mirror of https://github.com/GeyserMC/Geyser.git
58 lines
2.5 KiB
Java
58 lines
2.5 KiB
Java
package org.geysermc.connector.network.translators.java.world;
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import com.github.steveice10.mc.protocol.packet.ingame.server.world.ServerChunkDataPacket;
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import com.nukkitx.network.VarInts;
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import com.nukkitx.protocol.bedrock.packet.LevelChunkPacket;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import org.geysermc.api.Geyser;
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import org.geysermc.connector.console.GeyserLogger;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.utils.ChunkUtils;
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import org.geysermc.connector.world.chunk.ChunkSection;
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public class JavaChunkDataTranslator extends PacketTranslator<ServerChunkDataPacket> {
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@Override
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public void translate(ServerChunkDataPacket packet, GeyserSession session) {
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// Not sure if this is safe or not, however without this the client usually times out
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Geyser.getConnector().getGeneralThreadPool().execute(() -> {
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try {
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ChunkUtils.ChunkData chunkData = ChunkUtils.translateToBedrock(packet.getColumn());
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ByteBuf byteBuf = Unpooled.buffer(32);
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ChunkSection[] sections = chunkData.sections;
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int sectionCount = sections.length - 1;
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while (sections[sectionCount].isEmpty()) {
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sectionCount--;
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}
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sectionCount++;
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for (int i = 0; i < sectionCount; i++) {
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ChunkSection section = chunkData.sections[i];
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section.writeToNetwork(byteBuf);
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}
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byteBuf.writeBytes(chunkData.biomes); // Biomes - 256 bytes
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byteBuf.writeByte(0); // Border blocks - Edu edition only
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VarInts.writeUnsignedInt(byteBuf, 0); // extra data length, 0 for now
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byte[] payload = new byte[byteBuf.writerIndex()];
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byteBuf.readBytes(payload);
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LevelChunkPacket levelChunkPacket = new LevelChunkPacket();
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levelChunkPacket.setSubChunksLength(sectionCount);
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levelChunkPacket.setCachingEnabled(false);
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levelChunkPacket.setChunkX(packet.getColumn().getX());
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levelChunkPacket.setChunkZ(packet.getColumn().getZ());
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levelChunkPacket.setData(payload);
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session.getUpstream().sendPacket(levelChunkPacket);
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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GeyserLogger.DEFAULT.info("Sent chunk packet!");
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});
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}
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}
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