Examples with DamageSource net.minecraft.world.damagesource.DamageSource used on opensource projects

Example 11 with DamageSource

use of net.minecraft.world.damagesource.DamageSource in project MagicPlugin by elBukkit.

the class CompatibilityUtils method magicDamage.

@Override
public void magicDamage(Damageable target, double amount, Entity source) {
    try {
        if (target == null || target.isDead())
            return;
        // Might need to config-drive this, or just go back to defaulting to normal damage
        if (!USE_MAGIC_DAMAGE || target instanceof Witch || target instanceof Enderman || target instanceof ArmorStand || !(target instanceof LivingEntity)) {
            damage(target, amount, source);
            return;
        }
        net.minecraft.world.entity.Entity targetHandle = ((CraftEntity) target).getHandle();
        if (targetHandle == null)
            return;
        net.minecraft.world.entity.Entity sourceHandle = source == null ? null : ((CraftEntity) source).getHandle();
        // Bukkit won't allow magic damage from anything but a potion..
        if (sourceHandle != null && source instanceof LivingEntity) {
            Location location = target.getLocation();
            ThrownPotion potion = getOrCreatePotionEntity(location);
            net.minecraft.world.entity.Entity potionHandle = ((CraftEntity) potion).getHandle();
            potion.setShooter((LivingEntity) source);
            DamageSource magicSource = DamageSource.indirectMagic(potionHandle, sourceHandle);
            // This is a bit of hack that lets us damage the ender dragon, who is a weird and annoying collection
            // of various non-living entity pieces.
            ((EntityDamageSource) magicSource).setThorns();
            try (EnteredStateTracker.Touchable damaging = isDamaging.enter()) {
                damaging.touch();
                targetHandle.hurt(magicSource, (float) amount);
            }
        } else {
            try (EnteredStateTracker.Touchable damaging = isDamaging.enter()) {
                damaging.touch();
                targetHandle.hurt(DamageSource.MAGIC, (float) amount);
            }
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

Example 12 with DamageSource

use of net.minecraft.world.damagesource.DamageSource in project SpongeCommon by SpongePowered.

the class EntityPerformingDropsTransaction method captureState.

@Override
protected void captureState() {
    super.captureState();
    final Entity entity = this.destroyingEntity;
    this.worldSupplier = VolumeStreamUtils.createWeaklyReferencedSupplier((ServerLevel) entity.level, "ServerLevel");
    final CompoundTag tag = new CompoundTag();
    entity.saveWithoutId(tag);
    this.entityTag = tag;
    @Nullable final DamageSource lastAttacker;
    if (entity instanceof LivingEntity) {
        final CombatEntry entry = ((CombatTrackerAccessor) ((LivingEntity) entity).getCombatTracker()).invoker$getMostSignificantFall();
        if (entry != null) {
            lastAttacker = ((CombatEntryAccessor) entry).accessor$source();
        } else {
            lastAttacker = null;
        }
    } else {
        lastAttacker = null;
    }
    final WeakReference<@Nullable DamageSource> ref = new WeakReference<>(lastAttacker);
    this.lastAttacker = () -> {
        @Nullable final DamageSource damageSource = ref.get();
        // Yes, I know, we're effectively
        if (damageSource == null) {
            return Optional.empty();
        }
        return Optional.of(damageSource);
    };
}

Example 13 with DamageSource

use of net.minecraft.world.damagesource.DamageSource in project SpongeCommon by SpongePowered.

the class DamageEventUtil method generateCauseFor.

/**
 * This applies various contexts based on the type of {@link DamageSource}, whether
 * it's provided by sponge or vanilla. This is not stack neutral, which is why it requires
 * a {@link CauseStackManager.StackFrame} reference to push onto the stack.
 */
public static void generateCauseFor(final DamageSource damageSource, final CauseStackManager.StackFrame frame) {
    if (damageSource instanceof EntityDamageSource) {
        final net.minecraft.world.entity.Entity source = damageSource.getEntity();
        if (!(source instanceof Player) && source instanceof CreatorTrackedBridge) {
            final CreatorTrackedBridge creatorBridge = (CreatorTrackedBridge) source;
            creatorBridge.tracker$getCreatorUUID().ifPresent(creator -> frame.addContext(EventContextKeys.CREATOR, creator));
            creatorBridge.tracker$getNotifierUUID().ifPresent(notifier -> frame.addContext(EventContextKeys.NOTIFIER, notifier));
        }
    } else if (damageSource instanceof BlockDamageSource) {
        final ServerLocation location = ((BlockDamageSource) damageSource).location();
        final BlockPos blockPos = VecHelper.toBlockPos(location);
        final LevelChunkBridge chunkBridge = (LevelChunkBridge) ((net.minecraft.world.level.Level) location.world()).getChunkAt(blockPos);
        chunkBridge.bridge$getBlockCreatorUUID(blockPos).ifPresent(creator -> frame.addContext(EventContextKeys.CREATOR, creator));
        chunkBridge.bridge$getBlockNotifierUUID(blockPos).ifPresent(notifier -> frame.addContext(EventContextKeys.NOTIFIER, notifier));
    }
    frame.pushCause(damageSource);
}

Example 14 with DamageSource

use of net.minecraft.world.damagesource.DamageSource in project SpongeCommon by SpongePowered.

the class DamageEventUtil method createEnchantmentModifiers.

public static Optional<List<DamageFunction>> createEnchantmentModifiers(final LivingEntity living, final DamageSource damageSource) {
    if (damageSource.isBypassMagic()) {
        return Optional.empty();
    }
    final Iterable<net.minecraft.world.item.ItemStack> inventory = living.getArmorSlots();
    final int damageProtection = EnchantmentHelper.getDamageProtection(inventory, damageSource);
    if (damageProtection <= 0) {
        return Optional.empty();
    }
    final List<DamageFunction> modifiers = new ArrayList<>();
    final DoubleUnaryOperator enchantmentFunction = incomingDamage -> -(incomingDamage - CombatRules.getDamageAfterMagicAbsorb((float) incomingDamage, damageProtection));
    try (final CauseStackManager.StackFrame frame = ((Server) living.getServer()).causeStackManager().pushCauseFrame()) {
        frame.pushCause(living);
        final DamageModifier enchantmentModifier = DamageModifier.builder().cause(frame.currentCause()).type(DamageModifierTypes.ARMOR_ENCHANTMENT).build();
        modifiers.add(new DamageFunction(enchantmentModifier, enchantmentFunction));
    }
    return Optional.of(modifiers);
}

Example 15 with DamageSource

use of net.minecraft.world.damagesource.DamageSource in project SpongeCommon by SpongePowered.

the class EntityMixin method impl$createLavaBlockDamageSource.

/*
    @Inject(method = "move",
        at = @At("HEAD"),
        cancellable = true)
    private void impl$onSpongeMoveEntity(final MoverType type, final Vec3d vec3d, final CallbackInfo ci) {
        if (!this.world.isClientSide && !SpongeHooks.checkEntitySpeed(((Entity) (Object) this), vec3d.x(), vec3d.y(), vec3d.z())) {
            ci.cancel();
        }
    }
*/
@Redirect(method = "lavaHurt", at = @At(value = "INVOKE", target = "Lnet/minecraft/world/entity/Entity;hurt(Lnet/minecraft/world/damagesource/DamageSource;F)Z"))
private boolean impl$createLavaBlockDamageSource(final Entity entity, final DamageSource source, final float damage) {
    if (this.level.isClientSide) {
        // Short circuit
        return entity.hurt(source, damage);
    }
    try {
        final AABB bb = this.shadow$getBoundingBox().inflate(-0.10000000149011612D, -0.4000000059604645D, -0.10000000149011612D);
        final ServerLocation location = DamageEventUtil.findFirstMatchingBlock((Entity) (Object) this, bb, block -> block.getMaterial() == Material.LAVA);
        final DamageSource lava = MinecraftBlockDamageSource.ofFire("lava", location, false);
        // Bridge to bypass issue with using accessor mixins within mixins
        ((DamageSourceBridge) lava).bridge$setLava();
        return entity.hurt(DamageSource.LAVA, damage);
    } finally {
        // Since "source" is already the DamageSource.LAVA object, we can simply re-use it here.
        ((DamageSourceBridge) source).bridge$setLava();
    }
}