package net.minecraft.world.gen.structure;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Map.Entry;
import net.minecraft.util.MathHelper;
import net.minecraft.world.ChunkCoordIntPair;
import net.minecraft.world.ChunkPosition;
import net.minecraft.world.World;
import net.minecraft.world.biome.BiomeGenBase;
import net.minecraftforge.common.BiomeManager;
public class MapGenStronghold extends MapGenStructure
{
public final List field_151546_e;
/** is spawned false and set true once the defined BiomeGenBases were compared with the present ones */
private boolean ranBiomeCheck;
private ChunkCoordIntPair[] structureCoords;
private double field_82671_h;
private int field_82672_i;
private static final String __OBFID = "CL_00000481";
public MapGenStronghold()
{
this.structureCoords = new ChunkCoordIntPair[3];
this.field_82671_h = 32.0D;
this.field_82672_i = 3;
this.field_151546_e = new ArrayList();
BiomeGenBase[] abiomegenbase = BiomeGenBase.getBiomeGenArray();
int i = abiomegenbase.length;
for (int j = 0; j < i; ++j)
{
BiomeGenBase biomegenbase = abiomegenbase[j];
if (biomegenbase != null && biomegenbase.minHeight > 0.0F && !BiomeManager.strongHoldBiomesBlackList.contains(biomegenbase))
{
this.field_151546_e.add(biomegenbase);
}
}
for (BiomeGenBase biome : BiomeManager.strongHoldBiomes)
{
if (!this.field_151546_e.contains(biome))
{
this.field_151546_e.add(biome);
}
}
}
public MapGenStronghold(Map p_i2068_1_)
{
this();
Iterator iterator = p_i2068_1_.entrySet().iterator();
while (iterator.hasNext())
{
Entry entry = (Entry)iterator.next();
if (((String)entry.getKey()).equals("distance"))
{
this.field_82671_h = MathHelper.parseDoubleWithDefaultAndMax((String)entry.getValue(), this.field_82671_h, 1.0D);
}
else if (((String)entry.getKey()).equals("count"))
{
this.structureCoords = new ChunkCoordIntPair[MathHelper.parseIntWithDefaultAndMax((String)entry.getValue(), this.structureCoords.length, 1)];
}
else if (((String)entry.getKey()).equals("spread"))
{
this.field_82672_i = MathHelper.parseIntWithDefaultAndMax((String)entry.getValue(), this.field_82672_i, 1);
}
}
}
public String getStructureName()
{
return "Stronghold";
}
protected boolean canSpawnStructureAtCoords(int p_75047_1_, int p_75047_2_)
{
if (!this.ranBiomeCheck)
{
Random random = new Random();
random.setSeed(this.worldObj.getSeed());
double d0 = random.nextDouble() * Math.PI * 2.0D;
int l = 1;
for (int i1 = 0; i1 < this.structureCoords.length; ++i1)
{
double d1 = (1.25D * (double)l + random.nextDouble()) * this.field_82671_h * (double)l;
int j1 = (int)Math.round(Math.cos(d0) * d1);
int k1 = (int)Math.round(Math.sin(d0) * d1);
ChunkPosition chunkposition = this.worldObj.getWorldChunkManager().findBiomePosition((j1 << 4) + 8, (k1 << 4) + 8, 112, this.field_151546_e, random);
if (chunkposition != null)
{
j1 = chunkposition.chunkPosX >> 4;
k1 = chunkposition.chunkPosZ >> 4;
}
this.structureCoords[i1] = new ChunkCoordIntPair(j1, k1);
d0 += (Math.PI * 2D) * (double)l / (double)this.field_82672_i;
if (i1 == this.field_82672_i)
{
l += 2 + random.nextInt(5);
this.field_82672_i += 1 + random.nextInt(2);
}
}
this.ranBiomeCheck = true;
}
ChunkCoordIntPair[] achunkcoordintpair = this.structureCoords;
int l1 = achunkcoordintpair.length;
for (int k = 0; k < l1; ++k)
{
ChunkCoordIntPair chunkcoordintpair = achunkcoordintpair[k];
if (p_75047_1_ == chunkcoordintpair.chunkXPos && p_75047_2_ == chunkcoordintpair.chunkZPos)
{
return true;
}
}
return false;
}
/**
* Returns a list of other locations at which the structure generation has been run, or null if not relevant to this
* structure generator.
*/
protected List getCoordList()
{
ArrayList arraylist = new ArrayList();
ChunkCoordIntPair[] achunkcoordintpair = this.structureCoords;
int i = achunkcoordintpair.length;
for (int j = 0; j < i; ++j)
{
ChunkCoordIntPair chunkcoordintpair = achunkcoordintpair[j];
if (chunkcoordintpair != null)
{
arraylist.add(chunkcoordintpair.func_151349_a(64));
}
}
return arraylist;
}
protected StructureStart getStructureStart(int p_75049_1_, int p_75049_2_)
{
MapGenStronghold.Start start;
for (start = new MapGenStronghold.Start(this.worldObj, this.rand, p_75049_1_, p_75049_2_); start.getComponents().isEmpty() || ((StructureStrongholdPieces.Stairs2)start.getComponents().get(0)).strongholdPortalRoom == null; start = new MapGenStronghold.Start(this.worldObj, this.rand, p_75049_1_, p_75049_2_))
{
;
}
return start;
}
public static class Start extends StructureStart
{
private static final String __OBFID = "CL_00000482";
public Start() {}
public Start(World p_i2067_1_, Random p_i2067_2_, int p_i2067_3_, int p_i2067_4_)
{
super(p_i2067_3_, p_i2067_4_);
StructureStrongholdPieces.prepareStructurePieces();
StructureStrongholdPieces.Stairs2 stairs2 = new StructureStrongholdPieces.Stairs2(0, p_i2067_2_, (p_i2067_3_ << 4) + 2, (p_i2067_4_ << 4) + 2);
this.components.add(stairs2);
stairs2.buildComponent(stairs2, this.components, p_i2067_2_);
List list = stairs2.field_75026_c;
while (!list.isEmpty())
{
int k = p_i2067_2_.nextInt(list.size());
StructureComponent structurecomponent = (StructureComponent)list.remove(k);
structurecomponent.buildComponent(stairs2, this.components, p_i2067_2_);
}
this.updateBoundingBox();
this.markAvailableHeight(p_i2067_1_, p_i2067_2_, 10);
}
}
}