Applied-Energistics-2-tilera-Edition/src/api/java/appeng/api/features/IMatterCannonAmmoRegistry.java

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2013 AlgorithmX2
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package appeng.api.features;

import net.minecraft.item.ItemStack;

public interface IMatterCannonAmmoRegistry {
    /**
     * register a new ammo, generally speaking this is based off of atomic weight to make
     * it easier to guess at
     *
     * @param ammo   new ammo
     * @param weight atomic weight
     */
    void registerAmmo(ItemStack ammo, double weight);

    /**
     * get the penetration value for a particular ammo, 0 indicates a non-ammo.
     *
     * @param is ammo
     * @return 0 or a valid penetration value.
     */
    float getPenetration(ItemStack is);
}