001/*
002 * This file is part of Baritone.
003 *
004 * Baritone is free software: you can redistribute it and/or modify
005 * it under the terms of the GNU Lesser General Public License as published by
006 * the Free Software Foundation, either version 3 of the License, or
007 * (at your option) any later version.
008 *
009 * Baritone is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012 * GNU Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public License
015 * along with Baritone.  If not, see <https://www.gnu.org/licenses/>.
016 */
017
018package baritone.api.pathing.goals;
019
020import baritone.api.pathing.movement.ActionCosts;
021import baritone.api.utils.SettingsUtil;
022
023/**
024 * Useful for mining (getting to diamond / iron level)
025 *
026 * @author leijurv
027 */
028public class GoalYLevel implements Goal, ActionCosts {
029
030    /**
031     * The target Y level
032     */
033    public final int level;
034
035    public GoalYLevel(int level) {
036        this.level = level;
037    }
038
039    @Override
040    public boolean isInGoal(int x, int y, int z) {
041        return y == level;
042    }
043
044    @Override
045    public double heuristic(int x, int y, int z) {
046        return calculate(level, y);
047    }
048
049    public static double calculate(int goalY, int currentY) {
050        if (currentY > goalY) {
051            // need to descend
052            return FALL_N_BLOCKS_COST[2] / 2 * (currentY - goalY);
053        }
054        if (currentY < goalY) {
055            // need to ascend
056            return (goalY - currentY) * JUMP_ONE_BLOCK_COST;
057        }
058        return 0;
059    }
060
061    @Override
062    public String toString() {
063        return String.format(
064                "GoalYLevel{y=%s}",
065                SettingsUtil.maybeCensor(level)
066        );
067    }
068}