diff options
Diffstat (limited to 'patches/server/0621-Fix-potions-splash-events.patch')
| -rw-r--r-- | patches/server/0621-Fix-potions-splash-events.patch | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/patches/server/0621-Fix-potions-splash-events.patch b/patches/server/0621-Fix-potions-splash-events.patch new file mode 100644 index 0000000000..e217ede002 --- /dev/null +++ b/patches/server/0621-Fix-potions-splash-events.patch @@ -0,0 +1,155 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic <[email protected]> +Date: Thu, 20 May 2021 20:40:53 -0700 +Subject: [PATCH] Fix potions splash events + +Fix PotionSplashEvent for water splash potions +Fixes SPIGOT-6221: https://hub.spigotmc.org/jira/projects/SPIGOT/issues/SPIGOT-6221 +Fix splash events cancellation that still show particles/sound + +diff --git a/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java b/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java +index b87077c47a0131c5f4ca085b6b32e657043a9e1a..40307233e5bc67d538f580bc514a033c64d1316a 100644 +--- a/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java ++++ b/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java +@@ -105,56 +105,77 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie + Potion potionregistry = PotionUtils.getPotion(itemstack); + List<MobEffectInstance> list = PotionUtils.getMobEffects(itemstack); + boolean flag = potionregistry == Potions.WATER && list.isEmpty(); ++ boolean showParticles = true; // Paper + + if (flag) { +- this.applyWater(); ++ showParticles = this.applyWater(); // Paper + } else if (true || !list.isEmpty()) { // CraftBukkit - Call event even if no effects to apply + if (this.isLingering()) { +- this.makeAreaOfEffectCloud(itemstack, potionregistry, hitResult); // CraftBukkit - Pass MovingObjectPosition ++ showParticles = this.makeAreaOfEffectCloud(itemstack, potionregistry, hitResult); // CraftBukkit - Pass MovingObjectPosition // Paper + } else { +- this.applySplash(list, hitResult.getType() == HitResult.Type.ENTITY ? ((EntityHitResult) hitResult).getEntity() : null, hitResult); // CraftBukkit - Pass MovingObjectPosition ++ showParticles = this.applySplash(list, hitResult.getType() == HitResult.Type.ENTITY ? ((EntityHitResult) hitResult).getEntity() : null, hitResult); // CraftBukkit - Pass MovingObjectPosition // Paper + } + } + ++ if (showParticles) { // Paper + int i = potionregistry.hasInstantEffects() ? 2007 : 2002; + + this.level().levelEvent(i, this.blockPosition(), PotionUtils.getColor(itemstack)); ++ } // Paper + this.discard(); + } + } + +- private void applyWater() { ++ private static final Predicate<net.minecraft.world.entity.LivingEntity> APPLY_WATER_GET_ENTITIES_PREDICATE = ThrownPotion.WATER_SENSITIVE_OR_ON_FIRE.or(Axolotl.class::isInstance); // Paper ++ private boolean applyWater() { // Paper + AABB axisalignedbb = this.getBoundingBox().inflate(4.0D, 2.0D, 4.0D); +- List<net.minecraft.world.entity.LivingEntity> list = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb, ThrownPotion.WATER_SENSITIVE_OR_ON_FIRE); ++ // Paper start ++ List<net.minecraft.world.entity.LivingEntity> list = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb, ThrownPotion.APPLY_WATER_GET_ENTITIES_PREDICATE); ++ Map<LivingEntity, Double> affected = new HashMap<>(); ++ java.util.Set<LivingEntity> rehydrate = new java.util.HashSet<>(); ++ java.util.Set<LivingEntity> extinguish = new java.util.HashSet<>(); + Iterator iterator = list.iterator(); + + while (iterator.hasNext()) { + net.minecraft.world.entity.LivingEntity entityliving = (net.minecraft.world.entity.LivingEntity) iterator.next(); ++ if (entityliving instanceof Axolotl axolotl) { ++ rehydrate.add(((org.bukkit.entity.Axolotl) axolotl.getBukkitEntity())); ++ } + double d0 = this.distanceToSqr((Entity) entityliving); + + if (d0 < 16.0D) { + if (entityliving.isSensitiveToWater()) { +- entityliving.hurt(this.damageSources().indirectMagic(this, this.getOwner()), 1.0F); ++ affected.put(entityliving.getBukkitLivingEntity(), 1.0); + } + + if (entityliving.isOnFire() && entityliving.isAlive()) { +- entityliving.extinguishFire(); ++ extinguish.add(entityliving.getBukkitLivingEntity()); + } + } + } + +- List<Axolotl> list1 = this.level().getEntitiesOfClass(Axolotl.class, axisalignedbb); +- Iterator iterator1 = list1.iterator(); +- +- while (iterator1.hasNext()) { +- Axolotl axolotl = (Axolotl) iterator1.next(); +- +- axolotl.rehydrate(); ++ io.papermc.paper.event.entity.WaterBottleSplashEvent event = new io.papermc.paper.event.entity.WaterBottleSplashEvent( ++ (org.bukkit.entity.ThrownPotion) this.getBukkitEntity(), affected, rehydrate, extinguish ++ ); ++ if (event.callEvent()) { ++ for (LivingEntity affectedEntity : event.getToDamage()) { ++ ((CraftLivingEntity) affectedEntity).getHandle().hurt(this.damageSources().indirectMagic(this, this.getOwner()), 1.0F); ++ } ++ for (LivingEntity toExtinguish : event.getToExtinguish()) { ++ ((CraftLivingEntity) toExtinguish).getHandle().extinguishFire(); ++ } ++ for (LivingEntity toRehydrate : event.getToRehydrate()) { ++ if (((CraftLivingEntity) toRehydrate).getHandle() instanceof Axolotl axolotl) { ++ axolotl.rehydrate(); ++ } ++ } ++ // Paper end + } ++ return !event.isCancelled(); // Paper + + } + +- private void applySplash(List<MobEffectInstance> list, @Nullable Entity entity, HitResult position) { // CraftBukkit - Pass MovingObjectPosition ++ private boolean applySplash(List<MobEffectInstance> list, @Nullable Entity entity, HitResult position) { // CraftBukkit - Pass MovingObjectPosition // Paper - return boolean + AABB axisalignedbb = this.getBoundingBox().inflate(4.0D, 2.0D, 4.0D); + List<net.minecraft.world.entity.LivingEntity> list1 = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb); + Map<LivingEntity, Double> affected = new HashMap<LivingEntity, Double>(); // CraftBukkit +@@ -172,6 +193,7 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie + if (d0 < 16.0D) { + double d1; + ++ // Paper - diff on change, used when calling the splash event for water splash potions + if (entityliving == entity) { + d1 = 1.0D; + } else { +@@ -226,10 +248,11 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie + } + } + } ++ return !event.isCancelled(); // Paper + + } + +- private void makeAreaOfEffectCloud(ItemStack itemstack, Potion potionregistry, HitResult position) { // CraftBukkit - Pass MovingObjectPosition ++ private boolean makeAreaOfEffectCloud(ItemStack itemstack, Potion potionregistry, HitResult position) { // CraftBukkit - Pass MovingObjectPosition // Paper - return boolean + AreaEffectCloud entityareaeffectcloud = new AreaEffectCloud(this.level(), this.getX(), this.getY(), this.getZ()); + Entity entity = this.getOwner(); + +@@ -244,10 +267,12 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie + entityareaeffectcloud.setPotion(potionregistry); + Iterator iterator = PotionUtils.getCustomEffects(itemstack).iterator(); + ++ boolean noEffects = potionregistry.getEffects().isEmpty(); // Paper + while (iterator.hasNext()) { + MobEffectInstance mobeffect = (MobEffectInstance) iterator.next(); + + entityareaeffectcloud.addEffect(new MobEffectInstance(mobeffect)); ++ noEffects = false; // Paper + } + + CompoundTag nbttagcompound = itemstack.getTag(); +@@ -258,12 +283,13 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie + + // CraftBukkit start + org.bukkit.event.entity.LingeringPotionSplashEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callLingeringPotionSplashEvent(this, position, entityareaeffectcloud); +- if (!(event.isCancelled() || entityareaeffectcloud.isRemoved())) { ++ if (!(event.isCancelled() || entityareaeffectcloud.isRemoved() || (noEffects && entityareaeffectcloud.effects.isEmpty() && entityareaeffectcloud.getPotion().getEffects().isEmpty()))) { // Paper - don't spawn area effect cloud if the effects were empty and not changed during the event handling + this.level().addFreshEntity(entityareaeffectcloud); + } else { + entityareaeffectcloud.discard(); + } + // CraftBukkit end ++ return !event.isCancelled(); // Paper + } + + public boolean isLingering() { |