package net.minecraft.world.gen;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.init.Blocks;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class MapGenCavesHell extends MapGenBase
{
private static final String __OBFID = "CL_00000395";
protected void func_151544_a(long p_151544_1_, int p_151544_3_, int p_151544_4_, Block[] p_151544_5_, double p_151544_6_, double p_151544_8_, double p_151544_10_)
{
this.func_151543_a(p_151544_1_, p_151544_3_, p_151544_4_, p_151544_5_, p_151544_6_, p_151544_8_, p_151544_10_, 1.0F + this.rand.nextFloat() * 6.0F, 0.0F, 0.0F, -1, -1, 0.5D);
}
protected void func_151543_a(long p_151543_1_, int p_151543_3_, int p_151543_4_, Block[] p_151543_5_, double p_151543_6_, double p_151543_8_, double p_151543_10_, float p_151543_12_, float p_151543_13_, float p_151543_14_, int p_151543_15_, int p_151543_16_, double p_151543_17_)
{
double d4 = (double)(p_151543_3_ * 16 + 8);
double d5 = (double)(p_151543_4_ * 16 + 8);
float f3 = 0.0F;
float f4 = 0.0F;
Random random = new Random(p_151543_1_);
if (p_151543_16_ <= 0)
{
int j1 = this.range * 16 - 16;
p_151543_16_ = j1 - random.nextInt(j1 / 4);
}
boolean flag1 = false;
if (p_151543_15_ == -1)
{
p_151543_15_ = p_151543_16_ / 2;
flag1 = true;
}
int k1 = random.nextInt(p_151543_16_ / 2) + p_151543_16_ / 4;
for (boolean flag = random.nextInt(6) == 0; p_151543_15_ < p_151543_16_; ++p_151543_15_)
{
double d6 = 1.5D + (double)(MathHelper.sin((float)p_151543_15_ * (float)Math.PI / (float)p_151543_16_) * p_151543_12_ * 1.0F);
double d7 = d6 * p_151543_17_;
float f5 = MathHelper.cos(p_151543_14_);
float f6 = MathHelper.sin(p_151543_14_);
p_151543_6_ += (double)(MathHelper.cos(p_151543_13_) * f5);
p_151543_8_ += (double)f6;
p_151543_10_ += (double)(MathHelper.sin(p_151543_13_) * f5);
if (flag)
{
p_151543_14_ *= 0.92F;
}
else
{
p_151543_14_ *= 0.7F;
}
p_151543_14_ += f4 * 0.1F;
p_151543_13_ += f3 * 0.1F;
f4 *= 0.9F;
f3 *= 0.75F;
f4 += (random.nextFloat() - random.nextFloat()) * random.nextFloat() * 2.0F;
f3 += (random.nextFloat() - random.nextFloat()) * random.nextFloat() * 4.0F;
if (!flag1 && p_151543_15_ == k1 && p_151543_12_ > 1.0F)
{
this.func_151543_a(random.nextLong(), p_151543_3_, p_151543_4_, p_151543_5_, p_151543_6_, p_151543_8_, p_151543_10_, random.nextFloat() * 0.5F + 0.5F, p_151543_13_ - ((float)Math.PI / 2F), p_151543_14_ / 3.0F, p_151543_15_, p_151543_16_, 1.0D);
this.func_151543_a(random.nextLong(), p_151543_3_, p_151543_4_, p_151543_5_, p_151543_6_, p_151543_8_, p_151543_10_, random.nextFloat() * 0.5F + 0.5F, p_151543_13_ + ((float)Math.PI / 2F), p_151543_14_ / 3.0F, p_151543_15_, p_151543_16_, 1.0D);
return;
}
if (flag1 || random.nextInt(4) != 0)
{
double d8 = p_151543_6_ - d4;
double d9 = p_151543_10_ - d5;
double d10 = (double)(p_151543_16_ - p_151543_15_);
double d11 = (double)(p_151543_12_ + 2.0F + 16.0F);
if (d8 * d8 + d9 * d9 - d10 * d10 > d11 * d11)
{
return;
}
if (p_151543_6_ >= d4 - 16.0D - d6 * 2.0D && p_151543_10_ >= d5 - 16.0D - d6 * 2.0D && p_151543_6_ <= d4 + 16.0D + d6 * 2.0D && p_151543_10_ <= d5 + 16.0D + d6 * 2.0D)
{
int i4 = MathHelper.floor_double(p_151543_6_ - d6) - p_151543_3_ * 16 - 1;
int l1 = MathHelper.floor_double(p_151543_6_ + d6) - p_151543_3_ * 16 + 1;
int j4 = MathHelper.floor_double(p_151543_8_ - d7) - 1;
int i2 = MathHelper.floor_double(p_151543_8_ + d7) + 1;
int k4 = MathHelper.floor_double(p_151543_10_ - d6) - p_151543_4_ * 16 - 1;
int j2 = MathHelper.floor_double(p_151543_10_ + d6) - p_151543_4_ * 16 + 1;
if (i4 < 0)
{
i4 = 0;
}
if (l1 > 16)
{
l1 = 16;
}
if (j4 < 1)
{
j4 = 1;
}
if (i2 > 120)
{
i2 = 120;
}
if (k4 < 0)
{
k4 = 0;
}
if (j2 > 16)
{
j2 = 16;
}
boolean flag2 = false;
int k2;
int j3;
for (k2 = i4; !flag2 && k2 < l1; ++k2)
{
for (int l2 = k4; !flag2 && l2 < j2; ++l2)
{
for (int i3 = i2 + 1; !flag2 && i3 >= j4 - 1; --i3)
{
j3 = (k2 * 16 + l2) * 128 + i3;
if (i3 >= 0 && i3 < 128)
{
Block block = p_151543_5_[j3];
if (block == Blocks.flowing_lava || block == Blocks.lava)
{
flag2 = true;
}
if (i3 != j4 - 1 && k2 != i4 && k2 != l1 - 1 && l2 != k4 && l2 != j2 - 1)
{
i3 = j4;
}
}
}
}
}
if (!flag2)
{
for (k2 = i4; k2 < l1; ++k2)
{
double d13 = ((double)(k2 + p_151543_3_ * 16) + 0.5D - p_151543_6_) / d6;
for (j3 = k4; j3 < j2; ++j3)
{
double d14 = ((double)(j3 + p_151543_4_ * 16) + 0.5D - p_151543_10_) / d6;
int k3 = (k2 * 16 + j3) * 128 + i2;
for (int l3 = i2 - 1; l3 >= j4; --l3)
{
double d12 = ((double)l3 + 0.5D - p_151543_8_) / d7;
if (d12 > -0.7D && d13 * d13 + d12 * d12 + d14 * d14 < 1.0D)
{
Block block1 = p_151543_5_[k3];
if (block1 == Blocks.netherrack || block1 == Blocks.dirt || block1 == Blocks.grass)
{
p_151543_5_[k3] = null;
}
}
--k3;
}
}
}
if (flag1)
{
break;
}
}
}
}
}
}
protected void func_151538_a(World worldIn, int p_151538_2_, int p_151538_3_, int p_151538_4_, int p_151538_5_, Block[] p_151538_6_)
{
int i1 = this.rand.nextInt(this.rand.nextInt(this.rand.nextInt(10) + 1) + 1);
if (this.rand.nextInt(5) != 0)
{
i1 = 0;
}
for (int j1 = 0; j1 < i1; ++j1)
{
double d0 = (double)(p_151538_2_ * 16 + this.rand.nextInt(16));
double d1 = (double)this.rand.nextInt(128);
double d2 = (double)(p_151538_3_ * 16 + this.rand.nextInt(16));
int k1 = 1;
if (this.rand.nextInt(4) == 0)
{
this.func_151544_a(this.rand.nextLong(), p_151538_4_, p_151538_5_, p_151538_6_, d0, d1, d2);
k1 += this.rand.nextInt(4);
}
for (int l1 = 0; l1 < k1; ++l1)
{
float f = this.rand.nextFloat() * (float)Math.PI * 2.0F;
float f1 = (this.rand.nextFloat() - 0.5F) * 2.0F / 8.0F;
float f2 = this.rand.nextFloat() * 2.0F + this.rand.nextFloat();
this.func_151543_a(this.rand.nextLong(), p_151538_4_, p_151538_5_, p_151538_6_, d0, d1, d2, f2 * 2.0F, f, f1, 0, 0, 0.5D);
}
}
}
}