minecraft-src/net/minecraft/world/level/levelgen/structure/templatesystem/RandomBlockStateMatchTest.java
2025-07-04 01:41:11 +03:00

34 lines
1.2 KiB
Java

package net.minecraft.world.level.levelgen.structure.templatesystem;
import com.mojang.serialization.Codec;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import net.minecraft.util.RandomSource;
import net.minecraft.world.level.block.state.BlockState;
public class RandomBlockStateMatchTest extends RuleTest {
public static final MapCodec<RandomBlockStateMatchTest> CODEC = RecordCodecBuilder.mapCodec(
instance -> instance.group(
BlockState.CODEC.fieldOf("block_state").forGetter(randomBlockStateMatchTest -> randomBlockStateMatchTest.blockState),
Codec.FLOAT.fieldOf("probability").forGetter(randomBlockStateMatchTest -> randomBlockStateMatchTest.probability)
)
.apply(instance, RandomBlockStateMatchTest::new)
);
private final BlockState blockState;
private final float probability;
public RandomBlockStateMatchTest(BlockState blockState, float probability) {
this.blockState = blockState;
this.probability = probability;
}
@Override
public boolean test(BlockState state, RandomSource random) {
return state == this.blockState && random.nextFloat() < this.probability;
}
@Override
protected RuleTestType<?> getType() {
return RuleTestType.RANDOM_BLOCKSTATE_TEST;
}
}