From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Byteflux <byte@byteflux.net>
Date: Tue, 1 Mar 2016 14:14:15 -0600
Subject: [PATCH] Drop falling block and tnt entities at the specified height

Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>

diff --git a/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java b/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
index c186ea200e196ff97a9bbe78d4e550ccba2d40ac..c125564cfca5c4a616e11b334a9ec7929ebea496 100644
--- a/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
@@ -139,6 +139,17 @@ public class FallingBlockEntity extends Entity {
             }
 
             this.move(MoverType.SELF, this.getDeltaMovement());
+
+            // Paper start - Configurable EntityFallingBlock height nerf
+            if (this.level.paperConfig().fixes.fallingBlockHeightNerf.test(v -> this.getY() > v)) {
+                if (this.dropItem && this.level.getGameRules().getBoolean(GameRules.RULE_DOENTITYDROPS)) {
+                    this.spawnAtLocation(block);
+                }
+
+                this.discard();
+                return;
+            }
+            // Paper end
             if (!this.level.isClientSide) {
                 BlockPos blockposition = this.blockPosition();
                 boolean flag = this.blockState.getBlock() instanceof ConcretePowderBlock;
diff --git a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
index dd3eee50509f5388e78e0908e83925c43ab20628..43ec4bc45a3e553fbbf47aaf613f6e0aad2319cf 100644
--- a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
+++ b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
@@ -65,6 +65,12 @@ public class PrimedTnt extends Entity {
         }
 
         this.move(MoverType.SELF, this.getDeltaMovement());
+        // Paper start - Configurable TNT entity height nerf
+        if (this.level.paperConfig().fixes.tntEntityHeightNerf.test(v -> this.getY() > v)) {
+            this.discard();
+            return;
+        }
+        // Paper end
         this.setDeltaMovement(this.getDeltaMovement().scale(0.98D));
         if (this.onGround) {
             this.setDeltaMovement(this.getDeltaMovement().multiply(0.7D, -0.5D, 0.7D));
diff --git a/src/main/java/net/minecraft/world/entity/vehicle/MinecartTNT.java b/src/main/java/net/minecraft/world/entity/vehicle/MinecartTNT.java
index 4740e39f39bd9b652db8ec3861cee36652310fa8..8443ddd751b3eae3c834aa957ea01b09306c9373 100644
--- a/src/main/java/net/minecraft/world/entity/vehicle/MinecartTNT.java
+++ b/src/main/java/net/minecraft/world/entity/vehicle/MinecartTNT.java
@@ -52,6 +52,12 @@ public class MinecartTNT extends AbstractMinecart {
     public void tick() {
         super.tick();
         if (this.fuse > 0) {
+            // Paper start - Configurable TNT entity height nerf
+            if (this.level.paperConfig().fixes.tntEntityHeightNerf.test(v -> this.getY() > v)) {
+                this.discard();
+                return;
+            }
+            // Paper end
             --this.fuse;
             this.level.addParticle(ParticleTypes.SMOKE, this.getX(), this.getY() + 0.5D, this.getZ(), 0.0D, 0.0D, 0.0D);
         } else if (this.fuse == 0) {