Started adding decoration to the Undergarden.

src/minecraft/biomesoplenty/biomes/BiomeDecoratorBOP.java

@@ -46,6 +46,7 @@ import biomesoplenty.worldgen.WorldGenMelon;
 import biomesoplenty.worldgen.WorldGenMesa;
 import biomesoplenty.worldgen.WorldGenMud;
 import biomesoplenty.worldgen.WorldGenMycelium;
+import biomesoplenty.worldgen.WorldGenNetherVines;
 import biomesoplenty.worldgen.WorldGenOasis;
 import biomesoplenty.worldgen.WorldGenOutback;
 import biomesoplenty.worldgen.WorldGenPit;
@@ -186,6 +187,7 @@ public class BiomeDecoratorBOP extends BiomeDecorator
 	protected WorldGenerator holyTallGrassGen;
 	protected WorldGenerator desertSproutsGen;
 	protected WorldGenerator promisedWillowGen;
+	protected WorldGenerator netherVineGen;
 	protected WorldGenerator quicksandGen;
 	protected WorldGenerator quicksand2Gen;
 	protected WorldGenerator poisonIvyGen;
@@ -263,6 +265,7 @@ public class BiomeDecoratorBOP extends BiomeDecorator
 	protected int holyTallGrassPerChunk;
 	protected int desertSproutsPerChunk;
 	protected int promisedWillowPerChunk;
+	protected int netherVinesPerChunk;
 	protected int quicksandPerChunk;
 	protected int quicksand2PerChunk;
 	protected int poisonIvyPerChunk;
@@ -405,6 +408,7 @@ public class BiomeDecoratorBOP extends BiomeDecorator
 		this.poisonIvyGen = new WorldGenBush(Blocks.foliage.get().blockID, 7);
 		this.sunflowerGen = new WorldGenSunflower(Blocks.flowers.get().blockID, 13);
 		this.promisedWillowGen = new WorldGenPromisedWillow();
+		this.netherVineGen = new WorldGenNetherVines();
 		this.quicksandGen = new WorldGenQuicksand();
 		this.quicksand2Gen = new WorldGenQuicksand2();
         this.cattailGen = new WorldGenCattail();
@@ -490,6 +494,7 @@ public class BiomeDecoratorBOP extends BiomeDecorator
 		this.canyonGrassPerChunk = 0;
 		this.steppePerChunk = 0;
 		this.promisedWillowPerChunk = 0;
+		this.netherVinesPerChunk = 0;
 		this.algaePerChunk = 0;
         this.pondsPerChunk = 0;
 		this.waterLakesPerChunk = 0;
@@ -820,6 +825,14 @@ public class BiomeDecoratorBOP extends BiomeDecorator
             var5 = this.chunk_Z + this.randomGenerator.nextInt(16) + 8;
             this.promisedWillowGen.generate(this.currentWorld, this.randomGenerator, var3, var4, var5);
         }
+		
+		for (var2 = 0; var2 < this.netherVinesPerChunk; ++var2)
+        {
+            var3 = this.chunk_X + this.randomGenerator.nextInt(16) + 8;
+            var4 = this.randomGenerator.nextInt(128);
+            var5 = this.chunk_Z + this.randomGenerator.nextInt(16) + 8;
+            this.netherVineGen.generate(this.currentWorld, this.randomGenerator, var3, var4, var5);
+        }
 
         for (var2 = 0; var2 < this.whiteFlowersPerChunk; ++var2)
         {

src/minecraft/biomesoplenty/biomes/BiomeGenNetherGarden.java

@@ -1,9 +1,13 @@
 package biomesoplenty.biomes;
 
+import java.util.Random;
+
 import biomesoplenty.configuration.BOPConfiguration;
+import biomesoplenty.worldgen.WorldGenNetherMushroom;
 
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraft.world.biome.SpawnListEntry;
+import net.minecraft.world.gen.feature.WorldGenerator;
 import net.minecraft.entity.monster.EntityGhast;
 import net.minecraft.entity.monster.EntityMagmaCube;
 import net.minecraft.entity.monster.EntityPigZombie;
@@ -17,6 +21,9 @@ public class BiomeGenNetherGarden extends BiomeGenBase
         super(par1);
 		this.theBiomeDecorator = new BiomeDecoratorBOP(this);
         this.customBiomeDecorator = (BiomeDecoratorBOP)theBiomeDecorator;
+		this.customBiomeDecorator.treesPerChunk = 3;
+		this.customBiomeDecorator.netherVinesPerChunk = 40;
+		this.customBiomeDecorator.mushroomsPerChunk = 20;
         this.spawnableMonsterList.clear();
         this.spawnableCreatureList.clear();
         this.spawnableWaterCreatureList.clear();
@@ -25,4 +32,12 @@ public class BiomeGenNetherGarden extends BiomeGenBase
         this.spawnableMonsterList.add(new SpawnListEntry(EntityPigZombie.class, 100, 4, 4));
         this.spawnableMonsterList.add(new SpawnListEntry(EntityMagmaCube.class, 1, 4, 4));
     }
+	
+    /**
+     * Gets a WorldGen appropriate for this biome.
+     */
+    public WorldGenerator getRandomWorldGenForTrees(Random par1Random)
+    {
+        return new WorldGenNetherMushroom();
+    }
 }

src/minecraft/biomesoplenty/worldgen/WorldGenNetherMushroom.java

@@ -9,25 +9,25 @@ import net.minecraft.block.Block;
 import net.minecraft.world.World;
 import net.minecraft.world.gen.feature.WorldGenerator;
 
-public class WorldGenBOPBigMushroom extends WorldGenerator
+public class WorldGenNetherMushroom extends WorldGenerator
 {
     /** The mushroom type. 0 for brown, 1 for red. */
     private int mushroomType = 1;
 
-    public WorldGenBOPBigMushroom(int par1)
+    public WorldGenNetherMushroom(int par1)
     {
         super(true);
         this.mushroomType = par1;
     }
 
-    public WorldGenBOPBigMushroom()
+    public WorldGenNetherMushroom()
     {
         super(false);
     }
 
     public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5)
     {
-        int l = 1;
+        int l = par2Random.nextInt(2);
 
         if (this.mushroomType >= 0)
         {
@@ -84,7 +84,7 @@ public class WorldGenBOPBigMushroom extends WorldGenerator
             {
                 j1 = par1World.getBlockId(par3, par4 - 1, par5);
 
-                if (j1 != Block.dirt.blockID && j1 != Block.grass.blockID && j1 != Block.mycelium.blockID  && j1 != Blocks.holyGrass.get().blockID)
+                if (j1 != Block.netherrack.blockID)
                 {
                     return false;
                 }

src/minecraft/biomesoplenty/worldgen/WorldGenNetherVines.java

@@ -0,0 +1,263 @@
+package biomesoplenty.worldgen;
+
+import java.util.Random;
+
+import biomesoplenty.api.Blocks;
+import biomesoplenty.configuration.BOPBlocks;
+
+import net.minecraft.block.Block;
+import net.minecraft.world.World;
+import net.minecraft.world.gen.feature.WorldGenerator;
+
+public class WorldGenNetherVines extends WorldGenerator
+{
+    public boolean generate(World var1, Random var2, int var3, int var4, int var5)
+    {
+        while (var1.isAirBlock(var3, var4, var5) && var4 > 2)
+        {
+            --var4;
+        }
+
+        int var6 = var1.getBlockId(var3, var4, var5);
+
+        if (var6 != Block.netherrack.blockID)
+        {
+            return false;
+        }
+        else
+        {
+            for (int var7 = -2; var7 <= 2; ++var7)
+            {
+                for (int var8 = -2; var8 <= 2; ++var8)
+                {
+                    if (var1.isAirBlock(var3 + var7, var4 - 1, var5 + var8) && var1.isAirBlock(var3 + var7, var4 - 2, var5 + var8))
+                    {
+                        return false;
+                    }
+                }
+            }
+
+			if (var1.isAirBlock(var3 - 1, var4, var5))
+				{
+				var1.setBlock(var3 - 1, var4, var5, Block.vine.blockID, 8, 2);
+				}
+			if (var1.isAirBlock(var3 - 1, var4 - 1, var5))
+				{
+				var1.setBlock(var3 - 1, var4 - 1, var5, Block.vine.blockID, 8, 2);
+				}
+			if (var1.isAirBlock(var3 - 1, var4 - 2, var5))
+				{
+				var1.setBlock(var3 - 1, var4 - 2, var5, Block.vine.blockID, 8, 2);
+				}
+			if (var1.isAirBlock(var3 - 1, var4 - 3, var5))
+				{
+				var1.setBlock(var3 - 1, var4 - 3, var5, Block.vine.blockID, 8, 2);
+				}
+			if (var1.isAirBlock(var3 - 1, var4 - 4, var5))
+				{
+				var1.setBlock(var3 - 1, var4 - 4, var5, Block.vine.blockID, 8, 2);
+				}
+			if (var1.isAirBlock(var3 - 1, var4 - 5, var5))
+				{
+				var1.setBlock(var3 - 1, var4 - 5, var5, Block.vine.blockID, 8, 2);
+				}
+				
+			if (var1.isAirBlock(var3 + 1, var4, var5))
+				{
+				var1.setBlock(var3 + 1, var4, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 1, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 1, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 2, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 2, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 3, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 3, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 4, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 4, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 5, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 5, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 6, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 6, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 7, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 7, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 8, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 8, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 9, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 9, var5, Block.vine.blockID, 2, 2);
+				}
+			if (var1.isAirBlock(var3 + 1, var4 - 10, var5))
+				{
+				var1.setBlock(var3 + 1, var4 - 10, var5, Block.vine.blockID, 2, 2);
+				}
+				
+			if (var1.isAirBlock(var3, var4, var5 - 1))
+				{
+				var1.setBlock(var3, var4, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 1, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 1, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 2, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 2, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 3, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 3, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 4, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 4, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 5, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 5, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 6, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 6, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 7, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 7, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 8, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 8, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 9, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 9, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 10, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 10, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 11, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 11, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 12, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 12, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 13, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 13, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 14, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 14, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 15, var5 - 1))
+				{
+				var1.setBlock(var3, var4 - 15, var5 - 1, Block.vine.blockID, 1, 2);
+				}
+				
+			if (var1.isAirBlock(var3, var4, var5 + 1))
+				{
+				var1.setBlock(var3, var4, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 1, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 1, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 2, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 2, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 3, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 3, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 4, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 4, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 5, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 5, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 6, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 6, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 7, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 7, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 8, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 8, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 9, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 9, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 10, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 10, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 11, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 11, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 12, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 12, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 13, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 13, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 14, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 14, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 15, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 15, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 16, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 16, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 17, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 17, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 18, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 18, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 19, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 19, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+			if (var1.isAirBlock(var3, var4 - 20, var5 + 1))
+				{
+				var1.setBlock(var3, var4 - 20, var5 + 1, Block.vine.blockID, 4, 2);
+				}
+				
+            return true;
+        }
+    }
+}