From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 26 Jun 2013 15:22:04 -0700
Subject: First version of the SOurce SDK 2013

---
 mp/src/game/server/controlentities.cpp | 146 +++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 mp/src/game/server/controlentities.cpp

(limited to 'mp/src/game/server/controlentities.cpp')

diff --git a/mp/src/game/server/controlentities.cpp b/mp/src/game/server/controlentities.cpp
new file mode 100644
index 00000000..98b32ea8
--- /dev/null
+++ b/mp/src/game/server/controlentities.cpp
@@ -0,0 +1,146 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: contains entities who have no physical representation in the game, and who
+//		must be triggered by other entities to cause their effects.
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "player.h"
+#include "tier1/strtools.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: when fired, it changes which track the CD is playing
+//-----------------------------------------------------------------------------
+class CTargetCDAudioRep : public CPointEntity
+{
+public:
+	DECLARE_CLASS( CTargetCDAudioRep, CPointEntity );
+
+	void InputChangeCDTrack( inputdata_t &inputdata );
+	
+	DECLARE_DATADESC();
+
+private:
+	int m_iTrack;  // CD track to change to when fired
+};
+
+LINK_ENTITY_TO_CLASS( target_cdaudio, CTargetCDAudioRep );
+
+BEGIN_DATADESC( CTargetCDAudioRep )
+
+	DEFINE_KEYFIELD( m_iTrack, FIELD_INTEGER, "track" ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "ChangeCDTrack", InputChangeCDTrack ),
+
+END_DATADESC()
+
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Changes the current playing CD track
+//-----------------------------------------------------------------------------
+void CTargetCDAudioRep::InputChangeCDTrack( inputdata_t &inputdata )
+{
+	int iTrack = m_iTrack;
+	
+
+	edict_t *pClient = NULL;
+	if ( gpGlobals->maxClients == 1 )
+	{
+		pClient = engine->PEntityOfEntIndex( 1 );
+	}
+	else
+	{
+		// In multiplayer, send it back to the activator
+		CBasePlayer *player = dynamic_cast< CBasePlayer * >( inputdata.pActivator );
+		if ( player )
+		{
+			pClient = player->edict();
+		}
+	}
+	
+	// Can't play if the client is not connected!
+	if ( !pClient )
+		return;
+
+	if ( iTrack < -1 || iTrack > 30 )
+	{
+		Warning( "TargetCDAudio - Track %d out of range\n", iTrack );
+		return;
+	}
+
+	if ( iTrack == -1 )
+	{
+		engine->ClientCommand( pClient, "cd pause\n" );
+	}
+	else
+	{
+		engine->ClientCommand ( pClient, "cd play %3d\n", iTrack );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: changes the gravity of the player who activates this entity
+//-----------------------------------------------------------------------------
+class CTargetChangeGravity : public CPointEntity
+{
+public:
+	DECLARE_CLASS( CTargetChangeGravity, CPointEntity );
+
+	DECLARE_DATADESC();
+
+	void InputChangeGrav( inputdata_t &inputdata );
+	void InputResetGrav( inputdata_t &inputdata );
+
+	int m_iGravity;
+
+	int m_iOldGrav;
+};
+
+LINK_ENTITY_TO_CLASS( target_changegravity, CTargetChangeGravity );
+
+BEGIN_DATADESC( CTargetChangeGravity )
+
+	DEFINE_KEYFIELD( m_iGravity, FIELD_INTEGER, "gravity" ),
+	DEFINE_FIELD( m_iOldGrav, FIELD_INTEGER ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "ChangeGrav", InputChangeGrav ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "ResetGrav", InputResetGrav ),
+
+END_DATADESC()
+
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Input handler for changing the activator's gravity.
+//-----------------------------------------------------------------------------
+void CTargetChangeGravity::InputChangeGrav( inputdata_t &inputdata )
+{
+	CBasePlayer *pl = ToBasePlayer( inputdata.pActivator );
+	if ( !pl )
+		return;
+
+	// Save the gravity to restore it in InputResetGrav
+	if ( m_iOldGrav )
+		m_iOldGrav = pl->GetGravity();
+
+	pl->SetGravity(m_iGravity);
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Input handler for resetting the activator's gravity.
+//-----------------------------------------------------------------------------
+void CTargetChangeGravity::InputResetGrav( inputdata_t &inputdata )
+{
+	CBasePlayer *pl = ToBasePlayer( inputdata.pActivator );
+	if ( !pl )
+		return;
+
+	pl->SetGravity(m_iOldGrav);
+}
+
+
-- 
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