464 lines
16 KiB
C++
464 lines
16 KiB
C++
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "ai_speech.h"
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#include "game.h"
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#include "eventqueue.h"
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#include "ai_basenpc.h"
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#include "basemultiplayerplayer.h"
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#include "ai_baseactor.h"
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//#include "flex_expresser.h"
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#include "scenefilecache/iscenefilecache.h"
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/*
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#include "engine/ienginesound.h"
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#include "keyvalues.h"
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#include "ai_criteria.h"
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#include "isaverestore.h"
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#include "sceneentity.h"
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*/
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// memdbgon must be the last include file in a .cpp file!!!
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#include <tier0/memdbgon.h>
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static const char *GetResponseName( CBaseEntity *pEnt )
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{
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Assert( pEnt );
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if ( pEnt == NULL )
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return "";
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return STRING( pEnt->GetEntityName() );
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}
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// This is a tiny helper function for below -- what I'd use a lambda for, usually
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static void DispatchComeback( CAI_ExpresserWithFollowup *pExpress, CBaseEntity *pSpeaker, CBaseEntity *pRespondent, AI_ResponseFollowup &followup )
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{
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AssertMsg(pSpeaker != NULL, "Response expressor somehow got called with a NULL Outer.\n");
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if ( !pRespondent )
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{
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return;
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}
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float delay = followup.followup_delay;
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if (pSpeaker == pRespondent && delay < 0)
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{
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Warning("Response rule with a 'self' target specified negative delay, which isn't legal because that would make someone talk over himself.");
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delay = 0;
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}
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// Msg( "%s: Dispatch comeback about %s to %s\n", pSpeaker->GetBotString(), g_pConceptManager->GetTopicName( handle ), pRespondent->GetBotString() );
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// build an input event that we will use to force the bot to talk through the IO system
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variant_t value;
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// Don't send along null contexts
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if (followup.followup_contexts && followup.followup_contexts[0] != '\0')
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{
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value.SetString( MAKE_STRING( followup.followup_contexts ) );
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g_EventQueue.AddEvent( pRespondent, "AddContext", value, delay - 0.01, pSpeaker, pSpeaker );
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}
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/*
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value.SetString(MAKE_STRING(followup.followup_concept));
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g_EventQueue.AddEvent( pRespondent, "SpeakResponseConcept", value, delay , pSpeaker, pSpeaker );
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*/
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AI_CriteriaSet criteria;
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// add in the FROM context so dispatchee knows was from me
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const char * RESTRICT pszSpeakerName = GetResponseName( pSpeaker );
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criteria.AppendCriteria( "From", pszSpeakerName );
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// if a SUBJECT criteria is missing, put it back in.
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if ( criteria.FindCriterionIndex( "Subject" ) == -1 )
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{
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criteria.AppendCriteria( "Subject", pszSpeakerName );
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}
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// add in any provided contexts from the parameters onto the ones stored in the followup
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criteria.Merge( followup.followup_contexts );
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// This is kludgy and needs to be fixed in class hierarchy, but for now, try to guess at the most likely
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// kinds of targets and dispatch to them.
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if (CBaseMultiplayerPlayer *pPlayer = dynamic_cast<CBaseMultiplayerPlayer *>(pRespondent))
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{
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pPlayer->Speak( followup.followup_concept, &criteria );
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}
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else if (CAI_BaseActor *pActor = dynamic_cast<CAI_BaseActor *>(pRespondent))
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{
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pActor->Speak( followup.followup_concept, &criteria );
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}
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}
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#if 0
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//-----------------------------------------------------------------------------
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// Purpose: Placeholder for rules based response system
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// Input : concept -
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// Output : Returns true on success, false on failure.
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//-----------------------------------------------------------------------------
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bool CAI_ExpresserWithFollowup::Speak( AIConcept_t &concept, const char *modifiers /*= NULL*/, char *pszOutResponseChosen /* = NULL*/, size_t bufsize /* = 0 */, IRecipientFilter *filter /* = NULL */ )
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{
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AI_Response *result = SpeakFindResponse( concept, modifiers );
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if ( !result )
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{
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return false;
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}
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CNPC_CompanionBot *pBot = dynamic_cast<CNPC_CompanionBot *>(GetOuter());
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if ( pBot )
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{
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pBot->SetConversationTopic( g_pConceptManager->GetTopic( handle ) );
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pBot->SetLastSpeaker( g_pConceptManager->GetSpeaker( handle ) );
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// Msg( "%s: Conversing about %s\n", pBot->GetBotString(), g_pConceptManager->GetTopicName( handle ) );
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}
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SpeechMsg( GetOuter(), "%s (%x) spoke %s (%f)\n", STRING(GetOuter()->GetEntityName()), GetOuter(), g_pConceptManager->GetConcept( handle ), gpGlobals->curtime );
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bool spoke = SpeakDispatchResponse( handle, result, filter );
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if ( pszOutResponseChosen )
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{
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result->GetResponse( pszOutResponseChosen, bufsize );
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}
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return spoke;
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}
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#endif
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// Work out the character from the "subject" context.
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// Right now, this is a simple find by entity name search.
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// But you can define arbitrary subject names, like L4D does
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// for "biker", "manager", etc.
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static CBaseEntity *AscertainSpeechSubjectFromContext( AI_Response *response, AI_CriteriaSet &criteria, const char *pContextName )
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{
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const char *subject = criteria.GetValue( criteria.FindCriterionIndex( pContextName ) );
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if (subject)
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{
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return gEntList.FindEntityByName( NULL, subject );
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}
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else
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{
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return NULL;
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}
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}
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// TODO: Currently uses awful stricmp. Use symbols! Once I know which ones we want, that is.
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static CResponseQueue::CFollowupTargetSpec_t ResolveFollowupTargetToEntity( AIConcept_t &concept, AI_CriteriaSet &criteria, const char * RESTRICT szTarget, AI_Response * RESTRICT response = NULL )
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{
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if ( Q_stricmp(szTarget, "self") == 0 )
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{
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return CResponseQueue::CFollowupTargetSpec_t( kDRT_SPECIFIC, concept.GetSpeaker() );
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}
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else if ( Q_stricmp(szTarget, "subject") == 0 )
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{
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return CResponseQueue::CFollowupTargetSpec_t( AscertainSpeechSubjectFromContext( response, criteria, "Subject" ) );
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}
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else if ( Q_stricmp(szTarget, "from") == 0 )
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{
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return CResponseQueue::CFollowupTargetSpec_t( AscertainSpeechSubjectFromContext( response, criteria, "From" ) );
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}
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else if ( Q_stricmp(szTarget, "any") == 0 )
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{
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return CResponseQueue::CFollowupTargetSpec_t( kDRT_ANY, concept.GetSpeaker() );
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}
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else if ( Q_stricmp(szTarget, "all") == 0 )
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{
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return CResponseQueue::CFollowupTargetSpec_t( kDRT_ALL );
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}
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// last resort, try a named lookup
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else if ( CBaseEntity *pSpecific = gEntList.FindEntityByName(NULL, szTarget) ) // it could be anything
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{
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return CResponseQueue::CFollowupTargetSpec_t( pSpecific );
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}
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Warning("Couldn't resolve response target %s\n", szTarget );
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return CResponseQueue::CFollowupTargetSpec_t(); // couldn't resolve.
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}
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// TODO: Currently uses awful stricmp. Use symbols! Once I know which ones we want, that is.
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static CResponseQueue::CFollowupTargetSpec_t ResolveFollowupTargetToEntity( AIConcept_t &concept, AI_CriteriaSet &criteria, AI_Response * RESTRICT response, AI_ResponseFollowup * RESTRICT followup )
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{
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const char * RESTRICT szTarget = followup->followup_target;
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const CResponseQueue::CFollowupTargetSpec_t INVALID; // default: invalid result
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if ( szTarget == NULL )
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return INVALID;
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else
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return ResolveFollowupTargetToEntity( concept, criteria, szTarget, response );
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}
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ConVar chet_debug_idle( "chet_debug_idle", "0", FCVAR_ARCHIVE, "If set one, many debug prints to help track down the TLK_IDLE issue. Set two for super verbose info" );
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// extern ConVar chet_debug_idle;
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bool CAI_ExpresserWithFollowup::Speak( AIConcept_t &concept, const char *modifiers /*= NULL*/, char *pszOutResponseChosen /* = NULL*/, size_t bufsize /* = 0 */, IRecipientFilter *filter /* = NULL */ )
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{
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VPROF("CAI_Expresser::Speak");
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if ( IsSpeechGloballySuppressed() )
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{
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return false;
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}
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concept.SetSpeaker(GetOuter());
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AI_CriteriaSet criteria;
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GatherCriteria(&criteria, concept, modifiers);
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GetOuter()->ModifyOrAppendDerivedCriteria(criteria);
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AI_Response result;
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if ( !FindResponse( result, concept, &criteria ) )
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{
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if (chet_debug_idle.GetBool())
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{
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const char *name = GetOuter()->GetDebugName();
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Msg( "TLK_IDLE: %s did not FindResponse\n", name );
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}
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return false;
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}
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else
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{
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if (chet_debug_idle.GetBool())
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{
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const char *name = GetOuter()->GetDebugName();
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Msg( "TLK_IDLE: %s SUCCESSFUL FindResponse\n", name );
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}
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}
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SpeechMsg( GetOuter(), "%s (%x) spoke %s (%f)", STRING(GetOuter()->GetEntityName()), GetOuter(), (const char*)concept, gpGlobals->curtime );
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// Msg( "%s:%s to %s:%s\n", GetOuter()->GetDebugName(), concept.GetStringConcept(), criteria.GetValue(criteria.FindCriterionIndex("Subject")), pTarget ? pTarget->GetDebugName() : "none" );
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bool spoke = SpeakDispatchResponse( concept, &result, &criteria, filter );
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if ( pszOutResponseChosen )
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{
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result.GetResponse( pszOutResponseChosen, bufsize );
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}
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return spoke;
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}
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extern ISceneFileCache *scenefilecache;
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static float GetSpeechDurationForResponse( const AI_Response * RESTRICT response )
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{
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char sceneName[256];
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response->GetResponse( sceneName, sizeof(sceneName) );
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// look up the scene in the scene cache
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SceneCachedData_t scenedata;
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bool bHasData = scenefilecache->GetSceneCachedData( sceneName, &scenedata );
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AssertMsg1( bHasData, "Couldn't find %s in scene cache.", sceneName );
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if ( bHasData )
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{
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return scenedata.m_fLastSpeakSecs;
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}
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else
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{
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return -1;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Dispatches the result
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// Input : *response -
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//-----------------------------------------------------------------------------
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bool CAI_ExpresserWithFollowup::SpeakDispatchResponse( AIConcept_t &concept, AI_Response *response, AI_CriteriaSet *criteria, IRecipientFilter *filter )
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{
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// This gives the chance for the other bot to respond.
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if ( !concept.GetSpeaker().IsValid() )
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{
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concept.SetSpeaker(GetOuter());
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}
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bool bInterrupted = IsSpeaking();
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bool bSuc = CAI_Expresser::SpeakDispatchResponse( concept, response, criteria, filter );
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if (!bSuc)
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{
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return false;
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}
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if ( bInterrupted )
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{
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g_ResponseQueueManager.GetQueue()->RemoveSpeechQueuedFor( GetOuter() );
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}
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// Record my followup details so that I may defer its use til end of the speech
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AI_ResponseFollowup * RESTRICT followup = response->GetParams()->m_pFollowup;
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if ( followup )
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{
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if ( followup->followup_entityiotarget && followup->followup_entityioinput )
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if ( criteria )
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{
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CBaseEntity * RESTRICT pTarget = gEntList.FindEntityByName( NULL, followup->followup_entityiotarget );
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if ( pTarget )
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{
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g_EventQueue.AddEvent( pTarget, followup->followup_entityioinput, variant_t(), followup->followup_entityiodelay, GetOuter(), GetOuter() );
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}
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}
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if ( followup->IsValid() )
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{
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// 11th hour change: rather than trigger followups from the end of a VCD,
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// instead fire it from the end of the last speech event in the VCD, because
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// there's a multisecond facial relax delay built into the scene.
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// The speech length is stored in the cache, so we can post the followup now.
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if ( response->GetType() == ResponseRules::RESPONSE_SCENE &&
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followup->followup_delay >= 0 )
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{
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float fTimeToLastSpeech = GetSpeechDurationForResponse( response );
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// failsafe
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if ( fTimeToLastSpeech > 0 )
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{
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DispatchFollowupThroughQueue( followup->followup_concept, followup->followup_contexts,
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ResolveFollowupTargetToEntity( concept, *criteria, response, followup ),
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fTimeToLastSpeech + followup->followup_delay, GetOuter() );
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}
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else // error
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{
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// old way, copied from "else" below
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m_pPostponedFollowup = followup;
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if ( criteria )
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m_followupTarget = ResolveFollowupTargetToEntity( concept, *criteria, response, m_pPostponedFollowup );
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else
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{
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AI_CriteriaSet tmpCriteria;
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m_followupTarget = ResolveFollowupTargetToEntity( concept, tmpCriteria, response, m_pPostponedFollowup );
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}
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}
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}
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else if ( followup->followup_delay < 0 )
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{
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// a negative delay has a special meaning. Usually the comeback dispatches after
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// the currently said line is finished; the delay is added to that, to provide a
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// pause between when character A finishes speaking and B begins.
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// A negative delay (-n) actually means "dispatch the comeback n seconds
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// after I start talking".
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// In this case we do not need to postpone the followup; we just throw it directly
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// into the queue.
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DispatchFollowupThroughQueue( followup->followup_concept, followup->followup_contexts,
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ResolveFollowupTargetToEntity( concept, *criteria, response, followup ),
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-followup->followup_delay, GetOuter() );
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}
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else if ( response->GetType() == ResponseRules::RESPONSE_PRINT )
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{ // zero-duration responses dispatch immediately via the queue (must be the queue bec.
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// the m_pPostponedFollowup will never trigger)
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DispatchFollowupThroughQueue( followup->followup_concept, followup->followup_contexts,
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ResolveFollowupTargetToEntity( concept, *criteria, response, followup ),
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followup->followup_delay, GetOuter() );
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}
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else
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{
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// this is kind of a quick patch to immediately deal with the issue of null criteria
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// (arose while branching to main) without replumbing a bunch of stuff -- to be fixed
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// 5.13.08 egr
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m_pPostponedFollowup = followup;
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if ( criteria )
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m_followupTarget = ResolveFollowupTargetToEntity( concept, *criteria, response, m_pPostponedFollowup );
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else
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{
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AI_CriteriaSet tmpCriteria;
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m_followupTarget = ResolveFollowupTargetToEntity( concept, tmpCriteria, response, m_pPostponedFollowup );
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}
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}
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}
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}
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return bSuc;
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}
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// This is a gimmick used when a negative delay is specified in a followup, which is a shorthand
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// for "this many seconds after the beginning of the line" rather than "this may seconds after the end
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// of the line", eg to create a THEN rule when two characters talk over each other.
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// It's static to avoid accidental use of the postponed followup/target members.
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void CAI_ExpresserWithFollowup::DispatchFollowupThroughQueue( const AIConcept_t &concept,
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const char * RESTRICT criteriaStr,
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const CResponseQueue::CFollowupTargetSpec_t &target,
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float delay,
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CBaseEntity * RESTRICT pOuter
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)
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{
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AI_CriteriaSet criteria;
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// Don't add my own criteria! GatherCriteria( &criteria, followup.followup_concept, followup.followup_contexts );
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criteria.AppendCriteria( "From", STRING( pOuter->GetEntityName() ) );
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criteria.Merge( criteriaStr );
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g_ResponseQueueManager.GetQueue()->Add( concept, &criteria, gpGlobals->curtime + delay, target, pOuter );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Handles the new concept objects
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//-----------------------------------------------------------------------------
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void CAI_ExpresserWithFollowup::SpeakDispatchFollowup( AI_ResponseFollowup &followup )
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{
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if ( !m_followupTarget.IsValid() )
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return;
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// If a specific entity target is given, use the old pathway for now
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if ( m_followupTarget.m_iTargetType == kDRT_SPECIFIC && followup.followup_delay == 0 )
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{
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CBaseEntity *pTarget = m_followupTarget.m_hHandle.Get();
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if (!pTarget)
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{
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return;
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}
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DispatchComeback( this, GetOuter(), pTarget, followup );
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}
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else
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{
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DispatchFollowupThroughQueue( followup.followup_concept, followup.followup_contexts, m_followupTarget, followup.followup_delay, GetOuter() );
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}
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// clear out the followup member just in case.
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m_pPostponedFollowup = NULL;
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m_followupTarget.m_iTargetType = kDRT_MAX;
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}
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void CAI_ExpresserWithFollowup::OnSpeechFinished()
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{
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if (m_pPostponedFollowup && m_pPostponedFollowup->IsValid())
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{
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return SpeakDispatchFollowup(*m_pPostponedFollowup);
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}
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}
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void CC_RR_ForceConcept_f( const CCommand &args )
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{
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if ( args.ArgC() < 3 )
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{
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Msg("USAGE: rr_forceconcept <target> <concept> \"criteria1:value1,criteria2:value2,...\"\n");
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return;
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}
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AI_CriteriaSet criteria;
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if ( args.ArgC() >= 3 )
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{
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const char *criteriastring = args[3];
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criteria.Merge( criteriastring );
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}
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AIConcept_t concept( args[2] );
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QueueSpeak( concept, ResolveFollowupTargetToEntity( concept, criteria, args[1] ), criteria );
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}
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static ConCommand rr_forceconcept( "rr_forceconcept", CC_RR_ForceConcept_f,
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"fire a response concept directly at a given character.\n"
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"USAGE: rr_forceconcept <target> <concept> \"criteria1:value1,criteria2:value2,...\"\n"
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"criteria values are optional.\n"
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, FCVAR_CHEAT );
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