package com.minelittlepony.unicopia.block; import net.minecraft.block.state.IBlockState; import net.minecraft.world.World; import net.minecraft.world.gen.feature.WorldGenAbstractTree; @FunctionalInterface public interface ITreeGen { WorldGenAbstractTree getTreeGen(World world, IBlockState state, boolean massive); default boolean canGrowMassive() { return false; } }