minecraft-src/net/minecraft/world/level/block/FrostedIceBlock.java
2025-07-04 03:15:13 +03:00

107 lines
3.8 KiB
Java

package net.minecraft.world.level.block;
import com.mojang.serialization.MapCodec;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.util.Mth;
import net.minecraft.util.RandomSource;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.block.state.BlockBehaviour;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.state.StateDefinition.Builder;
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
import net.minecraft.world.level.block.state.properties.IntegerProperty;
import net.minecraft.world.level.redstone.Orientation;
import org.jetbrains.annotations.Nullable;
public class FrostedIceBlock extends IceBlock {
public static final MapCodec<FrostedIceBlock> CODEC = simpleCodec(FrostedIceBlock::new);
public static final int MAX_AGE = 3;
public static final IntegerProperty AGE = BlockStateProperties.AGE_3;
private static final int NEIGHBORS_TO_AGE = 4;
private static final int NEIGHBORS_TO_MELT = 2;
@Override
public MapCodec<FrostedIceBlock> codec() {
return CODEC;
}
public FrostedIceBlock(BlockBehaviour.Properties properties) {
super(properties);
this.registerDefaultState(this.stateDefinition.any().setValue(AGE, 0));
}
@Override
public void onPlace(BlockState state, Level level, BlockPos pos, BlockState oldState, boolean movedByPiston) {
level.scheduleTick(pos, this, Mth.nextInt(level.getRandom(), 60, 120));
}
@Override
protected void tick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
if ((random.nextInt(3) == 0 || this.fewerNeigboursThan(level, pos, 4))
&& level.getMaxLocalRawBrightness(pos) > 11 - (Integer)state.getValue(AGE) - state.getLightBlock()
&& this.slightlyMelt(state, level, pos)) {
BlockPos.MutableBlockPos mutableBlockPos = new BlockPos.MutableBlockPos();
for (Direction direction : Direction.values()) {
mutableBlockPos.setWithOffset(pos, direction);
BlockState blockState = level.getBlockState(mutableBlockPos);
if (blockState.is(this) && !this.slightlyMelt(blockState, level, mutableBlockPos)) {
level.scheduleTick(mutableBlockPos, this, Mth.nextInt(random, 20, 40));
}
}
} else {
level.scheduleTick(pos, this, Mth.nextInt(random, 20, 40));
}
}
private boolean slightlyMelt(BlockState state, Level level, BlockPos pos) {
int i = (Integer)state.getValue(AGE);
if (i < 3) {
level.setBlock(pos, state.setValue(AGE, i + 1), 2);
return false;
} else {
this.melt(state, level, pos);
return true;
}
}
@Override
protected void neighborChanged(BlockState state, Level level, BlockPos pos, Block neighborBlock, @Nullable Orientation orientation, boolean movedByPiston) {
if (neighborBlock.defaultBlockState().is(this) && this.fewerNeigboursThan(level, pos, 2)) {
this.melt(state, level, pos);
}
super.neighborChanged(state, level, pos, neighborBlock, orientation, movedByPiston);
}
private boolean fewerNeigboursThan(BlockGetter level, BlockPos pos, int neighborsRequired) {
int i = 0;
BlockPos.MutableBlockPos mutableBlockPos = new BlockPos.MutableBlockPos();
for (Direction direction : Direction.values()) {
mutableBlockPos.setWithOffset(pos, direction);
if (level.getBlockState(mutableBlockPos).is(this)) {
if (++i >= neighborsRequired) {
return false;
}
}
}
return true;
}
@Override
protected void createBlockStateDefinition(Builder<Block, BlockState> builder) {
builder.add(AGE);
}
@Override
protected ItemStack getCloneItemStack(LevelReader level, BlockPos pos, BlockState state, boolean includeData) {
return ItemStack.EMPTY;
}
}