Revert "Remove fluid direction optimization"

This reverts commit 5e5c48dab1.

patches/server/0015-Add-a-simple-tpsbar.patch

@@ -109,10 +109,10 @@ index 0000000000000000000000000000000000000000..3f74f748501d2f915869e9077dd2f220
 +}
 diff --git a/src/main/java/me/earthme/luminol/functions/GlobalServerTpsBar.java b/src/main/java/me/earthme/luminol/functions/GlobalServerTpsBar.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..1b97730810895a1a049e8942dc47c20cd750d14c
+index 0000000000000000000000000000000000000000..6a9919d8aec5e49df0dd13380cc7d8792ef7b228
 --- /dev/null
 +++ b/src/main/java/me/earthme/luminol/functions/GlobalServerTpsBar.java
-@@ -0,0 +1,206 @@
+@@ -0,0 +1,210 @@
 +package me.earthme.luminol.functions;
 +
 +import com.google.common.collect.Lists;
@@ -186,11 +186,9 @@ index 0000000000000000000000000000000000000000..1b97730810895a1a049e8942dc47c20c
 +            final UUID uuid = bossBarEntry.getKey();
 +            boolean shouldRemove = true;
 +
-+            for (Player player : Bukkit.getOnlinePlayers()){
-+                if (player.getUniqueId() == uuid){
-+                    shouldRemove = false;
-+                    break;
-+                }
++            final Player target = Bukkit.getPlayer(uuid);
++            if (target != null){
++                shouldRemove = !isPlayerVisible(target);
 +            }
 +
 +            if (shouldRemove){
@@ -199,7 +197,13 @@ index 0000000000000000000000000000000000000000..1b97730810895a1a049e8942dc47c20c
 +        }
 +
 +        for (UUID uuid : toRemove){
-+            uuid2Bossbars.remove(uuid);
++           final BossBar removed =  uuid2Bossbars.remove(uuid);
++           if (removed != null){
++               final Player targetPlayer = Bukkit.getPlayer(uuid);
++               if (targetPlayer != null){
++                   targetPlayer.showBossBar(removed);
++               }
++           }
 +        }
 +    }
 +
@@ -216,7 +220,7 @@ index 0000000000000000000000000000000000000000..1b97730810895a1a049e8942dc47c20c
 +
 +            BossBar targetBossbar = uuid2Bossbars.get(nmsPlayer.getUUID());
 +
-+            if (targetBossbar == null && !visibleExclude.contains(nmsPlayer.getUUID())){
++            if (targetBossbar == null && !visibleExclude.contains(nmsPlayer.getUUID()) && isPlayerVisible(apiPlayer)){
 +                targetBossbar = BossBar.bossBar(Component.text(""),0.0F, BossBar.Color.valueOf(LuminolConfig.tpsColors[3]), BossBar.Overlay.NOTCHED_20);
 +                uuid2Bossbars.put(nmsPlayer.getUUID(),targetBossbar);
 +                apiPlayer.showBossBar(targetBossbar);

patches/server/0037-Try-fixing-folia-spector-teleportation.patch

@@ -5,17 +5,17 @@ Subject: [PATCH] Try fixing folia spector teleportation
 
 
 diff --git a/src/main/java/me/earthme/luminol/LuminolConfig.java b/src/main/java/me/earthme/luminol/LuminolConfig.java
-index d032786938db9725e1be72dae63a1387bcb69d79..08536bd5bbea3a9bb9d4c6212d361570c1d365bd 100644
+index d032786938db9725e1be72dae63a1387bcb69d79..dcc52141b34b87a67c3d6070b68b58af4a7c4f26 100644
 --- a/src/main/java/me/earthme/luminol/LuminolConfig.java
 +++ b/src/main/java/me/earthme/luminol/LuminolConfig.java
-@@ -37,6 +37,7 @@ public class LuminolConfig {
-     public static boolean enableVoidTrading = false;
-     public static boolean allowIncorrectTripwireUpdating = false;
-     public static boolean useVanillaRandomSource = false;
+@@ -31,6 +31,7 @@ public class LuminolConfig {
+     public static String[] tpsColors = new String[]{"GREEN","YELLOW","RED","PURPLE"};
+     public static String[] pingColors = new String[]{"GREEN","YELLOW","RED","PURPLE"};
+     public static boolean disableUsernameCheck = false;
 +    public static boolean fixSpectorTeleportFolia = false;
  
-     public static RegionFileFormat regionFormatName = RegionFileFormat.ANVIL;
-     public static int regionFormatLinearCompressionLevel = 1;
+     public static boolean safeTeleportation = true;
+     public static boolean enableSandDuping = false;
 @@ -130,6 +131,7 @@ public class LuminolConfig {
          tpsColors = get("misc.tpsbar_range_colors", List.of(tpsColors),"The bar and text color of each tps ranges.The last is the color of initial bar's color").toArray(String[]::new);
          pingColors = get("misc.tpsbar_ping_range_colors",List.of(pingColors),"As same as the tpsColors").toArray(String[]::new);

patches/server/0038-Add-config-for-offline-mod-warning.patch

@@ -0,0 +1,39 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: M2ke4U <79621885+MrHua269@users.noreply.github.com>
+Date: Wed, 29 Nov 2023 21:15:32 +0800
+Subject: [PATCH] Add config for offline mod warning
+
+
+diff --git a/src/main/java/me/earthme/luminol/LuminolConfig.java b/src/main/java/me/earthme/luminol/LuminolConfig.java
+index dcc52141b34b87a67c3d6070b68b58af4a7c4f26..8bf7a0235ed292d6cb3beca9b786a69148e0b4d9 100644
+--- a/src/main/java/me/earthme/luminol/LuminolConfig.java
++++ b/src/main/java/me/earthme/luminol/LuminolConfig.java
+@@ -31,6 +31,7 @@ public class LuminolConfig {
+     public static String[] tpsColors = new String[]{"GREEN","YELLOW","RED","PURPLE"};
+     public static String[] pingColors = new String[]{"GREEN","YELLOW","RED","PURPLE"};
+     public static boolean disableUsernameCheck = false;
++    public static boolean disableOfflineModeWarning = false;
+     public static boolean fixSpectorTeleportFolia = false;
+ 
+     public static boolean safeTeleportation = true;
+@@ -132,6 +133,7 @@ public class LuminolConfig {
+         pingColors = get("misc.tpsbar_ping_range_colors",List.of(pingColors),"As same as the tpsColors").toArray(String[]::new);
+         disableUsernameCheck = get("misc.disable_username_check",disableUsernameCheck,"Disable username check that can accept usernames with other characters(such as Chinese).Not recommended to use");
+         fixSpectorTeleportFolia = get("misc.fix_folia_spector_teleport",fixSpectorTeleportFolia);
++        disableOfflineModeWarning = get("misc.disable_offline_mode_warning",disableOfflineModeWarning);
+ 
+         if (tpsbarEnabled){
+             initTpsbar();
+diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+index 4a1e068c27853a38db0641806626e7ac740bd8de..4cc62104942e58ededd5c838f4bd5c4db0d574d4 100644
+--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
++++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+@@ -278,7 +278,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
+         String proxyFlavor = (io.papermc.paper.configuration.GlobalConfiguration.get().proxies.velocity.enabled) ? "Velocity" : "BungeeCord";
+         String proxyLink = (io.papermc.paper.configuration.GlobalConfiguration.get().proxies.velocity.enabled) ? "https://docs.papermc.io/velocity/security" : "http://www.spigotmc.org/wiki/firewall-guide/";
+         // Paper end
+-        if (!this.usesAuthentication()) {
++        if (!this.usesAuthentication() && !LuminolConfig.disableOfflineModeWarning) { //Luminol - Add config for offline mod warning
+             DedicatedServer.LOGGER.warn("**** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!");
+             DedicatedServer.LOGGER.warn("The server will make no attempt to authenticate usernames. Beware.");
+             // Spigot start

patches/server/0039-Add-config-for-root-user-warning.patch

@@ -0,0 +1,39 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: M2ke4U <79621885+MrHua269@users.noreply.github.com>
+Date: Thu, 30 Nov 2023 22:41:04 +0800
+Subject: [PATCH] Add config for root user warning
+
+
+diff --git a/src/main/java/me/earthme/luminol/LuminolConfig.java b/src/main/java/me/earthme/luminol/LuminolConfig.java
+index 8bf7a0235ed292d6cb3beca9b786a69148e0b4d9..7ada58f2fa83a47908723bdf1e5c5fbbc2f5ffa9 100644
+--- a/src/main/java/me/earthme/luminol/LuminolConfig.java
++++ b/src/main/java/me/earthme/luminol/LuminolConfig.java
+@@ -33,6 +33,7 @@ public class LuminolConfig {
+     public static boolean disableUsernameCheck = false;
+     public static boolean disableOfflineModeWarning = false;
+     public static boolean fixSpectorTeleportFolia = false;
++    public static boolean disableRootUserWarning = false;
+ 
+     public static boolean safeTeleportation = true;
+     public static boolean enableSandDuping = false;
+@@ -134,6 +135,7 @@ public class LuminolConfig {
+         disableUsernameCheck = get("misc.disable_username_check",disableUsernameCheck,"Disable username check that can accept usernames with other characters(such as Chinese).Not recommended to use");
+         fixSpectorTeleportFolia = get("misc.fix_folia_spector_teleport",fixSpectorTeleportFolia);
+         disableOfflineModeWarning = get("misc.disable_offline_mode_warning",disableOfflineModeWarning);
++        disableRootUserWarning = get("misc.disable_root_user_warning",disableRootUserWarning);
+ 
+         if (tpsbarEnabled){
+             initTpsbar();
+diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+index 4cc62104942e58ededd5c838f4bd5c4db0d574d4..964777e992974dc02ee106ec47efd2e04f3b76c3 100644
+--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
++++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+@@ -178,7 +178,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
+         }
+ 
+         // Paper start - detect running as root
+-        if (io.papermc.paper.util.ServerEnvironment.userIsRootOrAdmin()) {
++        if (io.papermc.paper.util.ServerEnvironment.userIsRootOrAdmin() && !LuminolConfig.disableRootUserWarning) { //Luminol - Add config for root user warning
+             DedicatedServer.LOGGER.warn("****************************");
+             DedicatedServer.LOGGER.warn("YOU ARE RUNNING THIS SERVER AS AN ADMINISTRATIVE OR ROOT USER. THIS IS NOT ADVISED.");
+             DedicatedServer.LOGGER.warn("YOU ARE OPENING YOURSELF UP TO POTENTIAL RISKS WHEN DOING THIS.");