package net.minecraft.server; import java.util.Collection; import java.util.HashSet; import java.util.Iterator; import java.util.List; import java.util.Random; import java.util.Set; // CraftBukkit import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason; public final class SpawnerCreature { private static Set b = new HashSet(); protected static final Class[] a = new Class[] { EntitySpider.class, EntityZombie.class, EntitySkeleton.class}; public SpawnerCreature() {} protected static ChunkPosition a(World world, int i, int j) { int k = i + world.random.nextInt(16); Random random = world.random; world.getClass(); int l = random.nextInt(128); int i1 = j + world.random.nextInt(16); return new ChunkPosition(k, l, i1); } public static final int spawnEntities(World world, boolean flag, boolean flag1) { if (!flag && !flag1) { return 0; } else { b.clear(); int i; int j; for (i = 0; i < world.players.size(); ++i) { EntityHuman entityhuman = (EntityHuman) world.players.get(i); int k = MathHelper.floor(entityhuman.locX / 16.0D); j = MathHelper.floor(entityhuman.locZ / 16.0D); byte b0 = 8; for (int l = -b0; l <= b0; ++l) { for (int i1 = -b0; i1 <= b0; ++i1) { b.add(new ChunkCoordIntPair(l + k, i1 + j)); } } } i = 0; ChunkCoordinates chunkcoordinates = world.getSpawn(); EnumCreatureType[] aenumcreaturetype = EnumCreatureType.values(); j = aenumcreaturetype.length; for (int j1 = 0; j1 < j; ++j1) { EnumCreatureType enumcreaturetype = aenumcreaturetype[j1]; if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && world.a(enumcreaturetype.a()) <= enumcreaturetype.b() * b.size() / 256) { Iterator iterator = b.iterator(); label91: while (iterator.hasNext()) { ChunkCoordIntPair chunkcoordintpair = (ChunkCoordIntPair) iterator.next(); BiomeBase biomebase = world.getWorldChunkManager().a(chunkcoordintpair); List list = biomebase.a(enumcreaturetype); if (list != null && !list.isEmpty()) { BiomeMeta biomemeta = (BiomeMeta) WeightedRandom.a(world.random, (Collection) list); ChunkPosition chunkposition = a(world, chunkcoordintpair.x * 16, chunkcoordintpair.z * 16); int k1 = chunkposition.x; int l1 = chunkposition.y; int i2 = chunkposition.z; if (!world.e(k1, l1, i2) && world.getMaterial(k1, l1, i2) == enumcreaturetype.c()) { int j2 = 0; for (int k2 = 0; k2 < 3; ++k2) { int l2 = k1; int i3 = l1; int j3 = i2; byte b1 = 6; for (int k3 = 0; k3 < 4; ++k3) { l2 += world.random.nextInt(b1) - world.random.nextInt(b1); i3 += world.random.nextInt(1) - world.random.nextInt(1); j3 += world.random.nextInt(b1) - world.random.nextInt(b1); if (a(enumcreaturetype, world, l2, i3, j3)) { float f = (float) l2 + 0.5F; float f1 = (float) i3; float f2 = (float) j3 + 0.5F; if (world.a((double) f, (double) f1, (double) f2, 24.0D) == null) { float f3 = f - (float) chunkcoordinates.x; float f4 = f1 - (float) chunkcoordinates.y; float f5 = f2 - (float) chunkcoordinates.z; float f6 = f3 * f3 + f4 * f4 + f5 * f5; if (f6 >= 576.0F) { EntityLiving entityliving; try { entityliving = (EntityLiving) biomemeta.a.getConstructor(new Class[] { World.class}).newInstance(new Object[] { world}); } catch (Exception exception) { exception.printStackTrace(); return i; } entityliving.setPositionRotation((double) f, (double) f1, (double) f2, world.random.nextFloat() * 360.0F, 0.0F); if (entityliving.d()) { ++j2; // CraftBukkit - added a reason for spawning this creature world.addEntity(entityliving, SpawnReason.NATURAL); a(entityliving, world, f, f1, f2); if (j2 >= entityliving.m()) { continue label91; } } i += j2; } } } } } } } } } } return i; } } private static boolean a(EnumCreatureType enumcreaturetype, World world, int i, int j, int k) { return enumcreaturetype.c() == Material.WATER ? world.getMaterial(i, j, k).isLiquid() && !world.e(i, j + 1, k) : world.e(i, j - 1, k) && !world.e(i, j, k) && !world.getMaterial(i, j, k).isLiquid() && !world.e(i, j + 1, k); } private static void a(EntityLiving entityliving, World world, float f, float f1, float f2) { if (entityliving instanceof EntitySpider && world.random.nextInt(100) == 0) { EntitySkeleton entityskeleton = new EntitySkeleton(world); entityskeleton.setPositionRotation((double) f, (double) f1, (double) f2, entityliving.yaw, 0.0F); // CraftBukkit - added a reason for spawning this creature world.addEntity(entityskeleton, SpawnReason.NATURAL); entityskeleton.mount(entityliving); } else if (entityliving instanceof EntitySheep) { ((EntitySheep) entityliving).setColor(EntitySheep.a(world.random)); } } public static boolean a(World world, List list) { boolean flag = false; Pathfinder pathfinder = new Pathfinder(world); Iterator iterator = list.iterator(); while (iterator.hasNext()) { EntityHuman entityhuman = (EntityHuman) iterator.next(); Class[] aclass = a; if (aclass != null && aclass.length != 0) { boolean flag1 = false; for (int i = 0; i < 20 && !flag1; ++i) { int j = MathHelper.floor(entityhuman.locX) + world.random.nextInt(32) - world.random.nextInt(32); int k = MathHelper.floor(entityhuman.locZ) + world.random.nextInt(32) - world.random.nextInt(32); int l = MathHelper.floor(entityhuman.locY) + world.random.nextInt(16) - world.random.nextInt(16); if (l < 1) { l = 1; } else { world.getClass(); if (l > 128) { world.getClass(); l = 128; } } int i1 = world.random.nextInt(aclass.length); int j1; for (j1 = l; j1 > 2 && !world.e(j, j1 - 1, k); --j1) { ; } while (!a(EnumCreatureType.MONSTER, world, j, j1, k) && j1 < l + 16) { world.getClass(); if (j1 >= 128) { break; } ++j1; } if (j1 < l + 16) { world.getClass(); if (j1 < 128) { float f = (float) j + 0.5F; float f1 = (float) j1; float f2 = (float) k + 0.5F; EntityLiving entityliving; try { entityliving = (EntityLiving) aclass[i1].getConstructor(new Class[] { World.class}).newInstance(new Object[] { world}); } catch (Exception exception) { exception.printStackTrace(); return flag; } entityliving.setPositionRotation((double) f, (double) f1, (double) f2, world.random.nextFloat() * 360.0F, 0.0F); if (entityliving.d()) { PathEntity pathentity = pathfinder.a(entityliving, entityhuman, 32.0F); if (pathentity != null && pathentity.a > 1) { PathPoint pathpoint = pathentity.c(); if (Math.abs((double) pathpoint.a - entityhuman.locX) < 1.5D && Math.abs((double) pathpoint.c - entityhuman.locZ) < 1.5D && Math.abs((double) pathpoint.b - entityhuman.locY) < 1.5D) { ChunkCoordinates chunkcoordinates = BlockBed.f(world, MathHelper.floor(entityhuman.locX), MathHelper.floor(entityhuman.locY), MathHelper.floor(entityhuman.locZ), 1); if (chunkcoordinates == null) { chunkcoordinates = new ChunkCoordinates(j, j1 + 1, k); } entityliving.setPositionRotation((double) ((float) chunkcoordinates.x + 0.5F), (double) chunkcoordinates.y, (double) ((float) chunkcoordinates.z + 0.5F), 0.0F, 0.0F); // CraftBukkit - added a reason for spawning this creature world.addEntity(entityliving, SpawnReason.BED); a(entityliving, world, (float) chunkcoordinates.x + 0.5F, (float) chunkcoordinates.y, (float) chunkcoordinates.z + 0.5F); entityhuman.a(true, false, false); entityliving.Z(); flag = true; flag1 = true; } } } } } } } } return flag; } public static void a(World world, BiomeBase biomebase, int i, int j, int k, int l, Random random) { List list = biomebase.a(EnumCreatureType.CREATURE); if (!list.isEmpty()) { while (random.nextFloat() < biomebase.d()) { BiomeMeta biomemeta = (BiomeMeta) WeightedRandom.a(world.random, (Collection) list); int i1 = biomemeta.b + random.nextInt(1 + biomemeta.c - biomemeta.b); int j1 = i + random.nextInt(k); int k1 = j + random.nextInt(l); int l1 = j1; int i2 = k1; for (int j2 = 0; j2 < i1; ++j2) { boolean flag = false; for (int k2 = 0; !flag && k2 < 4; ++k2) { int l2 = world.f(j1, k1); if (a(EnumCreatureType.CREATURE, world, j1, l2, k1)) { float f = (float) j1 + 0.5F; float f1 = (float) l2; float f2 = (float) k1 + 0.5F; EntityLiving entityliving; try { entityliving = (EntityLiving) biomemeta.a.getConstructor(new Class[] { World.class}).newInstance(new Object[] { world}); } catch (Exception exception) { exception.printStackTrace(); continue; } entityliving.setPositionRotation((double) f, (double) f1, (double) f2, random.nextFloat() * 360.0F, 0.0F); // CraftBukkit - added a reason for spawning this creature world.addEntity(entityliving, SpawnReason.NATURAL); world.addEntity(entityliving); a(entityliving, world, f, f1, f2); flag = true; } j1 += random.nextInt(5) - random.nextInt(5); for (k1 += random.nextInt(5) - random.nextInt(5); j1 < i || j1 >= i + k || k1 < j || k1 >= j + k; k1 = i2 + random.nextInt(5) - random.nextInt(5)) { j1 = l1 + random.nextInt(5) - random.nextInt(5); } } } } } } }