119 lines
5.6 KiB
Java
119 lines
5.6 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.serialization.MapCodec;
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import javax.annotation.Nullable;
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import net.minecraft.advancements.CriteriaTriggers;
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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.server.level.ServerPlayer;
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import net.minecraft.tags.BlockTags;
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import net.minecraft.world.Difficulty;
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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.LivingEntity;
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import net.minecraft.world.entity.boss.wither.WitherBoss;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.Items;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.entity.SkullBlockEntity;
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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.pattern.BlockInWorld;
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import net.minecraft.world.level.block.state.pattern.BlockPattern;
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import net.minecraft.world.level.block.state.pattern.BlockPatternBuilder;
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import net.minecraft.world.level.block.state.predicate.BlockStatePredicate;
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public class WitherSkullBlock extends SkullBlock {
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public static final MapCodec<WitherSkullBlock> CODEC = simpleCodec(WitherSkullBlock::new);
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@Nullable
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private static BlockPattern witherPatternFull;
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@Nullable
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private static BlockPattern witherPatternBase;
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@Override
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public MapCodec<WitherSkullBlock> codec() {
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return CODEC;
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}
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protected WitherSkullBlock(BlockBehaviour.Properties p_58254_) {
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super(SkullBlock.Types.WITHER_SKELETON, p_58254_);
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}
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@Override
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public void setPlacedBy(Level p_58260_, BlockPos p_58261_, BlockState p_58262_, @Nullable LivingEntity p_58263_, ItemStack p_58264_) {
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checkSpawn(p_58260_, p_58261_);
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}
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public static void checkSpawn(Level p_335323_, BlockPos p_328733_) {
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if (p_335323_.getBlockEntity(p_328733_) instanceof SkullBlockEntity skullblockentity) {
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checkSpawn(p_335323_, p_328733_, skullblockentity);
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}
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}
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public static void checkSpawn(Level p_58256_, BlockPos p_58257_, SkullBlockEntity p_58258_) {
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if (!p_58256_.isClientSide) {
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BlockState blockstate = p_58258_.getBlockState();
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boolean flag = blockstate.is(Blocks.WITHER_SKELETON_SKULL) || blockstate.is(Blocks.WITHER_SKELETON_WALL_SKULL);
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if (flag && p_58257_.getY() >= p_58256_.getMinY() && p_58256_.getDifficulty() != Difficulty.PEACEFUL) {
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BlockPattern.BlockPatternMatch blockpattern$blockpatternmatch = getOrCreateWitherFull().find(p_58256_, p_58257_);
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if (blockpattern$blockpatternmatch != null) {
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WitherBoss witherboss = EntityType.WITHER.create(p_58256_, EntitySpawnReason.TRIGGERED);
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if (witherboss != null) {
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CarvedPumpkinBlock.clearPatternBlocks(p_58256_, blockpattern$blockpatternmatch);
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BlockPos blockpos = blockpattern$blockpatternmatch.getBlock(1, 2, 0).getPos();
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witherboss.snapTo(
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blockpos.getX() + 0.5,
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blockpos.getY() + 0.55,
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blockpos.getZ() + 0.5,
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blockpattern$blockpatternmatch.getForwards().getAxis() == Direction.Axis.X ? 0.0F : 90.0F,
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0.0F
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);
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witherboss.yBodyRot = blockpattern$blockpatternmatch.getForwards().getAxis() == Direction.Axis.X ? 0.0F : 90.0F;
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witherboss.makeInvulnerable();
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for (ServerPlayer serverplayer : p_58256_.getEntitiesOfClass(ServerPlayer.class, witherboss.getBoundingBox().inflate(50.0))) {
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CriteriaTriggers.SUMMONED_ENTITY.trigger(serverplayer, witherboss);
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}
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p_58256_.addFreshEntity(witherboss);
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CarvedPumpkinBlock.updatePatternBlocks(p_58256_, blockpattern$blockpatternmatch);
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}
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}
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}
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}
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}
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public static boolean canSpawnMob(Level p_58268_, BlockPos p_58269_, ItemStack p_58270_) {
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return p_58270_.is(Items.WITHER_SKELETON_SKULL)
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&& p_58269_.getY() >= p_58268_.getMinY() + 2
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&& p_58268_.getDifficulty() != Difficulty.PEACEFUL
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&& !p_58268_.isClientSide
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? getOrCreateWitherBase().find(p_58268_, p_58269_) != null
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: false;
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}
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private static BlockPattern getOrCreateWitherFull() {
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if (witherPatternFull == null) {
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witherPatternFull = BlockPatternBuilder.start()
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.aisle("^^^", "###", "~#~")
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.where('#', p_58272_ -> p_58272_.getState().is(BlockTags.WITHER_SUMMON_BASE_BLOCKS))
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.where('^', BlockInWorld.hasState(BlockStatePredicate.forBlock(Blocks.WITHER_SKELETON_SKULL).or(BlockStatePredicate.forBlock(Blocks.WITHER_SKELETON_WALL_SKULL))))
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.where('~', p_360475_ -> p_360475_.getState().isAir())
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.build();
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}
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return witherPatternFull;
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}
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private static BlockPattern getOrCreateWitherBase() {
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if (witherPatternBase == null) {
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witherPatternBase = BlockPatternBuilder.start()
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.aisle(" ", "###", "~#~")
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.where('#', p_58266_ -> p_58266_.getState().is(BlockTags.WITHER_SUMMON_BASE_BLOCKS))
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.where('~', p_360474_ -> p_360474_.getState().isAir())
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.build();
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}
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return witherPatternBase;
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}
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} |