PaperMC/patches/server/0799-Prevent-excessive-velocity-through-repeated-crits.patch
Nassim Jahnke 1358d1e914
Updated Upstream (CraftBukkit/Spigot) (#7580)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
881e06e5 PR-725: Add Item Unlimited Lifetime APIs

CraftBukkit Changes:
74c08312 SPIGOT-6962: Call EntityChangeBlockEvent when when FallingBlockEntity starts to fall
64db5126 SPIGOT-6959: Make /loot command ignore empty items for spawn
2d760831 Increase outdated build delay
9ed7e4fb SPIGOT-6138, SPIGOT-6415: Don't call CreatureSpawnEvent after cross-dimensional travel
fc4ad813 SPIGOT-6895: Trees grown with applyBoneMeal() don't fire the StructureGrowthEvent
59733a2e SPIGOT-6961: Actually return a copy of the ItemMeta

Spigot Changes:
ffceeae3 SPIGOT-6956: Drop unload queue patch as attempt at fixing stop issue
e19ddabd PR-1011: Add Item Unlimited Lifetime APIs
34d40b0e SPIGOT-2942: give command fires PlayerDropItemEvent, cancelling it causes Item Duplication
2022-03-13 08:47:54 +01:00

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1.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <jahnke.nassim@gmail.com>
Date: Thu, 25 Nov 2021 10:25:09 +0100
Subject: [PATCH] Prevent excessive velocity through repeated crits
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index d64e946a3228b871fb8a9703a8631008078e4bec..4240d5bcb550c591706d978ddabffd79104faa37 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -2594,14 +2594,27 @@ public abstract class LivingEntity extends Entity {
return this.hasEffect(MobEffects.JUMP) ? (double) (0.1F * (float) (this.getEffect(MobEffects.JUMP).getAmplifier() + 1)) : 0.0D;
}
+ protected long lastJumpTime = 0L; // Paper
protected void jumpFromGround() {
double d0 = (double) this.getJumpPower() + this.getJumpBoostPower();
Vec3 vec3d = this.getDeltaMovement();
+ // Paper start
+ long time = System.nanoTime();
+ boolean canCrit = true;
+ if (this instanceof net.minecraft.world.entity.player.Player) {
+ canCrit = false;
+ if (time - this.lastJumpTime > (long)(0.250e9)) {
+ this.lastJumpTime = time;
+ canCrit = true;
+ }
+ }
+ // Paper end
this.setDeltaMovement(vec3d.x, d0, vec3d.z);
if (this.isSprinting()) {
float f = this.getYRot() * 0.017453292F;
+ if (canCrit) // Paper
this.setDeltaMovement(this.getDeltaMovement().add((double) (-Mth.sin(f) * 0.2F), 0.0D, (double) (Mth.cos(f) * 0.2F)));
}