78 lines
2.6 KiB
Java
78 lines
2.6 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.BlockParticleOption;
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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.tags.BlockTags;
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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.world.entity.item.FallingBlockEntity;
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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.LevelReader;
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import net.minecraft.world.level.ScheduledTickAccess;
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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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public abstract class FallingBlock extends Block implements Fallable {
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public FallingBlock(BlockBehaviour.Properties properties) {
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super(properties);
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}
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@Override
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protected abstract MapCodec<? extends FallingBlock> codec();
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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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level.scheduleTick(pos, this, this.getDelayAfterPlace());
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}
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@Override
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protected BlockState updateShape(
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BlockState state,
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LevelReader level,
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ScheduledTickAccess scheduledTickAccess,
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BlockPos pos,
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Direction direction,
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BlockPos neighborPos,
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BlockState neighborState,
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RandomSource random
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) {
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scheduledTickAccess.scheduleTick(pos, this, this.getDelayAfterPlace());
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return super.updateShape(state, level, scheduledTickAccess, pos, direction, neighborPos, neighborState, random);
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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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if (isFree(level.getBlockState(pos.below())) && pos.getY() >= level.getMinY()) {
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FallingBlockEntity fallingBlockEntity = FallingBlockEntity.fall(level, pos, state);
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this.falling(fallingBlockEntity);
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}
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}
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protected void falling(FallingBlockEntity entity) {
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}
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protected int getDelayAfterPlace() {
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return 2;
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}
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public static boolean isFree(BlockState state) {
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return state.isAir() || state.is(BlockTags.FIRE) || state.liquid() || state.canBeReplaced();
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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 (random.nextInt(16) == 0) {
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BlockPos blockPos = pos.below();
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if (isFree(level.getBlockState(blockPos))) {
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ParticleUtils.spawnParticleBelow(level, pos, random, new BlockParticleOption(ParticleTypes.FALLING_DUST, state));
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}
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}
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}
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public abstract int getDustColor(BlockState state, BlockGetter level, BlockPos pos);
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}
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