98 lines
4.8 KiB
Java
98 lines
4.8 KiB
Java
package us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.packets;
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import us.myles.ViaVersion.api.PacketWrapper;
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import us.myles.ViaVersion.api.minecraft.BlockChangeRecord;
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import us.myles.ViaVersion.api.minecraft.BlockChangeRecord1_16_2;
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import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
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import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
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import us.myles.ViaVersion.api.protocol.Protocol;
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import us.myles.ViaVersion.api.remapper.PacketRemapper;
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import us.myles.ViaVersion.api.rewriters.BlockRewriter;
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import us.myles.ViaVersion.api.type.Type;
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import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.ClientboundPackets1_16_2;
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import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.Protocol1_16_2To1_16_1;
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import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.types.Chunk1_16_2Type;
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import us.myles.ViaVersion.protocols.protocol1_16to1_15_2.ClientboundPackets1_16;
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import us.myles.ViaVersion.protocols.protocol1_16to1_15_2.types.Chunk1_16Type;
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import java.util.ArrayList;
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import java.util.List;
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public class WorldPackets {
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private static final BlockChangeRecord[] EMPTY_RECORDS = new BlockChangeRecord[0];
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public static void register(Protocol protocol) {
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BlockRewriter blockRewriter = new BlockRewriter(protocol, Type.POSITION1_14);
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blockRewriter.registerBlockAction(ClientboundPackets1_16.BLOCK_ACTION);
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blockRewriter.registerBlockChange(ClientboundPackets1_16.BLOCK_CHANGE);
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blockRewriter.registerAcknowledgePlayerDigging(ClientboundPackets1_16.ACKNOWLEDGE_PLAYER_DIGGING);
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protocol.registerOutgoing(ClientboundPackets1_16.CHUNK_DATA, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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Chunk chunk = wrapper.read(new Chunk1_16Type());
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wrapper.write(new Chunk1_16_2Type(), chunk);
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for (int s = 0; s < 16; s++) {
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ChunkSection section = chunk.getSections()[s];
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if (section == null) continue;
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for (int i = 0; i < section.getPaletteSize(); i++) {
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int old = section.getPaletteEntry(i);
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section.setPaletteEntry(i, protocol.getMappingData().getNewBlockStateId(old));
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}
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}
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});
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}
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});
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protocol.registerOutgoing(ClientboundPackets1_16.MULTI_BLOCK_CHANGE, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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wrapper.cancel();
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int chunkX = wrapper.read(Type.INT);
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int chunkZ = wrapper.read(Type.INT);
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long chunkPosition = 0;
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chunkPosition |= (chunkX & 0x3FFFFFL) << 42;
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chunkPosition |= (chunkZ & 0x3FFFFFL) << 20;
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List<BlockChangeRecord>[] sectionRecords = new List[16];
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BlockChangeRecord[] blockChangeRecord = wrapper.read(Type.BLOCK_CHANGE_RECORD_ARRAY);
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for (BlockChangeRecord record : blockChangeRecord) {
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int chunkY = record.getY() >> 4;
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List<BlockChangeRecord> list = sectionRecords[chunkY];
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if (list == null) {
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sectionRecords[chunkY] = (list = new ArrayList<>());
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}
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// Absolute y -> relative chunk section y
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int blockId = protocol.getMappingData().getNewBlockStateId(record.getBlockId());
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list.add(new BlockChangeRecord1_16_2(record.getSectionX(), record.getSectionY(), record.getSectionZ(), blockId));
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}
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// Now send separate packets for the different chunk sections
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for (int chunkY = 0; chunkY < sectionRecords.length; chunkY++) {
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List<BlockChangeRecord> sectionRecord = sectionRecords[chunkY];
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if (sectionRecord == null) continue;
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PacketWrapper newPacket = wrapper.create(ClientboundPackets1_16_2.MULTI_BLOCK_CHANGE.ordinal());
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newPacket.write(Type.LONG, chunkPosition | (chunkY & 0xFFFFFL));
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newPacket.write(Type.BOOLEAN, false); // Ignore light updates
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newPacket.write(Type.VAR_LONG_BLOCK_CHANGE_RECORD_ARRAY, sectionRecord.toArray(EMPTY_RECORDS));
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newPacket.send(Protocol1_16_2To1_16_1.class);
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}
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});
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}
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});
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blockRewriter.registerEffect(ClientboundPackets1_16.EFFECT, 1010, 2001);
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blockRewriter.registerSpawnParticle(ClientboundPackets1_16.SPAWN_PARTICLE, 3, 23, 34,
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null, InventoryPackets::toClient, Type.FLAT_VAR_INT_ITEM, Type.DOUBLE);
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}
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}
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