Add biome essence and biome block

src/main/java/biomesoplenty/api/biome/BOPBiome.java

@@ -69,4 +69,10 @@ public class BOPBiome extends BiomeGenBase implements IExtendedBiome
     {
         this.weightMap.clear();
     }
+    
+    // whether or not a biome essence item corresponding to this biome should be able to drop from biome blocks
+    public boolean hasBiomeEssence()
+    {
+        return true;
+    }
 }

src/main/java/biomesoplenty/api/block/BOPBlocks.java

@@ -24,6 +24,7 @@ public class BOPBlocks
     public static Block hive;
     public static Block mushroom;
     public static Block stone;
+    public static Block biome_block;
     
     public static Block log_0;
     public static Block log_1;

src/main/java/biomesoplenty/api/item/BOPItems.java

@@ -97,6 +97,7 @@ public class BOPItems
     public static Item amethyst_scythe;
     
     public static Item biome_finder;
+    public static Item biome_essence;
     public static Item enderporter;
     public static Item jar_empty;
     public static Item jar_filled;

src/main/java/biomesoplenty/common/block/BlockBiomeBlock.java

@@ -5,11 +5,15 @@
  * 
  * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
  ******************************************************************************/
-/*
+
 package biomesoplenty.common.block;
 
-import biomesoplenty.api.biome.BOPBiomes;
-import biomesoplenty.api.block.BOPBlock;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Random;
+
+import biomesoplenty.api.biome.BOPBiome;
 import biomesoplenty.api.item.BOPItems;
 import net.minecraft.block.Block;
 import net.minecraft.block.material.Material;
@@ -17,42 +21,83 @@ import net.minecraft.block.state.IBlockState;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.BlockPos;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import net.minecraft.world.biome.BiomeGenBase;
 
-public class BlockBiomeBlock extends BOPBlock
-{
+public class BlockBiomeBlock extends BlockBOPGeneric
+{   
+    
     public BlockBiomeBlock() {
         super(Material.glass);
         this.setHardness(0.6F);
         this.setStepSound(Block.soundTypeGlass);
     }
     
-    // TODO: don't understand this method at all.
-    @Override
-    public void dropBlockAsItemWithChance(World worldIn, BlockPos pos, IBlockState state, float chance, int fortune)
+    // list of biomes which have an associated essence (possible drops when this block is broken)
+    private static List<BiomeGenBase> biomesWithEssence;
+    
+    // generate the list of biomes which have an associated essence
+    public List<BiomeGenBase> getBiomesWithEssence()
     {
-        if (!worldIn.isRemote && !worldIn.restoringBlockSnapshots) // do not drop items while restoring blockstates, prevents item dupe
+        if (biomesWithEssence != null) {return biomesWithEssence;}
+        
+        biomesWithEssence = new ArrayList<BiomeGenBase>();
+        
+        List<BiomeGenBase> vanillaBiomesToExclude = Arrays.asList(
+            new BiomeGenBase[] {
+                BiomeGenBase.sky,
+                BiomeGenBase.hell,
+                BiomeGenBase.beach,
+                BiomeGenBase.coldBeach,
+                BiomeGenBase.stoneBeach,
+                BiomeGenBase.ocean,
+                BiomeGenBase.frozenOcean,
+                BiomeGenBase.deepOcean,
+                BiomeGenBase.river,
+                BiomeGenBase.frozenRiver
+            }
+        );
+        
+        for (BiomeGenBase biome : BiomeGenBase.getBiomeGenArray())
         {
-            for (BiomeGenBase biome : BiomeGenBase.getBiomeGenArray())
+            if (biome == null) {continue;}
+            if (biome instanceof BOPBiome)
             {
-                if (biome == null) {continue;}
-                
-                // TODO: add the other biomes
-                // TODO: add areBiomesEqual function for comparing these
-                if ( biome.biomeID == BOPBiomes.alps.biomeID )
-                {
-                    if (worldIn.rand.nextInt(75) == 0)
-                    {
-                        ItemStack biome_essence = new ItemStack(BOPItems.biome_essence);
-                        biome_essence.setTagCompound(new NBTTagCompound());
-                        biome_essence.getTagCompound().setInteger("biomeID", biome.biomeID);
-                        spawnAsEntity(worldIn, pos, biome_essence);
-                    }
-                }
+                if (((BOPBiome)biome).hasBiomeEssence()) {biomesWithEssence.add(biome);}
+            }
+            else
+            {
+                if (!vanillaBiomesToExclude.contains(biome)) {biomesWithEssence.add(biome);}
             }
         }
-    } 
+        
+        return biomesWithEssence;
+    }
     
-}
-*/
+    // drops biome essence items for random biomes
+    @Override
+    public List<ItemStack> getDrops(IBlockAccess world, BlockPos pos, IBlockState state, int fortune)
+    {
+        List<ItemStack> ret = new ArrayList<ItemStack>();
+        Random rand = world instanceof World ? ((World)world).rand : RANDOM;
+
+        List<BiomeGenBase> biomes = this.getBiomesWithEssence();
+        int numToDrop = rand.nextInt(fortune + 2) + 1;
+        int numChoices = biomes.size();
+        BiomeGenBase biome;
+        
+        for (int i = 0; i < numToDrop; i++)
+        {
+            biome = biomes.get(rand.nextInt(numChoices));
+            ItemStack biome_essence = new ItemStack(BOPItems.biome_essence);
+            biome_essence.setTagCompound(new NBTTagCompound());
+            biome_essence.getTagCompound().setInteger("biomeID", biome.biomeID);
+            ret.add(biome_essence);              
+        }
+
+        return ret;
+    }
+
+    
+}

src/main/java/biomesoplenty/common/init/ModBlocks.java

@@ -66,6 +66,7 @@ public class ModBlocks
         stone_formations =      registerBlock( new BlockStoneFormations(), "stone_formations" );
         fruit_block =           registerBlock( new BlockFruit(), "fruit_block" /*, creativeTab(null) */); // TODO: once the mechanism for farming fruit is established: remove creative tab
         crystal =               registerBlock( new BlockCrystal(), "crystal" );
+        biome_block =           registerBlock( new BlockBiomeBlock(), "biome_block" );
         
         // generics
         ash_stone =             registerBlock( new BlockBOPGeneric(), "ash_stone" );

src/main/java/biomesoplenty/common/init/ModItems.java

@@ -174,6 +174,7 @@ public class ModItems
 
         
         biome_finder = registerItem(new ItemBiomeFinder(), "biome_finder");
+        biome_essence = registerItem(new ItemBiomeEssence(), "biome_essence");
         enderporter = registerItem(new ItemEnderporter(), "enderporter");
         jar_empty = registerItem(new ItemJarEmpty(), "jar_empty");
         jar_filled = registerItem(new ItemJarFilled(), "jar_filled");

src/main/java/biomesoplenty/common/item/ItemBiomeEssence.java

@@ -17,7 +17,6 @@ import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
 
-// TODO: This is probably all kinds of wrong
 public class ItemBiomeEssence extends Item
 {
     public ItemBiomeEssence() {}
@@ -28,49 +27,46 @@ public class ItemBiomeEssence extends Item
         return true;
     }
     
-    // TODO: wtf?
+    // TODO: really?  this looks well dodgy.
     @Override
     public ItemStack getContainerItem(ItemStack itemStack)
     {
         return itemStack;
-    }
+    }    
     
+    public BiomeGenBase getBiome(ItemStack itemStack)
+    {
+        if (itemStack.hasTagCompound() && itemStack.getTagCompound().hasKey("biomeID"))
+        {
+            int biomeId = itemStack.getTagCompound().getInteger("biomeID");
+            try
+            {
+                return BiomeGenBase.getBiomeGenArray()[biomeId];
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+        }
+        return null;
+    }
     
     @Override
     public void addInformation(ItemStack itemStack, EntityPlayer player, List infoList, boolean advancedItemTooltips)
     {
-        if (itemStack.hasTagCompound())
+        BiomeGenBase biome = this.getBiome(itemStack);
+        if (biome != null)
         {
-            if (itemStack.getTagCompound().hasKey("biomeID")) 
-            {
-                BiomeGenBase biome = BiomeGenBase.getBiomeGenArray()[itemStack.getTagCompound().getInteger("biomeID")];
-
-                if (biome != null)
-                {
-                    infoList.add(biome.biomeName);
-                }
-            }
+            infoList.add(biome.biomeName);
         }
     }
 
     @Override
     @SideOnly(Side.CLIENT)
-    public int getColorFromItemStack(ItemStack itemStack, int par2)
+    public int getColorFromItemStack(ItemStack itemStack, int tintIndex)
     {
-        if (itemStack.hasTagCompound())
-        {
-            if (itemStack.getTagCompound().hasKey("biomeID"))
-            {
-                BiomeGenBase biome = BiomeGenBase.getBiomeGenArray()[itemStack.getTagCompound().getInteger("biomeID")];
-                
-                if (biome != null)
-                {
-                    return biome.color;
-                }
-            }
-        }
-        
-        return 16777215;
+        BiomeGenBase biome = this.getBiome(itemStack);
+        return biome == null ? 0xFFFFFF : biome.color;
     }
     
     @Override

src/main/resources/assets/biomesoplenty/blockstates/biome_block.json

@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "normal": { "model": "biomesoplenty:biome_block" }
+    }
+}

src/main/resources/assets/biomesoplenty/models/block/biome_block.json

@@ -0,0 +1,6 @@
+{
+    "parent": "block/cube_all",
+    "textures": {
+        "all": "biomesoplenty:blocks/biome_block"
+    }
+}

src/main/resources/assets/biomesoplenty/models/item/biome_block.json

@@ -0,0 +1,10 @@
+{
+    "parent": "biomesoplenty:block/biome_block",
+    "display": {
+        "thirdperson": {
+            "rotation": [ 10, -45, 170 ],
+            "translation": [ 0, 1.5, -2.75 ],
+            "scale": [ 0.375, 0.375, 0.375 ]
+        }
+    }
+}

src/main/resources/assets/biomesoplenty/models/item/biome_essence.json

@@ -0,0 +1,18 @@
+{
+    "parent": "builtin/generated",
+    "textures": {
+        "layer0": "biomesoplenty:items/biome_essence"
+    },
+    "display": {
+        "thirdperson": {
+            "rotation": [ -90, 0, 0 ],
+            "translation": [ 0, 1, -3 ],
+            "scale": [ 0.55, 0.55, 0.55 ]
+        },
+        "firstperson": {
+            "rotation": [ 0, -135, 25 ],
+            "translation": [ 0, 4, 2 ],
+            "scale": [ 1.7, 1.7, 1.7 ]
+        }
+    }
+}