273 lines
11 KiB
Java
273 lines
11 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.logging.LogUtils;
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import com.mojang.serialization.MapCodec;
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import java.util.Map;
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import java.util.Optional;
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import net.minecraft.BlockUtil;
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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.resources.ResourceKey;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.sounds.SoundEvents;
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import net.minecraft.sounds.SoundSource;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntityDimensions;
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import net.minecraft.world.entity.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.InsideBlockEffectApplier;
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import net.minecraft.world.entity.Relative;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.GameRules;
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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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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.EnumProperty;
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import net.minecraft.world.level.border.WorldBorder;
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import net.minecraft.world.level.dimension.DimensionType;
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import net.minecraft.world.level.portal.PortalShape;
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import net.minecraft.world.level.portal.TeleportTransition;
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import net.minecraft.world.phys.Vec3;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import net.minecraft.world.phys.shapes.Shapes;
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import net.minecraft.world.phys.shapes.VoxelShape;
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import org.jetbrains.annotations.Nullable;
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import org.slf4j.Logger;
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public class NetherPortalBlock extends Block implements Portal {
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private static final Logger LOGGER = LogUtils.getLogger();
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public static final MapCodec<NetherPortalBlock> CODEC = simpleCodec(NetherPortalBlock::new);
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public static final EnumProperty<Direction.Axis> AXIS = BlockStateProperties.HORIZONTAL_AXIS;
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private static final Map<Direction.Axis, VoxelShape> SHAPES = Shapes.rotateHorizontalAxis(Block.column(4.0, 16.0, 0.0, 16.0));
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@Override
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public MapCodec<NetherPortalBlock> codec() {
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return CODEC;
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}
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public NetherPortalBlock(BlockBehaviour.Properties properties) {
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super(properties);
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this.registerDefaultState(this.stateDefinition.any().setValue(AXIS, Direction.Axis.X));
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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 (VoxelShape)SHAPES.get(state.getValue(AXIS));
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}
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@Override
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protected void randomTick(BlockState state, ServerLevel level, BlockPos pos, RandomSource random) {
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if (level.dimensionType().natural()
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&& level.getGameRules().getBoolean(GameRules.RULE_DOMOBSPAWNING)
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&& random.nextInt(2000) < level.getDifficulty().getId()
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&& level.anyPlayerCloseEnoughForSpawning(pos)) {
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while (level.getBlockState(pos).is(this)) {
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pos = pos.below();
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}
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if (level.getBlockState(pos).isValidSpawn(level, pos, EntityType.ZOMBIFIED_PIGLIN)) {
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Entity entity = EntityType.ZOMBIFIED_PIGLIN.spawn(level, pos.above(), EntitySpawnReason.STRUCTURE);
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if (entity != null) {
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entity.setPortalCooldown();
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Entity entity2 = entity.getVehicle();
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if (entity2 != null) {
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entity2.setPortalCooldown();
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}
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}
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}
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}
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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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Direction.Axis axis = direction.getAxis();
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Direction.Axis axis2 = state.getValue(AXIS);
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boolean bl = axis2 != axis && axis.isHorizontal();
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return !bl && !neighborState.is(this) && !PortalShape.findAnyShape(level, pos, axis2).isComplete()
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? Blocks.AIR.defaultBlockState()
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: 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 entityInside(BlockState state, Level level, BlockPos pos, Entity entity, InsideBlockEffectApplier effectApplier) {
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if (entity.canUsePortal(false)) {
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entity.setAsInsidePortal(this, pos);
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}
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}
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@Override
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public int getPortalTransitionTime(ServerLevel level, Entity entity) {
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return entity instanceof Player player
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? Math.max(
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0,
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level.getGameRules()
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.getInt(player.getAbilities().invulnerable ? GameRules.RULE_PLAYERS_NETHER_PORTAL_CREATIVE_DELAY : GameRules.RULE_PLAYERS_NETHER_PORTAL_DEFAULT_DELAY)
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)
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: 0;
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}
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@Nullable
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@Override
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public TeleportTransition getPortalDestination(ServerLevel level, Entity entity, BlockPos pos) {
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ResourceKey<Level> resourceKey = level.dimension() == Level.NETHER ? Level.OVERWORLD : Level.NETHER;
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ServerLevel serverLevel = level.getServer().getLevel(resourceKey);
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if (serverLevel == null) {
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return null;
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} else {
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boolean bl = serverLevel.dimension() == Level.NETHER;
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WorldBorder worldBorder = serverLevel.getWorldBorder();
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double d = DimensionType.getTeleportationScale(level.dimensionType(), serverLevel.dimensionType());
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BlockPos blockPos = worldBorder.clampToBounds(entity.getX() * d, entity.getY(), entity.getZ() * d);
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return this.getExitPortal(serverLevel, entity, pos, blockPos, bl, worldBorder);
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}
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}
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@Nullable
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private TeleportTransition getExitPortal(ServerLevel level, Entity entity, BlockPos pos, BlockPos exitPos, boolean isNether, WorldBorder worldBorder) {
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Optional<BlockPos> optional = level.getPortalForcer().findClosestPortalPosition(exitPos, isNether, worldBorder);
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BlockUtil.FoundRectangle foundRectangle;
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TeleportTransition.PostTeleportTransition postTeleportTransition;
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if (optional.isPresent()) {
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BlockPos blockPos = (BlockPos)optional.get();
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BlockState blockState = level.getBlockState(blockPos);
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foundRectangle = BlockUtil.getLargestRectangleAround(
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blockPos, blockState.getValue(BlockStateProperties.HORIZONTAL_AXIS), 21, Direction.Axis.Y, 21, blockPosx -> level.getBlockState(blockPosx) == blockState
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);
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postTeleportTransition = TeleportTransition.PLAY_PORTAL_SOUND.then(entityx -> entityx.placePortalTicket(blockPos));
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} else {
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Direction.Axis axis = (Direction.Axis)entity.level().getBlockState(pos).getOptionalValue(AXIS).orElse(Direction.Axis.X);
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Optional<BlockUtil.FoundRectangle> optional2 = level.getPortalForcer().createPortal(exitPos, axis);
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if (optional2.isEmpty()) {
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LOGGER.error("Unable to create a portal, likely target out of worldborder");
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return null;
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}
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foundRectangle = (BlockUtil.FoundRectangle)optional2.get();
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postTeleportTransition = TeleportTransition.PLAY_PORTAL_SOUND.then(TeleportTransition.PLACE_PORTAL_TICKET);
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}
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return getDimensionTransitionFromExit(entity, pos, foundRectangle, level, postTeleportTransition);
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}
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private static TeleportTransition getDimensionTransitionFromExit(
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Entity entity, BlockPos pos, BlockUtil.FoundRectangle rectangle, ServerLevel level, TeleportTransition.PostTeleportTransition postTeleportTransition
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) {
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BlockState blockState = entity.level().getBlockState(pos);
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Direction.Axis axis;
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Vec3 vec3;
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if (blockState.hasProperty(BlockStateProperties.HORIZONTAL_AXIS)) {
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axis = blockState.getValue(BlockStateProperties.HORIZONTAL_AXIS);
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BlockUtil.FoundRectangle foundRectangle = BlockUtil.getLargestRectangleAround(
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pos, axis, 21, Direction.Axis.Y, 21, blockPos -> entity.level().getBlockState(blockPos) == blockState
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);
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vec3 = entity.getRelativePortalPosition(axis, foundRectangle);
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} else {
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axis = Direction.Axis.X;
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vec3 = new Vec3(0.5, 0.0, 0.0);
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}
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return createDimensionTransition(level, rectangle, axis, vec3, entity, postTeleportTransition);
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}
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private static TeleportTransition createDimensionTransition(
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ServerLevel level,
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BlockUtil.FoundRectangle rectangle,
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Direction.Axis axis,
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Vec3 offset,
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Entity entity,
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TeleportTransition.PostTeleportTransition postTeleportTransition
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) {
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BlockPos blockPos = rectangle.minCorner;
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BlockState blockState = level.getBlockState(blockPos);
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Direction.Axis axis2 = (Direction.Axis)blockState.getOptionalValue(BlockStateProperties.HORIZONTAL_AXIS).orElse(Direction.Axis.X);
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double d = rectangle.axis1Size;
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double e = rectangle.axis2Size;
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EntityDimensions entityDimensions = entity.getDimensions(entity.getPose());
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int i = axis == axis2 ? 0 : 90;
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double f = entityDimensions.width() / 2.0 + (d - entityDimensions.width()) * offset.x();
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double g = (e - entityDimensions.height()) * offset.y();
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double h = 0.5 + offset.z();
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boolean bl = axis2 == Direction.Axis.X;
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Vec3 vec3 = new Vec3(blockPos.getX() + (bl ? f : h), blockPos.getY() + g, blockPos.getZ() + (bl ? h : f));
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Vec3 vec32 = PortalShape.findCollisionFreePosition(vec3, level, entity, entityDimensions);
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return new TeleportTransition(level, vec32, Vec3.ZERO, i, 0.0F, Relative.union(Relative.DELTA, Relative.ROTATION), postTeleportTransition);
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}
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@Override
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public Portal.Transition getLocalTransition() {
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return Portal.Transition.CONFUSION;
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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(100) == 0) {
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level.playLocalSound(
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pos.getX() + 0.5, pos.getY() + 0.5, pos.getZ() + 0.5, SoundEvents.PORTAL_AMBIENT, SoundSource.BLOCKS, 0.5F, random.nextFloat() * 0.4F + 0.8F, false
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);
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}
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for (int i = 0; i < 4; i++) {
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double d = pos.getX() + random.nextDouble();
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double e = pos.getY() + random.nextDouble();
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double f = pos.getZ() + random.nextDouble();
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double g = (random.nextFloat() - 0.5) * 0.5;
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double h = (random.nextFloat() - 0.5) * 0.5;
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double j = (random.nextFloat() - 0.5) * 0.5;
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int k = random.nextInt(2) * 2 - 1;
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if (!level.getBlockState(pos.west()).is(this) && !level.getBlockState(pos.east()).is(this)) {
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d = pos.getX() + 0.5 + 0.25 * k;
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g = random.nextFloat() * 2.0F * k;
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} else {
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f = pos.getZ() + 0.5 + 0.25 * k;
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j = random.nextFloat() * 2.0F * k;
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}
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level.addParticle(ParticleTypes.PORTAL, d, e, f, g, h, j);
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}
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}
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@Override
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protected ItemStack getCloneItemStack(LevelReader level, BlockPos pos, BlockState state, boolean includeData) {
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return ItemStack.EMPTY;
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}
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@Override
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protected BlockState rotate(BlockState state, Rotation rotation) {
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switch (rotation) {
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case COUNTERCLOCKWISE_90:
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case CLOCKWISE_90:
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switch ((Direction.Axis)state.getValue(AXIS)) {
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case X:
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return state.setValue(AXIS, Direction.Axis.Z);
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case Z:
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return state.setValue(AXIS, Direction.Axis.X);
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default:
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return state;
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}
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default:
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return state;
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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(AXIS);
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}
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}
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