerator InitializeLevel(Difficulty difficulty, int numTeams)
{
int worldSize, desiredEnemies;
float tileSize = GameConfig.TERRAIN_TILE_SIZE;
// generate terrain data
WorldTileConfig[,] worldSeed;
switch (difficulty)
{
case Difficulty.Easy:
worldSeed = WorldGenSeed.SEED_MAZE1;
worldSize = 7;
desiredEnemies = 3;
break;
case Difficulty.Normal:
worldSeed = WorldGenSeed.SEED_MAZE1;
worldSize = 9;
desiredEnemies = 5;
break;
case Difficulty.Hard:
worldSeed = WorldGenSeed.SEED_MAZE1;
worldSize = 11;
desiredEnemies = 20;
break;
default:
throw new Exception($"Unhandled difficulty level: {difficulty}");
}
int randomSeed = UnityEngine.Random.Range(0, 9999999);
var config = new TerrainGenerator.WorldGenConfig(randomSeed, WorldType.Prim, worldSize, worldSize,
new Vector2(tileSize, tileSize), worldSeed);
_terrainGenerator = new TerrainGenerator();
_terrainGenerator.InitWorldFromConfig(config);
while (!_terrainGenerator.IsInitialized)
{
yield return(null);
}
_terrainGenerator.GenerateWorld();
while (!_terrainGenerator.IsGenerated)
{
yield return(null);
}
// center the camera over the terrain
Camera.main.transform.position = new Vector3(
(worldSize - 1) * (tileSize * 0.5f),
(worldSize - 1) * (tileSize * 2f),
(worldSize - 1) * (tileSize * 0.5f)
);
// spawn terrain tiles
for (int yTile = 0; yTile < worldSize; yTile++)
{
for (int xTile = 0; xTile < worldSize; xTile++)
{
bool isRoadTile = _terrainGenerator.GetTile(xTile, yTile).IsOpen();
var tileType = GetTerrainType(_terrainGenerator, xTile, yTile);
var worldPos = GetTileWorldPosition(xTile, yTile);
var terrain = EntityFactory.CreateTerrain($"Terrain_{xTile}_{yTile}", worldPos, tileType, isRoadTile, tileSize, xTile, yTile);
_terrainEntities.Add(terrain);
if (!isRoadTile)
{
// randomly spawn obstacles
if (UnityEngine.Random.value > 0.75f)
{
var prop = EntityFactory.CreateDestructible($"Prop_Tree_{_propEntities.Count}", "PropTree", worldPos, GameConfig.DESTRUCTIBLE_HIT_POINTS);
_propEntities.Add(prop);
}
}
}
}
// surround the world with invisible walls
for (int yTile = -1; yTile <= worldSize; yTile++)
{
var wall1 = EntityFactory.CreateProp("Blocker", "PropInvisibleWall", GetTileWorldPosition(-1, yTile));
_wallEntities.Add(wall1);
var wall2 = EntityFactory.CreateProp("Blocker", "PropInvisibleWall", GetTileWorldPosition(worldSize, yTile));
_wallEntities.Add(wall2);
}
for (int xTile = -1; xTile <= worldSize; xTile++)
{
var wall1 = EntityFactory.CreateProp("Blocker", "PropInvisibleWall", GetTileWorldPosition(xTile, -1));
_wallEntities.Add(wall1);
var wall2 = EntityFactory.CreateProp("Blocker", "PropInvisibleWall", GetTileWorldPosition(xTile, worldSize));
_wallEntities.Add(wall2);
}
// place the player on a road
int xPlayer = -1;
int yPlayer = -1;
for (int yTile = 0; yTile < worldSize; yTile++)
{
for (int xTile = 0; xTile < worldSize; xTile++)
{
int index = _terrainGenerator.GetLinearIndex(xTile, yTile);
var terrain = _terrainEntities[index].GetModule <PrefabModule <TerrainBehaviour> >(ModuleType.Prefab);
if (terrain.component.isOpen)
{
_playerEntity = EntityFactory.CreatePlayerTank("Player", GetTileWorldPosition(xTile, yTile), GameConfig.PLAYER_HIT_POINTS);
xPlayer = xTile;
yPlayer = yTile;
break;
}
}
if (_playerEntity != null)
{
break;
}
}
// iterate backwards over the terrain to place enemies preferentially far from the player
_numEnemiesRemaining = 0;
for (int yTile = worldSize - 1; yTile >= 0; yTile--)
{
for (int xTile = worldSize - 1; xTile >= 0; xTile--)
{
int index = _terrainGenerator.GetLinearIndex(xTile, yTile);
var terrain = _terrainEntities[index].GetModule <PrefabModule <TerrainBehaviour> >(ModuleType.Prefab);
if (terrain.component.isOpen &&
!(xTile == xPlayer && yTile == yPlayer) &&
_enemyEntities.Count < desiredEnemies &&
UnityEngine.Random.value > 0.8f)
{
var team = Team.Red;
if (numTeams == 2 && UnityEngine.Random.value > 0.5f)
{
team = Team.Blue;
}
var enemy = EntityFactory.CreateNpcTank($"Enemy_{_enemyEntities.Count}", GetTileWorldPosition(xTile, yTile), GameConfig.ENEMY_HIT_POINTS, team);
_enemyEntities.Add(enemy);
if (team != Team.Blue)
{
_numEnemiesRemaining++;
}
enemy.GetModule <HealthModule>(ModuleType.Health).OnHealthChanged += (e, h, delta) =>
{
if (e.GetModule <NpcAgentModule>(ModuleType.NpcAgent).Team == Team.Red && h.HitPoints <= 0)
{
_numEnemiesRemaining--;
if (_numEnemiesRemaining <= 0)
{
GameUI.BroadcastMessage(UIMessage.Create(UIMessage.MessageType.LevelCleared));
}
}
};
}
}
}
}
