minecraft-src/net/minecraft/world/level/block/FrogspawnBlock.java
2025-07-04 01:41:11 +03:00

133 lines
4.7 KiB
Java

package net.minecraft.world.level.block;
import com.google.common.annotations.VisibleForTesting;
import com.mojang.serialization.MapCodec;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.util.Mth;
import net.minecraft.util.RandomSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.animal.frog.Tadpole;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
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.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.VoxelShape;
public class FrogspawnBlock extends Block {
public static final MapCodec<FrogspawnBlock> CODEC = simpleCodec(FrogspawnBlock::new);
private static final int MIN_TADPOLES_SPAWN = 2;
private static final int MAX_TADPOLES_SPAWN = 5;
private static final int DEFAULT_MIN_HATCH_TICK_DELAY = 3600;
private static final int DEFAULT_MAX_HATCH_TICK_DELAY = 12000;
protected static final VoxelShape SHAPE = Block.box(0.0, 0.0, 0.0, 16.0, 1.5, 16.0);
private static int minHatchTickDelay = 3600;
private static int maxHatchTickDelay = 12000;
@Override
public MapCodec<FrogspawnBlock> codec() {
return CODEC;
}
public FrogspawnBlock(BlockBehaviour.Properties properties) {
super(properties);
}
@Override
protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
return SHAPE;
}
@Override
protected boolean canSurvive(BlockState state, LevelReader level, BlockPos pos) {
return mayPlaceOn(level, pos.below());
}
@Override
protected void onPlace(BlockState state, Level level, BlockPos pos, BlockState oldState, boolean movedByPiston) {
level.scheduleTick(pos, this, getFrogspawnHatchDelay(level.getRandom()));
}
private static int getFrogspawnHatchDelay(RandomSource random) {
return random.nextInt(minHatchTickDelay, maxHatchTickDelay);
}
@Override
protected BlockState updateShape(BlockState state, Direction direction, BlockState neighborState, LevelAccessor level, BlockPos pos, BlockPos neighborPos) {
return !this.canSurvive(state, level, pos) ? Blocks.AIR.defaultBlockState() : super.updateShape(state, direction, neighborState, level, pos, neighborPos);
}
@Override
protected void tick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
if (!this.canSurvive(state, level, pos)) {
this.destroyBlock(level, pos);
} else {
this.hatchFrogspawn(level, pos, random);
}
}
@Override
protected void entityInside(BlockState state, Level level, BlockPos pos, Entity entity) {
if (entity.getType().equals(EntityType.FALLING_BLOCK)) {
this.destroyBlock(level, pos);
}
}
private static boolean mayPlaceOn(BlockGetter level, BlockPos pos) {
FluidState fluidState = level.getFluidState(pos);
FluidState fluidState2 = level.getFluidState(pos.above());
return fluidState.getType() == Fluids.WATER && fluidState2.getType() == Fluids.EMPTY;
}
private void hatchFrogspawn(ServerLevel level, BlockPos pos, RandomSource random) {
this.destroyBlock(level, pos);
level.playSound(null, pos, SoundEvents.FROGSPAWN_HATCH, SoundSource.BLOCKS, 1.0F, 1.0F);
this.spawnTadpoles(level, pos, random);
}
private void destroyBlock(Level level, BlockPos pos) {
level.destroyBlock(pos, false);
}
private void spawnTadpoles(ServerLevel level, BlockPos pos, RandomSource random) {
int i = random.nextInt(2, 6);
for (int j = 1; j <= i; j++) {
Tadpole tadpole = EntityType.TADPOLE.create(level);
if (tadpole != null) {
double d = pos.getX() + this.getRandomTadpolePositionOffset(random);
double e = pos.getZ() + this.getRandomTadpolePositionOffset(random);
int k = random.nextInt(1, 361);
tadpole.moveTo(d, pos.getY() - 0.5, e, k, 0.0F);
tadpole.setPersistenceRequired();
level.addFreshEntity(tadpole);
}
}
}
private double getRandomTadpolePositionOffset(RandomSource random) {
double d = 0.2F;
return Mth.clamp(random.nextDouble(), 0.2F, 0.7999999970197678);
}
@VisibleForTesting
public static void setHatchDelay(int minHatchDelay, int maxHatchDelay) {
minHatchTickDelay = minHatchDelay;
maxHatchTickDelay = maxHatchDelay;
}
@VisibleForTesting
public static void setDefaultHatchDelay() {
minHatchTickDelay = 3600;
maxHatchTickDelay = 12000;
}
}