add mp support to ai classes

Author: Bitl

src/game/server/ai_hint.cpp

@@ -1345,7 +1345,13 @@ bool CAI_Hint::HintMatchesCriteria( CAI_BaseNPC *pNPC, const CHintCriteria &hint
 
 	if ( hintCriteria.HasFlag(bits_HINT_HAS_LOS_TO_PLAYER|bits_HAS_EYEPOSITION_LOS_TO_PLAYER) )
 	{
-		CBasePlayer *pPlayer = AI_GetSinglePlayer();
+#ifdef BDSBASE
+		CBasePlayer* pPlayer = UTIL_GetNearestVisiblePlayer(this);
+		if (!pPlayer)
+			UTIL_GetNearestPlayer(GetAbsOrigin());
+#else
+		CBasePlayer* pPlayer = AI_GetSinglePlayer();
+#endif //BDSBASE
 
 		if( pPlayer != NULL )
 		{

src/game/server/ai_planesolver.cpp

@@ -351,7 +351,11 @@ void CAI_PlaneSolver::GenerateObstacleNpcs( const AILocalMoveGoal_t &goal, float
 			}
 		}
 
-		CBaseEntity *pPlayer = UTIL_PlayerByIndex( 1 );
+#ifdef BDSBASE
+		CBaseEntity* pPlayer = UTIL_GetNearestPlayer(m_pNpc->GetAbsOrigin());
+#else
+		CBaseEntity* pPlayer = UTIL_PlayerByIndex(1);
+#endif //BDSBASE
 		if ( pPlayer )
 		{
 			Vector mins, maxs;

src/game/server/ai_relationship.cpp

@@ -191,7 +191,11 @@ void CAI_Relationship::ApplyRelationship( CBaseEntity *pActivator, CBaseEntity *
 
 	// The player spawns slightly after the NPCs, meaning that if we don't wait, the
 	// player will miss any relationships placed on them.
-	if ( AI_IsSinglePlayer() && !UTIL_GetLocalPlayer() )
+#ifdef BDSBASE
+	if (UTIL_GetLocalPlayer())
+#else
+	if (AI_IsSinglePlayer() && !UTIL_GetLocalPlayer())
+#endif //BDSBASE
 	{
 		SetThink( &CAI_Relationship::ApplyRelationshipThink );
 		SetNextThink( gpGlobals->curtime );

src/game/server/ai_scriptconditions.cpp

@@ -474,13 +474,19 @@ void CAI_ScriptConditions::EvaluationThink()
 	int iActorsDone = 0;
 
 #ifdef HL2_DLL
-	if( AI_GetSinglePlayer()->GetFlags() & FL_NOTARGET )
+#ifdef BDSBASE
+	/*	if( AI_GetSinglePlayer()->GetFlags() & FL_NOTARGET )
 	{
 		ScrCondDbgMsg( ("%s WARNING: Player is NOTARGET. This will affect all LOS conditiosn involving the player!\n", GetDebugName()) );
+	}*/
+#else
+	if (AI_GetSinglePlayer()->GetFlags() & FL_NOTARGET)
+	{
+		ScrCondDbgMsg(("%s WARNING: Player is NOTARGET. This will affect all LOS conditiosn involving the player!\n", GetDebugName()));
 	}
+#endif //BDSBASE
 #endif
 
-
 	for ( int i = 0; i < m_ElementList.Count(); )
 	{
 		CAI_ScriptConditionsElement *pConditionElement = &m_ElementList[i];

src/game/server/ai_speech.cpp

@@ -313,7 +313,11 @@ bool CAI_Expresser::SpeakFindResponse( AI_Response &outResponse, AIConcept_t con
 	// Append local player criteria to set, but not if this is a player doing the talking
 	if ( !GetOuter()->IsPlayer() )
 	{
-		CBasePlayer *pPlayer = UTIL_PlayerByIndex( 1 );
+#ifdef BDSBASE
+		CBasePlayer* pPlayer = UTIL_GetNearestPlayer(GetOuter()->GetAbsOrigin());
+#else
+		CBasePlayer* pPlayer = UTIL_PlayerByIndex(1);
+#endif //BDSBASE
 		if( pPlayer )
 			pPlayer->ModifyOrAppendPlayerCriteria( set );
 	}
@@ -879,7 +883,11 @@ void CAI_ExpresserHost_NPC_DoModifyOrAppendCriteria( CAI_BaseNPC *pSpeaker, AI_C
 		set.AppendCriteria( "weapon", "none" );
 	}
 
-	CBasePlayer *pPlayer = AI_GetSinglePlayer();
+#ifdef BDSBASE
+	CBasePlayer* pPlayer = UTIL_GetNearestPlayer(pSpeaker->GetAbsOrigin());
+#else
+	CBasePlayer* pPlayer = AI_GetSinglePlayer();
+#endif //BDSBASE
 	if ( pPlayer )
 	{
 		Vector distance = pPlayer->GetAbsOrigin() - pSpeaker->GetAbsOrigin();

src/game/server/ai_utils.h

@@ -23,10 +23,19 @@
 
 inline CBasePlayer *AI_GetSinglePlayer()
 {
-	if ( gpGlobals->maxClients > 1 )
+#ifdef BDSBASE
+	/*
+		if ( gpGlobals->maxClients > 1 )
+		{
+			return NULL;
+		}
+		*/
+#else
+	if (gpGlobals->maxClients > 1)
 	{
 		return NULL;
 	}
+#endif //BDSBASE
 
 	return UTIL_GetLocalPlayer();
 }