SB_API void S_CALLTYPE GameServer_RunCallbacks() {
return SteamGameServer_RunCallbacks();
}
//-----------------------------------------------------------------------------
// Purpose: Main frame function, updates the state of the world and performs rendering
//-----------------------------------------------------------------------------
void CSpaceWarServer::RunFrame()
{
// Run any Steam Game Server API callbacks
SteamGameServer_RunCallbacks();
// Update our server details
SendUpdatedServerDetailsToSteam();
// Timeout stale player connections, also update player count data
uint32 uPlayerCount = 0;
for( uint32 i=0; i < MAX_PLAYERS_PER_SERVER; ++i )
{
// If there is no ship, skip
if ( !m_rgClientData[i].m_bActive )
continue;
if ( m_pGameEngine->GetGameTickCount() - m_rgClientData[i].m_ulTickCountLastData > SERVER_TIMEOUT_MILLISECONDS )
{
OutputDebugString( "Timing out player connection\n" );
RemovePlayerFromServer( i );
}
else
{
++uPlayerCount;
}
}
m_uPlayerCount = uPlayerCount;
switch ( m_eGameState )
{
case k_EServerWaitingForPlayers:
// Wait a few seconds (so everyone can join if a lobby just started this server)
if ( m_pGameEngine->GetGameTickCount() - m_ulStateTransitionTime >= MILLISECONDS_BETWEEN_ROUNDS )
{
// Just keep waiting until at least one ship is active
for( uint32 i = 0; i < MAX_PLAYERS_PER_SERVER; ++i )
{
if ( m_rgClientData[i].m_bActive )
{
// Transition to active
OutputDebugString( "Server going active after waiting for players\n" );
SetGameState( k_EServerActive );
}
}
}
break;
case k_EServerDraw:
case k_EServerWinner:
// Update all the entities...
m_pSun->RunFrame();
for( uint32 i=0; i<MAX_PLAYERS_PER_SERVER; ++i )
{
if ( m_rgpShips[i] )
m_rgpShips[i]->RunFrame();
}
// NOTE: no collision detection, because the round is really over, objects are now invulnerable
// After 5 seconds start the next round
if ( m_pGameEngine->GetGameTickCount() - m_ulStateTransitionTime >= MILLISECONDS_BETWEEN_ROUNDS )
{
ResetPlayerShips();
SetGameState( k_EServerActive );
}
break;
case k_EServerActive:
// Update all the entities...
m_pSun->RunFrame();
for( uint32 i=0; i<MAX_PLAYERS_PER_SERVER; ++i )
{
if ( m_rgpShips[i] )
m_rgpShips[i]->RunFrame();
}
// Check for collisions which could lead to a winner this round
CheckForCollisions();
break;
case k_EServerExiting:
break;
default:
OutputDebugString( "Unhandled game state in CSpaceWarServer::RunFrame\n" );
}
// Send client updates (will internal limit itself to the tick rate desired)
SendUpdateDataToAllClients();
}
