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Cleanup ChatImage protocol support & Further reduce worldgen allocati…
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…on (#131)

* Cleanup protocol comment & Reduce worldgen allocations

* Cleanup protocol
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HaHaWTH authored Oct 21, 2024
1 parent e324f59 commit 5b0251f
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Showing 3 changed files with 51 additions and 68 deletions.
24 changes: 2 additions & 22 deletions patches/server/0035-Chat-Image-protocol.patch
Original file line number Diff line number Diff line change
Expand Up @@ -27,10 +27,10 @@ index 9bff9c7fce4fec7687940f4212ac05d460ab2ab5..6f151c185850738a9f8a575f9c09e3c4
syncmaticaProtocol = config.getBoolean(getBasePath() + ".syncmatica-protocol", syncmaticaProtocol);
diff --git a/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java b/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java
new file mode 100644
index 0000000000000000000000000000000000000000..87ffe8a81a8bab7d20ff9551b105487d47616ee1
index 0000000000000000000000000000000000000000..5ef387ccfe19bb91bbcb926d44e7a01450035a1d
--- /dev/null
+++ b/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java
@@ -0,0 +1,160 @@
@@ -0,0 +1,140 @@
+package org.leavesmc.leaves.protocol;
+
+import com.google.common.collect.Lists;
Expand Down Expand Up @@ -83,9 +83,6 @@ index 0000000000000000000000000000000000000000..87ffe8a81a8bab7d20ff9551b105487d
+ }
+
+ public record DownloadFileChannelPacket(String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
+ /**
+ * 发送文件分块到客户端通道(Map)
+ */
+ private static final ResourceLocation DOWNLOAD_FILE_CHANNEL = ChatImageProtocol.id("download_file_channel");
+
+ @New
Expand All @@ -106,9 +103,6 @@ index 0000000000000000000000000000000000000000..87ffe8a81a8bab7d20ff9551b105487d
+ }
+
+ public record FileChannelPacket(String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
+ /**
+ * 客户端发送文件分块到服务器通道(Map)
+ */
+ private static final ResourceLocation FILE_CHANNEL = ChatImageProtocol.id("file_channel");
+
+ @New
Expand All @@ -130,55 +124,41 @@ index 0000000000000000000000000000000000000000..87ffe8a81a8bab7d20ff9551b105487d
+
+ @ProtocolHandler.PayloadReceiver(payload = FileChannelPacket.class, payloadId = "file_channel")
+ public static void serverFileChannelReceived(ServerPlayer player, String res) {
+ if (!ProtocolSupport.chatImageProtocol) return;
+ ChatImageIndex title = gson.fromJson(res, ChatImageIndex.class);
+ HashMap<Integer, String> blocks = SERVER_BLOCK_CACHE.containsKey(title.url) ? SERVER_BLOCK_CACHE.get(title.url) : new HashMap<>();
+ blocks.put(title.index, res);
+ SERVER_BLOCK_CACHE.put(title.url, blocks);
+ FILE_COUNT_MAP.put(title.url, title.total);
+ //System.out.println("[FileChannel->Server:" + title.index + "/" + title.total + "]" + title.url);
+ if (title.total == blocks.size()) {
+ if (USER_CACHE_MAP.containsKey(title.url)) {
+ // 通知之前请求但是没图片的客户端
+ List<String> names = USER_CACHE_MAP.get(title.url);
+ for (String uuid : names) {
+ ServerPlayer serverPlayer = player.server.getPlayerList().getPlayer(UUID.fromString(uuid));
+ if (serverPlayer != null) {
+ sendToPlayer(new FileInfoChannelPacket("true->" + title.url), serverPlayer);
+ }
+ //System.out.println("[echo to client(" + uuid + ")]" + title.url);
+ }
+ USER_CACHE_MAP.put(title.url, Lists.newArrayList());
+ }
+ //System.out.println("[FileChannel->Server]" + title.url);
+ }
+ }
+
+ @ProtocolHandler.PayloadReceiver(payload = FileInfoChannelPacket.class, payloadId = "file_info")
+ public static void serverFileInfoChannelReceived(ServerPlayer player, String url) {
+ if (!ProtocolSupport.chatImageProtocol) return;
+ if (SERVER_BLOCK_CACHE.containsKey(url) && FILE_COUNT_MAP.containsKey(url)) {
+ HashMap<Integer, String> list = SERVER_BLOCK_CACHE.get(url);
+ Integer total = FILE_COUNT_MAP.get(url);
+ if (total == list.size()) {
+ // 服务器存在缓存图片,直接发送给客户端
+ for (Map.Entry<Integer, String> entry : list.entrySet()) {
+ //System.out.println("[GetFileChannel->Client:" + entry.getKey() + "/" + (list.size() - 1) + "]" + url);
+ sendToPlayer(new DownloadFileChannelPacket(entry.getValue()), player);
+ }
+ //System.out.println("[GetFileChannel->Client]" + url);
+ return;
+ }
+ }
+ //通知客户端无文件
+ sendToPlayer(new FileInfoChannelPacket("null->" + url), player);
+ //System.out.println("[GetFileChannel]not found in server:" + url);
+ // 记录uuid,后续有文件了推送
+ List<String> names = USER_CACHE_MAP.containsKey(url) ? USER_CACHE_MAP.get(url) : Lists.newArrayList();
+ names.add(player.getStringUUID());
+ USER_CACHE_MAP.put(url, names);
+ //System.out.println("[GetFileChannel]记录uuid:" + player.getStringUUID());
+ //System.out.println("[not found in server]" + url);
+ }
+
+ @Contract("_ -> new")
Expand Down
47 changes: 47 additions & 0 deletions patches/server/0091-Reduce-worldgen-allocations.patch
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,26 @@ Additionally, the tryApply method in SurfaceRules now avoids iterator
allocation by directly accessing the rules list, which further contributes
to reducing garbage collection pressure during world generation.

diff --git a/src/main/java/net/minecraft/world/level/levelgen/NoiseChunk.java b/src/main/java/net/minecraft/world/level/levelgen/NoiseChunk.java
index 5e89428321d91edb893826b0eb0b9050d327d310..2bee2988b5019d81da25784ef60feb3589f32538 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/NoiseChunk.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/NoiseChunk.java
@@ -359,7 +359,14 @@ public class NoiseChunk implements DensityFunction.ContextProvider, DensityFunct
}

protected DensityFunction wrap(DensityFunction function) {
- return this.wrapped.computeIfAbsent(function, this::wrapNew);
+ // Leaf start - Avoid lambda allocation
+ DensityFunction func = this.wrapped.get(function);
+ if (func == null) {
+ func = this.wrapNew(function);
+ this.wrapped.put(function, func);
+ }
+ return func;
+ // Leaf end
}

private DensityFunction wrapNew(DensityFunction function) {
diff --git a/src/main/java/net/minecraft/world/level/levelgen/SurfaceRules.java b/src/main/java/net/minecraft/world/level/levelgen/SurfaceRules.java
index 9df053ddff459d4aab478106c6e66a5fc3cda8f6..7a9b36b93032fbbfd439b8d95c82c7515616cbbd 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/SurfaceRules.java
Expand Down Expand Up @@ -46,6 +66,33 @@ index 9df053ddff459d4aab478106c6e66a5fc3cda8f6..7a9b36b93032fbbfd439b8d95c82c751
if (blockState != null) {
return blockState;
}
diff --git a/src/main/java/net/minecraft/world/level/levelgen/material/MaterialRuleList.java b/src/main/java/net/minecraft/world/level/levelgen/material/MaterialRuleList.java
index afdbc74a3012fa717f59ecef613567338d285b7b..b219a5c1a489f337ceb96a80246fa8c8121f8a4f 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/material/MaterialRuleList.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/material/MaterialRuleList.java
@@ -10,13 +10,16 @@ public record MaterialRuleList(List<NoiseChunk.BlockStateFiller> materialRuleLis
@Nullable
@Override
public BlockState calculate(DensityFunction.FunctionContext pos) {
- for (NoiseChunk.BlockStateFiller blockStateFiller : this.materialRuleList) {
- BlockState blockState = blockStateFiller.calculate(pos);
- if (blockState != null) {
- return blockState;
- }
+ // Leaf start - avoid iterator allocation
+ BlockState blockState = null;
+ int s = this.materialRuleList.size();
+
+ for (int i = 0; blockState == null && i < s; i++) {
+ NoiseChunk.BlockStateFiller blockStateFiller = this.materialRuleList.get(i);
+ blockState = blockStateFiller.calculate(pos);
}

- return null;
+ return blockState;
+ // Leaf end
}
}
diff --git a/src/main/java/org/dreeam/leaf/util/biome/PositionalBiomeGetter.java b/src/main/java/org/dreeam/leaf/util/biome/PositionalBiomeGetter.java
new file mode 100644
index 0000000000000000000000000000000000000000..2385f09404274aa650d082e2928deab847b570a0
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -190,18 +190,10 @@ index ed8d9888a24d3ae6cf8fe2f8b269554102e451df..1bdd77078c7345db1a675fbdc26b37e9
}
}
diff --git a/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java b/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java
index 87ffe8a81a8bab7d20ff9551b105487d47616ee1..b026b9fefd85d16b0294738034bfae1220d47eac 100644
index 25f893aad5c7fa289f484355635f528cb2e17459..1cc499393256e4eaaf2333076201fb702606462d 100644
--- a/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java
+++ b/src/main/java/org/leavesmc/leaves/protocol/ChatImageProtocol.java
@@ -7,7 +7,6 @@ import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.common.custom.CustomPacketPayload;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.level.ServerPlayer;
-import org.dreeam.leaf.config.modules.network.ProtocolSupport;
import org.jetbrains.annotations.Contract;
import org.jetbrains.annotations.NotNull;
import org.leavesmc.leaves.protocol.chatimage.ChatImageIndex;
@@ -30,7 +29,12 @@ public class ChatImageProtocol {
@@ -30,7 +30,12 @@ public class ChatImageProtocol {
public static int MAX_STRING = 532767;
private static final Gson gson = new Gson();

Expand All @@ -215,42 +207,6 @@ index 87ffe8a81a8bab7d20ff9551b105487d47616ee1..b026b9fefd85d16b0294738034bfae12
private static final ResourceLocation FILE_INFO = ChatImageProtocol.id("file_info");

@New
@@ -49,7 +53,8 @@ public class ChatImageProtocol {
}
}

- public record DownloadFileChannelPacket(String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
+ public record DownloadFileChannelPacket(
+ String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
/**
* 发送文件分块到客户端通道(Map)
*/
@@ -72,7 +77,8 @@ public class ChatImageProtocol {

}

- public record FileChannelPacket(String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
+ public record FileChannelPacket(
+ String message) implements LeavesCustomPayload<LeavesProtocolManager.LeavesPayload> {
/**
* 客户端发送文件分块到服务器通道(Map)
*/
@@ -97,7 +103,6 @@ public class ChatImageProtocol {

@ProtocolHandler.PayloadReceiver(payload = FileChannelPacket.class, payloadId = "file_channel")
public static void serverFileChannelReceived(ServerPlayer player, String res) {
- if (!ProtocolSupport.chatImageProtocol) return;
ChatImageIndex title = gson.fromJson(res, ChatImageIndex.class);
HashMap<Integer, String> blocks = SERVER_BLOCK_CACHE.containsKey(title.url) ? SERVER_BLOCK_CACHE.get(title.url) : new HashMap<>();
blocks.put(title.index, res);
@@ -123,7 +128,6 @@ public class ChatImageProtocol {

@ProtocolHandler.PayloadReceiver(payload = FileInfoChannelPacket.class, payloadId = "file_info")
public static void serverFileInfoChannelReceived(ServerPlayer player, String url) {
- if (!ProtocolSupport.chatImageProtocol) return;
if (SERVER_BLOCK_CACHE.containsKey(url) && FILE_COUNT_MAP.containsKey(url)) {
HashMap<Integer, String> list = SERVER_BLOCK_CACHE.get(url);
Integer total = FILE_COUNT_MAP.get(url);
diff --git a/src/main/java/org/leavesmc/leaves/protocol/XaeroMapProtocol.java b/src/main/java/org/leavesmc/leaves/protocol/XaeroMapProtocol.java
index 9e35dfaf8bb5511b4cd0a71175d7ecb6d835042f..5ef19098512ae8a070dea270a68c27695c34624b 100644
--- a/src/main/java/org/leavesmc/leaves/protocol/XaeroMapProtocol.java
Expand Down

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