SPIGOT-5906: Huge Fungi tree generation

nms-patches/BlockFungi.patch

@@ -0,0 +1,16 @@
+--- a/net/minecraft/server/BlockFungi.java
++++ b/net/minecraft/server/BlockFungi.java
+@@ -38,6 +38,13 @@
+ 
+     @Override
+     public void a(WorldServer worldserver, Random random, BlockPosition blockposition, IBlockData iblockdata) {
++        // CraftBukkit start
++        if (this == Blocks.WARPED_FUNGUS) {
++            BlockSapling.treeType = org.bukkit.TreeType.WARPED_FUNGUS;
++        } else if (this == Blocks.CRIMSON_FUNGUS) {
++            BlockSapling.treeType = org.bukkit.TreeType.CRIMSON_FUNGUS;
++        }
++        // CraftBukkit end
+         ((WorldGenFeatureConfigured) this.b.get()).a(worldserver, worldserver.getStructureManager(), worldserver.getChunkProvider().getChunkGenerator(), random, blockposition);
+     }
+ }

src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -88,6 +88,7 @@ import net.minecraft.server.Ticket;
 import net.minecraft.server.TicketType;
 import net.minecraft.server.Unit;
 import net.minecraft.server.Vec3D;
+import net.minecraft.server.WorldGenFeatureHugeFungiConfiguration;
 import net.minecraft.server.WorldGenerator;
 import net.minecraft.server.WorldServer;
 import org.apache.commons.lang.Validate;
@@ -729,6 +730,14 @@ public class CraftWorld implements World {
         case CHORUS_PLANT:
             ((BlockChorusFlower) Blocks.CHORUS_FLOWER).a(world, pos, rand, 8);
             return true;
+        case CRIMSON_FUNGUS:
+            gen = WorldGenerator.HUGE_FUNGUS;
+            conf = WorldGenFeatureHugeFungiConfiguration.b;
+            break;
+        case WARPED_FUNGUS:
+            gen = WorldGenerator.HUGE_FUNGUS;
+            conf = WorldGenFeatureHugeFungiConfiguration.d;
+            break;
         case TREE:
         default:
             gen = WorldGenerator.TREE;