private void MakeTrunks( short height, TreeType type )
{
for ( short i = 0; i < height; ++i ) {
_map.QueueUpdate( new BlockUpdate( null, _x, _y, ( short )( _z + i ), Block.Log ) );
}
if ( TreeType.Normal == type )
TreeGeneration.MakeNormalFoliage( _world, new Vector3I( _x, _y, _z ), height + 1 );
else
TreeGeneration.MakePalmFoliage( _world, new Vector3I( _x, _y, _z ), height );
}