285 lines
12 KiB
Java
285 lines
12 KiB
Java
package net.minecraft.server;
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import com.google.common.collect.Lists;
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import java.util.Iterator;
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import java.util.List;
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import javax.annotation.Nullable;
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import org.apache.logging.log4j.LogManager;
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import org.apache.logging.log4j.Logger;
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public abstract class MobSpawnerAbstract {
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private static final Logger a = LogManager.getLogger();
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public int spawnDelay = 20;
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private final List<MobSpawnerData> mobs = Lists.newArrayList();
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private MobSpawnerData spawnData = new MobSpawnerData();
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private double e;
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private double f;
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public int minSpawnDelay = 200;
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public int maxSpawnDelay = 800;
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public int spawnCount = 4;
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private Entity j;
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public int maxNearbyEntities = 6;
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public int requiredPlayerRange = 16;
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public int spawnRange = 4;
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private int tickDelay = 0; // Paper
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public MobSpawnerAbstract() {}
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@Nullable
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public MinecraftKey getMobName() {
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String s = this.spawnData.b().getString("id");
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try {
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return UtilColor.b(s) ? null : new MinecraftKey(s);
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} catch (ResourceKeyInvalidException resourcekeyinvalidexception) {
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BlockPosition blockposition = this.b();
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MobSpawnerAbstract.a.warn("Invalid entity id '{}' at spawner {}:[{},{},{}]", s, this.a().worldProvider.getDimensionManager(), blockposition.getX(), blockposition.getY(), blockposition.getZ());
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return null;
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}
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}
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public void setMobName(EntityTypes<?> entitytypes) {
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this.spawnData.b().setString("id", IRegistry.ENTITY_TYPE.getKey(entitytypes).toString());
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this.mobs.clear(); // CraftBukkit - SPIGOT-3496, MC-92282
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}
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private boolean h() {
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BlockPosition blockposition = this.b();
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return this.a().b((double) blockposition.getX() + 0.5D, (double) blockposition.getY() + 0.5D, (double) blockposition.getZ() + 0.5D, (double) this.requiredPlayerRange);
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}
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public void c() {
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// Paper start - Configurable mob spawner tick rate
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if (spawnDelay > 0 && --tickDelay > 0) return;
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tickDelay = this.a().paperConfig.mobSpawnerTickRate;
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// Paper end
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if (!this.h()) {
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this.f = this.e;
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} else {
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BlockPosition blockposition = this.b();
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if (this.a().isClientSide) {
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double d0 = (double) ((float) blockposition.getX() + this.a().random.nextFloat());
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double d1 = (double) ((float) blockposition.getY() + this.a().random.nextFloat());
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double d2 = (double) ((float) blockposition.getZ() + this.a().random.nextFloat());
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this.a().addParticle(Particles.M, d0, d1, d2, 0.0D, 0.0D, 0.0D);
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this.a().addParticle(Particles.y, d0, d1, d2, 0.0D, 0.0D, 0.0D);
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if (this.spawnDelay > 0) {
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this.spawnDelay -= tickDelay; // Paper
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}
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this.f = this.e;
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this.e = (this.e + (double) (1000.0F / ((float) this.spawnDelay + 200.0F))) % 360.0D;
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} else {
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if (this.spawnDelay < -tickDelay) { // Paper
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this.i();
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}
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if (this.spawnDelay > 0) {
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this.spawnDelay -= tickDelay; // Paper
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return;
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}
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boolean flag = false;
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for (int i = 0; i < this.spawnCount; ++i) {
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NBTTagCompound nbttagcompound = this.spawnData.b();
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NBTTagList nbttaglist = nbttagcompound.getList("Pos", 6);
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World world = this.a();
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int j = nbttaglist.size();
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double d3 = j >= 1 ? nbttaglist.k(0) : (double) blockposition.getX() + (world.random.nextDouble() - world.random.nextDouble()) * (double) this.spawnRange + 0.5D;
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double d4 = j >= 2 ? nbttaglist.k(1) : (double) (blockposition.getY() + world.random.nextInt(3) - 1);
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double d5 = j >= 3 ? nbttaglist.k(2) : (double) blockposition.getZ() + (world.random.nextDouble() - world.random.nextDouble()) * (double) this.spawnRange + 0.5D;
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// Paper start
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if (this.getMobName() == null) {
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return;
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}
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String key = this.getMobName().getKey();
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org.bukkit.entity.EntityType type = org.bukkit.entity.EntityType.fromName(key);
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if (type != null) {
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com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent event;
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event = new com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent(
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MCUtil.toLocation(world, d3, d4, d5),
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type,
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MCUtil.toLocation(world, blockposition)
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);
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if (!event.callEvent()) {
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flag = true;
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if (event.shouldAbortSpawn()) {
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break;
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}
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continue;
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}
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}
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// Paper end
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Entity entity = ChunkRegionLoader.spawnEntity(nbttagcompound, world, d3, d4, d5, false, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER); // Paper
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if (entity == null) {
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this.i();
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return;
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}
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int k = world.a(entity.getClass(), (new AxisAlignedBB((double) blockposition.getX(), (double) blockposition.getY(), (double) blockposition.getZ(), (double) (blockposition.getX() + 1), (double) (blockposition.getY() + 1), (double) (blockposition.getZ() + 1))).g((double) this.spawnRange)).size();
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if (k >= this.maxNearbyEntities) {
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this.i();
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return;
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}
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EntityInsentient entityinsentient = entity instanceof EntityInsentient ? (EntityInsentient) entity : null;
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entity.setPositionRotation(entity.locX, entity.locY, entity.locZ, world.random.nextFloat() * 360.0F, 0.0F);
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if (entityinsentient == null || entityinsentient.a((GeneratorAccess) world, true) && entityinsentient.canSpawn()) {
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if (this.spawnData.b().d() == 1 && this.spawnData.b().hasKeyOfType("id", 8) && entity instanceof EntityInsentient) {
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((EntityInsentient) entity).prepare(world.getDamageScaler(new BlockPosition(entity)), (GroupDataEntity) null, (NBTTagCompound) null);
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}
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entity.spawnedViaMobSpawner = true; // Paper
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// Spigot Start
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if ( entity.world.spigotConfig.nerfSpawnerMobs )
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{
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entity.fromMobSpawner = true;
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}
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flag = true; // Paper
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if (org.bukkit.craftbukkit.event.CraftEventFactory.callSpawnerSpawnEvent(entity, blockposition).isCancelled()) {
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Entity vehicle = entity.getVehicle();
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if (vehicle != null) {
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vehicle.dead = true;
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}
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for (Entity passenger : entity.getAllPassengers()) {
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passenger.dead = true;
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}
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continue;
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}
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// Spigot End
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ChunkRegionLoader.a(entity, (GeneratorAccess) world, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER); // CraftBukkit
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world.triggerEffect(2004, blockposition, 0);
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if (entityinsentient != null) {
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entityinsentient.doSpawnEffect();
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}
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/*flag = true;*/ // Paper - moved up above cancellable event
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}
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}
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if (flag) {
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this.i();
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}
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}
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}
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}
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private void i() {
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if (this.maxSpawnDelay <= this.minSpawnDelay) {
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this.spawnDelay = this.minSpawnDelay;
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} else {
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int i = this.maxSpawnDelay - this.minSpawnDelay;
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this.spawnDelay = this.minSpawnDelay + this.a().random.nextInt(i);
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}
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if (!this.mobs.isEmpty()) {
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this.a((MobSpawnerData) WeightedRandom.a(this.a().random, this.mobs));
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}
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this.a(1);
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}
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public void a(NBTTagCompound nbttagcompound) {
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this.spawnDelay = nbttagcompound.getShort("Delay");
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this.mobs.clear();
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if (nbttagcompound.hasKeyOfType("SpawnPotentials", 9)) {
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NBTTagList nbttaglist = nbttagcompound.getList("SpawnPotentials", 10);
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for (int i = 0; i < nbttaglist.size(); ++i) {
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this.mobs.add(new MobSpawnerData(nbttaglist.getCompound(i)));
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}
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}
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if (nbttagcompound.hasKeyOfType("SpawnData", 10)) {
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this.a(new MobSpawnerData(1, nbttagcompound.getCompound("SpawnData")));
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} else if (!this.mobs.isEmpty()) {
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this.a((MobSpawnerData) WeightedRandom.a(this.a().random, this.mobs));
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}
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if (nbttagcompound.hasKeyOfType("MinSpawnDelay", 99)) {
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this.minSpawnDelay = nbttagcompound.getShort("MinSpawnDelay");
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this.maxSpawnDelay = nbttagcompound.getShort("MaxSpawnDelay");
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this.spawnCount = nbttagcompound.getShort("SpawnCount");
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}
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if (nbttagcompound.hasKeyOfType("MaxNearbyEntities", 99)) {
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this.maxNearbyEntities = nbttagcompound.getShort("MaxNearbyEntities");
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this.requiredPlayerRange = nbttagcompound.getShort("RequiredPlayerRange");
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}
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if (nbttagcompound.hasKeyOfType("SpawnRange", 99)) {
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this.spawnRange = nbttagcompound.getShort("SpawnRange");
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}
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if (this.a() != null) {
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this.j = null;
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}
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}
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public NBTTagCompound b(NBTTagCompound nbttagcompound) {
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MinecraftKey minecraftkey = this.getMobName();
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if (minecraftkey == null) {
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return nbttagcompound;
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} else {
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nbttagcompound.setShort("Delay", (short) this.spawnDelay);
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nbttagcompound.setShort("MinSpawnDelay", (short) this.minSpawnDelay);
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nbttagcompound.setShort("MaxSpawnDelay", (short) this.maxSpawnDelay);
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nbttagcompound.setShort("SpawnCount", (short) this.spawnCount);
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nbttagcompound.setShort("MaxNearbyEntities", (short) this.maxNearbyEntities);
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nbttagcompound.setShort("RequiredPlayerRange", (short) this.requiredPlayerRange);
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nbttagcompound.setShort("SpawnRange", (short) this.spawnRange);
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nbttagcompound.set("SpawnData", this.spawnData.b().clone());
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NBTTagList nbttaglist = new NBTTagList();
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if (this.mobs.isEmpty()) {
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nbttaglist.add((NBTBase) this.spawnData.a());
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} else {
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Iterator iterator = this.mobs.iterator();
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while (iterator.hasNext()) {
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MobSpawnerData mobspawnerdata = (MobSpawnerData) iterator.next();
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nbttaglist.add((NBTBase) mobspawnerdata.a());
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}
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}
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nbttagcompound.set("SpawnPotentials", nbttaglist);
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return nbttagcompound;
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}
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}
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public boolean b(int i) {
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if (i == 1 && this.a().isClientSide) {
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this.spawnDelay = this.minSpawnDelay;
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return true;
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} else {
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return false;
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}
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}
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public void a(MobSpawnerData mobspawnerdata) {
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this.spawnData = mobspawnerdata;
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}
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public abstract void a(int i);
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public abstract World a();
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public abstract BlockPosition b();
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}
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