63 lines
2.7 KiB
Java
63 lines
2.7 KiB
Java
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package net.minecraft.server.level;
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import javax.annotation.Nullable;
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import net.minecraft.SharedConstants;
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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.SectionPos;
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import net.minecraft.world.level.ChunkPos;
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import net.minecraft.world.level.block.Block;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.chunk.LevelChunk;
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import net.minecraft.world.level.levelgen.Heightmap;
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public class PlayerRespawnLogic {
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@Nullable
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protected static BlockPos getOverworldRespawnPos(ServerLevel p_183929_, int p_183930_, int p_183931_) {
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boolean flag = p_183929_.dimensionType().hasCeiling();
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LevelChunk levelchunk = p_183929_.getChunk(SectionPos.blockToSectionCoord(p_183930_), SectionPos.blockToSectionCoord(p_183931_));
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int i = flag ? p_183929_.getChunkSource().getGenerator().getSpawnHeight(p_183929_) : levelchunk.getHeight(Heightmap.Types.MOTION_BLOCKING, p_183930_ & 15, p_183931_ & 15);
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if (i < p_183929_.getMinY()) {
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return null;
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} else {
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int j = levelchunk.getHeight(Heightmap.Types.WORLD_SURFACE, p_183930_ & 15, p_183931_ & 15);
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if (j <= i && j > levelchunk.getHeight(Heightmap.Types.OCEAN_FLOOR, p_183930_ & 15, p_183931_ & 15)) {
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return null;
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} else {
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BlockPos.MutableBlockPos blockpos$mutableblockpos = new BlockPos.MutableBlockPos();
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for (int k = i + 1; k >= p_183929_.getMinY(); k--) {
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blockpos$mutableblockpos.set(p_183930_, k, p_183931_);
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BlockState blockstate = p_183929_.getBlockState(blockpos$mutableblockpos);
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if (!blockstate.getFluidState().isEmpty()) {
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break;
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}
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if (Block.isFaceFull(blockstate.getCollisionShape(p_183929_, blockpos$mutableblockpos), Direction.UP)) {
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return blockpos$mutableblockpos.above().immutable();
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}
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}
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return null;
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}
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}
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}
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@Nullable
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public static BlockPos getSpawnPosInChunk(ServerLevel p_183933_, ChunkPos p_183934_) {
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if (SharedConstants.debugVoidTerrain(p_183934_)) {
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return null;
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} else {
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for (int i = p_183934_.getMinBlockX(); i <= p_183934_.getMaxBlockX(); i++) {
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for (int j = p_183934_.getMinBlockZ(); j <= p_183934_.getMaxBlockZ(); j++) {
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BlockPos blockpos = getOverworldRespawnPos(p_183933_, i, j);
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if (blockpos != null) {
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return blockpos;
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}
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}
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}
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return null;
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}
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}
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}
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