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package net.minecraft.server;
import java.util.Random;
import org.bukkit.BlockChangeDelegate; // CraftBukkit
public class WorldGenTaiga1 extends WorldGenerator {
public WorldGenTaiga1() {}
public boolean a(World world, Random random, int i, int j, int k) {
// CraftBukkit start
// sk: The idea is to have (our) WorldServer implement
// BlockChangeDelegate and then we can implicitly cast World to
// WorldServer (a safe cast, AFAIK) and no code will be broken. This
// then allows plugins to catch manually-invoked generation events
return this.generate((BlockChangeDelegate) world, random, i, j, k);
}
public boolean generate(BlockChangeDelegate world, Random random, int i, int j, int k) {
// CraftBukkit end
int l = random.nextInt(5) + 7;
int i1 = l - random.nextInt(2) - 3;
int j1 = l - i1;
int k1 = 1 + random.nextInt(j1 + 1);
boolean flag = true;
if (j >= 1 && j + l + 1 <= world.getHeight()) { // CraftBukkit
int l1;
int i2;
int j2;
int k2;
int l2;
for (l1 = j; l1 <= j + 1 + l && flag; ++l1) {
boolean flag1 = true;
if (l1 - j < i1) {
l2 = 0;
} else {
l2 = k1;
}
for (i2 = i - l2; i2 <= i + l2 && flag; ++i2) {
for (j2 = k - l2; j2 <= k + l2 && flag; ++j2) {
if (l1 >= 0 && l1 < world.getHeight()) { // CraftBukkit
k2 = world.getTypeId(i2, l1, j2);
if (k2 != 0 && k2 != Block.LEAVES.id) {
flag = false;
}
} else {
flag = false;
}
}
}
}
if (!flag) {
return false;
} else {
l1 = world.getTypeId(i, j - 1, k);
if ((l1 == Block.GRASS.id || l1 == Block.DIRT.id) && j < world.getHeight() - l - 1) { // CraftBukkit
world.setRawTypeId(i, j - 1, k, Block.DIRT.id);
l2 = 0;
for (i2 = j + l; i2 >= j + i1; --i2) {
for (j2 = i - l2; j2 <= i + l2; ++j2) {
k2 = j2 - i;
for (int i3 = k - l2; i3 <= k + l2; ++i3) {
int j3 = i3 - k;
if ((Math.abs(k2) != l2 || Math.abs(j3) != l2 || l2 <= 0) && !Block.o[world.getTypeId(j2, i2, i3)]) {
world.setRawTypeIdAndData(j2, i2, i3, Block.LEAVES.id, 1);
}
}
}
if (l2 >= 1 && i2 == j + i1 + 1) {
--l2;
} else if (l2 < k1) {
++l2;
}
}
for (i2 = 0; i2 < l - 1; ++i2) {
j2 = world.getTypeId(i, j + i2, k);
if (j2 == 0 || j2 == Block.LEAVES.id) {
world.setRawTypeIdAndData(i, j + i2, k, Block.LOG.id, 1);
}
}
return true;
} else {
return false;
}
}
} else {
return false;
}
}
}
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