Counter Strike : Global Offensive Source Code
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//===== Copyright © 1996-2008, Valve Corporation, All rights reserved. ======//
//
// Purpose:
//
// $NoKeywords: $
//===========================================================================//
#ifndef CL_SPLITSCREEN_H
#define CL_SPLITSCREEN_H
#ifdef _WIN32
#pragma once
#endif
class INetChannel;
class ISplitScreen
{
public:
virtual bool Init() = 0;
virtual void Shutdown() = 0;
virtual bool AddSplitScreenUser( int nSlot, int nPlayerIndex ) = 0;
virtual bool AddBaseUser( int nSlot, int nPlayerIndex ) = 0;
virtual bool RemoveSplitScreenUser( int nSlot, int nPlayerIndex ) = 0;
virtual int GetActiveSplitScreenPlayerSlot() = 0;
virtual int SetActiveSplitScreenPlayerSlot( int nSlot ) = 0;
virtual bool IsValidSplitScreenSlot( int nSlot ) = 0;
virtual int FirstValidSplitScreenSlot() = 0; // -1 == invalid
virtual int NextValidSplitScreenSlot( int nPreviousSlot ) = 0; // -1 == invalid
virtual int GetNumSplitScreenPlayers() = 0;
virtual int GetSplitScreenPlayerEntity( int nSlot ) = 0;
virtual INetChannel *GetSplitScreenPlayerNetChan( int nSlot ) = 0;
virtual bool IsDisconnecting( int nSlot ) = 0;
virtual void SetDisconnecting( int nSlot, bool bState ) = 0;
virtual bool SetLocalPlayerIsResolvable( char const *pchContext, int nLine, bool bResolvable ) = 0;
virtual bool IsLocalPlayerResolvable() = 0;
};
#ifndef DEDICATED
extern ISplitScreen *splitscreen;
#endif
class CSetActiveSplitScreenPlayerGuard
{
public:
CSetActiveSplitScreenPlayerGuard( char const *pchContext, int nLine, int slot );
~CSetActiveSplitScreenPlayerGuard();
private:
char const *m_pchContext;
int m_nLine;
int m_nSaveSlot;
bool m_bResolvable;
};
// If this is defined, all of the scopeguard objects are NULL'd out to reduce overhead
#ifdef DEDICATED
#define SPLIT_SCREEN_STUBS
#endif
#if defined( CSTRIKE15 ) // && !defined( _GAMECONSOLE ) // Split screen removed from console.
#define SPLIT_SCREEN_STUBS
#endif
#if defined( SPLIT_SCREEN_STUBS )
#define IS_LOCAL_PLAYER_RESOLVABLE true
#define SET_LOCAL_PLAYER_RESOLVABLE( a, b, c ) true
#define SET_ACTIVE_SPLIT_SCREEN_PLAYER_SLOT( x )
#define ACTIVE_SPLITSCREEN_PLAYER_GUARD( slot )
#define FORCE_DEFAULT_SPLITSCREEN_PLAYER_GUARD
#define FOR_EACH_VALID_SPLITSCREEN_PLAYER( iteratorName ) for ( int iteratorName = 0; iteratorName == 0; ++iteratorName )
#define ASSERT_LOCAL_PLAYER_RESOLVABLE()
#define GET_ACTIVE_SPLITSCREEN_SLOT() ( 0 )
#define GET_NUM_SPLIT_SCREEN_PLAYERS() 1
#define IS_VALID_SPLIT_SCREEN_SLOT( i ) ( ( i ) == 0 )
#else
#define IS_LOCAL_PLAYER_RESOLVABLE ( splitscreen->IsLocalPlayerResolvable() )
#define SET_LOCAL_PLAYER_RESOLVABLE( a, b, c ) ( splitscreen->SetLocalPlayerIsResolvable( a, b, c ) )
#define ACTIVE_SPLITSCREEN_PLAYER_GUARD( slot ) CSetActiveSplitScreenPlayerGuard g_SSGuard( __FILE__, __LINE__, slot );
#define FORCE_DEFAULT_SPLITSCREEN_PLAYER_GUARD CSetActiveSplitScreenPlayerGuard g_SSGuard( __FILE__, __LINE__, 0 );
#define FOR_EACH_VALID_SPLITSCREEN_PLAYER( iteratorName ) \
for ( int iteratorName = splitscreen->FirstValidSplitScreenSlot(); \
iteratorName != -1; \
iteratorName = splitscreen->NextValidSplitScreenSlot( iteratorName ) )
#define ASSERT_LOCAL_PLAYER_RESOLVABLE() Assert( splitscreen->IsLocalPlayerResolvable() );
#define GET_ACTIVE_SPLITSCREEN_SLOT() splitscreen->GetActiveSplitScreenPlayerSlot()
#define SET_ACTIVE_SPLIT_SCREEN_PLAYER_SLOT( x ) splitscreen->SetActiveSplitScreenPlayerSlot( x )
#define GET_NUM_SPLIT_SCREEN_PLAYERS() ( splitscreen->GetNumSplitScreenPlayers() )
#define IS_VALID_SPLIT_SCREEN_SLOT( i ) ( splitscreen->IsValidSplitScreenSlot( i ) )
#endif
#endif // CL_SPLITSCREEN_H