516 lines
18 KiB
Java
516 lines
18 KiB
Java
package net.minecraft.world.entity.monster;
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import com.google.common.collect.Sets;
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import java.util.Set;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.core.Holder;
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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.resources.ResourceLocation;
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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.BlockTags;
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import net.minecraft.tags.FluidTags;
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import net.minecraft.tags.ItemTags;
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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.DifficultyInstance;
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import net.minecraft.world.InteractionHand;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.damagesource.DamageSource;
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import net.minecraft.world.entity.AgeableMob;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntityDimensions;
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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.EquipmentSlot;
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import net.minecraft.world.entity.ItemBasedSteering;
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import net.minecraft.world.entity.ItemSteerable;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.Mob;
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import net.minecraft.world.entity.Pose;
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import net.minecraft.world.entity.SpawnGroupData;
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import net.minecraft.world.entity.ai.attributes.AttributeInstance;
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import net.minecraft.world.entity.ai.attributes.AttributeModifier;
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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.goal.BreedGoal;
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import net.minecraft.world.entity.ai.goal.FollowParentGoal;
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import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal;
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import net.minecraft.world.entity.ai.goal.MoveToBlockGoal;
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import net.minecraft.world.entity.ai.goal.PanicGoal;
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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.TemptGoal;
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import net.minecraft.world.entity.ai.navigation.GroundPathNavigation;
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import net.minecraft.world.entity.ai.navigation.PathNavigation;
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import net.minecraft.world.entity.animal.Animal;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.entity.vehicle.DismountHelper;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.Items;
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import net.minecraft.world.item.equipment.Equippable;
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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.ServerLevelAccessor;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.LiquidBlock;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.material.FluidState;
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import net.minecraft.world.level.pathfinder.PathComputationType;
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import net.minecraft.world.level.pathfinder.PathFinder;
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import net.minecraft.world.level.pathfinder.PathType;
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import net.minecraft.world.level.pathfinder.WalkNodeEvaluator;
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import net.minecraft.world.phys.AABB;
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import net.minecraft.world.phys.Vec3;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import org.jetbrains.annotations.Nullable;
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public class Strider extends Animal implements ItemSteerable {
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private static final ResourceLocation SUFFOCATING_MODIFIER_ID = ResourceLocation.withDefaultNamespace("suffocating");
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private static final AttributeModifier SUFFOCATING_MODIFIER = new AttributeModifier(
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SUFFOCATING_MODIFIER_ID, -0.34F, AttributeModifier.Operation.ADD_MULTIPLIED_BASE
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);
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private static final float SUFFOCATE_STEERING_MODIFIER = 0.35F;
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private static final float STEERING_MODIFIER = 0.55F;
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private static final EntityDataAccessor<Integer> DATA_BOOST_TIME = SynchedEntityData.defineId(Strider.class, EntityDataSerializers.INT);
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private static final EntityDataAccessor<Boolean> DATA_SUFFOCATING = SynchedEntityData.defineId(Strider.class, EntityDataSerializers.BOOLEAN);
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private final ItemBasedSteering steering = new ItemBasedSteering(this.entityData, DATA_BOOST_TIME);
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@Nullable
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private TemptGoal temptGoal;
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public Strider(EntityType<? extends Strider> entityType, Level level) {
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super(entityType, level);
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this.blocksBuilding = true;
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this.setPathfindingMalus(PathType.WATER, -1.0F);
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this.setPathfindingMalus(PathType.LAVA, 0.0F);
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this.setPathfindingMalus(PathType.DANGER_FIRE, 0.0F);
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this.setPathfindingMalus(PathType.DAMAGE_FIRE, 0.0F);
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}
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public static boolean checkStriderSpawnRules(
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EntityType<Strider> entityType, LevelAccessor level, EntitySpawnReason spawnReason, BlockPos pos, RandomSource random
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) {
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BlockPos.MutableBlockPos mutableBlockPos = pos.mutable();
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do {
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mutableBlockPos.move(Direction.UP);
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} while (level.getFluidState(mutableBlockPos).is(FluidTags.LAVA));
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return level.getBlockState(mutableBlockPos).isAir();
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}
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@Override
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public void onSyncedDataUpdated(EntityDataAccessor<?> dataAccessor) {
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if (DATA_BOOST_TIME.equals(dataAccessor) && this.level().isClientSide) {
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this.steering.onSynced();
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}
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super.onSyncedDataUpdated(dataAccessor);
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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_BOOST_TIME, 0);
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builder.define(DATA_SUFFOCATING, false);
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}
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@Override
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public boolean canUseSlot(EquipmentSlot slot) {
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return slot != EquipmentSlot.SADDLE ? super.canUseSlot(slot) : this.isAlive() && !this.isBaby();
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}
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@Override
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protected boolean canDispenserEquipIntoSlot(EquipmentSlot slot) {
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return slot == EquipmentSlot.SADDLE || super.canDispenserEquipIntoSlot(slot);
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}
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@Override
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protected Holder<SoundEvent> getEquipSound(EquipmentSlot slot, ItemStack stack, Equippable equippable) {
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return (Holder<SoundEvent>)(slot == EquipmentSlot.SADDLE ? SoundEvents.STRIDER_SADDLE : super.getEquipSound(slot, stack, equippable));
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}
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@Override
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protected void registerGoals() {
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this.goalSelector.addGoal(1, new PanicGoal(this, 1.65));
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this.goalSelector.addGoal(2, new BreedGoal(this, 1.0));
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this.temptGoal = new TemptGoal(this, 1.4, itemStack -> itemStack.is(ItemTags.STRIDER_TEMPT_ITEMS), false);
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this.goalSelector.addGoal(3, this.temptGoal);
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this.goalSelector.addGoal(4, new Strider.StriderGoToLavaGoal(this, 1.0));
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this.goalSelector.addGoal(5, new FollowParentGoal(this, 1.0));
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this.goalSelector.addGoal(7, new RandomStrollGoal(this, 1.0, 60));
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this.goalSelector.addGoal(8, new LookAtPlayerGoal(this, Player.class, 8.0F));
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this.goalSelector.addGoal(8, new RandomLookAroundGoal(this));
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this.goalSelector.addGoal(9, new LookAtPlayerGoal(this, Strider.class, 8.0F));
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}
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public void setSuffocating(boolean suffocating) {
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this.entityData.set(DATA_SUFFOCATING, suffocating);
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AttributeInstance attributeInstance = this.getAttribute(Attributes.MOVEMENT_SPEED);
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if (attributeInstance != null) {
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if (suffocating) {
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attributeInstance.addOrUpdateTransientModifier(SUFFOCATING_MODIFIER);
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} else {
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attributeInstance.removeModifier(SUFFOCATING_MODIFIER_ID);
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}
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}
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}
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public boolean isSuffocating() {
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return this.entityData.get(DATA_SUFFOCATING);
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}
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@Override
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public boolean canStandOnFluid(FluidState fluidState) {
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return fluidState.is(FluidTags.LAVA);
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}
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@Override
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protected Vec3 getPassengerAttachmentPoint(Entity entity, EntityDimensions dimensions, float partialTick) {
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if (!this.level().isClientSide()) {
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return super.getPassengerAttachmentPoint(entity, dimensions, partialTick);
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} else {
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float f = Math.min(0.25F, this.walkAnimation.speed());
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float g = this.walkAnimation.position();
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float h = 0.12F * Mth.cos(g * 1.5F) * 2.0F * f;
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return super.getPassengerAttachmentPoint(entity, dimensions, partialTick).add(0.0, h * partialTick, 0.0);
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}
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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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@Nullable
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@Override
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public LivingEntity getControllingPassenger() {
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return (LivingEntity)(this.isSaddled() && this.getFirstPassenger() instanceof Player player && player.isHolding(Items.WARPED_FUNGUS_ON_A_STICK)
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? player
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: super.getControllingPassenger());
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}
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@Override
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public Vec3 getDismountLocationForPassenger(LivingEntity passenger) {
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Vec3[] vec3s = new Vec3[]{
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getCollisionHorizontalEscapeVector(this.getBbWidth(), passenger.getBbWidth(), passenger.getYRot()),
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getCollisionHorizontalEscapeVector(this.getBbWidth(), passenger.getBbWidth(), passenger.getYRot() - 22.5F),
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getCollisionHorizontalEscapeVector(this.getBbWidth(), passenger.getBbWidth(), passenger.getYRot() + 22.5F),
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getCollisionHorizontalEscapeVector(this.getBbWidth(), passenger.getBbWidth(), passenger.getYRot() - 45.0F),
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getCollisionHorizontalEscapeVector(this.getBbWidth(), passenger.getBbWidth(), passenger.getYRot() + 45.0F)
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};
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Set<BlockPos> set = Sets.<BlockPos>newLinkedHashSet();
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double d = this.getBoundingBox().maxY;
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double e = this.getBoundingBox().minY - 0.5;
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BlockPos.MutableBlockPos mutableBlockPos = new BlockPos.MutableBlockPos();
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for (Vec3 vec3 : vec3s) {
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mutableBlockPos.set(this.getX() + vec3.x, d, this.getZ() + vec3.z);
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for (double f = d; f > e; f--) {
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set.add(mutableBlockPos.immutable());
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mutableBlockPos.move(Direction.DOWN);
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}
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}
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for (BlockPos blockPos : set) {
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if (!this.level().getFluidState(blockPos).is(FluidTags.LAVA)) {
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double g = this.level().getBlockFloorHeight(blockPos);
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if (DismountHelper.isBlockFloorValid(g)) {
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Vec3 vec32 = Vec3.upFromBottomCenterOf(blockPos, g);
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for (Pose pose : passenger.getDismountPoses()) {
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AABB aABB = passenger.getLocalBoundsForPose(pose);
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if (DismountHelper.canDismountTo(this.level(), passenger, aABB.move(vec32))) {
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passenger.setPose(pose);
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return vec32;
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}
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}
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}
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}
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}
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return new Vec3(this.getX(), this.getBoundingBox().maxY, this.getZ());
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}
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@Override
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protected void tickRidden(Player player, Vec3 travelVector) {
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this.setRot(player.getYRot(), player.getXRot() * 0.5F);
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this.yRotO = this.yBodyRot = this.yHeadRot = this.getYRot();
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this.steering.tickBoost();
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super.tickRidden(player, travelVector);
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}
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@Override
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protected Vec3 getRiddenInput(Player player, Vec3 travelVector) {
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return new Vec3(0.0, 0.0, 1.0);
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}
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@Override
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protected float getRiddenSpeed(Player player) {
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return (float)(this.getAttributeValue(Attributes.MOVEMENT_SPEED) * (this.isSuffocating() ? 0.35F : 0.55F) * this.steering.boostFactor());
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}
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@Override
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protected float nextStep() {
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return this.moveDist + 0.6F;
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}
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@Override
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protected void playStepSound(BlockPos pos, BlockState state) {
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this.playSound(this.isInLava() ? SoundEvents.STRIDER_STEP_LAVA : SoundEvents.STRIDER_STEP, 1.0F, 1.0F);
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}
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@Override
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public boolean boost() {
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return this.steering.boost(this.getRandom());
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}
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@Override
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protected void checkFallDamage(double y, boolean onGround, BlockState state, BlockPos pos) {
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if (this.isInLava()) {
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this.resetFallDistance();
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} else {
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super.checkFallDamage(y, onGround, state, pos);
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}
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}
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@Override
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public void tick() {
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if (this.isBeingTempted() && this.random.nextInt(140) == 0) {
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this.makeSound(SoundEvents.STRIDER_HAPPY);
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} else if (this.isPanicking() && this.random.nextInt(60) == 0) {
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this.makeSound(SoundEvents.STRIDER_RETREAT);
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}
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if (!this.isNoAi()) {
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BlockState blockState = this.level().getBlockState(this.blockPosition());
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BlockState blockState2 = this.getBlockStateOnLegacy();
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boolean bl = blockState.is(BlockTags.STRIDER_WARM_BLOCKS) || blockState2.is(BlockTags.STRIDER_WARM_BLOCKS) || this.getFluidHeight(FluidTags.LAVA) > 0.0;
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boolean bl2 = this.getVehicle() instanceof Strider strider && strider.isSuffocating();
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this.setSuffocating(!bl || bl2);
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}
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super.tick();
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this.floatStrider();
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}
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private boolean isBeingTempted() {
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return this.temptGoal != null && this.temptGoal.isRunning();
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}
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@Override
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protected boolean shouldPassengersInheritMalus() {
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return true;
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}
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private void floatStrider() {
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if (this.isInLava()) {
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CollisionContext collisionContext = CollisionContext.of(this);
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if (collisionContext.isAbove(LiquidBlock.SHAPE_STABLE, this.blockPosition(), true)
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&& !this.level().getFluidState(this.blockPosition().above()).is(FluidTags.LAVA)) {
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this.setOnGround(true);
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} else {
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this.setDeltaMovement(this.getDeltaMovement().scale(0.5).add(0.0, 0.05, 0.0));
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}
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}
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}
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public static AttributeSupplier.Builder createAttributes() {
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return Animal.createAnimalAttributes().add(Attributes.MOVEMENT_SPEED, 0.175F);
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}
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@Override
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protected SoundEvent getAmbientSound() {
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return !this.isPanicking() && !this.isBeingTempted() ? SoundEvents.STRIDER_AMBIENT : null;
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}
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@Override
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protected SoundEvent getHurtSound(DamageSource damageSource) {
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return SoundEvents.STRIDER_HURT;
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}
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@Override
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protected SoundEvent getDeathSound() {
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return SoundEvents.STRIDER_DEATH;
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}
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@Override
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protected boolean canAddPassenger(Entity passenger) {
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return !this.isVehicle() && !this.isEyeInFluid(FluidTags.LAVA);
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}
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@Override
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public boolean isSensitiveToWater() {
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return true;
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}
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@Override
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public boolean isOnFire() {
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return false;
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}
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@Override
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protected PathNavigation createNavigation(Level level) {
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return new Strider.StriderPathNavigation(this, level);
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}
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@Override
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public float getWalkTargetValue(BlockPos pos, LevelReader level) {
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if (level.getBlockState(pos).getFluidState().is(FluidTags.LAVA)) {
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return 10.0F;
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} else {
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return this.isInLava() ? Float.NEGATIVE_INFINITY : 0.0F;
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}
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}
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@Nullable
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public Strider getBreedOffspring(ServerLevel level, AgeableMob otherParent) {
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return EntityType.STRIDER.create(level, EntitySpawnReason.BREEDING);
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}
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@Override
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public boolean isFood(ItemStack stack) {
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return stack.is(ItemTags.STRIDER_FOOD);
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}
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@Override
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public InteractionResult mobInteract(Player player, InteractionHand hand) {
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boolean bl = this.isFood(player.getItemInHand(hand));
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if (!bl && this.isSaddled() && !this.isVehicle() && !player.isSecondaryUseActive()) {
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if (!this.level().isClientSide) {
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player.startRiding(this);
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}
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return InteractionResult.SUCCESS;
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} else {
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InteractionResult interactionResult = super.mobInteract(player, hand);
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if (!interactionResult.consumesAction()) {
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ItemStack itemStack = player.getItemInHand(hand);
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return (InteractionResult)(this.isEquippableInSlot(itemStack, EquipmentSlot.SADDLE)
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? itemStack.interactLivingEntity(player, this, hand)
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: InteractionResult.PASS);
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} else {
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if (bl && !this.isSilent()) {
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this.level()
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.playSound(
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null,
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this.getX(),
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this.getY(),
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this.getZ(),
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SoundEvents.STRIDER_EAT,
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this.getSoundSource(),
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1.0F,
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1.0F + (this.random.nextFloat() - this.random.nextFloat()) * 0.2F
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);
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}
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return interactionResult;
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}
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}
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}
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@Override
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public Vec3 getLeashOffset() {
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return new Vec3(0.0, 0.6F * this.getEyeHeight(), this.getBbWidth() * 0.4F);
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}
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@Nullable
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@Override
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public SpawnGroupData finalizeSpawn(
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ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData
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) {
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if (this.isBaby()) {
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return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData);
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} else {
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RandomSource randomSource = level.getRandom();
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if (randomSource.nextInt(30) == 0) {
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Mob mob = EntityType.ZOMBIFIED_PIGLIN.create(level.getLevel(), EntitySpawnReason.JOCKEY);
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if (mob != null) {
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spawnGroupData = this.spawnJockey(level, difficulty, mob, new Zombie.ZombieGroupData(Zombie.getSpawnAsBabyOdds(randomSource), false));
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mob.setItemSlot(EquipmentSlot.MAINHAND, new ItemStack(Items.WARPED_FUNGUS_ON_A_STICK));
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this.setItemSlot(EquipmentSlot.SADDLE, new ItemStack(Items.SADDLE));
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this.setGuaranteedDrop(EquipmentSlot.SADDLE);
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}
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} else if (randomSource.nextInt(10) == 0) {
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|
AgeableMob ageableMob = EntityType.STRIDER.create(level.getLevel(), EntitySpawnReason.JOCKEY);
|
|
if (ageableMob != null) {
|
|
ageableMob.setAge(-24000);
|
|
spawnGroupData = this.spawnJockey(level, difficulty, ageableMob, null);
|
|
}
|
|
} else {
|
|
spawnGroupData = new AgeableMob.AgeableMobGroupData(0.5F);
|
|
}
|
|
|
|
return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData);
|
|
}
|
|
}
|
|
|
|
private SpawnGroupData spawnJockey(ServerLevelAccessor serverLevel, DifficultyInstance difficulty, Mob jockey, @Nullable SpawnGroupData spawnData) {
|
|
jockey.snapTo(this.getX(), this.getY(), this.getZ(), this.getYRot(), 0.0F);
|
|
jockey.finalizeSpawn(serverLevel, difficulty, EntitySpawnReason.JOCKEY, spawnData);
|
|
jockey.startRiding(this, true);
|
|
return new AgeableMob.AgeableMobGroupData(0.0F);
|
|
}
|
|
|
|
static class StriderGoToLavaGoal extends MoveToBlockGoal {
|
|
private final Strider strider;
|
|
|
|
StriderGoToLavaGoal(Strider strider, double speedModifier) {
|
|
super(strider, speedModifier, 8, 2);
|
|
this.strider = strider;
|
|
}
|
|
|
|
@Override
|
|
public BlockPos getMoveToTarget() {
|
|
return this.blockPos;
|
|
}
|
|
|
|
@Override
|
|
public boolean canContinueToUse() {
|
|
return !this.strider.isInLava() && this.isValidTarget(this.strider.level(), this.blockPos);
|
|
}
|
|
|
|
@Override
|
|
public boolean canUse() {
|
|
return !this.strider.isInLava() && super.canUse();
|
|
}
|
|
|
|
@Override
|
|
public boolean shouldRecalculatePath() {
|
|
return this.tryTicks % 20 == 0;
|
|
}
|
|
|
|
@Override
|
|
protected boolean isValidTarget(LevelReader level, BlockPos pos) {
|
|
return level.getBlockState(pos).is(Blocks.LAVA) && level.getBlockState(pos.above()).isPathfindable(PathComputationType.LAND);
|
|
}
|
|
}
|
|
|
|
static class StriderPathNavigation extends GroundPathNavigation {
|
|
StriderPathNavigation(Strider strider, Level level) {
|
|
super(strider, level);
|
|
}
|
|
|
|
@Override
|
|
protected PathFinder createPathFinder(int maxVisitedNodes) {
|
|
this.nodeEvaluator = new WalkNodeEvaluator();
|
|
return new PathFinder(this.nodeEvaluator, maxVisitedNodes);
|
|
}
|
|
|
|
@Override
|
|
protected boolean hasValidPathType(PathType pathType) {
|
|
return pathType != PathType.LAVA && pathType != PathType.DAMAGE_FIRE && pathType != PathType.DANGER_FIRE ? super.hasValidPathType(pathType) : true;
|
|
}
|
|
|
|
@Override
|
|
public boolean isStableDestination(BlockPos pos) {
|
|
return this.level.getBlockState(pos).is(Blocks.LAVA) || super.isStableDestination(pos);
|
|
}
|
|
}
|
|
}
|