128 lines
5 KiB
Java
128 lines
5 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.serialization.MapCodec;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.core.particles.ParticleTypes;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.util.ParticleUtils;
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import net.minecraft.util.RandomSource;
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import net.minecraft.util.valueproviders.UniformInt;
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import net.minecraft.world.item.context.BlockPlaceContext;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.LevelAccessor;
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import net.minecraft.world.level.block.state.BlockBehaviour;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.StateDefinition;
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import net.minecraft.world.level.block.state.properties.BlockStateProperties;
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import net.minecraft.world.level.block.state.properties.BooleanProperty;
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import net.minecraft.world.level.levelgen.Heightmap;
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import net.minecraft.world.level.material.FluidState;
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import net.minecraft.world.level.material.Fluids;
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public class LightningRodBlock extends RodBlock implements SimpleWaterloggedBlock {
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public static final MapCodec<LightningRodBlock> CODEC = simpleCodec(LightningRodBlock::new);
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public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
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public static final BooleanProperty POWERED = BlockStateProperties.POWERED;
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private static final int ACTIVATION_TICKS = 8;
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public static final int RANGE = 128;
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private static final int SPARK_CYCLE = 200;
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@Override
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public MapCodec<LightningRodBlock> codec() {
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return CODEC;
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}
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public LightningRodBlock(BlockBehaviour.Properties properties) {
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super(properties);
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this.registerDefaultState(this.stateDefinition.any().setValue(FACING, Direction.UP).setValue(WATERLOGGED, false).setValue(POWERED, false));
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}
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@Override
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public BlockState getStateForPlacement(BlockPlaceContext context) {
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FluidState fluidState = context.getLevel().getFluidState(context.getClickedPos());
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boolean bl = fluidState.getType() == Fluids.WATER;
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return this.defaultBlockState().setValue(FACING, context.getClickedFace()).setValue(WATERLOGGED, bl);
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}
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@Override
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protected BlockState updateShape(BlockState state, Direction direction, BlockState neighborState, LevelAccessor level, BlockPos pos, BlockPos neighborPos) {
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if ((Boolean)state.getValue(WATERLOGGED)) {
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level.scheduleTick(pos, Fluids.WATER, Fluids.WATER.getTickDelay(level));
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}
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return super.updateShape(state, direction, neighborState, level, pos, neighborPos);
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}
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@Override
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protected FluidState getFluidState(BlockState state) {
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return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
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}
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@Override
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protected int getSignal(BlockState state, BlockGetter level, BlockPos pos, Direction direction) {
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return state.getValue(POWERED) ? 15 : 0;
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}
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@Override
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protected int getDirectSignal(BlockState state, BlockGetter level, BlockPos pos, Direction direction) {
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return state.getValue(POWERED) && state.getValue(FACING) == direction ? 15 : 0;
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}
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public void onLightningStrike(BlockState state, Level level, BlockPos pos) {
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level.setBlock(pos, state.setValue(POWERED, true), 3);
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this.updateNeighbours(state, level, pos);
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level.scheduleTick(pos, this, 8);
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level.levelEvent(3002, pos, ((Direction)state.getValue(FACING)).getAxis().ordinal());
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}
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private void updateNeighbours(BlockState state, Level level, BlockPos pos) {
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level.updateNeighborsAt(pos.relative(((Direction)state.getValue(FACING)).getOpposite()), this);
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}
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@Override
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protected void tick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
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level.setBlock(pos, state.setValue(POWERED, false), 3);
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this.updateNeighbours(state, level, pos);
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}
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@Override
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public void animateTick(BlockState state, Level level, BlockPos pos, RandomSource random) {
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if (level.isThundering()
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&& level.random.nextInt(200) <= level.getGameTime() % 200L
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&& pos.getY() == level.getHeight(Heightmap.Types.WORLD_SURFACE, pos.getX(), pos.getZ()) - 1) {
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ParticleUtils.spawnParticlesAlongAxis(((Direction)state.getValue(FACING)).getAxis(), level, pos, 0.125, ParticleTypes.ELECTRIC_SPARK, UniformInt.of(1, 2));
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}
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}
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@Override
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protected void onRemove(BlockState state, Level level, BlockPos pos, BlockState newState, boolean movedByPiston) {
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if (!state.is(newState.getBlock())) {
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if ((Boolean)state.getValue(POWERED)) {
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this.updateNeighbours(state, level, pos);
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}
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super.onRemove(state, level, pos, newState, movedByPiston);
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}
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}
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@Override
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protected void onPlace(BlockState state, Level level, BlockPos pos, BlockState oldState, boolean movedByPiston) {
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if (!state.is(oldState.getBlock())) {
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if ((Boolean)state.getValue(POWERED) && !level.getBlockTicks().hasScheduledTick(pos, this)) {
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level.setBlock(pos, state.setValue(POWERED, false), 18);
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}
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}
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}
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@Override
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protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> builder) {
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builder.add(FACING, POWERED, WATERLOGGED);
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}
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@Override
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protected boolean isSignalSource(BlockState state) {
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return true;
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}
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}
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