private IEnumerator SpawnStruct(TerrainElements.TerrainElement terrainElement, int amount, bool lastRound)
{
GameObject prefab = terrainElement.prefab;
int width = terrainElement.width;
int height = terrainElement.height;
int fromCenter = Mathf.RoundToInt(Chunk.fromCenter);
Vector3 spot;
int x = Random.Range(-fromCenter, fromCenter - width + 1); //makes sure that whole terrain element gets spawned inside of the chunk
int y = Random.Range(-fromCenter + height, fromCenter + 1); //because x and y represent top left 1x1 part of the element
for (int i = 0; i < amount; i++)
{
while (!DoesFit(x, y, width, height)) //checks if terrain element can fit if it's top right corner is at x y
{
x = Random.Range(-fromCenter, fromCenter - width + 1);
y = Random.Range(-fromCenter + height, fromCenter + 1);
}
spot = new Vector3(x + width / 2f, y - height / 2f, 0); //we align the sprite with the grid
GameObject temp;
temp = Instantiate(prefab, transform.position + spot, Quaternion.identity);
temp.transform.parent = gameObject.transform;
temp.transform.position += new Vector3(0, 0, terrainElement.layer);
busyArea += width * height;
yield return(new WaitForSeconds(0.005f));
}
if (lastRound)
{
isSpawning = false;
}
}
public IEnumerator GenerateTerrain(int[] seed)
{
if (IsSeedProper(seed))
{
int freeArea = Chunk.ChunkSize * Chunk.ChunkSize * seed[0] / 100;
int amount;
for (int x = 1; x < elementNames.Count; x++)
{
isSpawning = true;
TerrainElements.TerrainElement toLoad = terrainElements[elementNames[x]];
amount = freeArea * seed[x] / 100 / toLoad.area;
if (x == 1)
{
trees = amount;
}
if (x == 2)
{
bushes = amount;
}
if (x == 3)
{
grass = amount;
}
bool lastRound = x == elementNames.Count - 1;
StartCoroutine(SpawnStruct(toLoad, amount, lastRound));
yield return(new WaitForSeconds(0.1f));
}
}
}
