27 lines
1 KiB
Java
27 lines
1 KiB
Java
package net.minecraft.world.level.levelgen.blockpredicates;
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import com.mojang.datafixers.Products.P1;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Instance;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Mu;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Vec3i;
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import net.minecraft.world.level.WorldGenLevel;
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import net.minecraft.world.level.block.state.BlockState;
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public abstract class StateTestingPredicate implements BlockPredicate {
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protected final Vec3i offset;
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protected static <P extends StateTestingPredicate> P1<Mu<P>, Vec3i> stateTestingCodec(Instance<P> instance) {
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return instance.group(Vec3i.offsetCodec(16).optionalFieldOf("offset", Vec3i.ZERO).forGetter(stateTestingPredicate -> stateTestingPredicate.offset));
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}
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protected StateTestingPredicate(Vec3i offset) {
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this.offset = offset;
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}
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public final boolean test(WorldGenLevel level, BlockPos pos) {
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return this.test(level.getBlockState(pos.offset(this.offset)));
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}
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protected abstract boolean test(BlockState state);
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}
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