buildingSpawn tryToPlaceBuilding(GameObject building, List <Cube> area)
{
buildingSpawn spawn = null;
List <GameObject> walls = new List <GameObject>();
foreach (Transform child in building.transform)
{
if (child.gameObject.layer == LayerMask.NameToLayer("BlockingLayer"))
{
walls.Add(child.gameObject);
}
}
if (walls.Count == 0)
{
return(null);
}
for (int i = 0; i < area.Count; ++i)
{
bool found = true;
Cart diff = Utils.toCartesian(walls[0].transform.position) - area[i].cartPos;
foreach (GameObject wall in walls)
{
Cart pos = Utils.toCartesian(wall.transform.position) - diff;
bool inArea = false;
foreach (Cube cube in area)
{
if (pos == cube.cartPos && cube.instance.layer == LayerMask.NameToLayer("PlaceHolder"))
{
inArea = true;
break;
}
}
if (!inArea)
{
found = false;
break;
}
}
if (found)
{
spawn = new buildingSpawn();
spawn.building = building;
spawn.diff = diff;
}
}
return(spawn);
}
void placeBuildings()
{
islands = new List <List <Cube> >();
visited = new bool[columnCount, rowCount];
islandCount = 0;
for (int x = 0; x < map.Length; ++x)
{
for (int y = 0; y < map[x].Length; ++y)
{
if (!visited[x, y] && map[x][y].instance.layer == LayerMask.NameToLayer("PlaceHolder"))
{
visit(x, y, LayerMask.NameToLayer("PlaceHolder"));
islandCount++;
}
}
}
for (int i = 0; i < islandCount; ++i)
{
bool spaceLeft = true;
while (spaceLeft)
{
List <buildingSpawn> possibleBuildings = new List <buildingSpawn>();
foreach (GameObject building in buildings)
{
buildingSpawn bSpawn = tryToPlaceBuilding(building, islands[i]);
if (bSpawn != null)
{
possibleBuildings.Add(bSpawn);
}
}
if (possibleBuildings.Count > 0)
{
System.Random rd = new System.Random();
int index = rd.Next(0, possibleBuildings.Count);
GameObject build = Instantiate <GameObject>(possibleBuildings[index].building);
foreach (Transform child in build.transform)
{
Cart pos = Utils.toCartesian(child.position) - possibleBuildings[index].diff;
if (child.gameObject.layer == LayerMask.NameToLayer("BlockingLayer"))
{
Destroy(map[pos.x][pos.y].instance);
map[pos.x][pos.y].instance = child.gameObject;
for (int x = pos.x - 1; x <= pos.x + 1; ++x)
{
for (int y = pos.y - 1; y <= pos.y + 1; ++y)
{
if (x < map.Length && x > 0 && y < map[0].Length && y > 0 && map[x][y].instance.layer == LayerMask.NameToLayer("PlaceHolder"))
{
Cube cube = map[x][y];
Destroy(cube.instance);
cube.instance = Instantiate(tilemaps[0].GetTile(UnityEngine.Random.Range(0f, 100f)), cube.cartPos.toIsometric(), Quaternion.identity) as GameObject;
}
}
}
}
child.position = pos.toIsometric();
}
}
else
{
spaceLeft = false;
}
}
foreach (Cube cube in islands[i])
{
if (cube.instance.layer == LayerMask.NameToLayer("PlaceHolder"))
{
Destroy(cube.instance);
cube.instance = Instantiate(tilemaps[0].GetTile(UnityEngine.Random.Range(0f, 100f)), cube.cartPos.toIsometric(), Quaternion.identity) as GameObject;
}
}
}
}