package net.minecraft.world.entity.animal; import java.util.function.Predicate; import net.minecraft.core.BlockPos; import net.minecraft.core.Holder; import net.minecraft.core.component.DataComponentGetter; import net.minecraft.core.component.DataComponentType; import net.minecraft.core.component.DataComponents; import net.minecraft.core.registries.Registries; 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.resources.ResourceKey; import net.minecraft.server.level.ServerLevel; import net.minecraft.sounds.SoundEvent; import net.minecraft.sounds.SoundEvents; import net.minecraft.tags.BlockTags; import net.minecraft.tags.ItemTags; import net.minecraft.util.Mth; import net.minecraft.util.RandomSource; 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.entity.AgeableMob; import net.minecraft.world.entity.EntitySelector; import net.minecraft.world.entity.EntitySpawnReason; import net.minecraft.world.entity.EntityType; import net.minecraft.world.entity.LivingEntity; import net.minecraft.world.entity.Pose; import net.minecraft.world.entity.SpawnGroupData; import net.minecraft.world.entity.TamableAnimal; import net.minecraft.world.entity.ai.attributes.Attributes; import net.minecraft.world.entity.ai.goal.AvoidEntityGoal; import net.minecraft.world.entity.ai.goal.BreedGoal; import net.minecraft.world.entity.ai.goal.CatLieOnBedGoal; import net.minecraft.world.entity.ai.goal.CatSitOnBlockGoal; import net.minecraft.world.entity.ai.goal.FloatGoal; import net.minecraft.world.entity.ai.goal.FollowOwnerGoal; import net.minecraft.world.entity.ai.goal.Goal; import net.minecraft.world.entity.ai.goal.LeapAtTargetGoal; import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal; import net.minecraft.world.entity.ai.goal.OcelotAttackGoal; import net.minecraft.world.entity.ai.goal.SitWhenOrderedToGoal; import net.minecraft.world.entity.ai.goal.TemptGoal; import net.minecraft.world.entity.ai.goal.WaterAvoidingRandomStrollGoal; import net.minecraft.world.entity.ai.goal.target.NonTameRandomTargetGoal; import net.minecraft.world.entity.item.ItemEntity; import net.minecraft.world.entity.player.Player; import net.minecraft.world.entity.variant.SpawnContext; import net.minecraft.world.entity.variant.VariantUtils; import net.minecraft.world.food.FoodProperties; import net.minecraft.world.item.DyeColor; import net.minecraft.world.item.DyeItem; import net.minecraft.world.item.Item; import net.minecraft.world.item.ItemStack; import net.minecraft.world.level.Level; import net.minecraft.world.level.ServerLevelAccessor; import net.minecraft.world.level.block.BedBlock; import net.minecraft.world.level.block.state.BlockState; import net.minecraft.world.level.storage.loot.BuiltInLootTables; import net.minecraft.world.phys.AABB; import org.jetbrains.annotations.Nullable; public class Cat extends TamableAnimal { public static final double TEMPT_SPEED_MOD = 0.6; public static final double WALK_SPEED_MOD = 0.8; public static final double SPRINT_SPEED_MOD = 1.33; private static final EntityDataAccessor> DATA_VARIANT_ID = SynchedEntityData.defineId(Cat.class, EntityDataSerializers.CAT_VARIANT); private static final EntityDataAccessor IS_LYING = SynchedEntityData.defineId(Cat.class, EntityDataSerializers.BOOLEAN); private static final EntityDataAccessor RELAX_STATE_ONE = SynchedEntityData.defineId(Cat.class, EntityDataSerializers.BOOLEAN); private static final EntityDataAccessor DATA_COLLAR_COLOR = SynchedEntityData.defineId(Cat.class, EntityDataSerializers.INT); private static final ResourceKey DEFAULT_VARIANT = CatVariants.BLACK; private static final DyeColor DEFAULT_COLLAR_COLOR = DyeColor.RED; @Nullable private Cat.CatAvoidEntityGoal avoidPlayersGoal; @Nullable private TemptGoal temptGoal; private float lieDownAmount; private float lieDownAmountO; private float lieDownAmountTail; private float lieDownAmountOTail; private boolean isLyingOnTopOfSleepingPlayer; private float relaxStateOneAmount; private float relaxStateOneAmountO; public Cat(EntityType entityType, Level level) { super(entityType, level); this.reassessTameGoals(); } @Override protected void registerGoals() { this.temptGoal = new Cat.CatTemptGoal(this, 0.6, itemStack -> itemStack.is(ItemTags.CAT_FOOD), true); this.goalSelector.addGoal(1, new FloatGoal(this)); this.goalSelector.addGoal(1, new TamableAnimal.TamableAnimalPanicGoal(1.5)); this.goalSelector.addGoal(2, new SitWhenOrderedToGoal(this)); this.goalSelector.addGoal(3, new Cat.CatRelaxOnOwnerGoal(this)); this.goalSelector.addGoal(4, this.temptGoal); this.goalSelector.addGoal(5, new CatLieOnBedGoal(this, 1.1, 8)); this.goalSelector.addGoal(6, new FollowOwnerGoal(this, 1.0, 10.0F, 5.0F)); this.goalSelector.addGoal(7, new CatSitOnBlockGoal(this, 0.8)); this.goalSelector.addGoal(8, new LeapAtTargetGoal(this, 0.3F)); this.goalSelector.addGoal(9, new OcelotAttackGoal(this)); this.goalSelector.addGoal(10, new BreedGoal(this, 0.8)); this.goalSelector.addGoal(11, new WaterAvoidingRandomStrollGoal(this, 0.8, 1.0000001E-5F)); this.goalSelector.addGoal(12, new LookAtPlayerGoal(this, Player.class, 10.0F)); this.targetSelector.addGoal(1, new NonTameRandomTargetGoal(this, Rabbit.class, false, null)); this.targetSelector.addGoal(1, new NonTameRandomTargetGoal(this, Turtle.class, false, Turtle.BABY_ON_LAND_SELECTOR)); } public Holder getVariant() { return this.entityData.get(DATA_VARIANT_ID); } private void setVariant(Holder variant) { this.entityData.set(DATA_VARIANT_ID, variant); } @Nullable @Override public T get(DataComponentType component) { if (component == DataComponents.CAT_VARIANT) { return castComponentValue((DataComponentType)component, this.getVariant()); } else { return component == DataComponents.CAT_COLLAR ? castComponentValue((DataComponentType)component, this.getCollarColor()) : super.get(component); } } @Override protected void applyImplicitComponents(DataComponentGetter componentGetter) { this.applyImplicitComponentIfPresent(componentGetter, DataComponents.CAT_VARIANT); this.applyImplicitComponentIfPresent(componentGetter, DataComponents.CAT_COLLAR); super.applyImplicitComponents(componentGetter); } @Override protected boolean applyImplicitComponent(DataComponentType component, T value) { if (component == DataComponents.CAT_VARIANT) { this.setVariant(castComponentValue(DataComponents.CAT_VARIANT, value)); return true; } else if (component == DataComponents.CAT_COLLAR) { this.setCollarColor(castComponentValue(DataComponents.CAT_COLLAR, value)); return true; } else { return super.applyImplicitComponent(component, value); } } public void setLying(boolean lying) { this.entityData.set(IS_LYING, lying); } public boolean isLying() { return this.entityData.get(IS_LYING); } void setRelaxStateOne(boolean relaxStateOne) { this.entityData.set(RELAX_STATE_ONE, relaxStateOne); } boolean isRelaxStateOne() { return this.entityData.get(RELAX_STATE_ONE); } public DyeColor getCollarColor() { return DyeColor.byId(this.entityData.get(DATA_COLLAR_COLOR)); } private void setCollarColor(DyeColor color) { this.entityData.set(DATA_COLLAR_COLOR, color.getId()); } @Override protected void defineSynchedData(Builder builder) { super.defineSynchedData(builder); builder.define(DATA_VARIANT_ID, VariantUtils.getDefaultOrAny(this.registryAccess(), DEFAULT_VARIANT)); builder.define(IS_LYING, false); builder.define(RELAX_STATE_ONE, false); builder.define(DATA_COLLAR_COLOR, DEFAULT_COLLAR_COLOR.getId()); } @Override public void addAdditionalSaveData(CompoundTag tag) { super.addAdditionalSaveData(tag); VariantUtils.writeVariant(tag, this.getVariant()); tag.store("CollarColor", DyeColor.LEGACY_ID_CODEC, this.getCollarColor()); } @Override public void readAdditionalSaveData(CompoundTag tag) { super.readAdditionalSaveData(tag); VariantUtils.readVariant(tag, this.registryAccess(), Registries.CAT_VARIANT).ifPresent(this::setVariant); this.setCollarColor((DyeColor)tag.read("CollarColor", DyeColor.LEGACY_ID_CODEC).orElse(DEFAULT_COLLAR_COLOR)); } @Override public void customServerAiStep(ServerLevel level) { if (this.getMoveControl().hasWanted()) { double d = this.getMoveControl().getSpeedModifier(); if (d == 0.6) { this.setPose(Pose.CROUCHING); this.setSprinting(false); } else if (d == 1.33) { this.setPose(Pose.STANDING); this.setSprinting(true); } else { this.setPose(Pose.STANDING); this.setSprinting(false); } } else { this.setPose(Pose.STANDING); this.setSprinting(false); } } @Nullable @Override protected SoundEvent getAmbientSound() { if (this.isTame()) { if (this.isInLove()) { return SoundEvents.CAT_PURR; } else { return this.random.nextInt(4) == 0 ? SoundEvents.CAT_PURREOW : SoundEvents.CAT_AMBIENT; } } else { return SoundEvents.CAT_STRAY_AMBIENT; } } @Override public int getAmbientSoundInterval() { return 120; } public void hiss() { this.makeSound(SoundEvents.CAT_HISS); } @Override protected SoundEvent getHurtSound(DamageSource damageSource) { return SoundEvents.CAT_HURT; } @Override protected SoundEvent getDeathSound() { return SoundEvents.CAT_DEATH; } public static net.minecraft.world.entity.ai.attributes.AttributeSupplier.Builder createAttributes() { return Animal.createAnimalAttributes().add(Attributes.MAX_HEALTH, 10.0).add(Attributes.MOVEMENT_SPEED, 0.3F).add(Attributes.ATTACK_DAMAGE, 3.0); } @Override protected void playEatingSound() { this.playSound(SoundEvents.CAT_EAT, 1.0F, 1.0F); } @Override public void tick() { super.tick(); if (this.temptGoal != null && this.temptGoal.isRunning() && !this.isTame() && this.tickCount % 100 == 0) { this.playSound(SoundEvents.CAT_BEG_FOR_FOOD, 1.0F, 1.0F); } this.handleLieDown(); } private void handleLieDown() { if ((this.isLying() || this.isRelaxStateOne()) && this.tickCount % 5 == 0) { this.playSound(SoundEvents.CAT_PURR, 0.6F + 0.4F * (this.random.nextFloat() - this.random.nextFloat()), 1.0F); } this.updateLieDownAmount(); this.updateRelaxStateOneAmount(); this.isLyingOnTopOfSleepingPlayer = false; if (this.isLying()) { BlockPos blockPos = this.blockPosition(); for (Player player : this.level().getEntitiesOfClass(Player.class, new AABB(blockPos).inflate(2.0, 2.0, 2.0))) { if (player.isSleeping()) { this.isLyingOnTopOfSleepingPlayer = true; break; } } } } public boolean isLyingOnTopOfSleepingPlayer() { return this.isLyingOnTopOfSleepingPlayer; } private void updateLieDownAmount() { this.lieDownAmountO = this.lieDownAmount; this.lieDownAmountOTail = this.lieDownAmountTail; if (this.isLying()) { this.lieDownAmount = Math.min(1.0F, this.lieDownAmount + 0.15F); this.lieDownAmountTail = Math.min(1.0F, this.lieDownAmountTail + 0.08F); } else { this.lieDownAmount = Math.max(0.0F, this.lieDownAmount - 0.22F); this.lieDownAmountTail = Math.max(0.0F, this.lieDownAmountTail - 0.13F); } } private void updateRelaxStateOneAmount() { this.relaxStateOneAmountO = this.relaxStateOneAmount; if (this.isRelaxStateOne()) { this.relaxStateOneAmount = Math.min(1.0F, this.relaxStateOneAmount + 0.1F); } else { this.relaxStateOneAmount = Math.max(0.0F, this.relaxStateOneAmount - 0.13F); } } public float getLieDownAmount(float partialTicks) { return Mth.lerp(partialTicks, this.lieDownAmountO, this.lieDownAmount); } public float getLieDownAmountTail(float partialTicks) { return Mth.lerp(partialTicks, this.lieDownAmountOTail, this.lieDownAmountTail); } public float getRelaxStateOneAmount(float partialTicks) { return Mth.lerp(partialTicks, this.relaxStateOneAmountO, this.relaxStateOneAmount); } @Nullable public Cat getBreedOffspring(ServerLevel serverLevel, AgeableMob ageableMob) { Cat cat = EntityType.CAT.create(serverLevel, EntitySpawnReason.BREEDING); if (cat != null && ageableMob instanceof Cat cat2) { if (this.random.nextBoolean()) { cat.setVariant(this.getVariant()); } else { cat.setVariant(cat2.getVariant()); } if (this.isTame()) { cat.setOwnerReference(this.getOwnerReference()); cat.setTame(true, true); DyeColor dyeColor = this.getCollarColor(); DyeColor dyeColor2 = cat2.getCollarColor(); cat.setCollarColor(DyeColor.getMixedColor(serverLevel, dyeColor, dyeColor2)); } } return cat; } @Override public boolean canMate(Animal otherAnimal) { if (!this.isTame()) { return false; } else { return !(otherAnimal instanceof Cat cat) ? false : cat.isTame() && super.canMate(otherAnimal); } } @Nullable @Override public SpawnGroupData finalizeSpawn( ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData ) { spawnGroupData = super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData); CatVariants.selectVariantToSpawn(this.random, this.registryAccess(), SpawnContext.create(level, this.blockPosition())).ifPresent(this::setVariant); return spawnGroupData; } @Override public InteractionResult mobInteract(Player player, InteractionHand hand) { ItemStack itemStack = player.getItemInHand(hand); Item item = itemStack.getItem(); if (this.isTame()) { if (this.isOwnedBy(player)) { if (item instanceof DyeItem dyeItem) { DyeColor dyeColor = dyeItem.getDyeColor(); if (dyeColor != this.getCollarColor()) { if (!this.level().isClientSide()) { this.setCollarColor(dyeColor); itemStack.consume(1, player); this.setPersistenceRequired(); } return InteractionResult.SUCCESS; } } else if (this.isFood(itemStack) && this.getHealth() < this.getMaxHealth()) { if (!this.level().isClientSide()) { this.usePlayerItem(player, hand, itemStack); FoodProperties foodProperties = itemStack.get(DataComponents.FOOD); this.heal(foodProperties != null ? foodProperties.nutrition() : 1.0F); this.playEatingSound(); } return InteractionResult.SUCCESS; } InteractionResult interactionResult = super.mobInteract(player, hand); if (!interactionResult.consumesAction()) { this.setOrderedToSit(!this.isOrderedToSit()); return InteractionResult.SUCCESS; } return interactionResult; } } else if (this.isFood(itemStack)) { if (!this.level().isClientSide()) { this.usePlayerItem(player, hand, itemStack); this.tryToTame(player); this.setPersistenceRequired(); this.playEatingSound(); } return InteractionResult.SUCCESS; } InteractionResult interactionResult = super.mobInteract(player, hand); if (interactionResult.consumesAction()) { this.setPersistenceRequired(); } return interactionResult; } @Override public boolean isFood(ItemStack stack) { return stack.is(ItemTags.CAT_FOOD); } @Override public boolean removeWhenFarAway(double distanceToClosestPlayer) { return !this.isTame() && this.tickCount > 2400; } @Override public void setTame(boolean tame, boolean applyTamingSideEffects) { super.setTame(tame, applyTamingSideEffects); this.reassessTameGoals(); } protected void reassessTameGoals() { if (this.avoidPlayersGoal == null) { this.avoidPlayersGoal = new Cat.CatAvoidEntityGoal<>(this, Player.class, 16.0F, 0.8, 1.33); } this.goalSelector.removeGoal(this.avoidPlayersGoal); if (!this.isTame()) { this.goalSelector.addGoal(4, this.avoidPlayersGoal); } } private void tryToTame(Player player) { if (this.random.nextInt(3) == 0) { this.tame(player); this.setOrderedToSit(true); this.level().broadcastEntityEvent(this, (byte)7); } else { this.level().broadcastEntityEvent(this, (byte)6); } } @Override public boolean isSteppingCarefully() { return this.isCrouching() || super.isSteppingCarefully(); } static class CatAvoidEntityGoal extends AvoidEntityGoal { private final Cat cat; public CatAvoidEntityGoal(Cat cat, Class entityClassToAvoid, float maxDist, double walkSpeedModifier, double sprintSpeedModifier) { super(cat, entityClassToAvoid, maxDist, walkSpeedModifier, sprintSpeedModifier, EntitySelector.NO_CREATIVE_OR_SPECTATOR::test); this.cat = cat; } @Override public boolean canUse() { return !this.cat.isTame() && super.canUse(); } @Override public boolean canContinueToUse() { return !this.cat.isTame() && super.canContinueToUse(); } } static class CatRelaxOnOwnerGoal extends Goal { private final Cat cat; @Nullable private Player ownerPlayer; @Nullable private BlockPos goalPos; private int onBedTicks; public CatRelaxOnOwnerGoal(Cat cat) { this.cat = cat; } @Override public boolean canUse() { if (!this.cat.isTame()) { return false; } else if (this.cat.isOrderedToSit()) { return false; } else { LivingEntity livingEntity = this.cat.getOwner(); if (livingEntity instanceof Player player) { this.ownerPlayer = player; if (!livingEntity.isSleeping()) { return false; } if (this.cat.distanceToSqr(this.ownerPlayer) > 100.0) { return false; } BlockPos blockPos = this.ownerPlayer.blockPosition(); BlockState blockState = this.cat.level().getBlockState(blockPos); if (blockState.is(BlockTags.BEDS)) { this.goalPos = (BlockPos)blockState.getOptionalValue(BedBlock.FACING) .map(direction -> blockPos.relative(direction.getOpposite())) .orElseGet(() -> new BlockPos(blockPos)); return !this.spaceIsOccupied(); } } return false; } } private boolean spaceIsOccupied() { for (Cat cat : this.cat.level().getEntitiesOfClass(Cat.class, new AABB(this.goalPos).inflate(2.0))) { if (cat != this.cat && (cat.isLying() || cat.isRelaxStateOne())) { return true; } } return false; } @Override public boolean canContinueToUse() { return this.cat.isTame() && !this.cat.isOrderedToSit() && this.ownerPlayer != null && this.ownerPlayer.isSleeping() && this.goalPos != null && !this.spaceIsOccupied(); } @Override public void start() { if (this.goalPos != null) { this.cat.setInSittingPose(false); this.cat.getNavigation().moveTo(this.goalPos.getX(), this.goalPos.getY(), this.goalPos.getZ(), 1.1F); } } @Override public void stop() { this.cat.setLying(false); float f = this.cat.level().getTimeOfDay(1.0F); if (this.ownerPlayer.getSleepTimer() >= 100 && f > 0.77 && f < 0.8 && this.cat.level().getRandom().nextFloat() < 0.7) { this.giveMorningGift(); } this.onBedTicks = 0; this.cat.setRelaxStateOne(false); this.cat.getNavigation().stop(); } private void giveMorningGift() { RandomSource randomSource = this.cat.getRandom(); BlockPos.MutableBlockPos mutableBlockPos = new BlockPos.MutableBlockPos(); mutableBlockPos.set(this.cat.isLeashed() ? this.cat.getLeashHolder().blockPosition() : this.cat.blockPosition()); this.cat .randomTeleport( mutableBlockPos.getX() + randomSource.nextInt(11) - 5, mutableBlockPos.getY() + randomSource.nextInt(5) - 2, mutableBlockPos.getZ() + randomSource.nextInt(11) - 5, false ); mutableBlockPos.set(this.cat.blockPosition()); this.cat .dropFromGiftLootTable( getServerLevel(this.cat), BuiltInLootTables.CAT_MORNING_GIFT, (serverLevel, itemStack) -> serverLevel.addFreshEntity( new ItemEntity( serverLevel, (double)mutableBlockPos.getX() - Mth.sin(this.cat.yBodyRot * (float) (Math.PI / 180.0)), mutableBlockPos.getY(), (double)mutableBlockPos.getZ() + Mth.cos(this.cat.yBodyRot * (float) (Math.PI / 180.0)), itemStack ) ) ); } @Override public void tick() { if (this.ownerPlayer != null && this.goalPos != null) { this.cat.setInSittingPose(false); this.cat.getNavigation().moveTo(this.goalPos.getX(), this.goalPos.getY(), this.goalPos.getZ(), 1.1F); if (this.cat.distanceToSqr(this.ownerPlayer) < 2.5) { this.onBedTicks++; if (this.onBedTicks > this.adjustedTickDelay(16)) { this.cat.setLying(true); this.cat.setRelaxStateOne(false); } else { this.cat.lookAt(this.ownerPlayer, 45.0F, 45.0F); this.cat.setRelaxStateOne(true); } } else { this.cat.setLying(false); } } } } static class CatTemptGoal extends TemptGoal { @Nullable private Player selectedPlayer; private final Cat cat; public CatTemptGoal(Cat cat, double speedModifier, Predicate items, boolean canScare) { super(cat, speedModifier, items, canScare); this.cat = cat; } @Override public void tick() { super.tick(); if (this.selectedPlayer == null && this.mob.getRandom().nextInt(this.adjustedTickDelay(600)) == 0) { this.selectedPlayer = this.player; } else if (this.mob.getRandom().nextInt(this.adjustedTickDelay(500)) == 0) { this.selectedPlayer = null; } } @Override protected boolean canScare() { return this.selectedPlayer != null && this.selectedPlayer.equals(this.player) ? false : super.canScare(); } @Override public boolean canUse() { return super.canUse() && !this.cat.isTame(); } } }