void InitHeightMap()
{
if (heightMapCache == null)
{
heightMapCache = new HeightMapCache();
}
else
{
heightMapCache.Clear();
}
}
void InitHeightMap()
{
if (heightMapCache == null)
{
int poolSize = (visibleChunksDistance + 10) * 2 * CHUNK_SIZE / 128 + 1;
poolSize *= poolSize;
heightMapCache = new HeightMapCache(poolSize);
}
else
{
heightMapCache.Clear();
}
}