Paper/patches/server/0034-Player-affects-spawning-API.patch
2024-10-25 14:25:28 +02:00

159 lines
10 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jedediah Smith <jedediah@silencegreys.com>
Date: Tue, 1 Mar 2016 14:47:52 -0600
Subject: [PATCH] Player affects spawning API
diff --git a/src/main/java/net/minecraft/world/entity/EntitySelector.java b/src/main/java/net/minecraft/world/entity/EntitySelector.java
index 048c8af16fad8708a486bb29304db22e2fb1ecb3..a617ea34cfc28cefd68dd14ffbb334b87f98f65c 100644
--- a/src/main/java/net/minecraft/world/entity/EntitySelector.java
+++ b/src/main/java/net/minecraft/world/entity/EntitySelector.java
@@ -29,6 +29,11 @@ public final class EntitySelector {
public static final Predicate<Entity> CAN_BE_PICKED = EntitySelector.NO_SPECTATORS.and(Entity::isPickable);
private EntitySelector() {}
+ // Paper start - Affects Spawning API
+ public static final Predicate<Entity> PLAYER_AFFECTS_SPAWNING = (entity) -> {
+ return !entity.isSpectator() && entity.isAlive() && entity instanceof Player player && player.affectsSpawning;
+ };
+ // Paper end - Affects Spawning API
public static Predicate<Entity> withinDistance(double x, double y, double z, double max) {
double d4 = max * max;
diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
index efa1d813699286c0a2632f44c4d7eecd06e8aa64..9655466953cf850b82716246821a3ebb968a5478 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -858,7 +858,7 @@ public abstract class Mob extends LivingEntity implements EquipmentUser, Leashab
if (this.level().getDifficulty() == Difficulty.PEACEFUL && this.shouldDespawnInPeaceful()) {
this.discard(EntityRemoveEvent.Cause.DESPAWN); // CraftBukkit - add Bukkit remove cause
} else if (!this.isPersistenceRequired() && !this.requiresCustomPersistence()) {
- Player entityhuman = this.level().getNearestPlayer(this, -1.0D);
+ Player entityhuman = this.level().findNearbyPlayer(this, -1.0D, EntitySelector.PLAYER_AFFECTS_SPAWNING); // Paper - Affects Spawning API
if (entityhuman != null) {
// Paper start - Configurable despawn distances
diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonTrapGoal.java b/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonTrapGoal.java
index c86e2d75ac627e9c92a6e006cb4c06ec6a2cb91e..521b09ac14372f524b06ffdce57932d0a590700b 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonTrapGoal.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/SkeletonTrapGoal.java
@@ -27,7 +27,7 @@ public class SkeletonTrapGoal extends Goal {
@Override
public boolean canUse() {
- return this.horse.level().hasNearbyAlivePlayer(this.horse.getX(), this.horse.getY(), this.horse.getZ(), 10.0D);
+ return this.horse.level().hasNearbyAlivePlayerThatAffectsSpawning(this.horse.getX(), this.horse.getY(), this.horse.getZ(), 10.0D); // Paper - Affects Spawning API
}
@Override
diff --git a/src/main/java/net/minecraft/world/entity/monster/Silverfish.java b/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
index 0594b6adcb849bba2c810de245a3bdaeeca0be60..52d8ea3e40cdb01eab428f5d3d945c0c9f6088ce 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
@@ -123,7 +123,7 @@ public class Silverfish extends Monster {
} else {
Player entityhuman = world.getNearestPlayer((double) pos.getX() + 0.5D, (double) pos.getY() + 0.5D, (double) pos.getZ() + 0.5D, 5.0D, true);
- return entityhuman == null;
+ return !(entityhuman != null && !entityhuman.affectsSpawning) && entityhuman == null; // Paper - Affects Spawning API
}
}
diff --git a/src/main/java/net/minecraft/world/entity/monster/Zombie.java b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
index 3836d9255ac326a7220e1decd2e9d98be7884c17..73c4585870b7af409f84474f126a58497ed0495f 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
@@ -349,7 +349,7 @@ public class Zombie extends Monster {
if (SpawnPlacements.isSpawnPositionOk(entitytypes, world, blockposition) && SpawnPlacements.checkSpawnRules(entitytypes, world, EntitySpawnReason.REINFORCEMENT, blockposition, world.random)) {
entityzombie.setPos((double) i1, (double) j1, (double) k1);
- if (!world.hasNearbyAlivePlayer((double) i1, (double) j1, (double) k1, 7.0D) && world.isUnobstructed(entityzombie) && world.noCollision((Entity) entityzombie) && (entityzombie.canSpawnInLiquids() || !world.containsAnyLiquid(entityzombie.getBoundingBox()))) {
+ if (!world.hasNearbyAlivePlayerThatAffectsSpawning((double) i1, (double) j1, (double) k1, 7.0D) && world.isUnobstructed(entityzombie) && world.noCollision((Entity) entityzombie) && (entityzombie.canSpawnInLiquids() || !world.containsAnyLiquid(entityzombie.getBoundingBox()))) { // Paper - affects spawning api
entityzombie.setTarget(entityliving, EntityTargetEvent.TargetReason.REINFORCEMENT_TARGET, true); // CraftBukkit
entityzombie.finalizeSpawn(world, world.getCurrentDifficultyAt(entityzombie.blockPosition()), EntitySpawnReason.REINFORCEMENT, (SpawnGroupData) null);
world.addFreshEntityWithPassengers(entityzombie, CreatureSpawnEvent.SpawnReason.REINFORCEMENTS); // CraftBukkit
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index a879d715a78ff32cfb377dd29cd9facaf21b3f32..b953b8e7e184c0c0eb7231564ad120765d66823a 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -195,6 +195,7 @@ public abstract class Player extends LivingEntity {
public Entity currentExplosionCause;
private boolean ignoreFallDamageFromCurrentImpulse;
private int currentImpulseContextResetGraceTime;
+ public boolean affectsSpawning = true; // Paper - Affects Spawning API
// CraftBukkit start
public boolean fauxSleeping;
diff --git a/src/main/java/net/minecraft/world/level/BaseSpawner.java b/src/main/java/net/minecraft/world/level/BaseSpawner.java
index b2bed46f809abee056aa99f39f26f8c0fbf0036c..366661561544f8e99f238583259991e9fcbab8af 100644
--- a/src/main/java/net/minecraft/world/level/BaseSpawner.java
+++ b/src/main/java/net/minecraft/world/level/BaseSpawner.java
@@ -58,7 +58,7 @@ public abstract class BaseSpawner {
}
public boolean isNearPlayer(Level world, BlockPos pos) {
- return world.hasNearbyAlivePlayer((double) pos.getX() + 0.5D, (double) pos.getY() + 0.5D, (double) pos.getZ() + 0.5D, (double) this.requiredPlayerRange);
+ return world.hasNearbyAlivePlayerThatAffectsSpawning((double) pos.getX() + 0.5D, (double) pos.getY() + 0.5D, (double) pos.getZ() + 0.5D, (double) this.requiredPlayerRange); // Paper - Affects Spawning API
}
public void clientTick(Level world, BlockPos pos) {
diff --git a/src/main/java/net/minecraft/world/level/EntityGetter.java b/src/main/java/net/minecraft/world/level/EntityGetter.java
index f689b2ca0ebc15c099f36ebfd14e455bda540296..fb043d67eaa6336fc0b5d62774b8f1107f9dfa1e 100644
--- a/src/main/java/net/minecraft/world/level/EntityGetter.java
+++ b/src/main/java/net/minecraft/world/level/EntityGetter.java
@@ -71,6 +71,11 @@ public interface EntityGetter {
}
}
+ // Paper start - Affects Spawning API
+ default @Nullable Player findNearbyPlayer(Entity entity, double maxDistance, @Nullable Predicate<Entity> predicate) {
+ return this.getNearestPlayer(entity.getX(), entity.getY(), entity.getZ(), maxDistance, predicate);
+ }
+ // Paper end - Affects Spawning API
@Nullable
default Player getNearestPlayer(double x, double y, double z, double maxDistance, @Nullable Predicate<Entity> targetPredicate) {
double d = -1.0;
@@ -100,6 +105,20 @@ public interface EntityGetter {
return this.getNearestPlayer(x, y, z, maxDistance, predicate);
}
+ // Paper start - Affects Spawning API
+ default boolean hasNearbyAlivePlayerThatAffectsSpawning(double x, double y, double z, double range) {
+ for (Player player : this.players()) {
+ if (EntitySelector.PLAYER_AFFECTS_SPAWNING.test(player)) { // combines NO_SPECTATORS and LIVING_ENTITY_STILL_ALIVE with an "affects spawning" check
+ double distanceSqr = player.distanceToSqr(x, y, z);
+ if (range < 0.0D || distanceSqr < range * range) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+ // Paper end - Affects Spawning API
+
default boolean hasNearbyAlivePlayer(double x, double y, double z, double range) {
for (Player player : this.players()) {
if (EntitySelector.NO_SPECTATORS.test(player) && EntitySelector.LIVING_ENTITY_STILL_ALIVE.test(player)) {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index f7833cd528797ba46b001db5208c29eb11ae2529..2be8dc983d008cb3da597f3aabd5efc0df51f9e8 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -2452,6 +2452,17 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
return this.getHandle().language;
}
+ // Paper start
+ public void setAffectsSpawning(boolean affects) {
+ this.getHandle().affectsSpawning = affects;
+ }
+
+ @Override
+ public boolean getAffectsSpawning() {
+ return this.getHandle().affectsSpawning;
+ }
+ // Paper end
+
@Override
public void updateCommands() {
if (this.getHandle().connection == null) return;