83 lines
3.3 KiB
Java
83 lines
3.3 KiB
Java
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package net.minecraft.world.entity.ai.goal;
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import java.util.EnumSet;
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import javax.annotation.Nullable;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.SectionPos;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.entity.PathfinderMob;
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import net.minecraft.world.entity.ai.navigation.PathNavigation;
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import net.minecraft.world.entity.ai.util.LandRandomPos;
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import net.minecraft.world.level.levelgen.Heightmap;
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import net.minecraft.world.phys.Vec3;
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public class StrollThroughVillageGoal extends Goal {
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private static final int DISTANCE_THRESHOLD = 10;
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private final PathfinderMob mob;
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private final int interval;
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@Nullable
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private BlockPos wantedPos;
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public StrollThroughVillageGoal(PathfinderMob p_25907_, int p_25908_) {
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this.mob = p_25907_;
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this.interval = reducedTickDelay(p_25908_);
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this.setFlags(EnumSet.of(Goal.Flag.MOVE));
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}
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@Override
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public boolean canUse() {
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if (this.mob.hasControllingPassenger()) {
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return false;
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} else if (this.mob.level().isBrightOutside()) {
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return false;
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} else if (this.mob.getRandom().nextInt(this.interval) != 0) {
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return false;
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} else {
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ServerLevel serverlevel = (ServerLevel)this.mob.level();
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BlockPos blockpos = this.mob.blockPosition();
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if (!serverlevel.isCloseToVillage(blockpos, 6)) {
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return false;
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} else {
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Vec3 vec3 = LandRandomPos.getPos(this.mob, 15, 7, p_25912_ -> -serverlevel.sectionsToVillage(SectionPos.of(p_25912_)));
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this.wantedPos = vec3 == null ? null : BlockPos.containing(vec3);
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return this.wantedPos != null;
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}
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}
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}
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@Override
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public boolean canContinueToUse() {
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return this.wantedPos != null && !this.mob.getNavigation().isDone() && this.mob.getNavigation().getTargetPos().equals(this.wantedPos);
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}
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@Override
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public void tick() {
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if (this.wantedPos != null) {
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PathNavigation pathnavigation = this.mob.getNavigation();
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if (pathnavigation.isDone() && !this.wantedPos.closerToCenterThan(this.mob.position(), 10.0)) {
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Vec3 vec3 = Vec3.atBottomCenterOf(this.wantedPos);
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Vec3 vec31 = this.mob.position();
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Vec3 vec32 = vec31.subtract(vec3);
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vec3 = vec32.scale(0.4).add(vec3);
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Vec3 vec33 = vec3.subtract(vec31).normalize().scale(10.0).add(vec31);
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BlockPos blockpos = BlockPos.containing(vec33);
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blockpos = this.mob.level().getHeightmapPos(Heightmap.Types.MOTION_BLOCKING_NO_LEAVES, blockpos);
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if (!pathnavigation.moveTo(blockpos.getX(), blockpos.getY(), blockpos.getZ(), 1.0)) {
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this.moveRandomly();
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}
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}
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}
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}
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private void moveRandomly() {
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RandomSource randomsource = this.mob.getRandom();
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BlockPos blockpos = this.mob
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.level()
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.getHeightmapPos(
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Heightmap.Types.MOTION_BLOCKING_NO_LEAVES,
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this.mob.blockPosition().offset(-8 + randomsource.nextInt(16), 0, -8 + randomsource.nextInt(16))
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);
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this.mob.getNavigation().moveTo(blockpos.getX(), blockpos.getY(), blockpos.getZ(), 1.0);
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}
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}
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