minecraft-src/net/minecraft/world/entity/animal/Dolphin.java
2025-07-04 03:45:38 +03:00

559 lines
19 KiB
Java

package net.minecraft.world.entity.animal;
import java.util.EnumSet;
import java.util.List;
import java.util.Objects;
import java.util.function.Predicate;
import net.minecraft.core.BlockPos;
import net.minecraft.core.particles.ParticleOptions;
import net.minecraft.core.particles.ParticleTypes;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.EntityDataSerializers;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.network.syncher.SynchedEntityData.Builder;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.sounds.SoundEvent;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.tags.FluidTags;
import net.minecraft.tags.ItemTags;
import net.minecraft.tags.StructureTags;
import net.minecraft.util.Mth;
import net.minecraft.world.DifficultyInstance;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.effect.MobEffectInstance;
import net.minecraft.world.effect.MobEffects;
import net.minecraft.world.entity.AgeableMob;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntitySpawnReason;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.EquipmentSlot;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.Mob;
import net.minecraft.world.entity.MoverType;
import net.minecraft.world.entity.SpawnGroupData;
import net.minecraft.world.entity.ai.attributes.Attributes;
import net.minecraft.world.entity.ai.control.SmoothSwimmingLookControl;
import net.minecraft.world.entity.ai.control.SmoothSwimmingMoveControl;
import net.minecraft.world.entity.ai.goal.AvoidEntityGoal;
import net.minecraft.world.entity.ai.goal.BreathAirGoal;
import net.minecraft.world.entity.ai.goal.DolphinJumpGoal;
import net.minecraft.world.entity.ai.goal.FollowBoatGoal;
import net.minecraft.world.entity.ai.goal.Goal;
import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal;
import net.minecraft.world.entity.ai.goal.MeleeAttackGoal;
import net.minecraft.world.entity.ai.goal.RandomLookAroundGoal;
import net.minecraft.world.entity.ai.goal.RandomSwimmingGoal;
import net.minecraft.world.entity.ai.goal.TryFindWaterGoal;
import net.minecraft.world.entity.ai.goal.Goal.Flag;
import net.minecraft.world.entity.ai.goal.target.HurtByTargetGoal;
import net.minecraft.world.entity.ai.navigation.PathNavigation;
import net.minecraft.world.entity.ai.navigation.WaterBoundPathNavigation;
import net.minecraft.world.entity.ai.targeting.TargetingConditions;
import net.minecraft.world.entity.ai.util.DefaultRandomPos;
import net.minecraft.world.entity.item.ItemEntity;
import net.minecraft.world.entity.monster.Guardian;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.ServerLevelAccessor;
import net.minecraft.world.level.pathfinder.PathComputationType;
import net.minecraft.world.phys.Vec3;
import org.jetbrains.annotations.Nullable;
public class Dolphin extends AgeableWaterCreature {
private static final EntityDataAccessor<Boolean> GOT_FISH = SynchedEntityData.defineId(Dolphin.class, EntityDataSerializers.BOOLEAN);
private static final EntityDataAccessor<Integer> MOISTNESS_LEVEL = SynchedEntityData.defineId(Dolphin.class, EntityDataSerializers.INT);
static final TargetingConditions SWIM_WITH_PLAYER_TARGETING = TargetingConditions.forNonCombat().range(10.0).ignoreLineOfSight();
public static final int TOTAL_AIR_SUPPLY = 4800;
private static final int TOTAL_MOISTNESS_LEVEL = 2400;
public static final Predicate<ItemEntity> ALLOWED_ITEMS = itemEntity -> !itemEntity.hasPickUpDelay() && itemEntity.isAlive() && itemEntity.isInWater();
public static final float BABY_SCALE = 0.65F;
private static final boolean DEFAULT_GOT_FISH = false;
@Nullable
BlockPos treasurePos;
public Dolphin(EntityType<? extends Dolphin> entityType, Level level) {
super(entityType, level);
this.moveControl = new SmoothSwimmingMoveControl(this, 85, 10, 0.02F, 0.1F, true);
this.lookControl = new SmoothSwimmingLookControl(this, 10);
this.setCanPickUpLoot(true);
}
@Nullable
@Override
public SpawnGroupData finalizeSpawn(
ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData
) {
this.setAirSupply(this.getMaxAirSupply());
this.setXRot(0.0F);
SpawnGroupData spawnGroupData2 = (SpawnGroupData)Objects.requireNonNullElseGet(spawnGroupData, () -> new AgeableMob.AgeableMobGroupData(0.1F));
return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData2);
}
@Nullable
public Dolphin getBreedOffspring(ServerLevel serverLevel, AgeableMob ageableMob) {
return EntityType.DOLPHIN.create(serverLevel, EntitySpawnReason.BREEDING);
}
@Override
public float getAgeScale() {
return this.isBaby() ? 0.65F : 1.0F;
}
@Override
protected void handleAirSupply(int airSupply) {
}
public boolean gotFish() {
return this.entityData.get(GOT_FISH);
}
public void setGotFish(boolean gotFish) {
this.entityData.set(GOT_FISH, gotFish);
}
public int getMoistnessLevel() {
return this.entityData.get(MOISTNESS_LEVEL);
}
public void setMoisntessLevel(int moistnessLevel) {
this.entityData.set(MOISTNESS_LEVEL, moistnessLevel);
}
@Override
protected void defineSynchedData(Builder builder) {
super.defineSynchedData(builder);
builder.define(GOT_FISH, false);
builder.define(MOISTNESS_LEVEL, 2400);
}
@Override
public void addAdditionalSaveData(CompoundTag tag) {
super.addAdditionalSaveData(tag);
tag.putBoolean("GotFish", this.gotFish());
tag.putInt("Moistness", this.getMoistnessLevel());
}
@Override
public void readAdditionalSaveData(CompoundTag tag) {
super.readAdditionalSaveData(tag);
this.setGotFish(tag.getBooleanOr("GotFish", false));
this.setMoisntessLevel(tag.getIntOr("Moistness", 2400));
}
@Override
protected void registerGoals() {
this.goalSelector.addGoal(0, new BreathAirGoal(this));
this.goalSelector.addGoal(0, new TryFindWaterGoal(this));
this.goalSelector.addGoal(1, new Dolphin.DolphinSwimToTreasureGoal(this));
this.goalSelector.addGoal(2, new Dolphin.DolphinSwimWithPlayerGoal(this, 4.0));
this.goalSelector.addGoal(4, new RandomSwimmingGoal(this, 1.0, 10));
this.goalSelector.addGoal(4, new RandomLookAroundGoal(this));
this.goalSelector.addGoal(5, new LookAtPlayerGoal(this, Player.class, 6.0F));
this.goalSelector.addGoal(5, new DolphinJumpGoal(this, 10));
this.goalSelector.addGoal(6, new MeleeAttackGoal(this, 1.2F, true));
this.goalSelector.addGoal(8, new Dolphin.PlayWithItemsGoal());
this.goalSelector.addGoal(8, new FollowBoatGoal(this));
this.goalSelector.addGoal(9, new AvoidEntityGoal(this, Guardian.class, 8.0F, 1.0, 1.0));
this.targetSelector.addGoal(1, new HurtByTargetGoal(this, Guardian.class).setAlertOthers());
}
public static net.minecraft.world.entity.ai.attributes.AttributeSupplier.Builder createAttributes() {
return Mob.createMobAttributes().add(Attributes.MAX_HEALTH, 10.0).add(Attributes.MOVEMENT_SPEED, 1.2F).add(Attributes.ATTACK_DAMAGE, 3.0);
}
@Override
protected PathNavigation createNavigation(Level level) {
return new WaterBoundPathNavigation(this, level);
}
@Override
public void playAttackSound() {
this.playSound(SoundEvents.DOLPHIN_ATTACK, 1.0F, 1.0F);
}
@Override
public boolean canAttack(LivingEntity target) {
return !this.isBaby() && super.canAttack(target);
}
@Override
public int getMaxAirSupply() {
return 4800;
}
@Override
protected int increaseAirSupply(int currentAir) {
return this.getMaxAirSupply();
}
@Override
public int getMaxHeadXRot() {
return 1;
}
@Override
public int getMaxHeadYRot() {
return 1;
}
@Override
protected boolean canRide(Entity vehicle) {
return true;
}
@Override
protected boolean canDispenserEquipIntoSlot(EquipmentSlot slot) {
return slot == EquipmentSlot.MAINHAND && this.canPickUpLoot();
}
@Override
protected void pickUpItem(ServerLevel level, ItemEntity entity) {
if (this.getItemBySlot(EquipmentSlot.MAINHAND).isEmpty()) {
ItemStack itemStack = entity.getItem();
if (this.canHoldItem(itemStack)) {
this.onItemPickup(entity);
this.setItemSlot(EquipmentSlot.MAINHAND, itemStack);
this.setGuaranteedDrop(EquipmentSlot.MAINHAND);
this.take(entity, itemStack.getCount());
entity.discard();
}
}
}
@Override
public void tick() {
super.tick();
if (this.isNoAi()) {
this.setAirSupply(this.getMaxAirSupply());
} else {
if (this.isInWaterOrRain()) {
this.setMoisntessLevel(2400);
} else {
this.setMoisntessLevel(this.getMoistnessLevel() - 1);
if (this.getMoistnessLevel() <= 0) {
this.hurt(this.damageSources().dryOut(), 1.0F);
}
if (this.onGround()) {
this.setDeltaMovement(this.getDeltaMovement().add((this.random.nextFloat() * 2.0F - 1.0F) * 0.2F, 0.5, (this.random.nextFloat() * 2.0F - 1.0F) * 0.2F));
this.setYRot(this.random.nextFloat() * 360.0F);
this.setOnGround(false);
this.hasImpulse = true;
}
}
if (this.level().isClientSide && this.isInWater() && this.getDeltaMovement().lengthSqr() > 0.03) {
Vec3 vec3 = this.getViewVector(0.0F);
float f = Mth.cos(this.getYRot() * (float) (Math.PI / 180.0)) * 0.3F;
float g = Mth.sin(this.getYRot() * (float) (Math.PI / 180.0)) * 0.3F;
float h = 1.2F - this.random.nextFloat() * 0.7F;
for (int i = 0; i < 2; i++) {
this.level().addParticle(ParticleTypes.DOLPHIN, this.getX() - vec3.x * h + f, this.getY() - vec3.y, this.getZ() - vec3.z * h + g, 0.0, 0.0, 0.0);
this.level().addParticle(ParticleTypes.DOLPHIN, this.getX() - vec3.x * h - f, this.getY() - vec3.y, this.getZ() - vec3.z * h - g, 0.0, 0.0, 0.0);
}
}
}
}
@Override
public void handleEntityEvent(byte id) {
if (id == 38) {
this.addParticlesAroundSelf(ParticleTypes.HAPPY_VILLAGER);
} else {
super.handleEntityEvent(id);
}
}
private void addParticlesAroundSelf(ParticleOptions particleOption) {
for (int i = 0; i < 7; i++) {
double d = this.random.nextGaussian() * 0.01;
double e = this.random.nextGaussian() * 0.01;
double f = this.random.nextGaussian() * 0.01;
this.level().addParticle(particleOption, this.getRandomX(1.0), this.getRandomY() + 0.2, this.getRandomZ(1.0), d, e, f);
}
}
@Override
protected InteractionResult mobInteract(Player player, InteractionHand hand) {
ItemStack itemStack = player.getItemInHand(hand);
if (!itemStack.isEmpty() && itemStack.is(ItemTags.FISHES)) {
if (!this.level().isClientSide) {
this.playSound(SoundEvents.DOLPHIN_EAT, 1.0F, 1.0F);
}
if (this.isBaby()) {
itemStack.consume(1, player);
this.ageUp(getSpeedUpSecondsWhenFeeding(-this.age), true);
} else {
this.setGotFish(true);
itemStack.consume(1, player);
}
return InteractionResult.SUCCESS;
} else {
return super.mobInteract(player, hand);
}
}
@Override
protected SoundEvent getHurtSound(DamageSource damageSource) {
return SoundEvents.DOLPHIN_HURT;
}
@Nullable
@Override
protected SoundEvent getDeathSound() {
return SoundEvents.DOLPHIN_DEATH;
}
@Nullable
@Override
protected SoundEvent getAmbientSound() {
return this.isInWater() ? SoundEvents.DOLPHIN_AMBIENT_WATER : SoundEvents.DOLPHIN_AMBIENT;
}
@Override
protected SoundEvent getSwimSplashSound() {
return SoundEvents.DOLPHIN_SPLASH;
}
@Override
protected SoundEvent getSwimSound() {
return SoundEvents.DOLPHIN_SWIM;
}
protected boolean closeToNextPos() {
BlockPos blockPos = this.getNavigation().getTargetPos();
return blockPos != null ? blockPos.closerToCenterThan(this.position(), 12.0) : false;
}
@Override
public void travel(Vec3 travelVector) {
if (this.isInWater()) {
this.moveRelative(this.getSpeed(), travelVector);
this.move(MoverType.SELF, this.getDeltaMovement());
this.setDeltaMovement(this.getDeltaMovement().scale(0.9));
if (this.getTarget() == null) {
this.setDeltaMovement(this.getDeltaMovement().add(0.0, -0.005, 0.0));
}
} else {
super.travel(travelVector);
}
}
@Override
public boolean canBeLeashed() {
return true;
}
static class DolphinSwimToTreasureGoal extends Goal {
private final Dolphin dolphin;
private boolean stuck;
DolphinSwimToTreasureGoal(Dolphin dolphin) {
this.dolphin = dolphin;
this.setFlags(EnumSet.of(Flag.MOVE, Flag.LOOK));
}
@Override
public boolean isInterruptable() {
return false;
}
@Override
public boolean canUse() {
return this.dolphin.gotFish() && this.dolphin.getAirSupply() >= 100;
}
@Override
public boolean canContinueToUse() {
BlockPos blockPos = this.dolphin.treasurePos;
return blockPos == null
? false
: !BlockPos.containing(blockPos.getX(), this.dolphin.getY(), blockPos.getZ()).closerToCenterThan(this.dolphin.position(), 4.0)
&& !this.stuck
&& this.dolphin.getAirSupply() >= 100;
}
@Override
public void start() {
if (this.dolphin.level() instanceof ServerLevel) {
ServerLevel serverLevel = (ServerLevel)this.dolphin.level();
this.stuck = false;
this.dolphin.getNavigation().stop();
BlockPos blockPos = this.dolphin.blockPosition();
BlockPos blockPos2 = serverLevel.findNearestMapStructure(StructureTags.DOLPHIN_LOCATED, blockPos, 50, false);
if (blockPos2 != null) {
this.dolphin.treasurePos = blockPos2;
serverLevel.broadcastEntityEvent(this.dolphin, (byte)38);
} else {
this.stuck = true;
}
}
}
@Override
public void stop() {
BlockPos blockPos = this.dolphin.treasurePos;
if (blockPos == null
|| BlockPos.containing(blockPos.getX(), this.dolphin.getY(), blockPos.getZ()).closerToCenterThan(this.dolphin.position(), 4.0)
|| this.stuck) {
this.dolphin.setGotFish(false);
}
}
@Override
public void tick() {
if (this.dolphin.treasurePos != null) {
Level level = this.dolphin.level();
if (this.dolphin.closeToNextPos() || this.dolphin.getNavigation().isDone()) {
Vec3 vec3 = Vec3.atCenterOf(this.dolphin.treasurePos);
Vec3 vec32 = DefaultRandomPos.getPosTowards(this.dolphin, 16, 1, vec3, (float) (Math.PI / 8));
if (vec32 == null) {
vec32 = DefaultRandomPos.getPosTowards(this.dolphin, 8, 4, vec3, (float) (Math.PI / 2));
}
if (vec32 != null) {
BlockPos blockPos = BlockPos.containing(vec32);
if (!level.getFluidState(blockPos).is(FluidTags.WATER) || !level.getBlockState(blockPos).isPathfindable(PathComputationType.WATER)) {
vec32 = DefaultRandomPos.getPosTowards(this.dolphin, 8, 5, vec3, (float) (Math.PI / 2));
}
}
if (vec32 == null) {
this.stuck = true;
return;
}
this.dolphin.getLookControl().setLookAt(vec32.x, vec32.y, vec32.z, this.dolphin.getMaxHeadYRot() + 20, this.dolphin.getMaxHeadXRot());
this.dolphin.getNavigation().moveTo(vec32.x, vec32.y, vec32.z, 1.3);
if (level.random.nextInt(this.adjustedTickDelay(80)) == 0) {
level.broadcastEntityEvent(this.dolphin, (byte)38);
}
}
}
}
}
static class DolphinSwimWithPlayerGoal extends Goal {
private final Dolphin dolphin;
private final double speedModifier;
@Nullable
private Player player;
DolphinSwimWithPlayerGoal(Dolphin dolphin, double speedModifier) {
this.dolphin = dolphin;
this.speedModifier = speedModifier;
this.setFlags(EnumSet.of(Flag.MOVE, Flag.LOOK));
}
@Override
public boolean canUse() {
this.player = getServerLevel(this.dolphin).getNearestPlayer(Dolphin.SWIM_WITH_PLAYER_TARGETING, this.dolphin);
return this.player == null ? false : this.player.isSwimming() && this.dolphin.getTarget() != this.player;
}
@Override
public boolean canContinueToUse() {
return this.player != null && this.player.isSwimming() && this.dolphin.distanceToSqr(this.player) < 256.0;
}
@Override
public void start() {
this.player.addEffect(new MobEffectInstance(MobEffects.DOLPHINS_GRACE, 100), this.dolphin);
}
@Override
public void stop() {
this.player = null;
this.dolphin.getNavigation().stop();
}
@Override
public void tick() {
this.dolphin.getLookControl().setLookAt(this.player, this.dolphin.getMaxHeadYRot() + 20, this.dolphin.getMaxHeadXRot());
if (this.dolphin.distanceToSqr(this.player) < 6.25) {
this.dolphin.getNavigation().stop();
} else {
this.dolphin.getNavigation().moveTo(this.player, this.speedModifier);
}
if (this.player.isSwimming() && this.player.level().random.nextInt(6) == 0) {
this.player.addEffect(new MobEffectInstance(MobEffects.DOLPHINS_GRACE, 100), this.dolphin);
}
}
}
class PlayWithItemsGoal extends Goal {
private int cooldown;
@Override
public boolean canUse() {
if (this.cooldown > Dolphin.this.tickCount) {
return false;
} else {
List<ItemEntity> list = Dolphin.this.level()
.getEntitiesOfClass(ItemEntity.class, Dolphin.this.getBoundingBox().inflate(8.0, 8.0, 8.0), Dolphin.ALLOWED_ITEMS);
return !list.isEmpty() || !Dolphin.this.getItemBySlot(EquipmentSlot.MAINHAND).isEmpty();
}
}
@Override
public void start() {
List<ItemEntity> list = Dolphin.this.level()
.getEntitiesOfClass(ItemEntity.class, Dolphin.this.getBoundingBox().inflate(8.0, 8.0, 8.0), Dolphin.ALLOWED_ITEMS);
if (!list.isEmpty()) {
Dolphin.this.getNavigation().moveTo((Entity)list.get(0), 1.2F);
Dolphin.this.playSound(SoundEvents.DOLPHIN_PLAY, 1.0F, 1.0F);
}
this.cooldown = 0;
}
@Override
public void stop() {
ItemStack itemStack = Dolphin.this.getItemBySlot(EquipmentSlot.MAINHAND);
if (!itemStack.isEmpty()) {
this.drop(itemStack);
Dolphin.this.setItemSlot(EquipmentSlot.MAINHAND, ItemStack.EMPTY);
this.cooldown = Dolphin.this.tickCount + Dolphin.this.random.nextInt(100);
}
}
@Override
public void tick() {
List<ItemEntity> list = Dolphin.this.level()
.getEntitiesOfClass(ItemEntity.class, Dolphin.this.getBoundingBox().inflate(8.0, 8.0, 8.0), Dolphin.ALLOWED_ITEMS);
ItemStack itemStack = Dolphin.this.getItemBySlot(EquipmentSlot.MAINHAND);
if (!itemStack.isEmpty()) {
this.drop(itemStack);
Dolphin.this.setItemSlot(EquipmentSlot.MAINHAND, ItemStack.EMPTY);
} else if (!list.isEmpty()) {
Dolphin.this.getNavigation().moveTo((Entity)list.get(0), 1.2F);
}
}
private void drop(ItemStack stack) {
if (!stack.isEmpty()) {
double d = Dolphin.this.getEyeY() - 0.3F;
ItemEntity itemEntity = new ItemEntity(Dolphin.this.level(), Dolphin.this.getX(), d, Dolphin.this.getZ(), stack);
itemEntity.setPickUpDelay(40);
itemEntity.setThrower(Dolphin.this);
float f = 0.3F;
float g = Dolphin.this.random.nextFloat() * (float) (Math.PI * 2);
float h = 0.02F * Dolphin.this.random.nextFloat();
itemEntity.setDeltaMovement(
0.3F * -Mth.sin(Dolphin.this.getYRot() * (float) (Math.PI / 180.0)) * Mth.cos(Dolphin.this.getXRot() * (float) (Math.PI / 180.0)) + Mth.cos(g) * h,
0.3F * Mth.sin(Dolphin.this.getXRot() * (float) (Math.PI / 180.0)) * 1.5F,
0.3F * Mth.cos(Dolphin.this.getYRot() * (float) (Math.PI / 180.0)) * Mth.cos(Dolphin.this.getXRot() * (float) (Math.PI / 180.0)) + Mth.sin(g) * h
);
Dolphin.this.level().addFreshEntity(itemEntity);
}
}
}
}