519 lines
16 KiB
Java
519 lines
16 KiB
Java
package net.minecraft.world.entity.monster;
|
|
|
|
import java.util.Comparator;
|
|
import java.util.EnumSet;
|
|
import java.util.List;
|
|
import net.minecraft.core.BlockPos;
|
|
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.sounds.SoundSource;
|
|
import net.minecraft.util.Mth;
|
|
import net.minecraft.world.DifficultyInstance;
|
|
import net.minecraft.world.damagesource.DamageSource;
|
|
import net.minecraft.world.entity.Entity;
|
|
import net.minecraft.world.entity.EntityDimensions;
|
|
import net.minecraft.world.entity.EntitySelector;
|
|
import net.minecraft.world.entity.EntitySpawnReason;
|
|
import net.minecraft.world.entity.EntityType;
|
|
import net.minecraft.world.entity.FlyingMob;
|
|
import net.minecraft.world.entity.LivingEntity;
|
|
import net.minecraft.world.entity.Mob;
|
|
import net.minecraft.world.entity.Pose;
|
|
import net.minecraft.world.entity.SpawnGroupData;
|
|
import net.minecraft.world.entity.ai.attributes.Attributes;
|
|
import net.minecraft.world.entity.ai.control.BodyRotationControl;
|
|
import net.minecraft.world.entity.ai.control.LookControl;
|
|
import net.minecraft.world.entity.ai.control.MoveControl;
|
|
import net.minecraft.world.entity.ai.goal.Goal;
|
|
import net.minecraft.world.entity.ai.goal.Goal.Flag;
|
|
import net.minecraft.world.entity.ai.targeting.TargetingConditions;
|
|
import net.minecraft.world.entity.animal.Cat;
|
|
import net.minecraft.world.entity.player.Player;
|
|
import net.minecraft.world.level.Level;
|
|
import net.minecraft.world.level.ServerLevelAccessor;
|
|
import net.minecraft.world.level.levelgen.Heightmap;
|
|
import net.minecraft.world.phys.Vec3;
|
|
import org.jetbrains.annotations.Nullable;
|
|
|
|
public class Phantom extends FlyingMob implements Enemy {
|
|
public static final float FLAP_DEGREES_PER_TICK = 7.448451F;
|
|
public static final int TICKS_PER_FLAP = Mth.ceil(24.166098F);
|
|
private static final EntityDataAccessor<Integer> ID_SIZE = SynchedEntityData.defineId(Phantom.class, EntityDataSerializers.INT);
|
|
Vec3 moveTargetPoint = Vec3.ZERO;
|
|
@Nullable
|
|
BlockPos anchorPoint;
|
|
Phantom.AttackPhase attackPhase = Phantom.AttackPhase.CIRCLE;
|
|
|
|
public Phantom(EntityType<? extends Phantom> entityType, Level level) {
|
|
super(entityType, level);
|
|
this.xpReward = 5;
|
|
this.moveControl = new Phantom.PhantomMoveControl(this);
|
|
this.lookControl = new Phantom.PhantomLookControl(this);
|
|
}
|
|
|
|
@Override
|
|
public boolean isFlapping() {
|
|
return (this.getUniqueFlapTickOffset() + this.tickCount) % TICKS_PER_FLAP == 0;
|
|
}
|
|
|
|
@Override
|
|
protected BodyRotationControl createBodyControl() {
|
|
return new Phantom.PhantomBodyRotationControl(this);
|
|
}
|
|
|
|
@Override
|
|
protected void registerGoals() {
|
|
this.goalSelector.addGoal(1, new Phantom.PhantomAttackStrategyGoal());
|
|
this.goalSelector.addGoal(2, new Phantom.PhantomSweepAttackGoal());
|
|
this.goalSelector.addGoal(3, new Phantom.PhantomCircleAroundAnchorGoal());
|
|
this.targetSelector.addGoal(1, new Phantom.PhantomAttackPlayerTargetGoal());
|
|
}
|
|
|
|
@Override
|
|
protected void defineSynchedData(Builder builder) {
|
|
super.defineSynchedData(builder);
|
|
builder.define(ID_SIZE, 0);
|
|
}
|
|
|
|
public void setPhantomSize(int phantomSize) {
|
|
this.entityData.set(ID_SIZE, Mth.clamp(phantomSize, 0, 64));
|
|
}
|
|
|
|
private void updatePhantomSizeInfo() {
|
|
this.refreshDimensions();
|
|
this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(6 + this.getPhantomSize());
|
|
}
|
|
|
|
public int getPhantomSize() {
|
|
return this.entityData.get(ID_SIZE);
|
|
}
|
|
|
|
@Override
|
|
public void onSyncedDataUpdated(EntityDataAccessor<?> dataAccessor) {
|
|
if (ID_SIZE.equals(dataAccessor)) {
|
|
this.updatePhantomSizeInfo();
|
|
}
|
|
|
|
super.onSyncedDataUpdated(dataAccessor);
|
|
}
|
|
|
|
public int getUniqueFlapTickOffset() {
|
|
return this.getId() * 3;
|
|
}
|
|
|
|
@Override
|
|
protected boolean shouldDespawnInPeaceful() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
super.tick();
|
|
if (this.level().isClientSide) {
|
|
float f = Mth.cos((this.getUniqueFlapTickOffset() + this.tickCount) * 7.448451F * (float) (Math.PI / 180.0) + (float) Math.PI);
|
|
float g = Mth.cos((this.getUniqueFlapTickOffset() + this.tickCount + 1) * 7.448451F * (float) (Math.PI / 180.0) + (float) Math.PI);
|
|
if (f > 0.0F && g <= 0.0F) {
|
|
this.level()
|
|
.playLocalSound(
|
|
this.getX(),
|
|
this.getY(),
|
|
this.getZ(),
|
|
SoundEvents.PHANTOM_FLAP,
|
|
this.getSoundSource(),
|
|
0.95F + this.random.nextFloat() * 0.05F,
|
|
0.95F + this.random.nextFloat() * 0.05F,
|
|
false
|
|
);
|
|
}
|
|
|
|
float h = this.getBbWidth() * 1.48F;
|
|
float i = Mth.cos(this.getYRot() * (float) (Math.PI / 180.0)) * h;
|
|
float j = Mth.sin(this.getYRot() * (float) (Math.PI / 180.0)) * h;
|
|
float k = (0.3F + f * 0.45F) * this.getBbHeight() * 2.5F;
|
|
this.level().addParticle(ParticleTypes.MYCELIUM, this.getX() + i, this.getY() + k, this.getZ() + j, 0.0, 0.0, 0.0);
|
|
this.level().addParticle(ParticleTypes.MYCELIUM, this.getX() - i, this.getY() + k, this.getZ() - j, 0.0, 0.0, 0.0);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void aiStep() {
|
|
if (this.isAlive() && this.isSunBurnTick()) {
|
|
this.igniteForSeconds(8.0F);
|
|
}
|
|
|
|
super.aiStep();
|
|
}
|
|
|
|
@Override
|
|
public SpawnGroupData finalizeSpawn(
|
|
ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData
|
|
) {
|
|
this.anchorPoint = this.blockPosition().above(5);
|
|
this.setPhantomSize(0);
|
|
return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData);
|
|
}
|
|
|
|
@Override
|
|
public void readAdditionalSaveData(CompoundTag tag) {
|
|
super.readAdditionalSaveData(tag);
|
|
this.anchorPoint = (BlockPos)tag.read("anchor_pos", BlockPos.CODEC).orElse(null);
|
|
this.setPhantomSize(tag.getIntOr("size", 0));
|
|
}
|
|
|
|
@Override
|
|
public void addAdditionalSaveData(CompoundTag tag) {
|
|
super.addAdditionalSaveData(tag);
|
|
tag.storeNullable("anchor_pos", BlockPos.CODEC, this.anchorPoint);
|
|
tag.putInt("size", this.getPhantomSize());
|
|
}
|
|
|
|
@Override
|
|
public boolean shouldRenderAtSqrDistance(double distance) {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public SoundSource getSoundSource() {
|
|
return SoundSource.HOSTILE;
|
|
}
|
|
|
|
@Override
|
|
protected SoundEvent getAmbientSound() {
|
|
return SoundEvents.PHANTOM_AMBIENT;
|
|
}
|
|
|
|
@Override
|
|
protected SoundEvent getHurtSound(DamageSource damageSource) {
|
|
return SoundEvents.PHANTOM_HURT;
|
|
}
|
|
|
|
@Override
|
|
protected SoundEvent getDeathSound() {
|
|
return SoundEvents.PHANTOM_DEATH;
|
|
}
|
|
|
|
@Override
|
|
protected float getSoundVolume() {
|
|
return 1.0F;
|
|
}
|
|
|
|
@Override
|
|
public boolean canAttackType(EntityType<?> entityType) {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public EntityDimensions getDefaultDimensions(Pose pose) {
|
|
int i = this.getPhantomSize();
|
|
EntityDimensions entityDimensions = super.getDefaultDimensions(pose);
|
|
return entityDimensions.scale(1.0F + 0.15F * i);
|
|
}
|
|
|
|
boolean canAttack(ServerLevel level, LivingEntity entity, TargetingConditions targetingConditions) {
|
|
return targetingConditions.test(level, this, entity);
|
|
}
|
|
|
|
static enum AttackPhase {
|
|
CIRCLE,
|
|
SWOOP;
|
|
}
|
|
|
|
class PhantomAttackPlayerTargetGoal extends Goal {
|
|
private final TargetingConditions attackTargeting = TargetingConditions.forCombat().range(64.0);
|
|
private int nextScanTick = reducedTickDelay(20);
|
|
|
|
@Override
|
|
public boolean canUse() {
|
|
if (this.nextScanTick > 0) {
|
|
this.nextScanTick--;
|
|
return false;
|
|
} else {
|
|
this.nextScanTick = reducedTickDelay(60);
|
|
ServerLevel serverLevel = getServerLevel(Phantom.this.level());
|
|
List<Player> list = serverLevel.getNearbyPlayers(this.attackTargeting, Phantom.this, Phantom.this.getBoundingBox().inflate(16.0, 64.0, 16.0));
|
|
if (!list.isEmpty()) {
|
|
list.sort(Comparator.comparing(Entity::getY).reversed());
|
|
|
|
for (Player player : list) {
|
|
if (Phantom.this.canAttack(serverLevel, player, TargetingConditions.DEFAULT)) {
|
|
Phantom.this.setTarget(player);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean canContinueToUse() {
|
|
LivingEntity livingEntity = Phantom.this.getTarget();
|
|
return livingEntity != null ? Phantom.this.canAttack(getServerLevel(Phantom.this.level()), livingEntity, TargetingConditions.DEFAULT) : false;
|
|
}
|
|
}
|
|
|
|
class PhantomAttackStrategyGoal extends Goal {
|
|
private int nextSweepTick;
|
|
|
|
@Override
|
|
public boolean canUse() {
|
|
LivingEntity livingEntity = Phantom.this.getTarget();
|
|
return livingEntity != null ? Phantom.this.canAttack(getServerLevel(Phantom.this.level()), livingEntity, TargetingConditions.DEFAULT) : false;
|
|
}
|
|
|
|
@Override
|
|
public void start() {
|
|
this.nextSweepTick = this.adjustedTickDelay(10);
|
|
Phantom.this.attackPhase = Phantom.AttackPhase.CIRCLE;
|
|
this.setAnchorAboveTarget();
|
|
}
|
|
|
|
@Override
|
|
public void stop() {
|
|
if (Phantom.this.anchorPoint != null) {
|
|
Phantom.this.anchorPoint = Phantom.this.level()
|
|
.getHeightmapPos(Heightmap.Types.MOTION_BLOCKING, Phantom.this.anchorPoint)
|
|
.above(10 + Phantom.this.random.nextInt(20));
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
if (Phantom.this.attackPhase == Phantom.AttackPhase.CIRCLE) {
|
|
this.nextSweepTick--;
|
|
if (this.nextSweepTick <= 0) {
|
|
Phantom.this.attackPhase = Phantom.AttackPhase.SWOOP;
|
|
this.setAnchorAboveTarget();
|
|
this.nextSweepTick = this.adjustedTickDelay((8 + Phantom.this.random.nextInt(4)) * 20);
|
|
Phantom.this.playSound(SoundEvents.PHANTOM_SWOOP, 10.0F, 0.95F + Phantom.this.random.nextFloat() * 0.1F);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void setAnchorAboveTarget() {
|
|
if (Phantom.this.anchorPoint != null) {
|
|
Phantom.this.anchorPoint = Phantom.this.getTarget().blockPosition().above(20 + Phantom.this.random.nextInt(20));
|
|
if (Phantom.this.anchorPoint.getY() < Phantom.this.level().getSeaLevel()) {
|
|
Phantom.this.anchorPoint = new BlockPos(Phantom.this.anchorPoint.getX(), Phantom.this.level().getSeaLevel() + 1, Phantom.this.anchorPoint.getZ());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class PhantomBodyRotationControl extends BodyRotationControl {
|
|
public PhantomBodyRotationControl(final Mob mob) {
|
|
super(mob);
|
|
}
|
|
|
|
@Override
|
|
public void clientTick() {
|
|
Phantom.this.yHeadRot = Phantom.this.yBodyRot;
|
|
Phantom.this.yBodyRot = Phantom.this.getYRot();
|
|
}
|
|
}
|
|
|
|
class PhantomCircleAroundAnchorGoal extends Phantom.PhantomMoveTargetGoal {
|
|
private float angle;
|
|
private float distance;
|
|
private float height;
|
|
private float clockwise;
|
|
|
|
@Override
|
|
public boolean canUse() {
|
|
return Phantom.this.getTarget() == null || Phantom.this.attackPhase == Phantom.AttackPhase.CIRCLE;
|
|
}
|
|
|
|
@Override
|
|
public void start() {
|
|
this.distance = 5.0F + Phantom.this.random.nextFloat() * 10.0F;
|
|
this.height = -4.0F + Phantom.this.random.nextFloat() * 9.0F;
|
|
this.clockwise = Phantom.this.random.nextBoolean() ? 1.0F : -1.0F;
|
|
this.selectNext();
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
if (Phantom.this.random.nextInt(this.adjustedTickDelay(350)) == 0) {
|
|
this.height = -4.0F + Phantom.this.random.nextFloat() * 9.0F;
|
|
}
|
|
|
|
if (Phantom.this.random.nextInt(this.adjustedTickDelay(250)) == 0) {
|
|
this.distance++;
|
|
if (this.distance > 15.0F) {
|
|
this.distance = 5.0F;
|
|
this.clockwise = -this.clockwise;
|
|
}
|
|
}
|
|
|
|
if (Phantom.this.random.nextInt(this.adjustedTickDelay(450)) == 0) {
|
|
this.angle = Phantom.this.random.nextFloat() * 2.0F * (float) Math.PI;
|
|
this.selectNext();
|
|
}
|
|
|
|
if (this.touchingTarget()) {
|
|
this.selectNext();
|
|
}
|
|
|
|
if (Phantom.this.moveTargetPoint.y < Phantom.this.getY() && !Phantom.this.level().isEmptyBlock(Phantom.this.blockPosition().below(1))) {
|
|
this.height = Math.max(1.0F, this.height);
|
|
this.selectNext();
|
|
}
|
|
|
|
if (Phantom.this.moveTargetPoint.y > Phantom.this.getY() && !Phantom.this.level().isEmptyBlock(Phantom.this.blockPosition().above(1))) {
|
|
this.height = Math.min(-1.0F, this.height);
|
|
this.selectNext();
|
|
}
|
|
}
|
|
|
|
private void selectNext() {
|
|
if (Phantom.this.anchorPoint == null) {
|
|
Phantom.this.anchorPoint = Phantom.this.blockPosition();
|
|
}
|
|
|
|
this.angle = this.angle + this.clockwise * 15.0F * (float) (Math.PI / 180.0);
|
|
Phantom.this.moveTargetPoint = Vec3.atLowerCornerOf(Phantom.this.anchorPoint)
|
|
.add(this.distance * Mth.cos(this.angle), -4.0F + this.height, this.distance * Mth.sin(this.angle));
|
|
}
|
|
}
|
|
|
|
static class PhantomLookControl extends LookControl {
|
|
public PhantomLookControl(Mob mob) {
|
|
super(mob);
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
}
|
|
}
|
|
|
|
class PhantomMoveControl extends MoveControl {
|
|
private float speed = 0.1F;
|
|
|
|
public PhantomMoveControl(final Mob mob) {
|
|
super(mob);
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
if (Phantom.this.horizontalCollision) {
|
|
Phantom.this.setYRot(Phantom.this.getYRot() + 180.0F);
|
|
this.speed = 0.1F;
|
|
}
|
|
|
|
double d = Phantom.this.moveTargetPoint.x - Phantom.this.getX();
|
|
double e = Phantom.this.moveTargetPoint.y - Phantom.this.getY();
|
|
double f = Phantom.this.moveTargetPoint.z - Phantom.this.getZ();
|
|
double g = Math.sqrt(d * d + f * f);
|
|
if (Math.abs(g) > 1.0E-5F) {
|
|
double h = 1.0 - Math.abs(e * 0.7F) / g;
|
|
d *= h;
|
|
f *= h;
|
|
g = Math.sqrt(d * d + f * f);
|
|
double i = Math.sqrt(d * d + f * f + e * e);
|
|
float j = Phantom.this.getYRot();
|
|
float k = (float)Mth.atan2(f, d);
|
|
float l = Mth.wrapDegrees(Phantom.this.getYRot() + 90.0F);
|
|
float m = Mth.wrapDegrees(k * (180.0F / (float)Math.PI));
|
|
Phantom.this.setYRot(Mth.approachDegrees(l, m, 4.0F) - 90.0F);
|
|
Phantom.this.yBodyRot = Phantom.this.getYRot();
|
|
if (Mth.degreesDifferenceAbs(j, Phantom.this.getYRot()) < 3.0F) {
|
|
this.speed = Mth.approach(this.speed, 1.8F, 0.005F * (1.8F / this.speed));
|
|
} else {
|
|
this.speed = Mth.approach(this.speed, 0.2F, 0.025F);
|
|
}
|
|
|
|
float n = (float)(-(Mth.atan2(-e, g) * 180.0F / (float)Math.PI));
|
|
Phantom.this.setXRot(n);
|
|
float o = Phantom.this.getYRot() + 90.0F;
|
|
double p = this.speed * Mth.cos(o * (float) (Math.PI / 180.0)) * Math.abs(d / i);
|
|
double q = this.speed * Mth.sin(o * (float) (Math.PI / 180.0)) * Math.abs(f / i);
|
|
double r = this.speed * Mth.sin(n * (float) (Math.PI / 180.0)) * Math.abs(e / i);
|
|
Vec3 vec3 = Phantom.this.getDeltaMovement();
|
|
Phantom.this.setDeltaMovement(vec3.add(new Vec3(p, r, q).subtract(vec3).scale(0.2)));
|
|
}
|
|
}
|
|
}
|
|
|
|
abstract class PhantomMoveTargetGoal extends Goal {
|
|
public PhantomMoveTargetGoal() {
|
|
this.setFlags(EnumSet.of(Flag.MOVE));
|
|
}
|
|
|
|
protected boolean touchingTarget() {
|
|
return Phantom.this.moveTargetPoint.distanceToSqr(Phantom.this.getX(), Phantom.this.getY(), Phantom.this.getZ()) < 4.0;
|
|
}
|
|
}
|
|
|
|
class PhantomSweepAttackGoal extends Phantom.PhantomMoveTargetGoal {
|
|
private static final int CAT_SEARCH_TICK_DELAY = 20;
|
|
private boolean isScaredOfCat;
|
|
private int catSearchTick;
|
|
|
|
@Override
|
|
public boolean canUse() {
|
|
return Phantom.this.getTarget() != null && Phantom.this.attackPhase == Phantom.AttackPhase.SWOOP;
|
|
}
|
|
|
|
@Override
|
|
public boolean canContinueToUse() {
|
|
LivingEntity livingEntity = Phantom.this.getTarget();
|
|
if (livingEntity == null) {
|
|
return false;
|
|
} else if (!livingEntity.isAlive()) {
|
|
return false;
|
|
} else if (livingEntity instanceof Player player && (livingEntity.isSpectator() || player.isCreative())) {
|
|
return false;
|
|
} else if (!this.canUse()) {
|
|
return false;
|
|
} else {
|
|
if (Phantom.this.tickCount > this.catSearchTick) {
|
|
this.catSearchTick = Phantom.this.tickCount + 20;
|
|
List<Cat> list = Phantom.this.level().getEntitiesOfClass(Cat.class, Phantom.this.getBoundingBox().inflate(16.0), EntitySelector.ENTITY_STILL_ALIVE);
|
|
|
|
for (Cat cat : list) {
|
|
cat.hiss();
|
|
}
|
|
|
|
this.isScaredOfCat = !list.isEmpty();
|
|
}
|
|
|
|
return !this.isScaredOfCat;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void start() {
|
|
}
|
|
|
|
@Override
|
|
public void stop() {
|
|
Phantom.this.setTarget(null);
|
|
Phantom.this.attackPhase = Phantom.AttackPhase.CIRCLE;
|
|
}
|
|
|
|
@Override
|
|
public void tick() {
|
|
LivingEntity livingEntity = Phantom.this.getTarget();
|
|
if (livingEntity != null) {
|
|
Phantom.this.moveTargetPoint = new Vec3(livingEntity.getX(), livingEntity.getY(0.5), livingEntity.getZ());
|
|
if (Phantom.this.getBoundingBox().inflate(0.2F).intersects(livingEntity.getBoundingBox())) {
|
|
Phantom.this.doHurtTarget(getServerLevel(Phantom.this.level()), livingEntity);
|
|
Phantom.this.attackPhase = Phantom.AttackPhase.CIRCLE;
|
|
if (!Phantom.this.isSilent()) {
|
|
Phantom.this.level().levelEvent(1039, Phantom.this.blockPosition(), 0);
|
|
}
|
|
} else if (Phantom.this.horizontalCollision || Phantom.this.hurtTime > 0) {
|
|
Phantom.this.attackPhase = Phantom.AttackPhase.CIRCLE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|