minecraft-src/net/minecraft/world/item/enchantment/effects/ReplaceDisk.java
2025-07-04 01:41:11 +03:00

60 lines
2.6 KiB
Java

package net.minecraft.world.item.enchantment.effects;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.Optional;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Holder;
import net.minecraft.core.Vec3i;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.util.Mth;
import net.minecraft.util.RandomSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.item.enchantment.EnchantedItemInUse;
import net.minecraft.world.item.enchantment.LevelBasedValue;
import net.minecraft.world.level.gameevent.GameEvent;
import net.minecraft.world.level.levelgen.blockpredicates.BlockPredicate;
import net.minecraft.world.level.levelgen.feature.stateproviders.BlockStateProvider;
import net.minecraft.world.phys.Vec3;
public record ReplaceDisk(
LevelBasedValue radius,
LevelBasedValue height,
Vec3i offset,
Optional<BlockPredicate> predicate,
BlockStateProvider blockState,
Optional<Holder<GameEvent>> triggerGameEvent
) implements EnchantmentEntityEffect {
public static final MapCodec<ReplaceDisk> CODEC = RecordCodecBuilder.mapCodec(
instance -> instance.group(
LevelBasedValue.CODEC.fieldOf("radius").forGetter(ReplaceDisk::radius),
LevelBasedValue.CODEC.fieldOf("height").forGetter(ReplaceDisk::height),
Vec3i.CODEC.optionalFieldOf("offset", Vec3i.ZERO).forGetter(ReplaceDisk::offset),
BlockPredicate.CODEC.optionalFieldOf("predicate").forGetter(ReplaceDisk::predicate),
BlockStateProvider.CODEC.fieldOf("block_state").forGetter(ReplaceDisk::blockState),
GameEvent.CODEC.optionalFieldOf("trigger_game_event").forGetter(ReplaceDisk::triggerGameEvent)
)
.apply(instance, ReplaceDisk::new)
);
@Override
public void apply(ServerLevel level, int enchantmentLevel, EnchantedItemInUse item, Entity entity, Vec3 origin) {
BlockPos blockPos = BlockPos.containing(origin).offset(this.offset);
RandomSource randomSource = entity.getRandom();
int i = (int)this.radius.calculate(enchantmentLevel);
int j = (int)this.height.calculate(enchantmentLevel);
for (BlockPos blockPos2 : BlockPos.betweenClosed(blockPos.offset(-i, 0, -i), blockPos.offset(i, Math.min(j - 1, 0), i))) {
if (blockPos2.distToCenterSqr(origin.x(), blockPos2.getY() + 0.5, origin.z()) < Mth.square(i)
&& (Boolean)this.predicate.map(blockPredicate -> blockPredicate.test(level, blockPos2)).orElse(true)
&& level.setBlockAndUpdate(blockPos2, this.blockState.getState(randomSource, blockPos2))) {
this.triggerGameEvent.ifPresent(holder -> level.gameEvent(entity, holder, blockPos2));
}
}
}
@Override
public MapCodec<ReplaceDisk> codec() {
return CODEC;
}
}