@Override
public synchronized boolean isTrue(int x, int y, int z, World world) {
if (world == null) return false;
int cx = x / 16;
int cz = z / 16;
String key = world.getName() + "," + cx + "," + cz;
if (!store.containsKey(key)) {
loadChunk(cx, cz, world);
}
if (!store.containsKey(key)) {
return false;
}
ChunkStore check = store.get(key);
int ix = Math.abs(x) % 16;
int iz = Math.abs(z) % 16;
return check.isTrue(ix, y, iz);
}
