PaperMC/patches/server/0646-Prevent-excessive-velocity-through-repeated-crits.patch
2024-04-27 13:27:01 -07:00

40 lines
2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <nassim@njahnke.dev>
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 f5c18ac111188ae2397eaf41cac28edda98c1002..be044167883611dde0665749d9e243b9c7b6fbd2 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -2748,16 +2748,28 @@ public abstract class LivingEntity extends Entity implements Attackable {
return this.hasEffect(MobEffects.JUMP) ? 0.1F * ((float) this.getEffect(MobEffects.JUMP).getAmplifier() + 1.0F) : 0.0F;
}
+ protected long lastJumpTime = 0L; // Paper - Prevent excessive velocity through repeated crits
protected void jumpFromGround() {
float f = this.getJumpPower();
if (f > 1.0E-5F) {
Vec3 vec3d = this.getDeltaMovement();
+ // Paper start - Prevent excessive velocity through repeated crits
+ 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 - Prevent excessive velocity through repeated crits
this.setDeltaMovement(vec3d.x, (double) f, vec3d.z);
if (this.isSprinting()) {
float f1 = this.getYRot() * 0.017453292F;
-
+ if (canCrit) // Paper - Prevent excessive velocity through repeated crits
this.addDeltaMovement(new Vec3((double) (-Mth.sin(f1)) * 0.2D, 0.0D, (double) Mth.cos(f1) * 0.2D));
}