minecraft-src/net/minecraft/world/entity/ai/behavior/LongJumpToPreferredBlock.java
2025-07-04 03:45:38 +03:00

69 lines
2.5 KiB
Java

package net.minecraft.world.entity.ai.behavior;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.function.BiPredicate;
import java.util.function.Function;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.sounds.SoundEvent;
import net.minecraft.tags.TagKey;
import net.minecraft.util.valueproviders.UniformInt;
import net.minecraft.world.entity.Mob;
import net.minecraft.world.level.block.Block;
public class LongJumpToPreferredBlock<E extends Mob> extends LongJumpToRandomPos<E> {
private final TagKey<Block> preferredBlockTag;
private final float preferredBlocksChance;
private final List<LongJumpToRandomPos.PossibleJump> notPrefferedJumpCandidates = new ArrayList();
private boolean currentlyWantingPreferredOnes;
public LongJumpToPreferredBlock(
UniformInt timeBetweenLongJumps,
int maxLongJumpHeight,
int maxLongJumpWidth,
float maxJumpVelocity,
Function<E, SoundEvent> getJumpSound,
TagKey<Block> preferredBlockTag,
float preferredBlocksChance,
BiPredicate<E, BlockPos> acceptableLandingSpot
) {
super(timeBetweenLongJumps, maxLongJumpHeight, maxLongJumpWidth, maxJumpVelocity, getJumpSound, acceptableLandingSpot);
this.preferredBlockTag = preferredBlockTag;
this.preferredBlocksChance = preferredBlocksChance;
}
@Override
protected void start(ServerLevel serverLevel, E mob, long l) {
super.start(serverLevel, mob, l);
this.notPrefferedJumpCandidates.clear();
this.currentlyWantingPreferredOnes = mob.getRandom().nextFloat() < this.preferredBlocksChance;
}
@Override
protected Optional<LongJumpToRandomPos.PossibleJump> getJumpCandidate(ServerLevel level) {
if (!this.currentlyWantingPreferredOnes) {
return super.getJumpCandidate(level);
} else {
BlockPos.MutableBlockPos mutableBlockPos = new BlockPos.MutableBlockPos();
while (!this.jumpCandidates.isEmpty()) {
Optional<LongJumpToRandomPos.PossibleJump> optional = super.getJumpCandidate(level);
if (optional.isPresent()) {
LongJumpToRandomPos.PossibleJump possibleJump = (LongJumpToRandomPos.PossibleJump)optional.get();
if (level.getBlockState(mutableBlockPos.setWithOffset(possibleJump.targetPos(), Direction.DOWN)).is(this.preferredBlockTag)) {
return optional;
}
this.notPrefferedJumpCandidates.add(possibleJump);
}
}
return !this.notPrefferedJumpCandidates.isEmpty()
? Optional.of((LongJumpToRandomPos.PossibleJump)this.notPrefferedJumpCandidates.remove(0))
: Optional.empty();
}
}
}