485 lines
17 KiB
Java
485 lines
17 KiB
Java
package net.minecraft.world.entity.monster;
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import java.util.EnumSet;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.particles.ParticleTypes;
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import net.minecraft.network.syncher.EntityDataAccessor;
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import net.minecraft.network.syncher.EntityDataSerializers;
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import net.minecraft.network.syncher.SynchedEntityData;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.sounds.SoundEvent;
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import net.minecraft.sounds.SoundEvents;
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import net.minecraft.tags.DamageTypeTags;
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import net.minecraft.tags.FluidTags;
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import net.minecraft.util.Mth;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.Difficulty;
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import net.minecraft.world.damagesource.DamageSource;
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import net.minecraft.world.damagesource.DamageTypes;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.MoverType;
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import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
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import net.minecraft.world.entity.ai.attributes.Attributes;
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import net.minecraft.world.entity.ai.control.LookControl;
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import net.minecraft.world.entity.ai.control.MoveControl;
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import net.minecraft.world.entity.ai.goal.Goal;
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import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal;
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import net.minecraft.world.entity.ai.goal.MoveTowardsRestrictionGoal;
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import net.minecraft.world.entity.ai.goal.RandomLookAroundGoal;
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import net.minecraft.world.entity.ai.goal.RandomStrollGoal;
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import net.minecraft.world.entity.ai.goal.target.NearestAttackableTargetGoal;
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import net.minecraft.world.entity.ai.navigation.PathNavigation;
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import net.minecraft.world.entity.ai.navigation.WaterBoundPathNavigation;
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import net.minecraft.world.entity.ai.targeting.TargetingConditions;
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import net.minecraft.world.entity.animal.Squid;
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import net.minecraft.world.entity.animal.axolotl.Axolotl;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.LevelAccessor;
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import net.minecraft.world.level.LevelReader;
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import net.minecraft.world.level.pathfinder.PathType;
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import net.minecraft.world.phys.Vec3;
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import org.jetbrains.annotations.Nullable;
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public class Guardian extends Monster {
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protected static final int ATTACK_TIME = 80;
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private static final EntityDataAccessor<Boolean> DATA_ID_MOVING = SynchedEntityData.defineId(Guardian.class, EntityDataSerializers.BOOLEAN);
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private static final EntityDataAccessor<Integer> DATA_ID_ATTACK_TARGET = SynchedEntityData.defineId(Guardian.class, EntityDataSerializers.INT);
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private float clientSideTailAnimation;
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private float clientSideTailAnimationO;
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private float clientSideTailAnimationSpeed;
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private float clientSideSpikesAnimation;
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private float clientSideSpikesAnimationO;
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@Nullable
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private LivingEntity clientSideCachedAttackTarget;
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private int clientSideAttackTime;
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private boolean clientSideTouchedGround;
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@Nullable
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protected RandomStrollGoal randomStrollGoal;
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public Guardian(EntityType<? extends Guardian> entityType, Level level) {
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super(entityType, level);
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this.xpReward = 10;
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this.setPathfindingMalus(PathType.WATER, 0.0F);
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this.moveControl = new Guardian.GuardianMoveControl(this);
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this.clientSideTailAnimation = this.random.nextFloat();
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this.clientSideTailAnimationO = this.clientSideTailAnimation;
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}
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@Override
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protected void registerGoals() {
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MoveTowardsRestrictionGoal moveTowardsRestrictionGoal = new MoveTowardsRestrictionGoal(this, 1.0);
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this.randomStrollGoal = new RandomStrollGoal(this, 1.0, 80);
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this.goalSelector.addGoal(4, new Guardian.GuardianAttackGoal(this));
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this.goalSelector.addGoal(5, moveTowardsRestrictionGoal);
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this.goalSelector.addGoal(7, this.randomStrollGoal);
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this.goalSelector.addGoal(8, new LookAtPlayerGoal(this, Player.class, 8.0F));
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this.goalSelector.addGoal(8, new LookAtPlayerGoal(this, Guardian.class, 12.0F, 0.01F));
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this.goalSelector.addGoal(9, new RandomLookAroundGoal(this));
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this.randomStrollGoal.setFlags(EnumSet.of(Goal.Flag.MOVE, Goal.Flag.LOOK));
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moveTowardsRestrictionGoal.setFlags(EnumSet.of(Goal.Flag.MOVE, Goal.Flag.LOOK));
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this.targetSelector.addGoal(1, new NearestAttackableTargetGoal(this, LivingEntity.class, 10, true, false, new Guardian.GuardianAttackSelector(this)));
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}
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public static AttributeSupplier.Builder createAttributes() {
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return Monster.createMonsterAttributes().add(Attributes.ATTACK_DAMAGE, 6.0).add(Attributes.MOVEMENT_SPEED, 0.5).add(Attributes.MAX_HEALTH, 30.0);
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}
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@Override
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protected PathNavigation createNavigation(Level level) {
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return new WaterBoundPathNavigation(this, level);
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}
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@Override
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protected void defineSynchedData(SynchedEntityData.Builder builder) {
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super.defineSynchedData(builder);
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builder.define(DATA_ID_MOVING, false);
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builder.define(DATA_ID_ATTACK_TARGET, 0);
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}
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public boolean isMoving() {
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return this.entityData.get(DATA_ID_MOVING);
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}
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void setMoving(boolean moving) {
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this.entityData.set(DATA_ID_MOVING, moving);
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}
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public int getAttackDuration() {
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return 80;
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}
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void setActiveAttackTarget(int activeAttackTargetId) {
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this.entityData.set(DATA_ID_ATTACK_TARGET, activeAttackTargetId);
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}
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public boolean hasActiveAttackTarget() {
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return this.entityData.get(DATA_ID_ATTACK_TARGET) != 0;
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}
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@Nullable
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public LivingEntity getActiveAttackTarget() {
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if (!this.hasActiveAttackTarget()) {
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return null;
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} else if (this.level().isClientSide) {
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if (this.clientSideCachedAttackTarget != null) {
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return this.clientSideCachedAttackTarget;
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} else {
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Entity entity = this.level().getEntity(this.entityData.get(DATA_ID_ATTACK_TARGET));
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if (entity instanceof LivingEntity) {
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this.clientSideCachedAttackTarget = (LivingEntity)entity;
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return this.clientSideCachedAttackTarget;
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} else {
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return null;
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}
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}
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} else {
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return this.getTarget();
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}
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}
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@Override
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public void onSyncedDataUpdated(EntityDataAccessor<?> dataAccessor) {
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super.onSyncedDataUpdated(dataAccessor);
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if (DATA_ID_ATTACK_TARGET.equals(dataAccessor)) {
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this.clientSideAttackTime = 0;
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this.clientSideCachedAttackTarget = null;
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}
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}
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@Override
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public int getAmbientSoundInterval() {
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return 160;
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}
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@Override
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protected SoundEvent getAmbientSound() {
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return this.isInWater() ? SoundEvents.GUARDIAN_AMBIENT : SoundEvents.GUARDIAN_AMBIENT_LAND;
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}
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@Override
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protected SoundEvent getHurtSound(DamageSource damageSource) {
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return this.isInWater() ? SoundEvents.GUARDIAN_HURT : SoundEvents.GUARDIAN_HURT_LAND;
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}
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@Override
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protected SoundEvent getDeathSound() {
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return this.isInWater() ? SoundEvents.GUARDIAN_DEATH : SoundEvents.GUARDIAN_DEATH_LAND;
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}
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@Override
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protected Entity.MovementEmission getMovementEmission() {
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return Entity.MovementEmission.EVENTS;
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}
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@Override
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public float getWalkTargetValue(BlockPos pos, LevelReader level) {
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return level.getFluidState(pos).is(FluidTags.WATER) ? 10.0F + level.getPathfindingCostFromLightLevels(pos) : super.getWalkTargetValue(pos, level);
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}
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@Override
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public void aiStep() {
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if (this.isAlive()) {
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if (this.level().isClientSide) {
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this.clientSideTailAnimationO = this.clientSideTailAnimation;
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if (!this.isInWater()) {
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this.clientSideTailAnimationSpeed = 2.0F;
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Vec3 vec3 = this.getDeltaMovement();
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if (vec3.y > 0.0 && this.clientSideTouchedGround && !this.isSilent()) {
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this.level().playLocalSound(this.getX(), this.getY(), this.getZ(), this.getFlopSound(), this.getSoundSource(), 1.0F, 1.0F, false);
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}
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this.clientSideTouchedGround = vec3.y < 0.0 && this.level().loadedAndEntityCanStandOn(this.blockPosition().below(), this);
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} else if (this.isMoving()) {
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if (this.clientSideTailAnimationSpeed < 0.5F) {
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this.clientSideTailAnimationSpeed = 4.0F;
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} else {
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this.clientSideTailAnimationSpeed = this.clientSideTailAnimationSpeed + (0.5F - this.clientSideTailAnimationSpeed) * 0.1F;
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}
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} else {
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this.clientSideTailAnimationSpeed = this.clientSideTailAnimationSpeed + (0.125F - this.clientSideTailAnimationSpeed) * 0.2F;
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}
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this.clientSideTailAnimation = this.clientSideTailAnimation + this.clientSideTailAnimationSpeed;
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this.clientSideSpikesAnimationO = this.clientSideSpikesAnimation;
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if (!this.isInWater()) {
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this.clientSideSpikesAnimation = this.random.nextFloat();
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} else if (this.isMoving()) {
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this.clientSideSpikesAnimation = this.clientSideSpikesAnimation + (0.0F - this.clientSideSpikesAnimation) * 0.25F;
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} else {
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this.clientSideSpikesAnimation = this.clientSideSpikesAnimation + (1.0F - this.clientSideSpikesAnimation) * 0.06F;
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}
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if (this.isMoving() && this.isInWater()) {
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Vec3 vec3 = this.getViewVector(0.0F);
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for (int i = 0; i < 2; i++) {
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this.level()
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.addParticle(
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ParticleTypes.BUBBLE, this.getRandomX(0.5) - vec3.x * 1.5, this.getRandomY() - vec3.y * 1.5, this.getRandomZ(0.5) - vec3.z * 1.5, 0.0, 0.0, 0.0
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);
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}
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}
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if (this.hasActiveAttackTarget()) {
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if (this.clientSideAttackTime < this.getAttackDuration()) {
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this.clientSideAttackTime++;
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}
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LivingEntity livingEntity = this.getActiveAttackTarget();
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if (livingEntity != null) {
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this.getLookControl().setLookAt(livingEntity, 90.0F, 90.0F);
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this.getLookControl().tick();
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double d = this.getAttackAnimationScale(0.0F);
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double e = livingEntity.getX() - this.getX();
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double f = livingEntity.getY(0.5) - this.getEyeY();
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double g = livingEntity.getZ() - this.getZ();
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double h = Math.sqrt(e * e + f * f + g * g);
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e /= h;
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f /= h;
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g /= h;
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double j = this.random.nextDouble();
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while (j < h) {
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j += 1.8 - d + this.random.nextDouble() * (1.7 - d);
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this.level().addParticle(ParticleTypes.BUBBLE, this.getX() + e * j, this.getEyeY() + f * j, this.getZ() + g * j, 0.0, 0.0, 0.0);
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}
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}
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}
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}
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if (this.isInWater()) {
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this.setAirSupply(300);
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} else if (this.onGround()) {
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this.setDeltaMovement(this.getDeltaMovement().add((this.random.nextFloat() * 2.0F - 1.0F) * 0.4F, 0.5, (this.random.nextFloat() * 2.0F - 1.0F) * 0.4F));
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this.setYRot(this.random.nextFloat() * 360.0F);
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this.setOnGround(false);
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this.hasImpulse = true;
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}
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if (this.hasActiveAttackTarget()) {
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this.setYRot(this.yHeadRot);
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}
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}
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super.aiStep();
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}
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protected SoundEvent getFlopSound() {
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return SoundEvents.GUARDIAN_FLOP;
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}
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public float getTailAnimation(float partialTick) {
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return Mth.lerp(partialTick, this.clientSideTailAnimationO, this.clientSideTailAnimation);
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}
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public float getSpikesAnimation(float partialTick) {
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return Mth.lerp(partialTick, this.clientSideSpikesAnimationO, this.clientSideSpikesAnimation);
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}
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public float getAttackAnimationScale(float partialTick) {
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return (this.clientSideAttackTime + partialTick) / this.getAttackDuration();
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}
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public float getClientSideAttackTime() {
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return this.clientSideAttackTime;
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}
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@Override
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public boolean checkSpawnObstruction(LevelReader level) {
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return level.isUnobstructed(this);
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}
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public static boolean checkGuardianSpawnRules(
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EntityType<? extends Guardian> entityType, LevelAccessor level, EntitySpawnReason spawnReason, BlockPos pos, RandomSource random
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) {
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return (random.nextInt(20) == 0 || !level.canSeeSkyFromBelowWater(pos))
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&& level.getDifficulty() != Difficulty.PEACEFUL
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&& (EntitySpawnReason.isSpawner(spawnReason) || level.getFluidState(pos).is(FluidTags.WATER))
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&& level.getFluidState(pos.below()).is(FluidTags.WATER);
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}
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@Override
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public boolean hurtServer(ServerLevel level, DamageSource damageSource, float amount) {
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if (!this.isMoving()
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&& !damageSource.is(DamageTypeTags.AVOIDS_GUARDIAN_THORNS)
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&& !damageSource.is(DamageTypes.THORNS)
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&& damageSource.getDirectEntity() instanceof LivingEntity livingEntity) {
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livingEntity.hurtServer(level, this.damageSources().thorns(this), 2.0F);
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}
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if (this.randomStrollGoal != null) {
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this.randomStrollGoal.trigger();
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}
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return super.hurtServer(level, damageSource, amount);
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}
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@Override
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public int getMaxHeadXRot() {
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return 180;
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}
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@Override
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public void travel(Vec3 travelVector) {
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if (this.isInWater()) {
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this.moveRelative(0.1F, travelVector);
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this.move(MoverType.SELF, this.getDeltaMovement());
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this.setDeltaMovement(this.getDeltaMovement().scale(0.9));
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if (!this.isMoving() && this.getTarget() == null) {
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this.setDeltaMovement(this.getDeltaMovement().add(0.0, -0.005, 0.0));
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}
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} else {
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super.travel(travelVector);
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}
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}
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static class GuardianAttackGoal extends Goal {
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private final Guardian guardian;
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private int attackTime;
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private final boolean elder;
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public GuardianAttackGoal(Guardian guardian) {
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this.guardian = guardian;
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this.elder = guardian instanceof ElderGuardian;
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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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LivingEntity livingEntity = this.guardian.getTarget();
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return livingEntity != null && livingEntity.isAlive();
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}
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@Override
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public boolean canContinueToUse() {
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return super.canContinueToUse() && (this.elder || this.guardian.getTarget() != null && this.guardian.distanceToSqr(this.guardian.getTarget()) > 9.0);
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}
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@Override
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public void start() {
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this.attackTime = -10;
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this.guardian.getNavigation().stop();
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LivingEntity livingEntity = this.guardian.getTarget();
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if (livingEntity != null) {
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this.guardian.getLookControl().setLookAt(livingEntity, 90.0F, 90.0F);
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}
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this.guardian.hasImpulse = true;
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}
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@Override
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public void stop() {
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this.guardian.setActiveAttackTarget(0);
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this.guardian.setTarget(null);
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this.guardian.randomStrollGoal.trigger();
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}
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@Override
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public boolean requiresUpdateEveryTick() {
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return true;
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}
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@Override
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public void tick() {
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LivingEntity livingEntity = this.guardian.getTarget();
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if (livingEntity != null) {
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this.guardian.getNavigation().stop();
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this.guardian.getLookControl().setLookAt(livingEntity, 90.0F, 90.0F);
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if (!this.guardian.hasLineOfSight(livingEntity)) {
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this.guardian.setTarget(null);
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} else {
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this.attackTime++;
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if (this.attackTime == 0) {
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this.guardian.setActiveAttackTarget(livingEntity.getId());
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if (!this.guardian.isSilent()) {
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this.guardian.level().broadcastEntityEvent(this.guardian, (byte)21);
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}
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} else if (this.attackTime >= this.guardian.getAttackDuration()) {
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float f = 1.0F;
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if (this.guardian.level().getDifficulty() == Difficulty.HARD) {
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f += 2.0F;
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}
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if (this.elder) {
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f += 2.0F;
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}
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ServerLevel serverLevel = getServerLevel(this.guardian);
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livingEntity.hurtServer(serverLevel, this.guardian.damageSources().indirectMagic(this.guardian, this.guardian), f);
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this.guardian.doHurtTarget(serverLevel, livingEntity);
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this.guardian.setTarget(null);
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}
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super.tick();
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}
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}
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}
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}
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static class GuardianAttackSelector implements TargetingConditions.Selector {
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private final Guardian guardian;
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public GuardianAttackSelector(Guardian guardian) {
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this.guardian = guardian;
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}
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@Override
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public boolean test(@Nullable LivingEntity livingEntity, ServerLevel serverLevel) {
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return (livingEntity instanceof Player || livingEntity instanceof Squid || livingEntity instanceof Axolotl)
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&& livingEntity.distanceToSqr(this.guardian) > 9.0;
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}
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}
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static class GuardianMoveControl extends MoveControl {
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private final Guardian guardian;
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public GuardianMoveControl(Guardian guardian) {
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super(guardian);
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this.guardian = guardian;
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}
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@Override
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public void tick() {
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if (this.operation == MoveControl.Operation.MOVE_TO && !this.guardian.getNavigation().isDone()) {
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Vec3 vec3 = new Vec3(this.wantedX - this.guardian.getX(), this.wantedY - this.guardian.getY(), this.wantedZ - this.guardian.getZ());
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double d = vec3.length();
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double e = vec3.x / d;
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double f = vec3.y / d;
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double g = vec3.z / d;
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float h = (float)(Mth.atan2(vec3.z, vec3.x) * 180.0F / (float)Math.PI) - 90.0F;
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this.guardian.setYRot(this.rotlerp(this.guardian.getYRot(), h, 90.0F));
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|
this.guardian.yBodyRot = this.guardian.getYRot();
|
|
float i = (float)(this.speedModifier * this.guardian.getAttributeValue(Attributes.MOVEMENT_SPEED));
|
|
float j = Mth.lerp(0.125F, this.guardian.getSpeed(), i);
|
|
this.guardian.setSpeed(j);
|
|
double k = Math.sin((this.guardian.tickCount + this.guardian.getId()) * 0.5) * 0.05;
|
|
double l = Math.cos(this.guardian.getYRot() * (float) (Math.PI / 180.0));
|
|
double m = Math.sin(this.guardian.getYRot() * (float) (Math.PI / 180.0));
|
|
double n = Math.sin((this.guardian.tickCount + this.guardian.getId()) * 0.75) * 0.05;
|
|
this.guardian.setDeltaMovement(this.guardian.getDeltaMovement().add(k * l, n * (m + l) * 0.25 + j * f * 0.1, k * m));
|
|
LookControl lookControl = this.guardian.getLookControl();
|
|
double o = this.guardian.getX() + e * 2.0;
|
|
double p = this.guardian.getEyeY() + f / d;
|
|
double q = this.guardian.getZ() + g * 2.0;
|
|
double r = lookControl.getWantedX();
|
|
double s = lookControl.getWantedY();
|
|
double t = lookControl.getWantedZ();
|
|
if (!lookControl.isLookingAtTarget()) {
|
|
r = o;
|
|
s = p;
|
|
t = q;
|
|
}
|
|
|
|
this.guardian.getLookControl().setLookAt(Mth.lerp(0.125, r, o), Mth.lerp(0.125, s, p), Mth.lerp(0.125, t, q), 10.0F, 40.0F);
|
|
this.guardian.setMoving(true);
|
|
} else {
|
|
this.guardian.setSpeed(0.0F);
|
|
this.guardian.setMoving(false);
|
|
}
|
|
}
|
|
}
|
|
}
|