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-rw-r--r--src/client.cpp40
-rw-r--r--src/client.h2
-rw-r--r--src/guiInventoryMenu.cpp30
-rw-r--r--src/inventory.cpp43
-rw-r--r--src/inventory.h4
-rw-r--r--src/inventorymanager.cpp129
-rw-r--r--src/inventorymanager.h7
-rw-r--r--src/server.cpp12
8 files changed, 210 insertions, 57 deletions
diff --git a/src/client.cpp b/src/client.cpp
index 602f0cf84..0463aa81c 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -225,6 +225,8 @@ Client::Client(
m_server_ser_ver(SER_FMT_VER_INVALID),
m_playeritem(0),
m_inventory_updated(false),
+ m_inventory_from_server(NULL),
+ m_inventory_from_server_age(0.0),
m_time_of_day(0),
m_map_seed(0),
m_password(password),
@@ -269,6 +271,8 @@ Client::~Client()
m_mesh_update_thread.setRun(false);
while(m_mesh_update_thread.IsRunning())
sleep_ms(100);
+
+ delete m_inventory_from_server;
}
void Client::connect(Address address)
@@ -657,6 +661,30 @@ void Client::step(float dtime)
}
}
}
+
+ /*
+ If the server didn't update the inventory in a while, revert
+ the local inventory (so the player notices the lag problem
+ and knows something is wrong).
+ */
+ if(m_inventory_from_server)
+ {
+ float interval = 10.0;
+ float count_before = floor(m_inventory_from_server_age / interval);
+
+ m_inventory_from_server_age += dtime;
+
+ float count_after = floor(m_inventory_from_server_age / interval);
+
+ if(count_after != count_before)
+ {
+ // Do this every <interval> seconds after TOCLIENT_INVENTORY
+ // Reset the locally changed inventory to the authoritative inventory
+ Player *player = m_env.getLocalPlayer();
+ player->inventory = *m_inventory_from_server;
+ m_inventory_updated = true;
+ }
+ }
}
// Virtual methods from con::PeerHandler
@@ -975,6 +1003,10 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
m_inventory_updated = true;
+ delete m_inventory_from_server;
+ m_inventory_from_server = new Inventory(player->inventory);
+ m_inventory_from_server_age = 0.0;
+
//infostream<<"Client got player inventory:"<<std::endl;
//player->inventory.print(infostream);
}
@@ -1931,7 +1963,15 @@ Inventory* Client::getInventory(const InventoryLocation &loc)
}
void Client::inventoryAction(InventoryAction *a)
{
+ /*
+ Send it to the server
+ */
sendInventoryAction(a);
+
+ /*
+ Predict some local inventory changes
+ */
+ a->clientApply(this, this);
}
ClientActiveObject * Client::getSelectedActiveObject(
diff --git a/src/client.h b/src/client.h
index 6d5e5c525..efdf315f7 100644
--- a/src/client.h
+++ b/src/client.h
@@ -367,6 +367,8 @@ private:
u8 m_server_ser_ver;
u16 m_playeritem;
bool m_inventory_updated;
+ Inventory *m_inventory_from_server;
+ float m_inventory_from_server_age;
core::map<v3s16, bool> m_active_blocks;
PacketCounter m_packetcounter;
// Received from the server. 0-23999
diff --git a/src/guiInventoryMenu.cpp b/src/guiInventoryMenu.cpp
index a4b16b251..cd371d062 100644
--- a/src/guiInventoryMenu.cpp
+++ b/src/guiInventoryMenu.cpp
@@ -537,6 +537,11 @@ bool GUIInventoryMenu::OnEvent(const SEvent& event)
s.i = -1; // make it invalid again
}
+ bool identical = (m_selected_item != NULL) && s.isValid() &&
+ (inv_selected == inv_s) &&
+ (m_selected_item->listname == s.listname) &&
+ (m_selected_item->i == s.i);
+
// buttons: 0 = left, 1 = right, 2 = middle
// up/down: 0 = down (press), 1 = up (release), 2 = unknown event
int button = 0;
@@ -602,13 +607,26 @@ bool GUIInventoryMenu::OnEvent(const SEvent& event)
if(s.isValid())
{
- // Clicked another slot: move
+ // Clicked a slot: move
if(button == 1) // right
move_amount = 1;
else if(button == 2) // middle
move_amount = MYMIN(m_selected_amount, 10);
else // left
move_amount = m_selected_amount;
+ dstream << "move_amount=" << move_amount<<"\n";
+ dstream << "m_selected_amount=" << m_selected_amount<<"\n";
+
+ if(identical)
+ {
+ if(move_amount >= m_selected_amount)
+ m_selected_amount = 0;
+ else
+ m_selected_amount -= move_amount;
+ move_amount = 0;
+ }
+ dstream << "move_amount=" << move_amount<<"\n";
+ dstream << "m_selected_amount=" << m_selected_amount<<"\n";
}
else if(getAbsoluteClippingRect().isPointInside(m_pointer))
{
@@ -636,9 +654,7 @@ bool GUIInventoryMenu::OnEvent(const SEvent& event)
if(m_selected_item != NULL && m_selected_dragging && s.isValid())
{
- if((inv_selected != inv_s) ||
- (m_selected_item->listname != s.listname) ||
- (m_selected_item->i != s.i))
+ if(!identical)
{
// Dragged to different slot: move all selected
move_amount = m_selected_amount;
@@ -675,18 +691,19 @@ bool GUIInventoryMenu::OnEvent(const SEvent& event)
if(leftover.count == stack_from.count)
{
// Swap the stacks
+ m_selected_amount -= stack_to.count;
}
else if(leftover.empty())
{
// Item fits
+ m_selected_amount -= move_amount;
}
else
{
// Item only fits partially
move_amount -= leftover.count;
+ m_selected_amount -= move_amount;
}
- assert(move_amount > 0 && move_amount <= m_selected_amount);
- m_selected_amount -= move_amount;
infostream<<"Handing IACTION_MOVE to manager"<<std::endl;
IMoveAction *a = new IMoveAction();
@@ -741,6 +758,7 @@ bool GUIInventoryMenu::OnEvent(const SEvent& event)
{
delete m_selected_item;
m_selected_item = NULL;
+ m_selected_amount = 0;
m_selected_dragging = false;
}
}
diff --git a/src/inventory.cpp b/src/inventory.cpp
index ebd0b9c23..66101b831 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -733,6 +733,49 @@ ItemStack InventoryList::peekItem(u32 i, u32 peekcount) const
return m_items[i].peekItem(peekcount);
}
+void InventoryList::moveItem(u32 i, InventoryList *dest, u32 dest_i, u32 count)
+{
+ if(this == dest && i == dest_i)
+ return;
+
+ // Take item from source list
+ ItemStack item1;
+ if(count == 0)
+ item1 = changeItem(i, ItemStack());
+ else
+ item1 = takeItem(i, count);
+
+ if(item1.empty())
+ return;
+
+ // Try to add the item to destination list
+ u32 oldcount = item1.count;
+ item1 = dest->addItem(dest_i, item1);
+
+ // If something is returned, the item was not fully added
+ if(!item1.empty())
+ {
+ // If olditem is returned, nothing was added.
+ bool nothing_added = (item1.count == oldcount);
+
+ // If something else is returned, part of the item was left unadded.
+ // Add the other part back to the source item
+ addItem(i, item1);
+
+ // If olditem is returned, nothing was added.
+ // Swap the items
+ if(nothing_added)
+ {
+ // Take item from source list
+ item1 = changeItem(i, ItemStack());
+ // Adding was not possible, swap the items.
+ ItemStack item2 = dest->changeItem(dest_i, item1);
+ // Put item from destination list to the source list
+ changeItem(i, item2);
+ }
+ }
+}
+
/*
Inventory
*/
diff --git a/src/inventory.h b/src/inventory.h
index 3f5d83589..fcac5f647 100644
--- a/src/inventory.h
+++ b/src/inventory.h
@@ -233,6 +233,10 @@ public:
// Similar to takeItem, but keeps the slot intact.
ItemStack peekItem(u32 i, u32 peekcount) const;
+ // Move an item to a different list (or a different stack in the same list)
+ // count is the maximum number of items to move (0 for everything)
+ void moveItem(u32 i, InventoryList *dest, u32 dest_i, u32 count = 0);
+
private:
std::vector<ItemStack> m_items;
u32 m_size;
diff --git a/src/inventorymanager.cpp b/src/inventorymanager.cpp
index b42a80673..b04a1c177 100644
--- a/src/inventorymanager.cpp
+++ b/src/inventorymanager.cpp
@@ -133,6 +133,10 @@ InventoryAction * InventoryAction::deSerialize(std::istream &is)
return a;
}
+/*
+ IMoveAction
+*/
+
IMoveAction::IMoveAction(std::istream &is)
{
std::string ts;
@@ -193,59 +197,13 @@ void IMoveAction::apply(InventoryManager *mgr, ServerActiveObject *player, IGame
<<", to_list=\""<<to_list<<"\""<<std::endl;
return;
}
- if(list_from->getItem(from_i).empty())
- {
- infostream<<"IMoveAction::apply(): FAIL: source item not found: "
- <<"from_inv=\""<<from_inv.dump()<<"\""
- <<", from_list=\""<<from_list<<"\""
- <<" from_i="<<from_i<<std::endl;
- return;
- }
/*
- If the source and the destination slots are the same
- */
- if(inv_from == inv_to && list_from == list_to && from_i == to_i)
- {
- infostream<<"IMoveAction::apply(): FAIL: source and destination slots "
- <<"are the same: inv=\""<<from_inv.dump()
- <<"\" list=\""<<from_list
- <<"\" i="<<from_i<<std::endl;
- return;
- }
-
- // Take item from source list
- ItemStack item1;
- if(count == 0)
- item1 = list_from->changeItem(from_i, ItemStack());
- else
- item1 = list_from->takeItem(from_i, count);
+ This performs the actual movement
- // Try to add the item to destination list
- int oldcount = item1.count;
- item1 = list_to->addItem(to_i, item1);
-
- // If something is returned, the item was not fully added
- if(!item1.empty())
- {
- // If olditem is returned, nothing was added.
- bool nothing_added = (item1.count == oldcount);
-
- // If something else is returned, part of the item was left unadded.
- // Add the other part back to the source item
- list_from->addItem(from_i, item1);
-
- // If olditem is returned, nothing was added.
- // Swap the items
- if(nothing_added)
- {
- // Take item from source list
- item1 = list_from->changeItem(from_i, ItemStack());
- // Adding was not possible, swap the items.
- ItemStack item2 = list_to->changeItem(to_i, item1);
- // Put item from destination list to the source list
- list_from->changeItem(from_i, item2);
- }
- }
+ If something is wrong (source item is empty, destination is the
+ same as source), nothing happens
+ */
+ list_from->moveItem(from_i, list_to, to_i, count);
mgr->setInventoryModified(from_inv);
if(inv_from != inv_to)
@@ -262,6 +220,38 @@ void IMoveAction::apply(InventoryManager *mgr, ServerActiveObject *player, IGame
<<std::endl;
}
+void IMoveAction::clientApply(InventoryManager *mgr, IGameDef *gamedef)
+{
+ // Optional InventoryAction operation that is run on the client
+ // to make lag less apparent.
+
+ Inventory *inv_from = mgr->getInventory(from_inv);
+ Inventory *inv_to = mgr->getInventory(to_inv);
+ if(!inv_from || !inv_to)
+ return;
+
+ InventoryLocation current_player;
+ current_player.setCurrentPlayer();
+ Inventory *inv_player = mgr->getInventory(current_player);
+ if(inv_from != inv_player || inv_to != inv_player)
+ return;
+
+ InventoryList *list_from = inv_from->getList(from_list);
+ InventoryList *list_to = inv_to->getList(to_list);
+ if(!list_from || !list_to)
+ return;
+
+ list_from->moveItem(from_i, list_to, to_i, count);
+
+ mgr->setInventoryModified(from_inv);
+ if(inv_from != inv_to)
+ mgr->setInventoryModified(to_inv);
+}
+
+/*
+ IDropAction
+*/
+
IDropAction::IDropAction(std::istream &is)
{
std::string ts;
@@ -338,6 +328,37 @@ void IDropAction::apply(InventoryManager *mgr, ServerActiveObject *player, IGame
<<std::endl;
}
+void IDropAction::clientApply(InventoryManager *mgr, IGameDef *gamedef)
+{
+ // Optional InventoryAction operation that is run on the client
+ // to make lag less apparent.
+
+ Inventory *inv_from = mgr->getInventory(from_inv);
+ if(!inv_from)
+ return;
+
+ InventoryLocation current_player;
+ current_player.setCurrentPlayer();
+ Inventory *inv_player = mgr->getInventory(current_player);
+ if(inv_from != inv_player)
+ return;
+
+ InventoryList *list_from = inv_from->getList(from_list);
+ if(!list_from)
+ return;
+
+ if(count == 0)
+ list_from->changeItem(from_i, ItemStack());
+ else
+ list_from->takeItem(from_i, count);
+
+ mgr->setInventoryModified(from_inv);
+}
+
+/*
+ ICraftAction
+*/
+
ICraftAction::ICraftAction(std::istream &is)
{
std::string ts;
@@ -412,6 +433,12 @@ void ICraftAction::apply(InventoryManager *mgr, ServerActiveObject *player, IGam
<<std::endl;
}
+void ICraftAction::clientApply(InventoryManager *mgr, IGameDef *gamedef)
+{
+ // Optional InventoryAction operation that is run on the client
+ // to make lag less apparent.
+}
+
// Crafting helper
bool getCraftingResult(Inventory *inv, ItemStack& result,
diff --git a/src/inventorymanager.h b/src/inventorymanager.h
index 890d05168..55e8f8402 100644
--- a/src/inventorymanager.h
+++ b/src/inventorymanager.h
@@ -102,6 +102,7 @@ struct InventoryAction
virtual void serialize(std::ostream &os) const = 0;
virtual void apply(InventoryManager *mgr, ServerActiveObject *player,
IGameDef *gamedef) = 0;
+ virtual void clientApply(InventoryManager *mgr, IGameDef *gamedef) = 0;
};
struct IMoveAction : public InventoryAction
@@ -142,6 +143,8 @@ struct IMoveAction : public InventoryAction
}
void apply(InventoryManager *mgr, ServerActiveObject *player, IGameDef *gamedef);
+
+ void clientApply(InventoryManager *mgr, IGameDef *gamedef);
};
struct IDropAction : public InventoryAction
@@ -175,6 +178,8 @@ struct IDropAction : public InventoryAction
}
void apply(InventoryManager *mgr, ServerActiveObject *player, IGameDef *gamedef);
+
+ void clientApply(InventoryManager *mgr, IGameDef *gamedef);
};
struct ICraftAction : public InventoryAction
@@ -203,6 +208,8 @@ struct ICraftAction : public InventoryAction
}
void apply(InventoryManager *mgr, ServerActiveObject *player, IGameDef *gamedef);
+
+ void clientApply(InventoryManager *mgr, IGameDef *gamedef);
};
// Crafting helper
diff --git a/src/server.cpp b/src/server.cpp
index 177551881..a0c8a0092 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -2373,6 +2373,11 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
}
/*
+ Note: Always set inventory not sent, to repair cases
+ where the client made a bad prediction.
+ */
+
+ /*
Handle restrictions and special cases of the move action
*/
if(a->getType() == IACTION_MOVE)
@@ -2382,6 +2387,9 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
ma->from_inv.applyCurrentPlayer(player->getName());
ma->to_inv.applyCurrentPlayer(player->getName());
+ setInventoryModified(ma->from_inv);
+ setInventoryModified(ma->to_inv);
+
bool from_inv_is_current_player =
(ma->from_inv.type == InventoryLocation::PLAYER) &&
(ma->from_inv.name == player->getName());
@@ -2461,6 +2469,8 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
da->from_inv.applyCurrentPlayer(player->getName());
+ setInventoryModified(da->from_inv);
+
// Disallow dropping items if not allowed to interact
if((getPlayerPrivs(player) & PRIV_INTERACT) == 0)
{
@@ -2490,6 +2500,8 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
ca->craft_inv.applyCurrentPlayer(player->getName());
+ setInventoryModified(ca->craft_inv);
+
//bool craft_inv_is_current_player =
// (ca->craft_inv.type == InventoryLocation::PLAYER) &&
// (ca->craft_inv.name == player->getName());
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 04:16:36 +0000