From what I understand using useNeighborBrightness and isFullBlock should be enough to make this work but I'm having issues:   public class PathBlock extends ModBlock {     private static final AxisAlignedBB PATH_AABB = new AxisAlignedBB(0.0, 0.0, 0.0, 1.0, 0.3, 1.0);     PathBlock()     {         super(Material.ROCK);         this.setHardness(4.0f);         this.setSoundType(SoundType.STONE);         this.setLightOpacity(0);         this.useNeighborBrightness = true;         this.fullBlo