mirror of https://github.com/cabaletta/baritone
140 lines
4.5 KiB
Java
140 lines
4.5 KiB
Java
/*
|
|
* This file is part of Baritone.
|
|
*
|
|
* Baritone is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Baritone is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with Baritone. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package baritone.api.pathing.goals;
|
|
|
|
import baritone.api.utils.SettingsUtil;
|
|
import it.unimi.dsi.fastutil.doubles.DoubleOpenHashSet;
|
|
import it.unimi.dsi.fastutil.doubles.DoubleIterator;
|
|
import net.minecraft.util.math.BlockPos;
|
|
|
|
import java.util.Arrays;
|
|
|
|
/**
|
|
* Useful for automated combat (retreating specifically)
|
|
*
|
|
* @author leijurv
|
|
*/
|
|
public class GoalRunAway implements Goal {
|
|
|
|
private final BlockPos[] from;
|
|
|
|
private final int distanceSq;
|
|
|
|
private final Integer maintainY;
|
|
|
|
public GoalRunAway(double distance, BlockPos... from) {
|
|
this(distance, null, from);
|
|
}
|
|
|
|
public GoalRunAway(double distance, Integer maintainY, BlockPos... from) {
|
|
if (from.length == 0) {
|
|
throw new IllegalArgumentException();
|
|
}
|
|
this.from = from;
|
|
this.distanceSq = (int) (distance * distance);
|
|
this.maintainY = maintainY;
|
|
}
|
|
|
|
@Override
|
|
public boolean isInGoal(int x, int y, int z) {
|
|
if (maintainY != null && maintainY != y) {
|
|
return false;
|
|
}
|
|
for (BlockPos p : from) {
|
|
int diffX = x - p.getX();
|
|
int diffZ = z - p.getZ();
|
|
int distSq = diffX * diffX + diffZ * diffZ;
|
|
if (distSq < distanceSq) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public double heuristic(int x, int y, int z) {// mostly copied from GoalBlock
|
|
double min = Double.MAX_VALUE;
|
|
for (BlockPos p : from) {
|
|
double h = GoalXZ.calculate(p.getX() - x, p.getZ() - z);
|
|
if (h < min) {
|
|
min = h;
|
|
}
|
|
}
|
|
min = -min;
|
|
if (maintainY != null) {
|
|
min = min * 0.6 + GoalYLevel.calculate(maintainY, y) * 1.5;
|
|
}
|
|
return min;
|
|
}
|
|
|
|
@Override
|
|
public double heuristic() {// TODO less hacky solution
|
|
int distance = (int) Math.ceil(Math.sqrt(distanceSq));
|
|
int minX = Integer.MAX_VALUE;
|
|
int minY = Integer.MAX_VALUE;
|
|
int minZ = Integer.MAX_VALUE;
|
|
int maxX = Integer.MIN_VALUE;
|
|
int maxY = Integer.MIN_VALUE;
|
|
int maxZ = Integer.MIN_VALUE;
|
|
for (BlockPos p : from) {
|
|
minX = Math.min(minX, p.getX() - distance);
|
|
minY = Math.min(minY, p.getY() - distance);
|
|
minZ = Math.min(minZ, p.getZ() - distance);
|
|
maxX = Math.max(minX, p.getX() + distance);
|
|
maxY = Math.max(minY, p.getY() + distance);
|
|
maxZ = Math.max(minZ, p.getZ() + distance);
|
|
}
|
|
DoubleOpenHashSet maybeAlwaysInside = new DoubleOpenHashSet(); // see pull request #1978
|
|
double minOutside = Double.POSITIVE_INFINITY;
|
|
for (int x = minX; x <= maxX; x++) {
|
|
for (int y = minY; y <= maxY; y++) {
|
|
for (int z = minZ; z <= maxZ; z++) {
|
|
double h = heuristic(x, y, z);
|
|
if (h < minOutside && isInGoal(x, y, z)) {
|
|
maybeAlwaysInside.add(h);
|
|
} else {
|
|
minOutside = Math.min(minOutside, h);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
double maxInside = Double.NEGATIVE_INFINITY;
|
|
DoubleIterator it = maybeAlwaysInside.iterator();
|
|
while (it.hasNext()) {
|
|
double inside = it.nextDouble();
|
|
if (inside < minOutside) {
|
|
maxInside = Math.max(maxInside, inside);
|
|
}
|
|
}
|
|
return maxInside;
|
|
}
|
|
|
|
@Override
|
|
public String toString() {
|
|
if (maintainY != null) {
|
|
return String.format(
|
|
"GoalRunAwayFromMaintainY y=%s, %s",
|
|
SettingsUtil.maybeCensor(maintainY),
|
|
Arrays.asList(from)
|
|
);
|
|
} else {
|
|
return "GoalRunAwayFrom" + Arrays.asList(from);
|
|
}
|
|
}
|
|
}
|