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Max players from 8 -> 255 + small connection optimizations (#722)

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* Multiplayer 8 to max byte increase.

Made-with: Cursor

* Server chunk optimizations for large player counts, server full notification fix, added to server.properties.
This commit is contained in:
Kevin
2026-03-06 19:23:32 -06:00
committed by GitHub
parent 16446265d5
commit 13960a93b2
16 changed files with 294 additions and 145 deletions
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40
Minecraft.Client/Common/Network/PlatformNetworkManagerStub.cpp
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@@ -8,6 +8,8 @@
#include "..\..\Windows64\Windows64_Xuid.h"
#include "..\..\Minecraft.h"
#include "..\..\User.h"
#include "..\..\MinecraftServer.h"
#include "..\..\PlayerList.h"
#include <iostream>
#endif
@@ -238,15 +240,33 @@ void CPlatformNetworkManagerStub::DoWork()
qnetPlayer->m_resolvedXuid = INVALID_XUID;
qnetPlayer->m_gamertag[0] = 0;
qnetPlayer->SetCustomDataValue(0);
WinsockNetLayer::PushFreeSmallId(disconnectedSmallId);
if (IQNet::s_playerCount > 1)
IQNet::s_playerCount--;
}
// Always return smallId to the free pool so it can be reused (game may have already cleared the slot).
WinsockNetLayer::PushFreeSmallId(disconnectedSmallId);
// Clear O(1) socket lookup so GetSocketForSmallId stays fast (s_connections never shrinks).
WinsockNetLayer::ClearSocketForSmallId(disconnectedSmallId);
// Clear chunk visibility flags for this system so rejoin gets fresh chunk state.
SystemFlagRemoveBySmallId((int)disconnectedSmallId);
}
}
#endif
}
bool CPlatformNetworkManagerStub::CanAcceptMoreConnections()
{
#ifdef _WINDOWS64
MinecraftServer* server = MinecraftServer::getInstance();
if (server == NULL) return true;
PlayerList* list = server->getPlayerList();
if (list == NULL) return true;
return (unsigned int)list->players.size() < (unsigned int)list->getMaxPlayers();
#else
return true;
#endif
}
int CPlatformNetworkManagerStub::GetPlayerCount()
{
return m_pIQNet->GetPlayerCount();
@@ -581,6 +601,7 @@ CPlatformNetworkManagerStub::PlayerFlags::PlayerFlags(INetworkPlayer *pNetworkPl
this->flags = new unsigned char [ count / 8 ];
memset( this->flags, 0, count / 8 );
this->count = count;
this->m_smallId = (pNetworkPlayer && pNetworkPlayer->IsLocal()) ? 256 : (pNetworkPlayer ? (int)pNetworkPlayer->GetSmallId() : -1);
}
CPlatformNetworkManagerStub::PlayerFlags::~PlayerFlags()
{
@@ -618,6 +639,23 @@ void CPlatformNetworkManagerStub::SystemFlagRemovePlayer(INetworkPlayer *pNetwor
}
}
// Clear chunk flags for a system when they disconnect (by smallId). Call even when we don't find the player,
// so we always clear and the smallId can be reused without stale "chunk seen" state.
void CPlatformNetworkManagerStub::SystemFlagRemoveBySmallId(int smallId)
{
if (smallId < 0) return;
for (unsigned int i = 0; i < m_playerFlags.size(); i++)
{
if (m_playerFlags[i]->m_smallId == smallId)
{
delete m_playerFlags[i];
m_playerFlags[i] = m_playerFlags.back();
m_playerFlags.pop_back();
return;
}
}
}
void CPlatformNetworkManagerStub::SystemFlagReset()
{
for( unsigned int i = 0; i < m_playerFlags.size(); i++ )