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/func_occluder.cpp | 123 +++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 mp/src/game/server/func_occluder.cpp

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

diff --git a/mp/src/game/server/func_occluder.cpp b/mp/src/game/server/func_occluder.cpp
new file mode 100644
index 00000000..6db178eb
--- /dev/null
+++ b/mp/src/game/server/func_occluder.cpp
@@ -0,0 +1,123 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: area portal entity: toggles visibility areas on/off
+//
+// NOTE: These are not really brush entities.  They are brush entities from a 
+// designer/worldcraft perspective, but by the time they reach the game, the 
+// brush model is gone and this is, in effect, a point entity.
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+class CFuncOccluder : public CBaseEntity
+{
+public:
+	DECLARE_CLASS( CFuncOccluder, CBaseEntity );
+
+					CFuncOccluder();
+
+	virtual void	Spawn( void );
+	virtual int		UpdateTransmitState( void );
+
+	// Input handlers
+	void InputActivate( inputdata_t &inputdata );
+	void InputDeactivate( inputdata_t &inputdata );
+	void InputToggle( inputdata_t &inputdata );
+
+	DECLARE_DATADESC();
+	DECLARE_SERVERCLASS();
+
+private:
+	CNetworkVar( bool, m_bActive );
+	CNetworkVar( int, m_nOccluderIndex );
+};
+
+LINK_ENTITY_TO_CLASS( func_occluder, CFuncOccluder );
+
+IMPLEMENT_SERVERCLASS_ST_NOBASE(CFuncOccluder, DT_FuncOccluder)
+	SendPropBool( SENDINFO(m_bActive) ),
+	SendPropInt(SENDINFO(m_nOccluderIndex),	10, SPROP_UNSIGNED ),
+END_SEND_TABLE()
+
+
+BEGIN_DATADESC( CFuncOccluder )
+
+	DEFINE_KEYFIELD( m_bActive, FIELD_BOOLEAN, "StartActive" ),
+
+	// NOTE: This keyfield is computed + inserted by VBSP
+	DEFINE_KEYFIELD( m_nOccluderIndex, FIELD_INTEGER, "occludernumber" ),
+
+	// Inputs
+	DEFINE_INPUTFUNC( FIELD_VOID, "Deactivate",  InputDeactivate ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "Activate", InputActivate ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "Toggle",  InputToggle ),
+
+END_DATADESC()
+
+
+//------------------------------------------------------------------------------
+// Occluder :
+//------------------------------------------------------------------------------
+CFuncOccluder::CFuncOccluder()
+{
+	m_bActive = true;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CFuncOccluder::Spawn( void )
+{
+    Precache( );    
+
+	m_takedamage	= DAMAGE_NO;
+	SetSolid( SOLID_NONE );
+    SetMoveType( MOVETYPE_NONE );
+	
+	// set size and link into world.
+	SetModel( STRING( GetModelName() ) );
+}
+
+
+//------------------------------------------------------------------------------
+// Purpose :
+//------------------------------------------------------------------------------
+void CFuncOccluder::InputDeactivate( inputdata_t &inputdata )
+{
+	m_bActive = false;
+}
+
+
+//------------------------------------------------------------------------------
+// Purpose :
+//------------------------------------------------------------------------------
+void CFuncOccluder::InputActivate( inputdata_t &inputdata )
+{
+	m_bActive = true;
+}
+
+
+//------------------------------------------------------------------------------
+// Purpose :
+//------------------------------------------------------------------------------
+void CFuncOccluder::InputToggle( inputdata_t &inputdata )
+{
+	m_bActive = !m_bActive;
+}
+
+
+//------------------------------------------------------------------------------
+// We always want to transmit these bad boys
+//------------------------------------------------------------------------------
+int CFuncOccluder::UpdateTransmitState()
+{
+	// ALWAYS transmit to all clients.
+	return SetTransmitState( FL_EDICT_ALWAYS );
+}
+
-- 
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