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fix(network): 通过浪费性能修复 1.20 的问题

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- 虽然性能可能比之前会好一点
This commit is contained in:
jhqwqmc
2025-04-26 02:29:47 +08:00
parent 953609f357
commit ab403a7a18
2 changed files with 70 additions and 1 deletions
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69
bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/PacketConsumers.java
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@@ -97,6 +97,75 @@ public class PacketConsumers {
try {
BukkitServerPlayer player = (BukkitServerPlayer) user;
FriendlyByteBuf buf = event.getBuffer();
// 我不明白为什么1.20~1.20.1会出问题，貌似是readNbt的问题
if (!VersionHelper.isVersionNewerThan1_20_2()) {
Object packet = FastNMS.INSTANCE.constructor$ClientboundLevelChunkWithLightPacket(buf);
if (user.clientModEnabled()) {
Object chunkData = FastNMS.INSTANCE.field$ClientboundLevelChunkWithLightPacket$chunkData(packet);
byte[] buffer = FastNMS.INSTANCE.field$ClientboundLevelChunkPacketData$buffer(chunkData);
ByteBuf byteBuf = Unpooled.copiedBuffer(buffer);
FriendlyByteBuf friendlyByteBuf = new FriendlyByteBuf(byteBuf);
FriendlyByteBuf newBuf = new FriendlyByteBuf(Unpooled.buffer());
for (int i = 0, count = player.clientSideSectionCount(); i < count; i++) {
try {
MCSection mcSection = new MCSection(BLOCK_LIST, BIOME_LIST);
mcSection.readPacket(friendlyByteBuf);
PalettedContainer<Integer> container = mcSection.blockStateContainer();
Palette<Integer> palette = container.data().palette();
if (palette.canRemap()) {
palette.remap(PacketConsumers::remapMOD);
} else {
for (int j = 0; j < 4096; j++) {
int state = container.get(j);
int newState = remapMOD(state);
if (newState != state) {
container.set(j, newState);
}
}
}
mcSection.writePacket(newBuf);
} catch (Exception e) {
break;
}
}
Reflections.field$ClientboundLevelChunkPacketData$buffer.set(chunkData, newBuf.array());
} else {
Object chunkData = FastNMS.INSTANCE.field$ClientboundLevelChunkWithLightPacket$chunkData(packet);
byte[] buffer = FastNMS.INSTANCE.field$ClientboundLevelChunkPacketData$buffer(chunkData);
ByteBuf byteBuf = Unpooled.copiedBuffer(buffer);
FriendlyByteBuf friendlyByteBuf = new FriendlyByteBuf(byteBuf);
FriendlyByteBuf newBuf = new FriendlyByteBuf(Unpooled.buffer());
for (int i = 0, count = player.clientSideSectionCount(); i < count; i++) {
try {
MCSection mcSection = new MCSection(BLOCK_LIST, BIOME_LIST);
mcSection.readPacket(friendlyByteBuf);
PalettedContainer<Integer> container = mcSection.blockStateContainer();
Palette<Integer> palette = container.data().palette();
if (palette.canRemap()) {
palette.remap(PacketConsumers::remap);
} else {
for (int j = 0; j < 4096; j++) {
int state = container.get(j);
int newState = remap(state);
if (newState != state) {
container.set(j, newState);
}
}
}
mcSection.writePacket(newBuf);
} catch (Exception e) {
break;
}
}
Reflections.field$ClientboundLevelChunkPacketData$buffer.set(chunkData, newBuf.array());
}
buf.clear();
buf.writeVarInt(event.packetID());
FastNMS.INSTANCE.method$ClientboundLevelChunkWithLightPacket$write(packet, buf);
event.setChanged(true);
return;
}
// 这里是正片
int chunkX = buf.readInt();
int chunkZ = buf.readInt();
// ClientboundLevelChunkPacketData