Method isAirMaterial

src/source/addable/AddableManager.java:126–133

(int material)

	}

	public boolean isAirMaterial(int material) {
		if (material > 0 && material < this.materialToAddable.length) {
			if (this.materialToAddable[material] != null) {
				return this.materialToAddable[material].isAirBlock();
			}
		}
		return true; // unknown/border block
	}

}