101 lines
5.4 KiB
Diff
101 lines
5.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Allink <arclicious@vivaldi.net>
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Date: Thu, 21 Apr 2022 13:52:32 +0100
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Subject: [PATCH] Limit amount of vehicle collision checks to 3 and discard
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vehicles if they collide with more than 15 other entities
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diff --git a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
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index 44a6118d3bd67a95180f750c17967561946e2e87..8aece67eba8d6b558bc2441b8b8e599f86e12e4f 100644
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--- a/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
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+++ b/src/main/java/net/minecraft/world/entity/vehicle/AbstractMinecart.java
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@@ -8,6 +8,7 @@ import com.mojang.datafixers.util.Pair;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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+import java.util.concurrent.TimeUnit; // Scissors
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import javax.annotation.Nullable;
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import net.minecraft.BlockUtil;
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import net.minecraft.Util;
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@@ -111,6 +112,7 @@ public abstract class AbstractMinecart extends Entity {
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private double flyingX = 0.949999988079071D; // Paper - restore vanilla precision
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private double flyingY = 0.949999988079071D; // Paper - restore vanilla precision
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private double flyingZ = 0.949999988079071D; // Paper - restore vanilla precision
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+ private long lastLargeCollision = 0L; // Scissors - Add a collision debounce
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public double maxSpeed = 0.4D;
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// CraftBukkit end
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@@ -432,8 +434,8 @@ public abstract class AbstractMinecart extends Entity {
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if (this.getMinecartType() == AbstractMinecart.Type.RIDEABLE && this.getDeltaMovement().horizontalDistanceSqr() > 0.01D) {
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List<Entity> list = this.level().getEntities((Entity) this, this.getBoundingBox().inflate(0.20000000298023224D, 0.0D, 0.20000000298023224D), EntitySelector.pushableBy(this));
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- if (!list.isEmpty()) {
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- Iterator iterator = list.iterator();
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+ if (!list.isEmpty() && (System.currentTimeMillis() - lastLargeCollision) >= TimeUnit.SECONDS.toMillis(5)) { // Scissors - add collision debounce, using TimeUnit for better code readability
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+ Iterator iterator = list.size() <= 15 ? list.iterator() : list.subList(0, 15).iterator(); // Scissors
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while (iterator.hasNext()) {
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Entity entity = (Entity) iterator.next();
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@@ -462,6 +464,14 @@ public abstract class AbstractMinecart extends Entity {
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entity.push(this);
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}
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}
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+
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+ // Scissors start - Add a collision debounce
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+ if (list.size() > 15) {
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+ this.discard();
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+ } else if (list.size() > 3) {
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+ lastLargeCollision = System.currentTimeMillis();
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+ }
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+ // Scissors end
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}
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} else {
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Iterator iterator1 = this.level().getEntities(this, this.getBoundingBox().inflate(0.20000000298023224D, 0.0D, 0.20000000298023224D)).iterator();
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diff --git a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
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index 5c07da62c82bc70138f6cb5007629d6974be69ac..301a72dffd4ac58333d987e85d22136498d2d82a 100644
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--- a/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
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+++ b/src/main/java/net/minecraft/world/entity/vehicle/Boat.java
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@@ -5,6 +5,7 @@ import com.google.common.collect.UnmodifiableIterator;
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import java.util.Iterator;
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import java.util.List;
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import java.util.function.IntFunction;
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+import java.util.concurrent.TimeUnit; // Scissors
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import javax.annotation.Nullable;
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import net.minecraft.BlockUtil;
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import net.minecraft.core.BlockPos;
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@@ -112,6 +113,7 @@ public class Boat extends Entity implements VariantHolder<Boat.Type> {
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public double unoccupiedDeceleration = -1;
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public boolean landBoats = false;
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// CraftBukkit end
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+ private long lastLargeCollision = 0L; // Scissors - Add a collision debounce
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public Boat(EntityType<? extends Boat> type, Level world) {
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super(type, world);
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@@ -465,9 +467,9 @@ public class Boat extends Entity implements VariantHolder<Boat.Type> {
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this.checkInsideBlocks();
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List<Entity> list = this.level().getEntities((Entity) this, this.getBoundingBox().inflate(0.20000000298023224D, -0.009999999776482582D, 0.20000000298023224D), EntitySelector.pushableBy(this));
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- if (!list.isEmpty()) {
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+ if (!list.isEmpty() && (System.currentTimeMillis() - lastLargeCollision) >= TimeUnit.SECONDS.toMillis(5)) { // Scissors - add collision debounce, using TimeUnit for better code readability
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boolean flag = !this.level().isClientSide && !(this.getControllingPassenger() instanceof Player);
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- Iterator iterator = list.iterator();
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+ Iterator iterator = list.size() <= 15 ? list.iterator() : list.subList(0, 15).iterator(); // Scissors
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while (iterator.hasNext()) {
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Entity entity = (Entity) iterator.next();
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@@ -480,6 +482,14 @@ public class Boat extends Entity implements VariantHolder<Boat.Type> {
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}
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}
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}
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+
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+ // Scissors start - Add collision debounce
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+ if (list.size() > 15) {
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+ this.discard();
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+ } else if (list.size() > 3) {
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+ lastLargeCollision = System.currentTimeMillis();
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+ }
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+ // Scissors end
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}
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}
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