public virtual void GenerateTerrain(Chunk chunk, int seed)
{
System.Random rng = new System.Random(unchecked (seed + chunk.Position.GetHashCode()));
Vector3Int worldPosition = chunk.Position * Chunk.CHUNK_SIZE;
var biomeLocker = chunk.GetBiomeLock();
biomeLocker.EnterReadLock();
var locker = chunk.GetLock();
locker.EnterWriteLock();
for (int x = 0; x < Chunk.CHUNK_SIZE; x++)
{
for (int z = 0; z < Chunk.CHUNK_SIZE; z++)
{
int globalX = x + worldPosition.x;
int globalZ = z + worldPosition.z;
(double temperature, double humidity) = GetBiomeValues(globalX, globalZ);
Biome primaryBiome = GetPrimaryAndHeight(chunk, x, z, globalX, globalZ, out double height);
int terrainHeight = (int)height;
Block lastBlock = null;
for (int y = 0; y < Chunk.CHUNK_SIZE; y++)
{
int globalY = y + worldPosition.y;
int index = x + y * Chunk.CHUNK_SIZE + z * Chunk.CHUNK_SIZE_SQR;
Block newBlock = Air;
if (globalY > terrainHeight)
{
if (globalY <= WATER_LEVEL)
{
newBlock = Water;
}
else if (globalY - 1 == terrainHeight)
{
if (lastBlock != null && GetFloral(lastBlock, temperature, humidity, globalY, rng, out Block floral))
{
newBlock = floral;
}
}
}
else if (globalY <= terrainHeight)
{
newBlock = primaryBiome.GetBlock(terrainHeight, globalY, rng);
}
lastBlock = newBlock;
chunk.SetBlock(newBlock, index, true, false);
}
}
}
biomeLocker.ExitReadLock();
locker.ExitWriteLock();
}
