1 files changed, 65 insertions, 0 deletions
diff --git a/game/server/portal/func_liquidportal.h b/game/server/portal/func_liquidportal.h
new file mode 100644
index 0000000..3e3f532
--- /dev/null
+++ b/game/server/portal/func_liquidportal.h
@@ -0,0 +1,65 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Rising liquid that acts as a one-way portal
+//
+// $NoKeywords: $
+//===========================================================================//
+
+#ifndef FUNC_LIQUIDPORTAL_H
+#define FUNC_LIQUIDPORTAL_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "triggers.h"
+
+class CFunc_LiquidPortal : public CBaseEntity
+{
+public:
+	DECLARE_CLASS( CFunc_LiquidPortal, CBaseEntity );
+	DECLARE_SERVERCLASS();
+	DECLARE_DATADESC();
+
+	CFunc_LiquidPortal( void );
+
+	virtual void Spawn( void );
+	virtual void Activate( void );
+	virtual void Think( void );
+
+	virtual int UpdateTransmitState( void )	// set transmit filter to transmit always
+	{
+		return SetTransmitState( FL_EDICT_ALWAYS );
+	}
+
+	virtual int	Save( ISave &save );
+	virtual int	Restore( IRestore &restore );
+
+    void InputSetLinkedLiquidPortal( inputdata_t &inputdata );
+	void InputSetFillTime( inputdata_t &inputdata ); //time it takes to fill the portal volume
+	void InputStartFilling( inputdata_t &inputdata ); //start filling with portal liquid, will teleport entities as they become completely enveloped
+
+	//add/remove teleportables to offload the selection process to triggers, each with their own filters
+	void InputAddActivatorToTeleportList( inputdata_t &inputdata ); //add an activator entity to the list of entities to teleport when filling
+	void InputRemoveActivatorFromTeleportList( inputdata_t &inputdata ); //remove an activator entity from the list of entities to teleport when filling
+
+	void ComputeLinkMatrix( void );
+	void SetLinkedLiquidPortal( CFunc_LiquidPortal *pLinked );
+
+	void TeleportImmersedEntity( CBaseEntity *pEntity );
+
+	CNetworkHandle( CFunc_LiquidPortal, m_hLinkedPortal ); //the portal this portal is linked to
+	VMatrix m_matrixThisToLinked; //the matrix that will transform a point relative to this portal, to a point relative to the linked portal
+	float m_fFillTime; //how long it takes to fill completely
+	bool m_bFillInProgress;
+	CNetworkVar( float, m_fFillStartTime ); // time started filling with portal liquid, will teleport entities as they become completely enveloped
+	CNetworkVar( float, m_fFillEndTime ); // time that filling should be finished and touching entities teleport
+
+	CUtlVector<EHANDLE> m_hTeleportList; //list of entities to teleport when filling
+	CUtlVector<EHANDLE> m_hLeftToTeleportThisFill; //list of entities that have not yet teleported during this fill, they get teleported out when fully immersed in the liquid
+
+	string_t m_strInitialLinkedPortal;
+};
+
+#endif //#ifndef FUNC_LIQUIDPORTAL_H
+