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

84 lines
2.9 KiB
Java

package net.minecraft.world.entity.projectile;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.nbt.NbtOps;
import net.minecraft.nbt.Tag;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.EntityDataSerializers;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.network.syncher.SynchedEntityData.Builder;
import net.minecraft.resources.RegistryOps;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.SlotAccess;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.Items;
import net.minecraft.world.level.Level;
import net.minecraft.world.phys.Vec3;
public abstract class Fireball extends AbstractHurtingProjectile implements ItemSupplier {
private static final float MIN_CAMERA_DISTANCE_SQUARED = 12.25F;
private static final EntityDataAccessor<ItemStack> DATA_ITEM_STACK = SynchedEntityData.defineId(Fireball.class, EntityDataSerializers.ITEM_STACK);
public Fireball(EntityType<? extends Fireball> entityType, Level level) {
super(entityType, level);
}
public Fireball(EntityType<? extends Fireball> entityType, double d, double e, double f, Vec3 vec3, Level level) {
super(entityType, d, e, f, vec3, level);
}
public Fireball(EntityType<? extends Fireball> entityType, LivingEntity livingEntity, Vec3 vec3, Level level) {
super(entityType, livingEntity, vec3, level);
}
public void setItem(ItemStack stack) {
if (stack.isEmpty()) {
this.getEntityData().set(DATA_ITEM_STACK, this.getDefaultItem());
} else {
this.getEntityData().set(DATA_ITEM_STACK, stack.copyWithCount(1));
}
}
@Override
protected void playEntityOnFireExtinguishedSound() {
}
@Override
public ItemStack getItem() {
return this.getEntityData().get(DATA_ITEM_STACK);
}
@Override
protected void defineSynchedData(Builder builder) {
builder.define(DATA_ITEM_STACK, this.getDefaultItem());
}
@Override
public void addAdditionalSaveData(CompoundTag tag) {
super.addAdditionalSaveData(tag);
RegistryOps<Tag> registryOps = this.registryAccess().createSerializationContext(NbtOps.INSTANCE);
tag.store("Item", ItemStack.CODEC, registryOps, this.getItem());
}
@Override
public void readAdditionalSaveData(CompoundTag tag) {
super.readAdditionalSaveData(tag);
RegistryOps<Tag> registryOps = this.registryAccess().createSerializationContext(NbtOps.INSTANCE);
this.setItem((ItemStack)tag.read("Item", ItemStack.CODEC, registryOps).orElse(this.getDefaultItem()));
}
private ItemStack getDefaultItem() {
return new ItemStack(Items.FIRE_CHARGE);
}
@Override
public SlotAccess getSlot(int slot) {
return slot == 0 ? SlotAccess.of(this::getItem, this::setItem) : super.getSlot(slot);
}
@Override
public boolean shouldRenderAtSqrDistance(double distance) {
return this.tickCount < 2 && distance < 12.25 ? false : super.shouldRenderAtSqrDistance(distance);
}
}