package net.minecraft.world.level.block; import com.mojang.serialization.MapCodec; import com.mojang.serialization.codecs.RecordCodecBuilder; import net.minecraft.core.BlockPos; import net.minecraft.server.level.ServerLevel; import net.minecraft.util.RandomSource; import net.minecraft.world.level.BlockGetter; import net.minecraft.world.level.Level; import net.minecraft.world.level.LevelReader; import net.minecraft.world.level.block.grower.TreeGrower; import net.minecraft.world.level.block.state.BlockBehaviour; import net.minecraft.world.level.block.state.BlockState; import net.minecraft.world.level.block.state.StateDefinition; import net.minecraft.world.level.block.state.properties.BlockStateProperties; import net.minecraft.world.level.block.state.properties.IntegerProperty; import net.minecraft.world.phys.shapes.CollisionContext; import net.minecraft.world.phys.shapes.VoxelShape; public class SaplingBlock extends BushBlock implements BonemealableBlock { public static final MapCodec CODEC = RecordCodecBuilder.mapCodec( instance -> instance.group(TreeGrower.CODEC.fieldOf("tree").forGetter(saplingBlock -> saplingBlock.treeGrower), propertiesCodec()) .apply(instance, SaplingBlock::new) ); public static final IntegerProperty STAGE = BlockStateProperties.STAGE; protected static final float AABB_OFFSET = 6.0F; protected static final VoxelShape SHAPE = Block.box(2.0, 0.0, 2.0, 14.0, 12.0, 14.0); protected final TreeGrower treeGrower; @Override public MapCodec codec() { return CODEC; } protected SaplingBlock(TreeGrower treeGrower, BlockBehaviour.Properties properties) { super(properties); this.treeGrower = treeGrower; this.registerDefaultState(this.stateDefinition.any().setValue(STAGE, 0)); } @Override protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) { return SHAPE; } @Override protected void randomTick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) { if (level.getMaxLocalRawBrightness(pos.above()) >= 9 && random.nextInt(7) == 0) { this.advanceTree(level, pos, state, random); } } public void advanceTree(ServerLevel level, BlockPos pos, BlockState state, RandomSource random) { if ((Integer)state.getValue(STAGE) == 0) { level.setBlock(pos, state.cycle(STAGE), 4); } else { this.treeGrower.growTree(level, level.getChunkSource().getGenerator(), pos, state, random); } } @Override public boolean isValidBonemealTarget(LevelReader level, BlockPos pos, BlockState state) { return true; } @Override public boolean isBonemealSuccess(Level level, RandomSource random, BlockPos pos, BlockState state) { return level.random.nextFloat() < 0.45; } @Override public void performBonemeal(ServerLevel level, RandomSource random, BlockPos pos, BlockState state) { this.advanceTree(level, pos, state, random); } @Override protected void createBlockStateDefinition(StateDefinition.Builder builder) { builder.add(STAGE); } }