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game/shared/tf2/tf_tacticalmap.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Shared stuff for the Tactical map
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+
+// Unfortunate hack.
+// Needed to cycle through the player & radar scanner entities in both the client and game dlls
+#ifdef CLIENT_DLL
+
+// Client DLL functions
+#include "c_team.h"
+#include "c_tfteam.h"
+#include "c_basetfplayer.h"
+#include "C_BaseObject.h"
+
+static inline bool IsPlayerCamoed( int iEntIndex )
+{
+	C_BaseTFPlayer* pPlayer = (C_BaseTFPlayer*)ClientEntityList().GetClientEntity(iEntIndex);
+	if (!pPlayer)
+		return false;
+
+	return pPlayer->IsCamouflaged();
+}
+
+static inline bool IsPlayerVisible( int iEntIndex )
+{
+	C_BaseTFPlayer* pPlayer = (C_BaseTFPlayer*)ClientEntityList().GetClientEntity(iEntIndex);
+	if (!pPlayer)
+		return false;
+
+	return pPlayer->GetClass() != TFCLASS_UNDECIDED;
+}
+
+static inline bool IsEntityAnObject( int iEntIndex )
+{
+	IClientNetworkable *pEnt = ClientEntityList().GetClientEntity(iEntIndex);
+	return dynamic_cast<C_BaseObject*>(pEnt) != 0;
+}
+
+#else
+
+// Game DLL functions
+#include "team.h"
+#include "tf_team.h"
+#include "tf_player.h"
+
+static inline bool IsPlayerCamoed( int iEntIndex )
+{
+	CBaseTFPlayer* pPlayer = (CBaseTFPlayer *)CBaseEntity::Instance( engine->PEntityOfEntIndex( iEntIndex ) );
+	if (!pPlayer)
+		return false;
+	return pPlayer->IsCamouflaged();
+}
+
+static inline bool IsPlayerVisible( int iEntIndex )
+{
+	CBaseTFPlayer* pPlayer = (CBaseTFPlayer *)CBaseEntity::Instance( engine->PEntityOfEntIndex( iEntIndex ) );
+	if (!pPlayer)
+		return false;
+	return pPlayer->PlayerClass() != TFCLASS_UNDECIDED;
+}
+
+static inline bool IsEntityAnObject( int iEntIndex )
+{
+	CBaseEntity* pEnt = CBaseEntity::Instance( engine->PEntityOfEntIndex( iEntIndex ) );
+	CBaseObject *pObject = dynamic_cast<CBaseObject*>(pEnt);
+	if (!pObject)
+		return false;
+
+	// Don't bother with boring ones... they're boring!
+	return ((pObject->GetObjectFlags( ) & OF_SUPPRESS_VISIBLE_TO_TACTICAL) == 0);
+}
+
+#endif
+
+// Visibility defines
+#define PLAYER_VISIBILITY_DISTANCE			2000		// Distance around a player that's exposed on the tactical map
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Return true if the entity is visible on this player's tactical map
+//-----------------------------------------------------------------------------
+bool IsEntityVisibleToTactical( int iLocalTeamNumber, int iLocalTeamPlayers, 
+	int iLocalTeamObjects, int entIndex, const char *pEntName, int iEntTeamNumber, const Vector &entOrigin )
+{
+	// Resource zones are always visible
+	if ( !strcmp( pEntName, "trigger_resourcezone") )
+		return true;
+
+	// Tunnels are always visible
+	if ( !strcmp( pEntName, "obj_tunnel") || !strcmp( pEntName, "obj_tunnel_prop") )
+		return true;
+
+	// Fixed shields are never visible
+	if ( !strcmp( pEntName, "shield") )
+		return false;
+
+	// NOTE: If you're looking for various object types, fix the ugly hack
+	// in mapdata.cpp!!
+	if ( iLocalTeamNumber == iEntTeamNumber )
+	{
+		// Objects are always visible to their team
+		if (IsEntityAnObject( entIndex ))
+			return true;
+
+		// Players are always visible to their team
+		if (!Q_strncmp( pEntName, "player", 7) )
+			return true;
+
+		// Resource collectors are always visible to their team
+		if ( !strcmp( pEntName, "npc_rescollector_aerial") )
+			return true;
+	}
+
+	return false;
+}
+
+
+