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42 lines
2.0 KiB
Diff
42 lines
2.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Thu, 25 Nov 2021 10:25:09 +0100
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Subject: [PATCH] Prevent excessive velocity through repeated crits
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diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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index a5d3e5b402ca0a2e806a783304d43eac9dc142ad..d46886a658c5058ba2c622daff96f5daf15ef3f3 100644
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--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
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@@ -2875,17 +2875,29 @@ public abstract class LivingEntity extends Entity implements Attackable {
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return this.hasEffect(MobEffects.JUMP) ? 0.1F * ((float) this.getEffect(MobEffects.JUMP).getAmplifier() + 1.0F) : 0.0F;
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}
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+ protected long lastJumpTime = 0L; // Paper - Prevent excessive velocity through repeated crits
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@VisibleForTesting
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public void jumpFromGround() {
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float f = this.getJumpPower();
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if (f > 1.0E-5F) {
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Vec3 vec3d = this.getDeltaMovement();
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+ // Paper start - Prevent excessive velocity through repeated crits
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+ long time = System.nanoTime();
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+ boolean canCrit = true;
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+ if (this instanceof net.minecraft.world.entity.player.Player) {
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+ canCrit = false;
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+ if (time - this.lastJumpTime > (long)(0.250e9)) {
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+ this.lastJumpTime = time;
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+ canCrit = true;
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+ }
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+ }
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+ // Paper end - Prevent excessive velocity through repeated crits
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this.setDeltaMovement(vec3d.x, Math.max((double) f, vec3d.y), vec3d.z);
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if (this.isSprinting()) {
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float f1 = this.getYRot() * 0.017453292F;
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-
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+ if (canCrit) // Paper - Prevent excessive velocity through repeated crits
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this.addDeltaMovement(new Vec3((double) (-Mth.sin(f1)) * 0.2D, 0.0D, (double) Mth.cos(f1) * 0.2D));
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}
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