1 files changed, 38 insertions, 18 deletions

diff --git a/src/content_abm.cpp b/src/content_abm.cpp
index 03fc82ed4..ccd9ca19c 100644
--- a/src/content_abm.cpp
+++ b/src/content_abm.cpp
@@ -94,11 +94,22 @@ public:
 class MakeTreesFromSaplingsABM : public ActiveBlockModifier
 {
 private:
+	content_t c_junglesapling;
+	content_t c_dirt;
+	content_t c_dirt_with_grass;
+	
 public:
+	MakeTreesFromSaplingsABM(ServerEnvironment *env, INodeDefManager *nodemgr) {
+		c_junglesapling   = nodemgr->getId("junglesapling");
+		c_dirt            = nodemgr->getId("mapgen_dirt");
+		c_dirt_with_grass = nodemgr->getId("mapgen_dirt_with_grass");
+	}
+
 	virtual std::set<std::string> getTriggerContents()
 	{
 		std::set<std::string> s;
 		s.insert("sapling");
+		s.insert("junglesapling");
 		return s;
 	}
 	virtual float getTriggerInterval()
@@ -111,37 +122,46 @@ public:
 		INodeDefManager *ndef = env->getGameDef()->ndef();
 		ServerMap *map = &env->getServerMap();
 		
-		actionstream<<"A sapling grows into a tree at "
-				<<PP(p)<<std::endl;
+		MapNode n_below = map->getNodeNoEx(p - v3s16(0, 1, 0));
+		if (n_below.getContent() != c_dirt &&
+			n_below.getContent() != c_dirt_with_grass)
+			return;
+			
+		bool is_jungle_tree = n.getContent() == c_junglesapling;
+		
+		actionstream <<"A " << (is_jungle_tree ? "jungle " : "")
+				<< "sapling grows into a tree at "
+				<< PP(p) << std::endl;
 
-		core::map<v3s16, MapBlock*> modified_blocks;
+		std::map<v3s16, MapBlock*> modified_blocks;
 		v3s16 tree_p = p;
 		ManualMapVoxelManipulator vmanip(map);
 		v3s16 tree_blockp = getNodeBlockPos(tree_p);
 		vmanip.initialEmerge(tree_blockp - v3s16(1,1,1), tree_blockp + v3s16(1,1,1));
-		bool is_apple_tree = myrand()%4 == 0;
-		treegen::make_tree(vmanip, tree_p, is_apple_tree, ndef, myrand());
+		
+		if (is_jungle_tree) {
+			treegen::make_jungletree(vmanip, tree_p, ndef, myrand());
+		} else {
+			bool is_apple_tree = myrand() % 4 == 0;
+			treegen::make_tree(vmanip, tree_p, is_apple_tree, ndef, myrand());
+		}
+		
 		vmanip.blitBackAll(&modified_blocks);
 
 		// update lighting
-		core::map<v3s16, MapBlock*> lighting_modified_blocks;
-		for(core::map<v3s16, MapBlock*>::Iterator
-			i = modified_blocks.getIterator();
-			i.atEnd() == false; i++)
-		{
-			lighting_modified_blocks.insert(i.getNode()->getKey(), i.getNode()->getValue());
-		}
+		std::map<v3s16, MapBlock*> lighting_modified_blocks;
+		lighting_modified_blocks.insert(modified_blocks.begin(), modified_blocks.end());
 		map->updateLighting(lighting_modified_blocks, modified_blocks);
 
 		// Send a MEET_OTHER event
 		MapEditEvent event;
 		event.type = MEET_OTHER;
-		for(core::map<v3s16, MapBlock*>::Iterator
-			i = modified_blocks.getIterator();
-			i.atEnd() == false; i++)
+//		event.modified_blocks.insert(modified_blocks.begin(), modified_blocks.end());
+		for(std::map<v3s16, MapBlock*>::iterator
+			i = modified_blocks.begin();
+			i != modified_blocks.end(); ++i)
 		{
-			v3s16 p = i.getNode()->getKey();
-			event.modified_blocks.insert(p, true);
+			event.modified_blocks.insert(i->first);
 		}
 		map->dispatchEvent(&event);
 	}
@@ -182,7 +202,7 @@ void add_legacy_abms(ServerEnvironment *env, INodeDefManager *nodedef)
 {
 	env->addActiveBlockModifier(new GrowGrassABM());
 	env->addActiveBlockModifier(new RemoveGrassABM());
-	env->addActiveBlockModifier(new MakeTreesFromSaplingsABM());
+	env->addActiveBlockModifier(new MakeTreesFromSaplingsABM(env, nodedef));
 	if (g_settings->getBool("liquid_finite"))
 		env->addActiveBlockModifier(new LiquidFlowABM(env, nodedef));
 }