83 lines
5.0 KiB
Diff
83 lines
5.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <spottedleaf@spottedleaf.dev>
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Date: Mon, 2 Aug 2021 10:10:40 +0200
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Subject: [PATCH] Improve boat collision performance
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diff --git a/src/main/java/net/minecraft/Util.java b/src/main/java/net/minecraft/Util.java
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index 81f4f26a6b83079d36acd1fd86dede0eb1116c01..59437f04911662f06596ef61b91017caa6427eec 100644
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--- a/src/main/java/net/minecraft/Util.java
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+++ b/src/main/java/net/minecraft/Util.java
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@@ -75,6 +75,7 @@ public class Util {
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}).findFirst().orElseThrow(() -> {
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return new IllegalStateException("No jar file system provider found");
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});
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+ public static final double COLLISION_EPSILON = 1.0E-7; // Paper
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static final Logger LOGGER = LogManager.getLogger();
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public static <K, V> Collector<Entry<? extends K, ? extends V>, ?, Map<K, V>> toMap() {
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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 24c629d5f26bc5aadebcf39a63930b3448525242..2b7eeb5659b1083ef550eb9feb0b7ba8a92a92e3 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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@@ -1321,7 +1321,7 @@ public abstract class LivingEntity extends Entity {
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if (!source.isProjectile()) {
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Entity entity = source.getDirectEntity();
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- if (entity instanceof LivingEntity) {
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+ if (entity instanceof LivingEntity && entity.distanceToSqr(this) <= (200.0D * 200.0D)) { // Paper
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this.blockUsingShield((LivingEntity) entity);
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}
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}
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@@ -1430,11 +1430,12 @@ public abstract class LivingEntity extends Entity {
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}
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if (entity1 != null) {
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- double d0 = entity1.getX() - this.getX();
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+ final boolean far = entity1.distanceToSqr(this) > (200.0 * 200.0); // Paper
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+ double d0 = far ? (Math.random() - Math.random()) : entity1.getX() - this.getX(); // Paper
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double d1;
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- for (d1 = entity1.getZ() - this.getZ(); d0 * d0 + d1 * d1 < 1.0E-4D; d1 = (Math.random() - Math.random()) * 0.01D) {
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+ for (d1 = far ? Math.random() - Math.random() : entity1.getZ() - this.getZ(); d0 * d0 + d1 * d1 < 1.0E-4D; d1 = (Math.random() - Math.random()) * 0.01D) { // Paper
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d0 = (Math.random() - Math.random()) * 0.01D;
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}
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@@ -2086,7 +2087,7 @@ public abstract class LivingEntity extends Entity {
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this.hurtCurrentlyUsedShield((float) -event.getDamage(DamageModifier.BLOCKING));
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Entity entity = damagesource.getDirectEntity();
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- if (entity instanceof LivingEntity) {
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+ if (entity instanceof LivingEntity && entity.distanceToSqr(this) <= (200.0D * 200.0D)) { // Paper
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this.blockUsingShield((LivingEntity) entity);
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}
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}
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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 aa7c022c4faade23bd9061311d4152cf845d3331..99124b70d82140b108d424a5206657efe94f184e 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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@@ -688,8 +688,7 @@ public class Boat extends Entity {
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this.invFriction = 0.05F;
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if (this.oldStatus == Boat.Status.IN_AIR && this.status != Boat.Status.IN_AIR && this.status != Boat.Status.ON_LAND) {
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this.waterLevel = this.getY(1.0D);
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- this.setPos(this.getX(), (double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D, this.getZ());
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- this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D));
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+ this.setDeltaMovement(this.getDeltaMovement().multiply(1.0D, 0.0D, 1.0D).add(0.0, ((double) (this.getWaterLevelAbove() - this.getBbHeight()) + 0.101D) - this.getY(), 0.0)); // Paper
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this.lastYd = 0.0D;
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this.status = Boat.Status.IN_WATER;
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} else {
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diff --git a/src/main/java/net/minecraft/world/item/BoatItem.java b/src/main/java/net/minecraft/world/item/BoatItem.java
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index c0864c833fd313e6ba9339ecc7f9e2359954bda3..9a11248b13d231c1797e14f843cb8cbec0d35a6e 100644
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--- a/src/main/java/net/minecraft/world/item/BoatItem.java
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+++ b/src/main/java/net/minecraft/world/item/BoatItem.java
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@@ -67,7 +67,7 @@ public class BoatItem extends Item {
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entityboat.setType(this.type);
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entityboat.setYRot(user.getYRot());
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- if (!world.noCollision(entityboat, entityboat.getBoundingBox().inflate(-0.1D))) {
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+ if (!world.noCollision(entityboat, entityboat.getBoundingBox().inflate(-net.minecraft.Util.COLLISION_EPSILON))) { // Paper
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return InteractionResultHolder.fail(itemstack);
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} else {
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if (!world.isClientSide) {
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