78 lines
2.4 KiB
Java
78 lines
2.4 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 net.minecraft.core.BlockPos;
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import net.minecraft.util.Mth;
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import net.minecraft.world.entity.MoverType;
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import net.minecraft.world.entity.PathfinderMob;
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import net.minecraft.world.level.LevelReader;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.pathfinder.PathComputationType;
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import net.minecraft.world.phys.Vec3;
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public class BreathAirGoal extends Goal {
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private final PathfinderMob mob;
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public BreathAirGoal(PathfinderMob p_25103_) {
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this.mob = p_25103_;
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this.setFlags(EnumSet.of(Goal.Flag.MOVE, Goal.Flag.LOOK));
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}
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@Override
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public boolean canUse() {
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return this.mob.getAirSupply() < 140;
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}
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@Override
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public boolean canContinueToUse() {
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return this.canUse();
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}
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@Override
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public boolean isInterruptable() {
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return false;
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}
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@Override
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public void start() {
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this.findAirPosition();
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}
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private void findAirPosition() {
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Iterable<BlockPos> iterable = BlockPos.betweenClosed(
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Mth.floor(this.mob.getX() - 1.0),
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this.mob.getBlockY(),
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Mth.floor(this.mob.getZ() - 1.0),
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Mth.floor(this.mob.getX() + 1.0),
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Mth.floor(this.mob.getY() + 8.0),
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Mth.floor(this.mob.getZ() + 1.0)
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);
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BlockPos blockpos = null;
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for (BlockPos blockpos1 : iterable) {
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if (this.givesAir(this.mob.level(), blockpos1)) {
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blockpos = blockpos1;
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break;
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}
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}
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if (blockpos == null) {
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blockpos = BlockPos.containing(this.mob.getX(), this.mob.getY() + 8.0, this.mob.getZ());
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}
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this.mob.getNavigation().moveTo(blockpos.getX(), blockpos.getY() + 1, blockpos.getZ(), 1.0);
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}
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@Override
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public void tick() {
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this.findAirPosition();
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this.mob.moveRelative(0.02F, new Vec3(this.mob.xxa, this.mob.yya, this.mob.zza));
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this.mob.move(MoverType.SELF, this.mob.getDeltaMovement());
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}
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private boolean givesAir(LevelReader p_25107_, BlockPos p_25108_) {
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BlockState blockstate = p_25107_.getBlockState(p_25108_);
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return (p_25107_.getFluidState(p_25108_).isEmpty() || blockstate.is(Blocks.BUBBLE_COLUMN)) && blockstate.isPathfindable(PathComputationType.LAND);
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}
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}
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