Leaf/patches/server/0013-Purpur-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] Purpur: Configurable TPS Catchup

Original license: MIT
Original project: https://github.com/PurpurMC/Purpur

diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 411fae7132b1d1763712594a18cff10d612cef7e..75daffc4eaa831708f1ccfa5370ddf1871998033 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1179,6 +1179,13 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
                 this.profiler.popPush("nextTickWait");
                 this.mayHaveDelayedTasks = true;
                 this.delayedTasksMaxNextTickTime = Math.max(Util.getMillis() + 50L, this.nextTickTime);
+                // Purpur start - tps catchup
+                if (org.dreeam.leaf.LeafConfig.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/org/dreeam/leaf/LeafConfig.java b/src/main/java/org/dreeam/leaf/LeafConfig.java
index a723d5a6bb69543072b8e9a7082ba3f0e89d453e..66092bc87472278898743971dd80244cb750297e 100644
--- a/src/main/java/org/dreeam/leaf/LeafConfig.java
+++ b/src/main/java/org/dreeam/leaf/LeafConfig.java
@@ -227,4 +227,9 @@ public class LeafConfig {
     private static void tickLoopSettings() {
         laggingThreshold = getDouble("settings.lagging-threshold", laggingThreshold);
     }
+
+    public static boolean tpsCatchup = true;
+    private static void tpsCatchup() {
+        tpsCatchup = getBoolean("settings.tps-catchup", tpsCatchup);
+    }
 }