/// <summary>
/// Update the tilemap according to specific rules (e.g. firespread)
/// </summary>
public void UpdateTiles()
{
var tiles = TilemapHelper.GetTileDictionary(tilemap);
if (!levelIsComplete && !isGameOver)
{
Debug.Log("Starting next round");
StartCoroutine(SpreadFire(tiles, dynamicFireSpread));
ResetActionPoints();
isGameOver = IsGameOver(TilemapHelper.GetTileDictionary(tilemap));
}
}
private void CreateRandomTileProps()
{
// remove objects that have changed tile type
for (int i = grassPropsList.Count - 1; i >= 0; i--)
{
if (!((AbstractGameTile)tilemap.GetTile(grassPropsList[i].Item1) is GrassTile))
{
Destroy(grassPropsList[i].Item2);
grassPropsList.RemoveAll(item => item.Item1 == grassPropsList[i].Item1);
}
}
var tileDic = TilemapHelper.GetTileDictionary(tilemap);
foreach (var tileType in tileDic.Keys)
{
var tilesWithType = tileDic[tileType];
if (tileType == typeof(GrassTile))
{
foreach (var tile in tilesWithType)
{
if (grassPropsList.Count == 0 || !grassPropsList.Any(i => i.Item1 == tile))
{
var randomProp = UnityEngine.Random.Range(1, 4); // random prop 1-4 (4 is excluded)
var newProp = Instantiate(Resources.Load("Forest/ForestProps" + randomProp), GrassProps.transform) as GameObject;
var cellPos = tilemap.CellToWorld(tile);
newProp.transform.position = new Vector3(cellPos.x, newProp.transform.position.y, cellPos.z);
newProp.transform.eulerAngles = new Vector3(newProp.transform.rotation.x, UnityEngine.Random.Range(0f, 360f), newProp.transform.rotation.z);
grassPropsList.Add(new Tuple <Vector3Int, GameObject>(tile, newProp));
}
}
}
else if (tileType == typeof(BurntTile))
{
foreach (var tile in tilesWithType)
{
if (burnedPropsList.Count == 0 || !burnedPropsList.Any(i => i.Item1 == tile))
{
var randomProp = UnityEngine.Random.Range(1, 3); // random prop 1-3 (3 is excluded)
var newProp = Instantiate(Resources.Load("Burned/BurnedProps" + randomProp), BurnedProps.transform) as GameObject;
var cellPos = tilemap.CellToWorld(tile);
newProp.transform.position = new Vector3(cellPos.x, newProp.transform.position.y, cellPos.z);
newProp.transform.eulerAngles = new Vector3(newProp.transform.rotation.x, UnityEngine.Random.Range(0f, 360f), newProp.transform.rotation.z);
burnedPropsList.Add(new Tuple <Vector3Int, GameObject>(tile, newProp));
}
}
}
}
}
private IEnumerator SpreadFire(Dictionary <System.Type, List <Vector3Int> > tiles, bool dynamicSpread)
{
// find fire epicenter
var fireTiles = TilemapHelper.GetTileDictionary(tilemap)[typeof(FireTile)];
if (fireTiles.Count > 0)
{
var average = fireTiles.Aggregate((acc, cur) => acc + cur) / fireTiles.Count;
StartCoroutine(LerpCameraTo(mainCamera.transform.position, new Vector3(tilemap.CellToWorld(average).x, mainCamera.transform.position.y, tilemap.CellToWorld(average).z - 5f), 0.5f, 0.5f));
yield return(new WaitForSecondsRealtime(1f));
}
var newTilesOnFireCnt = 0;
foreach (var fireTile in tiles[typeof(FireTile)])
{
var currentFireTile = (AbstractGameTile)tilemap.GetTile(fireTile);
currentFireTile.TileProperties.RoundsOnFire++;
if (currentFireTile.TileProperties.RoundsOnFire >= 1)
{
tilemap.SetTile(fireTile, Resources.Load("BurntTile", typeof(BurntTile)) as BurntTile);
}
if (dynamicSpread)
{
var reachableNeighbors = TilemapHelper.FindReachableTiles(fireTile, 1, tilemap);
if (reachableNeighbors.Count >= 2)
{
var possibleTilesToSpreadTo = reachableNeighbors[1];
var spreadToThisManyTiles = (int)Math.Ceiling(possibleTilesToSpreadTo.Count * 0.66f);
//var spreadToThisManyTiles = (possibleTilesToSpreadTo.Count - 1) / 2 + 1; // divide by two, but round up
var spreadTo = possibleTilesToSpreadTo.OrderBy(x => random.Next()).Take(spreadToThisManyTiles); // randomly choose elements from list
foreach (var tile in spreadTo)
{
var actualTile = (AbstractGameTile)tilemap.GetTile(tile.Item1);
if (actualTile.TileProperties.IsFlammable)
{
tilemap.SetTile(tile.Item1, Resources.Load("FireTile", typeof(FireTile)) as FireTile);
newTilesOnFireCnt++;
}
}
}
}
else
{
var neighbors = TilemapHelper.FindNeighbors(fireTile, tilemap);
foreach (var neighborType in neighbors.Keys)
{
foreach (var neighbor in neighbors[neighborType])
{
var tile = (AbstractGameTile)tilemap.GetTile(neighbor);
if (tile.TileProperties.IsFlammable)
{
tilemap.SetTile(neighbor, Resources.Load("FireTile", typeof(FireTile)) as FireTile);
// replace goal tile with burntGoalTile
newTilesOnFireCnt++;
}
}
}
}
}
if (newTilesOnFireCnt == 0)
{
levelIsComplete = true;
Debug.Log("Level complete, no fire can spread anymore");
audioController.PlayMissionSuccessSound();
StartCoroutine(StartNextLevelDelayed(3));
}
else
{
audioController.PlayFireSpreadSound();
}
if (currentlySelectedUnit != -1)
{
StartCoroutine(LerpCameraTo(mainCamera.transform.position, new Vector3(playerUnits[currentlySelectedUnit].transform.position.x, mainCamera.transform.position.y, playerUnits[currentlySelectedUnit].transform.position.z - 5f), 0.5f, 0.5f));
yield return(new WaitForSecondsRealtime(1f));
}
DisplayReachableTilesForCurrentUnit();
CreateRandomTileProps();
}