StandardGun.java 文件源码

/**
 * Computes chance that the gun misfires! Yikes.
 * 
 * Misfire is based on when you last repaired the gun. A misfire has a chance of causing a gun to explode (handled in another function)
 * 
 * 
 * 
 * @param entity the entity shooting the gun
 * @param bulletType the type of bullet
 * @param item the gunItem, could be modified by this.
 * @param gunData the gunData
 * @param hand the hand holding the gun.
 * 
 * @return true if misfired, false otherwise.
 */
public boolean misfire(LivingEntity entity, Bullet bulletType, ItemStack item, Map<String, Object> gunData,
        EquipmentSlot hand) {
    if (entity == null || !enabled) 
        return true;

    Integer health = (Integer) gunData.get("health"); // gunhealth!
    double misfireChance = 1.0d - sigmoid((double) health, (double) this.middleRisk,0.5d, (double) this.riskSpread);

    double random = Math.random();
    AddGun.getPlugin().debug("Misfire computation: {0} health {1} misfireChance {2} random", health, misfireChance, random);
    if (random < misfireChance) {
        return true;
    }
    return false;
}