From c241902b4085573477c996bbcdacaed2d293b38c Mon Sep 17 00:00:00 2001
From: Kahrl <kahrl@gmx.net>
Date: Sun, 22 Jan 2012 14:55:55 +0100
Subject: Cleanup (some stuff went wrong when reverting 4-byte mapnodes); fix
 legacy_wallmounted

---
 src/mapblock.cpp |  4 ----
 src/mapnode.cpp  | 16 ++++++++--------
 src/mapnode.h    |  2 +-
 src/nodedef.cpp  |  2 ++
 4 files changed, 11 insertions(+), 13 deletions(-)

diff --git a/src/mapblock.cpp b/src/mapblock.cpp
index fb3bbf7a7..b436378da 100644
--- a/src/mapblock.cpp
+++ b/src/mapblock.cpp
@@ -1157,28 +1157,24 @@ void MapBlock::deSerialize_pre22(std::istream &is, u8 version, bool disk)
 		if(nodedef->getId("default:stone") == data[i].getContent()
 				&& data[i].getParam1() == 1)
 		{
-			//dstream << "legacy coal\n";
 			data[i].setContent(nodedef->getId("default:stone_with_coal"));
 			data[i].setParam1(0);
 		}
 		else if(nodedef->getId("default:stone") == data[i].getContent()
 				&& data[i].getParam1() == 2)
 		{
-			//dstream << "legacy iron\n";
 			data[i].setContent(nodedef->getId("default:stone_with_iron"));
 			data[i].setParam1(0);
 		}
 		// facedir_simple
 		if(f.legacy_facedir_simple)
 		{
-			dstream << "legacy_facedir_simple\n";
 			data[i].setParam2(data[i].getParam1());
 			data[i].setParam1(0);
 		}
 		// wall_mounted
 		if(f.legacy_wallmounted)
 		{
-			dstream << "legacy_wallmounted\n";
 			u8 wallmounted_new_to_old[8] = {0x04, 0x08, 0x01, 0x02, 0x10, 0x20, 0, 0};
 			u8 dir_old_format = data[i].getParam2();
 			u8 dir_new_format = 0;
diff --git a/src/mapnode.cpp b/src/mapnode.cpp
index bfadbeac5..6cb9671b5 100644
--- a/src/mapnode.cpp
+++ b/src/mapnode.cpp
@@ -291,31 +291,31 @@ void MapNode::serialize_pre22(u8 *dest, u8 version)
 	// Translate to wanted version
 	MapNode n_foreign = mapnode_translate_from_internal(*this, version);
 
-	u16 actual_content = n_foreign.param0;
+	u8 actual_param0 = n_foreign.param0;
 
 	// Convert special values from new version to old
 	if(version <= 18)
 	{
 		// In these versions, CONTENT_IGNORE and CONTENT_AIR
 		// are 255 and 254
-		if(actual_content == CONTENT_IGNORE)
-			actual_content = 255;
-		else if(actual_content == CONTENT_AIR)
-			actual_content = 254;
+		if(actual_param0 == CONTENT_IGNORE)
+			actual_param0 = 255;
+		else if(actual_param0 == CONTENT_AIR)
+			actual_param0 = 254;
 	}
 
 	if(version == 0)
 	{
-		dest[0] = actual_content;
+		dest[0] = actual_param0;
 	}
 	else if(version <= 9)
 	{
-		dest[0] = actual_content;
+		dest[0] = actual_param0;
 		dest[1] = n_foreign.param1;
 	}
 	else
 	{
-		dest[0] = actual_content;
+		dest[0] = actual_param0;
 		dest[1] = n_foreign.param1;
 		dest[2] = n_foreign.param2;
 	}
diff --git a/src/mapnode.h b/src/mapnode.h
index 1c75f39c5..5e066604b 100644
--- a/src/mapnode.h
+++ b/src/mapnode.h
@@ -112,7 +112,7 @@ struct MapNode
 	{
 		param1 = a_param1;
 		param2 = a_param2;
-		// Set content (param0 and param2&0xf0)) after other params
+		// Set content (param0 and (param2&0xf0)) after other params
 		// because this needs to override part of param2
 		setContent(content);
 	}
diff --git a/src/nodedef.cpp b/src/nodedef.cpp
index 3d85bdbd9..0c2793a0e 100644
--- a/src/nodedef.cpp
+++ b/src/nodedef.cpp
@@ -394,6 +394,8 @@ public:
 				def.param_type_2 == CPT2_FULL
 				||
 				def.param_type_2 == CPT2_FLOWINGLIQUID
+				||
+				def.legacy_wallmounted
 			);
 			// Get some id
 			id = getFreeId(require_full_param2);
-- 
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