Purpur/patches/server/0055-Configurable-TPS-Catchup.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Thu, 26 Mar 2020 19:06:22 -0500
Subject: [PATCH] Configurable TPS Catchup


diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 713ed9f0c789e0b0c2814dc03865c22cfc47d534..36d26af5b28e96cee930307b6d18edd7bfae8f23 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1182,7 +1182,13 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
                     this.tickServer(this::haveTime);
                     this.profiler.popPush("nextTickWait");
                     this.mayHaveDelayedTasks = true;
-                    this.delayedTasksMaxNextTickTime = Math.max(Util.getMillis() + 50L, this.nextTickTime);
+                    // Purpur start - tps catchup
+                    if (net.pl3x.purpur.PurpurConfig.tpsCatchup) {
+                        this.delayedTasksMaxNextTickTime = Math.max(Util.getMillis() + 50L, this.nextTickTime);
+                    } else {
+                        this.delayedTasksMaxNextTickTime = this.nextTickTime = curTime / 1000000L + 50L;
+                    }
+                    // Purpur end - tps catchup
                     this.waitUntilNextTick();
                     this.profiler.pop();
                     this.endMetricsRecordingTick();
diff --git a/src/main/java/net/pl3x/purpur/PurpurConfig.java b/src/main/java/net/pl3x/purpur/PurpurConfig.java
index c420c7ecb2ad03c808badbf7e1c77ba27d651713..5f6fb1ac7c4b022109e102308cb6ca4c9997e1f1 100644
--- a/src/main/java/net/pl3x/purpur/PurpurConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurConfig.java
@@ -192,4 +192,9 @@ public class PurpurConfig {
         loggerSuppressInitLegacyMaterialError = getBoolean("settings.logger.suppress-init-legacy-material-errors", loggerSuppressInitLegacyMaterialError);
         loggerSuppressIgnoredAdvancementWarnings = getBoolean("settings.logger.suppress-ignored-advancement-warnings", loggerSuppressIgnoredAdvancementWarnings);
     }
+
+    public static boolean tpsCatchup = true;
+    private static void tpsCatchup() {
+        tpsCatchup = getBoolean("settings.tps-catchup", tpsCatchup);
+    }
 }