121 lines
4.3 KiB
Java
121 lines
4.3 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.util.Mth;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.entity.player.Player;
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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.LightLayer;
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import net.minecraft.world.level.block.entity.BlockEntity;
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import net.minecraft.world.level.block.entity.BlockEntityTicker;
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import net.minecraft.world.level.block.entity.BlockEntityType;
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import net.minecraft.world.level.block.entity.DaylightDetectorBlockEntity;
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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.block.state.properties.IntegerProperty;
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import net.minecraft.world.level.gameevent.GameEvent;
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import net.minecraft.world.phys.BlockHitResult;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import net.minecraft.world.phys.shapes.VoxelShape;
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import org.jetbrains.annotations.Nullable;
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public class DaylightDetectorBlock extends BaseEntityBlock {
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public static final MapCodec<DaylightDetectorBlock> CODEC = simpleCodec(DaylightDetectorBlock::new);
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public static final IntegerProperty POWER = BlockStateProperties.POWER;
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public static final BooleanProperty INVERTED = BlockStateProperties.INVERTED;
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private static final VoxelShape SHAPE = Block.column(16.0, 0.0, 6.0);
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@Override
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public MapCodec<DaylightDetectorBlock> codec() {
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return CODEC;
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}
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public DaylightDetectorBlock(BlockBehaviour.Properties properties) {
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super(properties);
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this.registerDefaultState(this.stateDefinition.any().setValue(POWER, 0).setValue(INVERTED, false));
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}
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@Override
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protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
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return SHAPE;
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}
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@Override
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protected boolean useShapeForLightOcclusion(BlockState state) {
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return true;
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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 (Integer)state.getValue(POWER);
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}
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private static void updateSignalStrength(BlockState state, Level level, BlockPos pos) {
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int i = level.getBrightness(LightLayer.SKY, pos) - level.getSkyDarken();
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float f = level.getSunAngle(1.0F);
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boolean bl = (Boolean)state.getValue(INVERTED);
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if (bl) {
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i = 15 - i;
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} else if (i > 0) {
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float g = f < (float) Math.PI ? 0.0F : (float) (Math.PI * 2);
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f += (g - f) * 0.2F;
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i = Math.round(i * Mth.cos(f));
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}
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i = Mth.clamp(i, 0, 15);
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if ((Integer)state.getValue(POWER) != i) {
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level.setBlock(pos, state.setValue(POWER, i), 3);
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}
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}
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@Override
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protected InteractionResult useWithoutItem(BlockState state, Level level, BlockPos pos, Player player, BlockHitResult hitResult) {
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if (!player.mayBuild()) {
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return super.useWithoutItem(state, level, pos, player, hitResult);
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} else {
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if (!level.isClientSide) {
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BlockState blockState = state.cycle(INVERTED);
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level.setBlock(pos, blockState, 2);
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level.gameEvent(GameEvent.BLOCK_CHANGE, pos, GameEvent.Context.of(player, blockState));
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updateSignalStrength(blockState, level, pos);
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}
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return InteractionResult.SUCCESS;
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}
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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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@Override
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public BlockEntity newBlockEntity(BlockPos pos, BlockState state) {
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return new DaylightDetectorBlockEntity(pos, state);
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}
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@Nullable
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@Override
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public <T extends BlockEntity> BlockEntityTicker<T> getTicker(Level level, BlockState state, BlockEntityType<T> blockEntityType) {
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return !level.isClientSide && level.dimensionType().hasSkyLight()
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? createTickerHelper(blockEntityType, BlockEntityType.DAYLIGHT_DETECTOR, DaylightDetectorBlock::tickEntity)
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: null;
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}
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private static void tickEntity(Level level, BlockPos pos, BlockState state, DaylightDetectorBlockEntity blockEntity) {
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if (level.getGameTime() % 20L == 0L) {
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updateSignalStrength(state, level, pos);
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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(POWER, INVERTED);
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}
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}
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