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-rw-r--r--src/client.cpp12
-rw-r--r--src/client.h2
-rw-r--r--src/clientserver.h8
-rw-r--r--src/environment.cpp5
-rw-r--r--src/environment.h1
-rw-r--r--src/map.cpp14
-rw-r--r--src/map.h9
-rw-r--r--src/script/lua_api/l_env.cpp17
-rw-r--r--src/script/lua_api/l_env.h4
-rw-r--r--src/server.cpp21
-rw-r--r--src/server.h3
11 files changed, 77 insertions, 19 deletions
diff --git a/src/client.cpp b/src/client.cpp
index 5e8f20620..a9a1f6dd9 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -1262,7 +1262,13 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
MapNode n;
n.deSerialize(&data[8], ser_version);
- addNode(p, n);
+ bool remove_metadata = true;
+ u32 index = 8 + MapNode::serializedLength(ser_version);
+ if ((datasize >= index+1) && data[index]){
+ remove_metadata = false;
+ }
+
+ addNode(p, n, remove_metadata);
}
else if(command == TOCLIENT_BLOCKDATA)
{
@@ -2514,7 +2520,7 @@ void Client::removeNode(v3s16 p)
}
}
-void Client::addNode(v3s16 p, MapNode n)
+void Client::addNode(v3s16 p, MapNode n, bool remove_metadata)
{
TimeTaker timer1("Client::addNode()");
@@ -2523,7 +2529,7 @@ void Client::addNode(v3s16 p, MapNode n)
try
{
//TimeTaker timer3("Client::addNode(): addNodeAndUpdate");
- m_env.getMap().addNodeAndUpdate(p, n, modified_blocks);
+ m_env.getMap().addNodeAndUpdate(p, n, modified_blocks, remove_metadata);
}
catch(InvalidPositionException &e)
{}
diff --git a/src/client.h b/src/client.h
index 9f5eb833b..eb0f225a2 100644
--- a/src/client.h
+++ b/src/client.h
@@ -365,7 +365,7 @@ public:
// Causes urgent mesh updates (unlike Map::add/removeNodeWithEvent)
void removeNode(v3s16 p);
- void addNode(v3s16 p, MapNode n);
+ void addNode(v3s16 p, MapNode n, bool remove_metadata = true);
void setPlayerControl(PlayerControl &control);
diff --git a/src/clientserver.h b/src/clientserver.h
index 67a4846a6..90f6f9a88 100644
--- a/src/clientserver.h
+++ b/src/clientserver.h
@@ -102,7 +102,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
added to object properties
*/
-#define LATEST_PROTOCOL_VERSION 21
+#define LATEST_PROTOCOL_VERSION 22
// Server's supported network protocol range
#define SERVER_PROTOCOL_VERSION_MIN 13
@@ -139,6 +139,12 @@ enum ToClientCommand
TOCLIENT_BLOCKDATA = 0x20, //TODO: Multiple blocks
TOCLIENT_ADDNODE = 0x21,
+ /*
+ u16 command
+ v3s16 position
+ serialized mapnode
+ u8 keep_metadata // Added in protocol version 22
+ */
TOCLIENT_REMOVENODE = 0x22,
TOCLIENT_PLAYERPOS = 0x23, // Obsolete
diff --git a/src/environment.cpp b/src/environment.cpp
index f019591df..e4567a78e 100644
--- a/src/environment.cpp
+++ b/src/environment.cpp
@@ -874,6 +874,11 @@ bool ServerEnvironment::removeNode(v3s16 p)
return true;
}
+bool ServerEnvironment::swapNode(v3s16 p, const MapNode &n)
+{
+ return m_map->addNodeWithEvent(p, n, false);
+}
+
std::set<u16> ServerEnvironment::getObjectsInsideRadius(v3f pos, float radius)
{
std::set<u16> objects;
diff --git a/src/environment.h b/src/environment.h
index 86654937d..9f9a0a23c 100644
--- a/src/environment.h
+++ b/src/environment.h
@@ -283,6 +283,7 @@ public:
// Script-aware node setters
bool setNode(v3s16 p, const MapNode &n);
bool removeNode(v3s16 p);
+ bool swapNode(v3s16 p, const MapNode &n);
// Find all active objects inside a radius around a point
std::set<u16> getObjectsInsideRadius(v3f pos, float radius);
diff --git a/src/map.cpp b/src/map.cpp
index 0f9c82c3c..c85876a75 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -931,7 +931,8 @@ void Map::updateLighting(std::map<v3s16, MapBlock*> & a_blocks,
/*
*/
void Map::addNodeAndUpdate(v3s16 p, MapNode n,
- std::map<v3s16, MapBlock*> &modified_blocks)
+ std::map<v3s16, MapBlock*> &modified_blocks,
+ bool remove_metadata)
{
INodeDefManager *ndef = m_gamedef->ndef();
@@ -1018,8 +1019,9 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n,
/*
Remove node metadata
*/
-
- removeNodeMetadata(p);
+ if (remove_metadata) {
+ removeNodeMetadata(p);
+ }
/*
Set the node on the map
@@ -1319,17 +1321,17 @@ void Map::removeNodeAndUpdate(v3s16 p,
}
}
-bool Map::addNodeWithEvent(v3s16 p, MapNode n)
+bool Map::addNodeWithEvent(v3s16 p, MapNode n, bool remove_metadata)
{
MapEditEvent event;
- event.type = MEET_ADDNODE;
+ event.type = remove_metadata ? MEET_ADDNODE : MEET_SWAPNODE;
event.p = p;
event.n = n;
bool succeeded = true;
try{
std::map<v3s16, MapBlock*> modified_blocks;
- addNodeAndUpdate(p, n, modified_blocks);
+ addNodeAndUpdate(p, n, modified_blocks, remove_metadata);
// Copy modified_blocks to event
for(std::map<v3s16, MapBlock*>::iterator
diff --git a/src/map.h b/src/map.h
index 8e55af437..8abea896e 100644
--- a/src/map.h
+++ b/src/map.h
@@ -61,6 +61,8 @@ enum MapEditEventType{
MEET_ADDNODE,
// Node removed (changed to air)
MEET_REMOVENODE,
+ // Node swapped (changed without metadata change)
+ MEET_SWAPNODE,
// Node metadata of block changed (not knowing which node exactly)
// p stores block coordinate
MEET_BLOCK_NODE_METADATA_CHANGED,
@@ -99,6 +101,8 @@ struct MapEditEvent
return VoxelArea(p);
case MEET_REMOVENODE:
return VoxelArea(p);
+ case MEET_SWAPNODE:
+ return VoxelArea(p);
case MEET_BLOCK_NODE_METADATA_CHANGED:
{
v3s16 np1 = p*MAP_BLOCKSIZE;
@@ -236,7 +240,8 @@ public:
These handle lighting but not faces.
*/
void addNodeAndUpdate(v3s16 p, MapNode n,
- std::map<v3s16, MapBlock*> &modified_blocks);
+ std::map<v3s16, MapBlock*> &modified_blocks,
+ bool remove_metadata = true);
void removeNodeAndUpdate(v3s16 p,
std::map<v3s16, MapBlock*> &modified_blocks);
@@ -245,7 +250,7 @@ public:
These emit events.
Return true if succeeded, false if not.
*/
- bool addNodeWithEvent(v3s16 p, MapNode n);
+ bool addNodeWithEvent(v3s16 p, MapNode n, bool remove_metadata = true);
bool removeNodeWithEvent(v3s16 p);
/*
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp
index 76e8c6907..a33882bdf 100644
--- a/src/script/lua_api/l_env.cpp
+++ b/src/script/lua_api/l_env.cpp
@@ -120,6 +120,22 @@ int ModApiEnvMod::l_remove_node(lua_State *L)
return 1;
}
+// minetest.swap_node(pos, node)
+// pos = {x=num, y=num, z=num}
+int ModApiEnvMod::l_swap_node(lua_State *L)
+{
+ GET_ENV_PTR;
+
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ // parameters
+ v3s16 pos = read_v3s16(L, 1);
+ MapNode n = readnode(L, 2, ndef);
+ // Do it
+ bool succeeded = env->swapNode(pos, n);
+ lua_pushboolean(L, succeeded);
+ return 1;
+}
+
// minetest.get_node(pos)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_node(lua_State *L)
@@ -798,6 +814,7 @@ void ModApiEnvMod::Initialize(lua_State *L, int top)
{
API_FCT(set_node);
API_FCT(add_node);
+ API_FCT(swap_node);
API_FCT(add_item);
API_FCT(remove_node);
API_FCT(get_node);
diff --git a/src/script/lua_api/l_env.h b/src/script/lua_api/l_env.h
index 814d12165..126349c6e 100644
--- a/src/script/lua_api/l_env.h
+++ b/src/script/lua_api/l_env.h
@@ -34,6 +34,10 @@ private:
// minetest.remove_node(pos)
// pos = {x=num, y=num, z=num}
static int l_remove_node(lua_State *L);
+
+ // minetest.swap_node(pos, node)
+ // pos = {x=num, y=num, z=num}
+ static int l_swap_node(lua_State *L);
// minetest.get_node(pos)
// pos = {x=num, y=num, z=num}
diff --git a/src/server.cpp b/src/server.cpp
index c29ec3d83..f0de54f66 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -1582,16 +1582,16 @@ void Server::AsyncRunStep()
// for them.
std::list<u16> far_players;
- if(event->type == MEET_ADDNODE)
+ if(event->type == MEET_ADDNODE || event->type == MEET_SWAPNODE)
{
//infostream<<"Server: MEET_ADDNODE"<<std::endl;
prof.add("MEET_ADDNODE", 1);
if(disable_single_change_sending)
sendAddNode(event->p, event->n, event->already_known_by_peer,
- &far_players, 5);
+ &far_players, 5, event->type == MEET_ADDNODE);
else
sendAddNode(event->p, event->n, event->already_known_by_peer,
- &far_players, 30);
+ &far_players, 30, event->type == MEET_ADDNODE);
}
else if(event->type == MEET_REMOVENODE)
{
@@ -4070,7 +4070,8 @@ void Server::sendRemoveNode(v3s16 p, u16 ignore_id,
}
void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
- std::list<u16> *far_players, float far_d_nodes)
+ std::list<u16> *far_players, float far_d_nodes,
+ bool remove_metadata)
{
float maxd = far_d_nodes*BS;
v3f p_f = intToFloat(p, BS);
@@ -4106,13 +4107,23 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
}
// Create packet
- u32 replysize = 8 + MapNode::serializedLength(client->serialization_version);
+ u32 replysize = 9 + MapNode::serializedLength(client->serialization_version);
SharedBuffer<u8> reply(replysize);
writeU16(&reply[0], TOCLIENT_ADDNODE);
writeS16(&reply[2], p.X);
writeS16(&reply[4], p.Y);
writeS16(&reply[6], p.Z);
n.serialize(&reply[8], client->serialization_version);
+ u32 index = 8 + MapNode::serializedLength(client->serialization_version);
+ writeU8(&reply[index], remove_metadata ? 0 : 1);
+
+ if (!remove_metadata) {
+ if (client->net_proto_version <= 21) {
+ // Old clients always clear metadata; fix it
+ // by sending the full block again.
+ client->SetBlockNotSent(p);
+ }
+ }
// Send as reliable
m_con.Send(client->peer_id, 0, reply, true);
diff --git a/src/server.h b/src/server.h
index b52ae02dc..87a603533 100644
--- a/src/server.h
+++ b/src/server.h
@@ -556,7 +556,8 @@ private:
void sendRemoveNode(v3s16 p, u16 ignore_id=0,
std::list<u16> *far_players=NULL, float far_d_nodes=100);
void sendAddNode(v3s16 p, MapNode n, u16 ignore_id=0,
- std::list<u16> *far_players=NULL, float far_d_nodes=100);
+ std::list<u16> *far_players=NULL, float far_d_nodes=100,
+ bool remove_metadata=true);
void setBlockNotSent(v3s16 p);
// Environment and Connection must be locked when called
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 06:17:02 +0000