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game/server/team.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Team management class. Contains all the details for a specific team
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "team.h"
+#include "player.h"
+#include "team_spawnpoint.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+CUtlVector< CTeam * > g_Teams;
+
+//-----------------------------------------------------------------------------
+// Purpose: SendProxy that converts the Team's player UtlVector to entindexes
+//-----------------------------------------------------------------------------
+void SendProxy_PlayerList( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID )
+{
+	CTeam *pTeam = (CTeam*)pData;
+
+	// If this assertion fails, then SendProxyArrayLength_PlayerArray must have failed.
+	Assert( iElement < pTeam->m_aPlayers.Size() );
+
+	CBasePlayer *pPlayer = pTeam->m_aPlayers[iElement];
+	pOut->m_Int = pPlayer->entindex();
+}
+
+
+int SendProxyArrayLength_PlayerArray( const void *pStruct, int objectID )
+{
+	CTeam *pTeam = (CTeam*)pStruct;
+	return pTeam->m_aPlayers.Count();
+}
+
+
+// Datatable
+IMPLEMENT_SERVERCLASS_ST_NOBASE(CTeam, DT_Team)
+	SendPropInt( SENDINFO(m_iTeamNum), 5 ),
+	SendPropInt( SENDINFO(m_iScore), 0 ),
+	SendPropInt( SENDINFO(m_iRoundsWon), 8 ),
+	SendPropString( SENDINFO( m_szTeamname ) ),
+
+	SendPropArray2( 
+		SendProxyArrayLength_PlayerArray,
+		SendPropInt("player_array_element", 0, 4, 10, SPROP_UNSIGNED, SendProxy_PlayerList), 
+		MAX_PLAYERS, 
+		0, 
+		"player_array"
+		)
+END_SEND_TABLE()
+
+LINK_ENTITY_TO_CLASS( team_manager, CTeam );
+
+//-----------------------------------------------------------------------------
+// Purpose: Get a pointer to the specified team manager
+//-----------------------------------------------------------------------------
+CTeam *GetGlobalTeam( int iIndex )
+{
+	if ( iIndex < 0 || iIndex >= GetNumberOfTeams() )
+		return NULL;
+
+	return g_Teams[ iIndex ];
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Get the number of team managers
+//-----------------------------------------------------------------------------
+int GetNumberOfTeams( void )
+{
+	return g_Teams.Size();
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Needed because this is an entity, but should never be used
+//-----------------------------------------------------------------------------
+CTeam::CTeam( void )
+{
+	memset( m_szTeamname.GetForModify(), 0, sizeof(m_szTeamname) );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CTeam::~CTeam( void )
+{
+	m_aSpawnPoints.Purge();
+	m_aPlayers.Purge();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Called every frame
+//-----------------------------------------------------------------------------
+void CTeam::Think( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Teams are always transmitted to clients
+//-----------------------------------------------------------------------------
+int CTeam::UpdateTransmitState()
+{
+	return SetTransmitState( FL_EDICT_ALWAYS );
+}
+
+//-----------------------------------------------------------------------------
+// Visibility/scanners
+//-----------------------------------------------------------------------------
+bool CTeam::ShouldTransmitToPlayer( CBasePlayer* pRecipient, CBaseEntity* pEntity ) const
+{
+	// Always transmit the observer target to players
+	if ( pRecipient && pRecipient->IsObserver() && pRecipient->GetObserverTarget() == pEntity )
+		return true;
+
+	return false;
+}
+
+//-----------------------------------------------------------------------------
+// Initialization
+//-----------------------------------------------------------------------------
+void CTeam::Init( const char *pName, int iNumber )
+{
+	InitializeSpawnpoints();
+	InitializePlayers();
+
+	m_iScore = 0;
+
+	Q_strncpy( m_szTeamname.GetForModify(), pName, MAX_TEAM_NAME_LENGTH );
+	m_iTeamNum = iNumber;
+}
+
+//-----------------------------------------------------------------------------
+// DATA HANDLING
+//-----------------------------------------------------------------------------
+int CTeam::GetTeamNumber( void ) const
+{
+	return m_iTeamNum;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Get the team's name
+//-----------------------------------------------------------------------------
+const char *CTeam::GetName( void ) const
+{
+	return m_szTeamname;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Update the player's client data
+//-----------------------------------------------------------------------------
+void CTeam::UpdateClientData( CBasePlayer *pPlayer )
+{
+}
+
+//------------------------------------------------------------------------------------------------------------------
+// SPAWNPOINTS
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::InitializeSpawnpoints( void )
+{
+	m_iLastSpawn = 0;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::AddSpawnpoint( CTeamSpawnPoint *pSpawnpoint )
+{
+	m_aSpawnPoints.AddToTail( pSpawnpoint );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::RemoveSpawnpoint( CTeamSpawnPoint *pSpawnpoint )
+{
+	for (int i = 0; i < m_aSpawnPoints.Size(); i++ )
+	{
+		if ( m_aSpawnPoints[i] == pSpawnpoint )
+		{
+			m_aSpawnPoints.Remove( i );
+			return;
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Spawn the player at one of this team's spawnpoints. Return true if successful.
+//-----------------------------------------------------------------------------
+CBaseEntity *CTeam::SpawnPlayer( CBasePlayer *pPlayer )
+{
+	if ( m_aSpawnPoints.Size() == 0 )
+		return NULL;
+
+	// Randomize the start spot
+	int iSpawn = m_iLastSpawn + random->RandomInt( 1,3 );
+	if ( iSpawn >= m_aSpawnPoints.Size() )
+		iSpawn -= m_aSpawnPoints.Size();
+	int iStartingSpawn = iSpawn;
+
+	// Now loop through the spawnpoints and pick one
+	int loopCount = 0;
+	do 
+	{
+		if ( iSpawn >= m_aSpawnPoints.Size() )
+		{
+			++loopCount;
+			iSpawn = 0;
+		}
+
+		// check if pSpot is valid, and that the player is on the right team
+		if ( (loopCount > 3) || m_aSpawnPoints[iSpawn]->IsValid( pPlayer ) )
+		{
+			// DevMsg( 1, "player: spawning at (%s)\n", STRING(m_aSpawnPoints[iSpawn]->m_iName) );
+			m_aSpawnPoints[iSpawn]->m_OnPlayerSpawn.FireOutput( pPlayer, m_aSpawnPoints[iSpawn] );
+
+			m_iLastSpawn = iSpawn;
+			return m_aSpawnPoints[iSpawn];
+		}
+
+		iSpawn++;
+	} while ( iSpawn != iStartingSpawn ); // loop if we're not back to the start
+
+	return NULL;
+}
+
+//------------------------------------------------------------------------------------------------------------------
+// PLAYERS
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::InitializePlayers( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Add the specified player to this team. Remove them from their current team, if any.
+//-----------------------------------------------------------------------------
+void CTeam::AddPlayer( CBasePlayer *pPlayer )
+{
+	m_aPlayers.AddToTail( pPlayer );
+	NetworkStateChanged();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Remove this player from the team
+//-----------------------------------------------------------------------------
+void CTeam::RemovePlayer( CBasePlayer *pPlayer )
+{
+	m_aPlayers.FindAndRemove( pPlayer );
+	NetworkStateChanged();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Return the number of players in this team.
+//-----------------------------------------------------------------------------
+int CTeam::GetNumPlayers( void ) const
+{
+	return m_aPlayers.Size();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Get a specific player
+//-----------------------------------------------------------------------------
+CBasePlayer *CTeam::GetPlayer( int iIndex ) const
+{
+	Assert( iIndex >= 0 && iIndex < m_aPlayers.Size() );
+	return m_aPlayers[ iIndex ];
+}
+
+//------------------------------------------------------------------------------------------------------------------
+// SCORING
+//-----------------------------------------------------------------------------
+// Purpose: Add / Remove score for this team
+//-----------------------------------------------------------------------------
+void CTeam::AddScore( int iScore )
+{
+	m_iScore += iScore;
+}
+
+void CTeam::SetScore( int iScore )
+{
+	m_iScore = iScore;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Get this team's score
+//-----------------------------------------------------------------------------
+int CTeam::GetScore( void ) const
+{
+	return m_iScore;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::ResetScores( void )
+{
+	SetScore(0);
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTeam::AwardAchievement( int iAchievement )
+{
+	Assert( iAchievement >= 0 && iAchievement < 255 );	// must fit in short 
+
+	CRecipientFilter filter;
+
+	int iNumPlayers = GetNumPlayers();
+
+	for ( int i=0;i<iNumPlayers;i++ )
+	{
+		if ( GetPlayer(i) )
+		{
+			filter.AddRecipient( GetPlayer(i) );
+		}
+	}
+
+	UserMessageBegin( filter, "AchievementEvent" );
+		WRITE_SHORT( iAchievement );
+	MessageEnd();
+}
+
+int CTeam::GetAliveMembers( void ) const
+{
+	int iAlive = 0;
+
+	int iNumPlayers = GetNumPlayers();
+
+	for ( int i=0;i<iNumPlayers;i++ )
+	{
+		if ( GetPlayer(i) && GetPlayer(i)->IsAlive() )
+		{
+			iAlive++;
+		}
+	}
+
+	return iAlive;
+}