data.setInverted(inverted);
setBlocks(x1, x2, y1, y2, z1, z2, Material.STEP, data);
}
public final void setSlabs(int x1, int x2, int y1, int y2, int z1, int z2, TreeSpecies species, boolean inverted) {
WoodenStep data = new WoodenStep(species);
data.setInverted(inverted);
setBlocks(x1, x2, y1, y2, z1, z2, Material.WOOD_STEP, data);
}