35 lines
1.4 KiB
Java
35 lines
1.4 KiB
Java
package net.minecraft.advancements.critereon;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import java.util.Optional;
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import net.minecraft.core.BlockPos;
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import net.minecraft.server.level.ServerPlayer;
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public class UsedEnderEyeTrigger extends SimpleCriterionTrigger<UsedEnderEyeTrigger.TriggerInstance> {
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@Override
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public Codec<UsedEnderEyeTrigger.TriggerInstance> codec() {
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return UsedEnderEyeTrigger.TriggerInstance.CODEC;
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}
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public void trigger(ServerPlayer player, BlockPos pos) {
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double d = player.getX() - pos.getX();
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double e = player.getZ() - pos.getZ();
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double f = d * d + e * e;
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this.trigger(player, triggerInstance -> triggerInstance.matches(f));
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}
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public record TriggerInstance(Optional<ContextAwarePredicate> player, MinMaxBounds.Doubles distance) implements SimpleCriterionTrigger.SimpleInstance {
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public static final Codec<UsedEnderEyeTrigger.TriggerInstance> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(
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EntityPredicate.ADVANCEMENT_CODEC.optionalFieldOf("player").forGetter(UsedEnderEyeTrigger.TriggerInstance::player),
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MinMaxBounds.Doubles.CODEC.optionalFieldOf("distance", MinMaxBounds.Doubles.ANY).forGetter(UsedEnderEyeTrigger.TriggerInstance::distance)
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)
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.apply(instance, UsedEnderEyeTrigger.TriggerInstance::new)
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);
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public boolean matches(double distanceSq) {
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return this.distance.matchesSqr(distanceSq);
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}
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}
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}
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