/// <summary>
/// Inserts a new voxel and updates the instance buffers.
/// </summary>
public void InsertSeed(int x, int y, int z, VoxelType type, Direction from = Direction.DOWN)
{
Int32 pos = _map.EncodePosition(x, y, z);
VoxelType old = _map.Get(pos);
InsertVoxel(pos, type, 0, true, 0, 0, from);
// Immediate upload (assuming ~1 seed per frame)
Upload();
}
