moar client-server tick speed separation

gradle.properties

@@ -6,7 +6,7 @@ org.gradle.jvmargs=-Xmx1G
 	minecraft_version=1.20-pre1
 	loader_version=0.14.19
 	jsr305_version=3.0.2
-	fabric_version=0.80.2+1.20
+	fabric_version=0.81.1+1.20
 
 # Mod Properties
 	mod_version = 1.4.108

src/main/java/carpet/CarpetServer.java

@@ -14,6 +14,8 @@ import carpet.commands.MobAICommand;
 import carpet.commands.PerimeterInfoCommand;
 import carpet.commands.PlayerCommand;
 import carpet.commands.ProfileCommand;
+import carpet.fakes.MinecraftServerInterface;
+import carpet.helpers.TickRateManager;
 import carpet.script.ScriptCommand;
 import carpet.commands.SpawnCommand;
 import carpet.commands.TestCommand;
@@ -127,7 +129,8 @@ public class CarpetServer // static for now - easier to handle all around the co
 
     public static void tick(MinecraftServer server)
     {
-        TickSpeed.tick();
+        TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
+        trm.tick();
         HUDController.update_hud(server, null);
         if (scriptServer != null) scriptServer.tick();
 
@@ -228,7 +231,7 @@ public class CarpetServer // static for now - easier to handle all around the co
         }
 
         // this for whatever reason gets called multiple times even when joining;
-        TickSpeed.reset();
+        TickSpeed.resetClient();
     }
     public static void onServerDoneClosing(MinecraftServer server)
     {

src/main/java/carpet/commands/SpawnCommand.java

@@ -1,9 +1,10 @@
 package carpet.commands;
 
 import carpet.CarpetSettings;
+import carpet.fakes.MinecraftServerInterface;
 import carpet.fakes.SpawnGroupInterface;
 import carpet.helpers.HopperCounter;
-import carpet.helpers.TickSpeed;
+import carpet.helpers.TickRateManager;
 import carpet.utils.CommandHelper;
 import carpet.utils.Messenger;
 import carpet.utils.SpawnReporter;
@@ -198,7 +199,8 @@ public class SpawnCommand
 
 
         // tick warp 0
-        TickSpeed.tickrate_advance(null, 0, null, null);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        trm.tickrate_advance(null, 0, null, null);
         // tick warp given player
         CommandSourceStack csource = null;
         ServerPlayer player = null;
@@ -210,7 +212,7 @@ public class SpawnCommand
         catch (CommandSyntaxException ignored)
         {
         }
-        TickSpeed.tickrate_advance(player, ticks, null, csource);
+        trm.tickrate_advance(player, ticks, null, csource);
         Messenger.m(source, String.format("gi Started spawn test for %d ticks", ticks));
         return 1;
     }

src/main/java/carpet/commands/TickCommand.java

@@ -1,7 +1,8 @@
 package carpet.commands;
 
 import carpet.CarpetSettings;
-import carpet.helpers.TickSpeed;
+import carpet.fakes.MinecraftServerInterface;
+import carpet.helpers.TickRateManager;
 import carpet.network.ServerNetworkHandler;
 import carpet.utils.CarpetProfiler;
 import carpet.utils.CommandHelper;
@@ -72,30 +73,35 @@ public class TickCommand
 
     private static int setTps(CommandSourceStack source, float tps)
     {
-        TickSpeed.tickrate(tps, true);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        trm.tickrate(tps, true);
         queryTps(source);
         return (int)tps;
     }
 
     private static int queryTps(CommandSourceStack source)
     {
-        Messenger.m(source, "w Current tps is: ",String.format("wb %.1f", TickSpeed.gTRM().map(trm -> trm.tickrate).orElse(20.0f)));
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
-        return (int)(float)TickSpeed.gTRM().map(trm -> trm.tickrate).orElse(20.0f);
+
+        Messenger.m(source, "w Current tps is: ",String.format("wb %.1f", trm.tickrate));
+        return (int) trm.tickrate;
     }
 
     private static int setWarp(CommandSourceStack source, int advance, String tail_command)
     {
         ServerPlayer player = source.getPlayer(); // may be null
-        Component message = TickSpeed.tickrate_advance(player, advance, tail_command, source);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        Component message = trm.tickrate_advance(player, advance, tail_command, source);
         source.sendSuccess(message, false);
         return 1;
     }
 
     private static int freezeStatus(CommandSourceStack source)
     {
-        if(TickSpeed.isPaused())
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        if(trm.isPaused())
         {
-            Messenger.m(source, "gi Freeze Status: Game is "+(TickSpeed.deeplyFrozen()?"deeply ":"")+"frozen");
+            Messenger.m(source, "gi Freeze Status: Game is "+(trm.deeplyFrozen()?"deeply ":"")+"frozen");
         }
         else
         {
@@ -106,8 +112,9 @@ public class TickCommand
 
     private static int setFreeze(CommandSourceStack source, boolean isDeep, boolean freeze)
     {
-        TickSpeed.setFrozenState(freeze, isDeep);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
-        if (TickSpeed.isPaused())
+        trm.setFrozenState(freeze, isDeep);
+        if (trm.isPaused())
         {
             Messenger.m(source, "gi Game is "+(isDeep?"deeply ":"")+"frozen");
         }
@@ -120,21 +127,24 @@ public class TickCommand
 
     private static int toggleFreeze(CommandSourceStack source, boolean isDeep)
     {
-        return setFreeze(source, isDeep, !TickSpeed.isPaused());
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        return setFreeze(source, isDeep, !trm.isPaused());
     }
 
     private static int step(CommandSourceStack source, int advance)
     {
-        TickSpeed.add_ticks_to_run_in_pause(advance);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        trm.add_ticks_to_run_in_pause(advance);
         Messenger.m(source, "gi Stepping " + advance + " tick" + (advance != 1 ? "s" : ""));
         return 1;
     }
 
     private static int toggleSuperHot(CommandSourceStack source)
     {
-        TickSpeed.gTRM().ifPresent(trm -> trm.is_superHot = !trm.is_superHot);
+        TickRateManager trm = ((MinecraftServerInterface)source.getServer()).getTickRateManager();
+        trm.is_superHot = !trm.is_superHot;
         ServerNetworkHandler.updateSuperHotStateToConnectedPlayers(source.getServer());
-        if (TickSpeed.gTRM().map(trm -> trm.is_superHot).orElse(false))
+        if (trm.is_superHot)
         {
             Messenger.m(source, "gi Superhot enabled");
         }

src/main/java/carpet/helpers/TickRateManager.java

@@ -47,6 +47,11 @@ public class TickRateManager
         return is_paused;
     }
 
+    public boolean process_entities()
+    {
+        return process_entities;
+    }
+
     /**
      * Whether or not the game is deeply frozen.
      * This can be used for things that you may not normally want
@@ -85,24 +90,6 @@ public class TickRateManager
         }
     }
 
-    public void reset() // do we need reset?
-    {
-        tickrate = 20.0f;
-        mspt = 50.0f;
-        time_bias = 0;
-        time_warp_start_time = 0;
-        time_warp_scheduled_ticks = 0;
-        time_advancerer = null;
-        tick_warp_callback = null;
-        tick_warp_sender = null;
-        player_active_timeout = 0;
-        process_entities = true;
-        deepFreeze = false;
-        is_paused = false;
-        is_superHot = false;
-        notifyTickrateListeners("carpet");
-    }
-
     public void add_ticks_to_run_in_pause(int ticks)
     {
         player_active_timeout = PLAYER_GRACE + ticks;

src/main/java/carpet/helpers/TickSpeed.java

@@ -1,22 +1,18 @@
 package carpet.helpers;
 
-import java.util.HashMap;
-import java.util.Map;
 import java.util.Optional;
 import java.util.function.BiConsumer;
 
 import carpet.fakes.MinecraftServerInterface;
 import net.minecraft.commands.CommandSourceStack;
-import net.minecraft.commands.Commands;
 import net.minecraft.network.chat.Component;
 import net.minecraft.server.level.ServerPlayer;
 import carpet.CarpetServer;
-import carpet.network.ServerNetworkHandler;
 import carpet.utils.Messenger;
 
 public class TickSpeed
 {
-    public static Optional<TickRateManager> gTRM() {
+    private static Optional<TickRateManager> gTRM() {
         if (CarpetServer.minecraft_server == null) return Optional.empty();
         return Optional.of(((MinecraftServerInterface)CarpetServer.minecraft_server).getTickRateManager());
     }
@@ -29,43 +25,17 @@ public class TickSpeed
         return gTRM().map(trm -> trm.mspt).orElse(50.0f);
     }
 
-    /**
-     * @return Whether or not the game is in a frozen state.
-     *         You should normally use {@link #process_entities()} instead,
-     *         since that one accounts for tick steps and superhot
-     */
     public static boolean isPaused() {
 	    return gTRM().map(TickRateManager::isPaused).orElse(false);
     }
 
-    /**
-     * Whether or not the game is deeply frozen.
-     * This can be used for things that you may not normally want
-     * to freeze, but may need to in some situations.
-     * This should be checked with {@link #process_entities()} to make sure the
-     * current tick is actually frozen, not only the game
-     * @return Whether or not the game is deeply frozen.
-     */
     public static boolean deeplyFrozen() {
         return gTRM().map(TickRateManager::deeplyFrozen).orElse(false);
     }
 
-    /**
-     * Used to update the frozen state of the game.
-     * Handles connected clients as well.
-     * @param isPaused Whether or not the game is paused
-     * @param isDeepFreeze Whether or not the game is deeply frozen
-     */
     public static void setFrozenState(boolean isPaused, boolean isDeepFreeze) {
         gTRM().ifPresent(trm -> trm.setFrozenState(isPaused, isDeepFreeze));
     }
-
-    /**
-     * Functional interface that listens for tickrate changes. This is
-     * implemented to allow tickrate compatibility with other mods etc.
-     */
-    private static final Map<String, BiConsumer<String, Float>> tickrateListeners = new HashMap<>();
-    private static final float MIN_TICKRATE = 0.01f;
     
     public static void reset_player_active_timeout()
     {
@@ -74,7 +44,7 @@ public class TickSpeed
 
     public static void reset()
     {
-        gTRM().ifPresent(TickRateManager::reset);
+        // noop - called on server to reset client
     }
 
     public static void add_ticks_to_run_in_pause(int ticks)
@@ -109,16 +79,12 @@ public class TickSpeed
     }
 
 
-
-    
     public static BiConsumer<String, Float> addTickrateListener(String modId, BiConsumer<String, Float> tickrateListener) 
     {
         return gTRM().map(trm -> trm.addTickrateListener(modId, tickrateListener)).orElse(null);
     }
 
 
-
-
     // client only
 
     private static float tickrate = 20.0f;
@@ -193,5 +159,16 @@ public class TickSpeed
         }
     }
 
+    public static void resetClient()
+    {
+        tickrate = 20.0f;
+        mspt = 50.0f;
+        player_active_timeout = 0;
+        process_entities = true;
+        deepFreeze = false;
+        is_paused = false;
+        is_superHot = false;
+    }
+
 }
 

src/main/java/carpet/logging/HUDController.java

@@ -126,7 +126,7 @@ public class HUDController
         }
         double MSPT = Arrays.stream(server.tickTimes).average().getAsDouble() * 1.0E-6D;
         double TPS = 1000.0D / Math.max((trm.time_warp_start_time != 0)?0.0:trm.mspt, MSPT);
-        if (TickSpeed.isPaused()) {
+        if (trm.isPaused()) {
             TPS = 0;
         }
         String color = Messenger.heatmap_color(MSPT,trm.mspt);

src/main/java/carpet/mixins/BoundTickingBlockEntity_tickMixin.java

@@ -1,8 +1,11 @@
 package carpet.mixins;
 
+import carpet.fakes.MinecraftServerInterface;
+import carpet.helpers.TickRateManager;
 import carpet.helpers.TickSpeed;
 import carpet.utils.CarpetProfiler;
 import net.minecraft.core.BlockPos;
+import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.level.block.entity.BlockEntity;
 import net.minecraft.world.level.block.entity.BlockEntityTicker;
@@ -34,7 +37,15 @@ public class BoundTickingBlockEntity_tickMixin<T extends BlockEntity>
     ))
     private void checkProcessBEs(BlockEntityTicker<T> blockEntityTicker, Level world, BlockPos pos, BlockState state, T blockEntity)
     {
-        if (TickSpeed.process_entities()) blockEntityTicker.tick(world, pos, state, blockEntity);
+        if (world.isClientSide()) {
+            // client
+            if (TickSpeed.process_entitiesClient()) blockEntityTicker.tick(world, pos, state, blockEntity);
+        } else {
+            // server
+            ServerLevel serverWorld = (ServerLevel) world;
+            TickRateManager tickRateManager = ((MinecraftServerInterface)serverWorld.getServer()).getTickRateManager();
+            if (tickRateManager.process_entities()) blockEntityTicker.tick(world, pos, state, blockEntity);
+        }
     }
 
     @Inject(method = "tick()V", at = @At("RETURN"))

src/main/java/carpet/mixins/ClientPacketListener_customPacketsMixin.java

@@ -1,5 +1,6 @@
 package carpet.mixins;
 
+import carpet.helpers.TickSpeed;
 import carpet.network.CarpetClient;
 import carpet.network.ClientNetworkHandler;
 import net.minecraft.client.Minecraft;
@@ -33,11 +34,13 @@ public abstract class ClientPacketListener_customPacketsMixin
     private void onGameJoined(ClientboundLoginPacket packet, CallbackInfo info)
     {
         CarpetClient.gameJoined(minecraft.player);
+        TickSpeed.resetClient();
     }
 
     @Inject(method = "onDisconnect", at = @At("HEAD"))
     private void onCMDisconnected(Component reason, CallbackInfo ci)
     {
         CarpetClient.disconnect();
+        TickSpeed.resetClient();
     }
 }

src/main/java/carpet/mixins/DistanceManager_tickMixin.java

@@ -1,23 +0,0 @@
-package carpet.mixins;
-
-import carpet.helpers.TickSpeed;
-import net.minecraft.server.level.DistanceManager;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-@Mixin(DistanceManager.class)
-public class DistanceManager_tickMixin
-{
-    @Shadow private long ticketTickCounter;
-
-    @Inject(method = "purgeStaleTickets", at = @At("HEAD"))
-    private void pauseTicketSystem(CallbackInfo ci)
-    {
-        // pausing expiry of tickets
-        // that will prevent also chunks from unloading, so require a deep frozen state
-        if (!TickSpeed.process_entities() && TickSpeed.deeplyFrozen()) ticketTickCounter--;
-    }
-}

src/main/java/carpet/mixins/Level_tickMixin.java

@@ -1,8 +1,11 @@
 package carpet.mixins;
 
 import carpet.fakes.LevelInterface;
+import carpet.fakes.MinecraftServerInterface;
+import carpet.helpers.TickRateManager;
 import carpet.helpers.TickSpeed;
 import carpet.utils.CarpetProfiler;
+import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.level.redstone.NeighborUpdater;
 import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
@@ -87,13 +90,18 @@ public abstract class Level_tickMixin implements LevelInterface
     private void startEntity(Consumer<Entity> consumer_1, Entity e, CallbackInfo ci)
     {
         // this shows that probably tick speed controller needs to be accessible through level referring to servers on server and client on clientLevel
-        if (isClientSide) {
+        if (!isClientSide)
-            if (!(TickSpeed.process_entitiesClient() || (e instanceof Player) || TickSpeed.isIs_superHotClient() && e.getControllingPassenger() instanceof Player))
+        {
+            ServerLevel serverLevel = (ServerLevel) (Object) this;
+            TickRateManager trm = ((MinecraftServerInterface)serverLevel.getServer()).getTickRateManager();
+            if (!(trm.process_entities() || (e instanceof Player)))
             {
                 ci.cancel();
             }
-        } else {
+        }
-            if (!(TickSpeed.gTRM().map(trm -> trm.process_entities).orElse(true) || (e instanceof Player)))
+        else
+        {
+            if (!(TickSpeed.process_entitiesClient() || (e instanceof Player) || TickSpeed.isIs_superHotClient() && e.getControllingPassenger() instanceof Player))
             {
                 ci.cancel();
             }

src/main/java/carpet/mixins/MinecraftServer_scarpetMixin.java

@@ -1,7 +1,6 @@
 package carpet.mixins;
 
 import carpet.fakes.MinecraftServerInterface;
-import carpet.helpers.TickSpeed;
 import carpet.script.CarpetScriptServer;
 import net.minecraft.Util;
 import net.minecraft.core.RegistryAccess;
@@ -89,8 +88,10 @@ public abstract class MinecraftServer_scarpetMixin extends ReentrantBlockableEve
     ))
     public void tickTasks(BooleanSupplier booleanSupplier_1, CallbackInfo ci)
     {
-        if (!TickSpeed.process_entities())
+        if (!getTickRateManager().process_entities())
+        {
             return;
+        }
         TICK.onTick((MinecraftServer) (Object) this);
         NETHER_TICK.onTick((MinecraftServer) (Object) this);
         ENDER_TICK.onTick((MinecraftServer) (Object) this);

src/main/java/carpet/mixins/MinecraftServer_tickspeedMixin.java

@@ -112,7 +112,7 @@ public abstract class MinecraftServer_tickspeedMixin extends ReentrantBlockableE
             long msThisTick = 0L;
             long long_1 = 0L;
             float mspt = tickRateManager.mspt;
-            if (tickRateManager.time_warp_start_time != 0 && TickSpeed.continueWarp())
+            if (tickRateManager.time_warp_start_time != 0 && tickRateManager.continueWarp())
             {
                 //making sure server won't flop after the warp or if the warp is interrupted
                 this.nextTickTime = this.lastOverloadWarning = Util.getMillis();
@@ -151,9 +151,9 @@ public abstract class MinecraftServer_tickspeedMixin extends ReentrantBlockableE
             //this.startMonitor(tickDurationMonitor);
             this.startMetricsRecordingTick();
             this.profiler.push("tick");
-            this.tickServer(TickSpeed.gTRM().map(trm -> trm.time_warp_start_time).orElse(0L) != 0 ? ()->true : this::haveTime);
+            this.tickServer(tickRateManager.time_warp_start_time != 0 ? ()->true : this::haveTime);
             this.profiler.popPush("nextTickWait");
-            if (TickSpeed.gTRM().map(trm -> trm.time_warp_start_time).orElse(0L) != 0) // clearing all hanging tasks no matter what when warping
+            if (tickRateManager.time_warp_start_time != 0) // clearing all hanging tasks no matter what when warping
             {
                 while(this.runEveryTask()) {Thread.yield();}
             }

src/main/java/carpet/mixins/ServerChunkCache_tickMixin.java

@@ -1,8 +1,10 @@
 package carpet.mixins;
 
+import carpet.fakes.MinecraftServerInterface;
 import carpet.fakes.ThreadedAnvilChunkStorageInterface;
-import carpet.helpers.TickSpeed;
+import carpet.helpers.TickRateManager;
 import carpet.utils.CarpetProfiler;
+import net.minecraft.server.level.DistanceManager;
 import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
@@ -78,7 +80,7 @@ public abstract class ServerChunkCache_tickMixin
     private boolean skipChunkTicking(ServerLevel serverWorld)
     {
         boolean debug = serverWorld.isDebug();
-        if (!TickSpeed.process_entities())
+        if (!((MinecraftServerInterface)serverWorld.getServer()).getTickRateManager().process_entities())
         {
             // simplified chunk tick iteration assuming world is frozen otherwise as suggested by Hadron67
             // to be kept in sync with the original injection source
@@ -97,4 +99,17 @@ public abstract class ServerChunkCache_tickMixin
         return debug;
     }
 
+    @Redirect(method = "tick", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/server/level/DistanceManager;purgeStaleTickets()V"
+    ))
+    private void pauseTicketSystem(DistanceManager distanceManager)
+    {
+        // pausing expiry of tickets
+        // that will prevent also chunks from unloading, so require a deep frozen state
+        TickRateManager trm = ((MinecraftServerInterface) level.getServer()).getTickRateManager();
+        if (!trm.process_entities() && trm.deeplyFrozen()) return;
+        distanceManager.purgeStaleTickets();
+    }
+
 }

src/main/java/carpet/mixins/ServerFunctionManager_tickMixin.java

@@ -1,9 +1,12 @@
 package carpet.mixins;
 
-import carpet.helpers.TickSpeed;
+import carpet.fakes.MinecraftServerInterface;
 import carpet.utils.CarpetProfiler;
+import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.ServerFunctionManager;
+import org.spongepowered.asm.mixin.Final;
 import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
@@ -11,14 +14,20 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 @Mixin(ServerFunctionManager.class)
 public class ServerFunctionManager_tickMixin
 {
+    @Shadow @Final MinecraftServer server;
     CarpetProfiler.ProfilerToken currentSection;
 
     @Inject(method = "tick", at = @At("HEAD"), cancellable = true)
     private void beforeDatapacks(CallbackInfo ci)
     {
-    	if (!TickSpeed.process_entities()) ci.cancel();
+    	if (! ((MinecraftServerInterface)server).getTickRateManager().process_entities())
-    	else
+        {
-        currentSection = CarpetProfiler.start_section(null, "Datapacks", CarpetProfiler.TYPE.GENERAL);
+            ci.cancel();
+        }
+        else
+        {
+            currentSection = CarpetProfiler.start_section(null, "Datapacks", CarpetProfiler.TYPE.GENERAL);
+        }
     }
 
     @Inject(method = "tick", at = @At("RETURN"))

src/main/java/carpet/mixins/ServerGamePacketListenerImpl_tickMixin.java

@@ -1,6 +1,6 @@
 package carpet.mixins;
 
-import carpet.helpers.TickSpeed;
+import carpet.fakes.MinecraftServerInterface;
 import net.minecraft.network.protocol.game.ServerboundMovePlayerPacket;
 import net.minecraft.network.protocol.game.ServerboundPlayerInputPacket;
 import net.minecraft.server.level.ServerPlayer;
@@ -27,7 +27,7 @@ public class ServerGamePacketListenerImpl_tickMixin
     {
         if (p.getXxa() != 0.0F || p.getZza() != 0.0F || p.isJumping() || p.isShiftKeyDown())
         {
-            TickSpeed.reset_player_active_timeout();
+            ((MinecraftServerInterface)player.getServer()).getTickRateManager().reset_player_active_timeout();
         }
     }
 
@@ -53,7 +53,7 @@ public class ServerGamePacketListenerImpl_tickMixin
         {
             lastMoved = movedBy;
             lastMovedTick = player.getServer().getTickCount();
-            TickSpeed.reset_player_active_timeout();
+            ((MinecraftServerInterface)player.getServer()).getTickRateManager().reset_player_active_timeout();
         }
     }
 }

src/main/java/carpet/mixins/ServerLevel_tickMixin.java

@@ -1,6 +1,6 @@
 package carpet.mixins;
 
-import carpet.helpers.TickSpeed;
+import carpet.fakes.MinecraftServerInterface;
 import carpet.utils.CarpetProfiler;
 import net.minecraft.core.Holder;
 import net.minecraft.core.RegistryAccess;
@@ -159,13 +159,13 @@ public abstract class ServerLevel_tickMixin extends Level
     ))
     private void tickWorldBorder(WorldBorder worldBorder)
     {
-        if (TickSpeed.process_entities()) worldBorder.tick();
+        if (((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) worldBorder.tick();
     }
 
     @Inject(method = "advanceWeatherCycle", cancellable = true, at = @At("HEAD"))
     private void tickWeather(CallbackInfo ci)
     {
-        if (!TickSpeed.process_entities()) ci.cancel();
+        if (!((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) ci.cancel();
     }
 
     @Redirect(method = "tick", at = @At(
@@ -174,7 +174,7 @@ public abstract class ServerLevel_tickMixin extends Level
     ))
     private void tickTimeConditionally(ServerLevel serverWorld)
     {
-        if (TickSpeed.process_entities()) tickTime();
+        if (((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) tickTime();
     }
 
     @Redirect(method = "tick", at = @At(
@@ -183,7 +183,7 @@ public abstract class ServerLevel_tickMixin extends Level
     ))
     private boolean tickPendingBlocks(ServerLevel serverWorld)
     {
-        if (!TickSpeed.process_entities()) return true;
+        if (!((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) return true;
         return serverWorld.isDebug(); // isDebug()
     }
 
@@ -193,7 +193,7 @@ public abstract class ServerLevel_tickMixin extends Level
     ))
     private void tickConditionally(Raids raidManager)
     {
-        if (TickSpeed.process_entities()) raidManager.tick();
+        if (((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) raidManager.tick();
     }
 
     @Redirect(method = "tick", at = @At(
@@ -202,6 +202,6 @@ public abstract class ServerLevel_tickMixin extends Level
     ))
     private void tickConditionally(ServerLevel serverWorld)
     {
-        if (TickSpeed.process_entities()) runBlockEvents();
+        if (((MinecraftServerInterface)getServer()).getTickRateManager().process_entities()) runBlockEvents();
     }
 }

src/main/java/carpet/network/ServerNetworkHandler.java

@@ -4,8 +4,9 @@ import carpet.CarpetServer;
 import carpet.CarpetSettings;
 import carpet.api.settings.CarpetRule;
 import carpet.api.settings.RuleHelper;
+import carpet.fakes.MinecraftServerInterface;
 import carpet.fakes.ServerGamePacketListenerImplInterface;
-import carpet.helpers.TickSpeed;
+import carpet.helpers.TickRateManager;
 import carpet.script.utils.SnoopyCommandSource;
 import carpet.api.settings.SettingsManager;
 import io.netty.buffer.Unpooled;
@@ -77,7 +78,7 @@ public class ServerNetworkHandler
             CarpetSettings.LOG.info("Player "+playerEntity.getName().getString()+" joined with a matching carpet client");
         else
             CarpetSettings.LOG.warn("Player "+playerEntity.getName().getString()+" joined with another carpet version: "+clientVersion);
-        DataBuilder data = DataBuilder.create().withTickRate().withFrozenState().withTickPlayerActiveTimeout(); // .withSuperHotState()
+        DataBuilder data = DataBuilder.create(playerEntity.server).withTickRate().withFrozenState().withTickPlayerActiveTimeout(); // .withSuperHotState()
         CarpetServer.settingsManager.getCarpetRules().forEach(data::withRule);
         CarpetServer.extensions.forEach(e -> {
             SettingsManager eManager = e.extensionSettingsManager();
@@ -114,7 +115,7 @@ public class ServerNetworkHandler
         if (!output.isEmpty()) result.put("output", outputResult);
         player.connection.send(new ClientboundCustomPayloadPacket(
                 CarpetClient.CARPET_CHANNEL,
-                DataBuilder.create().withCustomNbt("clientCommand", result).build()
+                DataBuilder.create(player.server).withCustomNbt("clientCommand", result).build()
         ));
         // run command plug to command output,
     }
@@ -140,7 +141,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withRule(rule).build()
+                    DataBuilder.create(player.server).withRule(rule).build()
             ));
         }
     }
@@ -152,7 +153,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withTickRate().build()
+                    DataBuilder.create(player.server).withTickRate().build()
             ));
         }
     }
@@ -164,7 +165,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withFrozenState().build()
+                    DataBuilder.create(player.server).withFrozenState().build()
             ));
         }
     }
@@ -176,7 +177,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withSuperHotState().build()
+                    DataBuilder.create(player.server).withSuperHotState().build()
             ));
         }
     }
@@ -188,7 +189,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withTickPlayerActiveTimeout().build()
+                    DataBuilder.create(player.server).withTickPlayerActiveTimeout().build()
             ));
         }
     }
@@ -200,7 +201,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withCustomNbt(command, data).build()
+                    DataBuilder.create(player.server).withCustomNbt(command, data).build()
             ));
         }
     }
@@ -211,7 +212,7 @@ public class ServerNetworkHandler
         {
             player.connection.send(new ClientboundCustomPayloadPacket(
                     CarpetClient.CARPET_CHANNEL,
-                    DataBuilder.create().withCustomNbt(command, data).build()
+                    DataBuilder.create(player.server).withCustomNbt(command, data).build()
             ));
         }
     }
@@ -247,35 +248,41 @@ public class ServerNetworkHandler
     private static class DataBuilder
     {
         private CompoundTag tag;
-        private static DataBuilder create()
+        private MinecraftServer server;
+        private static DataBuilder create(final MinecraftServer server)
         {
-            return new DataBuilder();
+            return new DataBuilder(server);
         }
-        private DataBuilder()
+        private DataBuilder(MinecraftServer server)
         {
             tag = new CompoundTag();
+            this.server = server;
         }
         private DataBuilder withTickRate()
         {
-            tag.putFloat("TickRate", TickSpeed.gTRM().map(trm -> trm.tickrate).orElse(20.0f));
+            TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
+            tag.putFloat("TickRate", trm.tickrate);
             return this;
         }
         private DataBuilder withFrozenState()
         {
+            TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
             CompoundTag tickingState = new CompoundTag();
-            tickingState.putBoolean("is_paused", TickSpeed.isPaused());
+            tickingState.putBoolean("is_paused", trm.isPaused());
-            tickingState.putBoolean("deepFreeze", TickSpeed.deeplyFrozen());
+            tickingState.putBoolean("deepFreeze", trm.deeplyFrozen());
             tag.put("TickingState", tickingState);
             return this;
         }
         private DataBuilder withSuperHotState()
         {
-        	tag.putBoolean("SuperHotState", TickSpeed.gTRM().map(trm -> trm.is_superHot).orElse(false));
+            TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
+        	tag.putBoolean("SuperHotState", trm.is_superHot);
         	return this;
         }
         private DataBuilder withTickPlayerActiveTimeout()
         {
-            tag.putInt("TickPlayerActiveTimeout", TickSpeed.gTRM().map(trm -> trm.player_active_timeout).orElse(0));
+            TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
+            tag.putInt("TickPlayerActiveTimeout", trm.player_active_timeout);
             return this;
         }
         private DataBuilder withRule(CarpetRule<?> rule)

src/main/java/carpet/patches/TickSyncedBorderExtent.java

@@ -1,7 +1,8 @@
 package carpet.patches;
 
 import carpet.CarpetServer;
-import carpet.helpers.TickSpeed;
+import carpet.fakes.MinecraftServerInterface;
+import carpet.helpers.TickRateManager;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.util.Mth;
 import net.minecraft.world.level.border.BorderChangeListener;
@@ -89,13 +90,19 @@ public class TickSyncedBorderExtent implements WorldBorder.BorderExtent
         double ms;
         if (server == null)
         {
-            ms = TickSpeed.mspt();
+            // can this even happen?
+            ms = 50.0;
         }
         else
         {
              ms = Arrays.stream(server.tickTimes).average().orElseThrow(IllegalStateException::new) * 1.0E-6D;
+             TickRateManager trm = ((MinecraftServerInterface)server).getTickRateManager();
+             if (trm.time_warp_start_time == 0) // not in time warp
+             {
+                 ms = Math.max(ms, trm.mspt);
+             }
         }
-        double tps = 1_000.0D / Math.max((TickSpeed.gTRM().map(trm -> trm.time_warp_start_time).orElse(0L) != 0) ? 0.0 : TickSpeed.mspt(), ms);
+        double tps = 1_000.0D / ms;
         return (long) ((this.tickDuration - this.ticks) / tps * 1_000);
     }
 

src/main/java/carpet/script/CarpetEventServer.java

@@ -1369,7 +1369,7 @@ public class CarpetEventServer
 
     public void tick()
     {
-        if (Carpet.isTickProcessingPaused())
+        if (Carpet.isTickProcessingPaused(scriptServer.server))
         {
             return;
         }

src/main/java/carpet/script/external/Carpet.java

@@ -134,9 +134,9 @@ public class Carpet
         return null;
     }
 
-    public static boolean isTickProcessingPaused()
+    public static boolean isTickProcessingPaused(MinecraftServer server)
     {
-        return !TickSpeed.process_entities();
+        return !((MinecraftServerInterface)server).getTickRateManager().process_entities();
     }
 
     public static void handleExtensionsAPI(CarpetExpression expression)

src/main/resources/carpet.accesswidener

@@ -12,4 +12,6 @@ accessible class net/minecraft/world/level/block/entity/SculkSensorBlockEntity$V
 
 accessible method net/minecraft/world/level/border/WorldBorder getListeners ()Ljava/util/List;
 
+accessible method net/minecraft/server/level/DistanceManager purgeStaleTickets ()V
+
 accessible field net/minecraft/world/level/block/state/BlockBehaviour UPDATE_SHAPE_ORDER [Lnet/minecraft/core/Direction;

src/main/resources/carpet.mixins.json

@@ -36,7 +36,6 @@
     "BoundTickingBlockEntity_tickMixin",
     "ServerChunkCache_tickMixin",
     "ChunkMap_tickMixin",
-    "DistanceManager_tickMixin",
     "ServerFunctionManager_tickMixin",
     "WorldBorder_tickMixin",
     "ChunkMap_scarpetChunkCreationMixin",