Paper/patches/server/0039-Disable-explosion-knockback.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Sudzzy <originmc@outlook.com>
Date: Wed, 2 Mar 2016 14:48:03 -0600
Subject: [PATCH] Disable explosion knockback


diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index bffaa7397e931b7b15a1780989e69aae8b29345f..87b8a9bb1493d4ff048f0283151cfc5c8ea7d7ef 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1399,6 +1399,7 @@ public abstract class LivingEntity extends Entity {
                 }
             }
 
+            boolean knockbackCancelled = level.paperConfig().environment.disableExplosionKnockback && source.isExplosion() && this instanceof net.minecraft.world.entity.player.Player; // Paper - Disable explosion knockback
             if (flag1) {
                 if (flag) {
                     this.level.broadcastEntityEvent(this, (byte) 29);
@@ -1419,6 +1420,7 @@ public abstract class LivingEntity extends Entity {
                         b0 = 2;
                     }
 
+                    if (!knockbackCancelled) // Paper - Disable explosion knockback
                     this.level.broadcastEntityEvent(this, b0);
                 }
 
@@ -1442,6 +1444,7 @@ public abstract class LivingEntity extends Entity {
                 }
             }
 
+            if (knockbackCancelled) this.level.broadcastEntityEvent(this, (byte) 2); // Paper - Disable explosion knockback
             if (this.isDeadOrDying()) {
                 if (!this.checkTotemDeathProtection(source)) {
                     SoundEvent soundeffect = this.getDeathSound();
diff --git a/src/main/java/net/minecraft/world/level/Explosion.java b/src/main/java/net/minecraft/world/level/Explosion.java
index db7a025cd064c898e33037133b65eecc3702542d..af9645a3ef9dab1134977b30937f15fa3fa27a95 100644
--- a/src/main/java/net/minecraft/world/level/Explosion.java
+++ b/src/main/java/net/minecraft/world/level/Explosion.java
@@ -260,14 +260,14 @@ public class Explosion {
                         double d14 = d13;
 
                         if (entity instanceof LivingEntity) {
-                            d14 = ProtectionEnchantment.getExplosionKnockbackAfterDampener((LivingEntity) entity, d13);
+                            d14 = entity instanceof Player && level.paperConfig().environment.disableExplosionKnockback ? 0 : ProtectionEnchantment.getExplosionKnockbackAfterDampener((LivingEntity) entity, d13); // Paper - Disable explosion knockback
                         }
 
                         entity.setDeltaMovement(entity.getDeltaMovement().add(d8 * d14, d9 * d14, d10 * d14));
                         if (entity instanceof Player) {
                             Player entityhuman = (Player) entity;
 
-                            if (!entityhuman.isSpectator() && (!entityhuman.isCreative() || !entityhuman.getAbilities().flying)) {
+                            if (!entityhuman.isSpectator() && (!entityhuman.isCreative() || !entityhuman.getAbilities().flying) && !level.paperConfig().environment.disableExplosionKnockback) { // Paper - Disable explosion knockback
                                 this.hitPlayers.put(entityhuman, new Vec3(d8 * d13, d9 * d13, d10 * d13));
                             }
                         }