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Paper/patches/unapplied/server/0028-Player-affects-spawnin...

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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 5c3b11f738c1ea19981cc878aa6c2323497391a0..6fd874a83a248e6a7d427d18d11fc608544662c5 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_COLLIDED_WITH = EntitySelector.NO_SPECTATORS.and(Entity::canBeCollidedWith);
private EntitySelector() {}
+ // Paper start
+ public static final Predicate<Entity> PLAYER_AFFECTS_SPAWNING = (entity) -> {
+ return !entity.isSpectator() && entity.isAlive() && entity instanceof Player player && player.affectsSpawning;
+ };
+ // Paper end
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 a27082368913e5c6dc926bd197f3b135a633f30d..d315d9e0e6724e210924ec5814545e8c52ba2d8b 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -790,7 +790,7 @@ public abstract class Mob extends LivingEntity {
if (this.level.getDifficulty() == Difficulty.PEACEFUL && this.shouldDespawnInPeaceful()) {
this.discard();
} 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
if (entityhuman != null) {
double d0 = entityhuman.distanceToSqr((Entity) this);
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 114352b9e8aeea7c728b6b58047e38e2530401a9..43e481377ba1596e740eacefd21d9664b7807883 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
@@ -24,7 +24,7 @@ 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 87f66fd33e404367d924137b2d8aac3b06937f43..2dcda3b03796655da443e1b3dd68c6f6bca20d21 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Silverfish.java
@@ -127,7 +127,7 @@ public class Silverfish extends Monster {
if (checkAnyLightMonsterSpawnRules(type, world, spawnReason, pos, random)) {
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
} else {
return false;
}
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 1b48576beca178af14bfab297bd427b5f5bdaf42..d3ca0706e8dc3160d2100d23788dd3d501b29215 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Zombie.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Zombie.java
@@ -324,7 +324,7 @@ public class Zombie extends Monster {
if (NaturalSpawner.isSpawnPositionOk(entitypositiontypes_surface, this.level, blockposition, entitytypes) && SpawnPlacements.checkSpawnRules(entitytypes, worldserver, MobSpawnType.REINFORCEMENT, blockposition, this.level.random)) {
entityzombie.setPos((double) i1, (double) j1, (double) k1);
- if (!this.level.hasNearbyAlivePlayer((double) i1, (double) j1, (double) k1, 7.0D) && this.level.isUnobstructed(entityzombie) && this.level.noCollision((Entity) entityzombie) && !this.level.containsAnyLiquid(entityzombie.getBoundingBox())) {
+ if (!this.level.hasNearbyAlivePlayerThatAffectsSpawning((double) i1, (double) j1, (double) k1, 7.0D) && this.level.isUnobstructed(entityzombie) && this.level.noCollision((Entity) entityzombie) && !this.level.containsAnyLiquid(entityzombie.getBoundingBox())) { // Paper - Affects Spawning API
entityzombie.setTarget(entityliving, EntityTargetEvent.TargetReason.REINFORCEMENT_TARGET, true); // CraftBukkit
entityzombie.finalizeSpawn(worldserver, this.level.getCurrentDifficultyAt(entityzombie.blockPosition()), MobSpawnType.REINFORCEMENT, (SpawnGroupData) null, (CompoundTag) null);
worldserver.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 1883c6a4a6a58b25913eaed40786ea67785bad37..4751fea5e7319600422c4fb3e40026a36db85a6a 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -184,6 +184,9 @@ public abstract class Player extends LivingEntity {
private Optional<GlobalPos> lastDeathLocation;
@Nullable
public FishingHook fishing;
+ // Paper start
+ public boolean affectsSpawning = true;
+ // Paper end
// 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 ab22310d5ab4ad7014b88080cbd44a2881002b55..b0ac72a69e13f2376aa4c66d9a1f5a01b480785c 100644
--- a/src/main/java/net/minecraft/world/level/BaseSpawner.java
+++ b/src/main/java/net/minecraft/world/level/BaseSpawner.java
@@ -51,7 +51,7 @@ 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 f62e4e36dd26bde067e4787fd0da1440b15a57fa..abd74c6502e07857e0f64c5f99534b68975acd69 100644
--- a/src/main/java/net/minecraft/world/level/EntityGetter.java
+++ b/src/main/java/net/minecraft/world/level/EntityGetter.java
@@ -82,6 +82,11 @@ public interface EntityGetter {
}
}
+ // Paper start
+ 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
@Nullable
default Player getNearestPlayer(double x, double y, double z, double maxDistance, @Nullable Predicate<Entity> targetPredicate) {
double d = -1.0D;
@@ -111,6 +116,20 @@ public interface EntityGetter {
return this.getNearestPlayer(x, y, z, maxDistance, predicate);
}
+ // Paper start
+ 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
+
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 6708c2c88251f4e5f623cd785c14b2d3ed2d3de0..182881c867e68e59e89f56f8dc66001b0d2b3add 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -2084,8 +2084,20 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
@Override
public String getLocale() {
return this.getHandle().locale;
+
+ }
+
+ // 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;
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