void CAI_PlayerAlly::RunTask( const Task_t *pTask )
{
switch( pTask->iTask )
{
case TASK_TALKER_CLIENT_STARE:
case TASK_TALKER_LOOK_AT_CLIENT:
if ( pTask->iTask == TASK_TALKER_CLIENT_STARE )
{
// Get edict for one player
CBasePlayer *pPlayer = (CBasePlayer *)CBaseEntity::Instance( engine->PEntityOfEntIndex( 1 ) );
Assert( pPlayer );
// fail out if the player looks away or moves away.
if ( ( pPlayer->GetLocalOrigin() - GetLocalOrigin() ).Length2D() > TLK_STARE_DIST )
{
// player moved away.
TaskFail("Player moved away");
}
Vector forward;
AngleVectors( pPlayer->GetLocalAngles(), &forward );
if ( UTIL_DotPoints( pPlayer->GetLocalOrigin(), GetLocalOrigin(), forward ) < m_flFieldOfView )
{
// player looked away
TaskFail("Player looked away");
}
}
if ( gpGlobals->curtime > m_flWaitFinished )
{
TaskComplete();
}
break;
case TASK_TALKER_EYECONTACT:
if (IsMoving() || !GetExpresser()->IsSpeaking() || GetSpeechTarget() == NULL)
{
TaskComplete();
}
break;
case TASK_WAIT_FOR_MOVEMENT:
if (!GetExpresser()->IsSpeaking() || GetSpeechTarget() == NULL)
{
// override so that during walk, a scientist may talk and greet player
FIdleHello();
if (random->RandomInt(0,m_nSpeak * 20) == 0)
{
FIdleSpeak();
}
}
BaseClass::RunTask( pTask );
break;
default:
BaseClass::RunTask( pTask );
}
}
void CNPCSimpleTalker::RunTask( const Task_t *pTask )
{
switch( pTask->iTask )
{
case TASK_TALKER_WAIT_FOR_SEMAPHORE:
if ( GetExpresser()->SemaphoreIsAvailable( this ) )
TaskComplete();
break;
case TASK_TALKER_CLIENT_STARE:
case TASK_TALKER_LOOK_AT_CLIENT:
if ( pTask->iTask == TASK_TALKER_CLIENT_STARE && AI_IsSinglePlayer() )
{
// Get edict for one player
CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
Assert( pPlayer );
// fail out if the player looks away or moves away.
if ( ( pPlayer->GetAbsOrigin() - GetAbsOrigin() ).Length2D() > TALKER_STARE_DIST )
{
// player moved away.
TaskFail("Player moved away");
}
Vector forward;
AngleVectors( pPlayer->GetLocalAngles(), &forward );
if ( UTIL_DotPoints( pPlayer->GetAbsOrigin(), GetAbsOrigin(), forward ) < m_flFieldOfView )
{
// player looked away
TaskFail("Player looked away");
}
}
if ( IsWaitFinished() )
{
TaskComplete();
}
break;
case TASK_TALKER_EYECONTACT:
if (IsMoving() || !GetExpresser()->IsSpeaking() || GetSpeechTarget() == NULL)
{
TaskComplete();
}
break;
case TASK_WAIT_FOR_MOVEMENT:
FIdleSpeakWhileMoving();
BaseClass::RunTask( pTask );
break;
default:
BaseClass::RunTask( pTask );
}
}
void CAI_PlayerAlly::OnChangeRunningBehavior( CAI_BehaviorBase *pOldBehavior, CAI_BehaviorBase *pNewBehavior )
{
BaseClass::OnChangeRunningBehavior( pOldBehavior, pNewBehavior );
CAI_FollowBehavior *pFollowBehavior;
if ( dynamic_cast<CAI_FollowBehavior *>(pNewBehavior) != NULL )
{
GetExpresser()->SetSpokeConcept( TLK_HELLO, NULL ); // Don't say hi after you've started following
if ( IsOkToCombatSpeak() )
Speak( TLK_USE );
SetSpeechTarget( GetTarget() );
ClearCondition( COND_PLAYER_PUSHING );
}
else if ( ( pFollowBehavior = dynamic_cast<CAI_FollowBehavior *>(pOldBehavior) ) != NULL )
{
if ( !(m_afMemory & bits_MEMORY_PROVOKED) )
{
if ( IsOkToCombatSpeak() )
{
if ( pFollowBehavior->GetFollowTarget() == NULL )
Speak( TLK_UNUSE );
else
Speak( TLK_STOP );
}
SetSpeechTarget( FindNearestFriend(true) );
}
}
}
//=========================================================
// IdleHello
// Try to greet player first time he's seen
//=========================================================
int CAI_PlayerAlly::FIdleHello( void )
{
if (!IsOkToSpeak())
return false;
// if this is first time scientist has seen player, greet him
if (!GetExpresser()->SpokeConcept(TLK_HELLO))
{
// get a player
CBaseEntity *pPlayer = FindNearestFriend(true);
if (pPlayer)
{
if (FInViewCone(pPlayer) && FVisible(pPlayer))
{
SetSpeechTarget( pPlayer );
Speak( TLK_HELLO );
return true;
}
}
}
return false;
}
// Init talk data
void CNPC_HL1Barney::TalkInit()
{
BaseClass::TalkInit();
// get voice for head - just one barney voice for now
GetExpresser()->SetVoicePitch( 100 );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CNPCSimpleTalker::FIdleSpeakWhileMoving( void )
{
if ( GetExpresser()->CanSpeak() )
{
if (!GetExpresser()->IsSpeaking() || GetSpeechTarget() == NULL)
{
// override so that during walk, a scientist may talk and greet player
FIdleHello();
if ( ShouldSpeakRandom( m_nSpeak * 20, GetSpeechFilter() ? GetSpeechFilter()->GetIdleModifier() : 1.0 ) )
{
FIdleSpeak();
}
}
}
}
// try to smell something
void CNPCSimpleTalker::TrySmellTalk( void )
{
if ( !IsOkToSpeak() )
return;
if ( HasCondition( COND_SMELL ) && GetExpresser()->CanSpeakConcept( TLK_SMELL ) )
Speak( TLK_SMELL );
}
void CNPCSimpleTalker::OnStartingFollow( CBaseEntity *pTarget )
{
GetExpresser()->SetSpokeConcept( TLK_HELLO, NULL ); // Don't say hi after you've started following
if ( IsOkToSpeak() ) // don't speak if idle talk is blocked. player commanded/use follow will always speak
Speak( TLK_STARTFOLLOW );
SetSpeechTarget( GetTarget() );
ClearCondition( COND_PLAYER_PUSHING );
}
//-----------------------------------------------------------------------------
// Purpose: Implemented to look at talk target
// Input :
// Output :
//-----------------------------------------------------------------------------
CBaseEntity *CAI_PlayerAlly::EyeLookTarget( void )
{
if (GetExpresser()->IsSpeaking() && GetSpeechTarget() != NULL)
{
return GetSpeechTarget();
}
return NULL;
}
// try to smell something
void CAI_PlayerAlly::TrySmellTalk( void )
{
if ( !IsOkToSpeak() )
return;
if ( HasCondition( COND_SMELL ) && GetExpresser()->CanSpeakConcept( TLK_SMELL ) )
Speak( TLK_SMELL );
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool CNPCSimpleTalker::CanSayHello( void )
{
#ifndef HL1_DLL
if ( Classify() == CLASS_PLAYER_ALLY_VITAL )
return false;
#endif
if ( GetSpeechFilter() && GetSpeechFilter()->NeverSayHello() )
return false;
if ( !GetExpresser()->CanSpeakConcept(TLK_HELLO) || GetExpresser()->SpokeConcept(TLK_HELLO) )
return false;
if ( !IsOkToSpeak() )
return false;
return true;
}
//------------------------------------------------------------------------------
// Purpose :
// Input :
// Output :
//------------------------------------------------------------------------------
bool CAI_PlayerAlly::IsOkToSpeak( void )
{
if ( !IsOkToCombatSpeak() )
return false;
// don't talk if you're in combat
if (GetEnemy() != NULL && FVisible( GetEnemy() ))
return false;
return ( !GetExpresser()->IsSpeaking() );
}
bool CHL1NPCTalker::HandleInteraction(int interactionType, void *data, CBaseCombatCharacter* sourceEnt)
{
if (interactionType == g_interactionBarnacleVictimDangle)
{
// Force choosing of a new schedule
ClearSchedule( "NPC talker being eaten by a barnacle" );
m_bInBarnacleMouth = true;
return true;
}
else if ( interactionType == g_interactionBarnacleVictimReleased )
{
SetState ( NPC_STATE_IDLE );
CPASAttenuationFilter filter( this );
CSoundParameters params;
if ( GetParametersForSound( "Barney.Close", params, NULL ) )
{
EmitSound_t ep( params );
ep.m_nPitch = GetExpresser()->GetVoicePitch();
EmitSound( filter, entindex(), ep );
}
m_bInBarnacleMouth = false;
SetAbsVelocity( vec3_origin );
SetMoveType( MOVETYPE_STEP );
return true;
}
else if ( interactionType == g_interactionBarnacleVictimGrab )
{
if ( GetFlags() & FL_ONGROUND )
{
SetGroundEntity( NULL );
}
if ( GetState() == NPC_STATE_SCRIPT )
{
if ( m_hCine )
{
m_hCine->CancelScript();
}
}
SetState( NPC_STATE_PRONE );
ClearSchedule( "NPC talker grabbed by a barnacle" );
CTakeDamageInfo info;
PainSound( info );
return true;
}
return false;
}
int CNPCSimpleTalker::SelectNonCombatSpeechSchedule()
{
if ( !IsOkToSpeak() )
return SCHED_NONE;
// talk about world
if ( ShouldSpeakRandom( m_nSpeak * 2, GetSpeechFilter() ? GetSpeechFilter()->GetIdleModifier() : 1.0 ) )
{
//Msg("standing idle speak\n" );
return SCHED_TALKER_IDLE_SPEAK;
}
// failed to speak, so look at the player if he's around
if ( AI_IsSinglePlayer() && GetExpresser()->CanSpeak() && HasCondition ( COND_SEE_PLAYER ) && random->RandomInt( 0, 6 ) == 0 )
{
CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
Assert( pPlayer );
if ( pPlayer )
{
// watch the client.
Vector forward;
AngleVectors( pPlayer->GetLocalAngles(), &forward );
if ( ( pPlayer->GetAbsOrigin() - GetAbsOrigin() ).Length2D() < TALKER_STARE_DIST &&
UTIL_DotPoints( pPlayer->GetAbsOrigin(), GetAbsOrigin(), forward ) >= m_flFieldOfView )
{
// go into the special STARE schedule if the player is close, and looking at me too.
return SCHED_TALKER_IDLE_WATCH_CLIENT_STARE;
}
return SCHED_TALKER_IDLE_WATCH_CLIENT;
}
}
else
{
// look at who we're talking to
if ( GetSpeechTarget() && GetExpresser()->IsSpeaking() )
return SCHED_TALKER_IDLE_EYE_CONTACT;
}
return SCHED_NONE;
}
bool CNPCSimpleTalker::ShouldSuspendMonolog( void )
{
float flDist;
flDist = ((assert_cast<CNPCSimpleTalkerExpresser *>(GetExpresser()))->GetMonologueTarget()->GetAbsOrigin() - GetAbsOrigin()).Length();
if( flDist >= 384 )
{
return true;
}
return false;
}
bool CAI_PlayerAlly::ShouldSuspendMonolog( void )
{
float flDist;
flDist = (GetExpresser()->GetMonologueTarget()->GetLocalOrigin() - GetLocalOrigin()).Length();
if( flDist >= 384 )
{
return true;
}
return false;
}
//=========================================================
// DeathSound
//=========================================================
void CNPC_HL1Barney::DeathSound( const CTakeDamageInfo &info )
{
CPASAttenuationFilter filter( this );
CSoundParameters params;
if ( GetParametersForSound( "Barney.Die", params, NULL ) )
{
params.pitch = GetExpresser()->GetVoicePitch();
EmitSound_t ep( params );
EmitSound( filter, entindex(), ep );
}
}
Activity CNPCSimpleTalker::NPC_TranslateActivity( Activity eNewActivity )
{
if ((eNewActivity == ACT_IDLE) &&
(GetExpresser()->IsSpeaking()) &&
(SelectWeightedSequence ( ACT_SIGNAL3 ) != ACTIVITY_NOT_AVAILABLE) )
{
return ACT_SIGNAL3;
}
else if ((eNewActivity == ACT_SIGNAL3) &&
(SelectWeightedSequence ( ACT_SIGNAL3 ) == ACTIVITY_NOT_AVAILABLE) )
{
return ACT_IDLE;
}
return BaseClass::NPC_TranslateActivity( eNewActivity );
}
bool CNPCSimpleTalker::ShouldResumeMonolog( void )
{
float flDist;
if( HasCondition( COND_SEE_PLAYER ) )
{
flDist = ((assert_cast<CNPCSimpleTalkerExpresser *>(GetExpresser()))->GetMonologueTarget()->GetAbsOrigin() - GetAbsOrigin()).Length();
if( flDist <= 256 )
{
return true;
}
}
return false;
}
bool CAI_PlayerAlly::ShouldResumeMonolog( void )
{
float flDist;
if( HasCondition( COND_SEE_PLAYER ) )
{
flDist = (GetExpresser()->GetMonologueTarget()->GetLocalOrigin() - GetLocalOrigin()).Length();
if( flDist <= 256 )
{
return true;
}
}
return false;
}
void CAI_PlayerAlly::Touch( CBaseEntity *pOther )
{
BaseClass::Touch( pOther );
// Did the player touch me?
if ( pOther->IsPlayer() )
{
// Ignore if pissed at player
if ( m_afMemory & bits_MEMORY_PROVOKED )
return;
// Stay put during speech
if ( GetExpresser()->IsSpeaking() )
return;
TestPlayerPushing( pOther );
}
}
//=========================================================
// PainSound
//=========================================================
void CNPC_HL1Barney::PainSound( const CTakeDamageInfo &info )
{
if (gpGlobals->curtime < m_flPainTime)
return;
m_flPainTime = gpGlobals->curtime + random->RandomFloat( 0.5, 0.75 );
CPASAttenuationFilter filter( this );
CSoundParameters params;
if ( GetParametersForSound( "Barney.Pain", params, NULL ) )
{
params.pitch = GetExpresser()->GetVoicePitch();
EmitSound_t ep( params );
EmitSound( filter, entindex(), ep );
}
}
//-----------------------------------------------------------------------------
// Purpose: Say hello to the specified player
//-----------------------------------------------------------------------------
void CNPCSimpleTalker::SayHelloToPlayer( CBaseEntity *pPlayer )
{
Assert( !GetExpresser()->SpokeConcept(TLK_HELLO) );
SetSpeechTarget( pPlayer );
Speak( TLK_HELLO );
DeferAllIdleSpeech( random->RandomFloat( 5, 10 ) );
CAI_BaseNPC **ppAIs = g_AI_Manager.AccessAIs();
CAI_PlayerAlly *pTalker;
for ( int i = 0; i < g_AI_Manager.NumAIs(); i++ )
{
pTalker = dynamic_cast<CAI_PlayerAlly *>(ppAIs[i]);
if( pTalker && FVisible( pTalker ) )
{
// Tell this guy he's already said hello to the player, too.
pTalker->GetExpresser()->SetSpokeConcept( TLK_HELLO, NULL );
}
}
}
//------------------------------------------------------------------------------
// Purpose :
// Input :
// Output :
//------------------------------------------------------------------------------
bool CAI_PlayerAlly::IsOkToCombatSpeak( void )
{
// if not alive, certainly don't speak
if ( !IsAlive() )
return false;
// if someone else is talking, don't speak
if ( !GetExpresser()->SemaphoreIsAvailable() )
return false;
if ( m_spawnflags & SF_NPC_GAG )
return false;
// Don't speak if playing a script.
if ( m_NPCState == NPC_STATE_SCRIPT )
return false;
// if player is not in pvs, don't speak
if ( !UTIL_FindClientInPVS(edict()) )
return false;
return true;
}
void CHL1NPCTalker::RunTask( const Task_t *pTask )
{
switch ( pTask->iTask )
{
case TASK_HL1TALKER_FOLLOW_WALK_PATH_FOR_UNITS:
{
float distance;
distance = (m_vecLastPosition - GetLocalOrigin()).Length2D();
// Walk path until far enough away
if ( distance > pTask->flTaskData ||
GetNavigator()->GetGoalType() == GOALTYPE_NONE )
{
TaskComplete();
GetNavigator()->ClearGoal(); // Stop moving
}
break;
}
case TASK_TALKER_CLIENT_STARE:
case TASK_TALKER_LOOK_AT_CLIENT:
{
CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
// track head to the client for a while.
if ( m_NPCState == NPC_STATE_IDLE &&
!IsMoving() &&
!GetExpresser()->IsSpeaking() )
{
if ( pPlayer )
{
IdleHeadTurn( pPlayer );
}
}
else
{
// started moving or talking
TaskFail( "moved away" );
return;
}
if ( pTask->iTask == TASK_TALKER_CLIENT_STARE )
{
// fail out if the player looks away or moves away.
if ( ( pPlayer->GetAbsOrigin() - GetAbsOrigin() ).Length2D() > TALKER_STARE_DIST )
{
// player moved away.
TaskFail( NO_TASK_FAILURE );
}
Vector vForward;
AngleVectors( GetAbsAngles(), &vForward );
if ( UTIL_DotPoints( pPlayer->GetAbsOrigin(), GetAbsOrigin(), vForward ) < m_flFieldOfView )
{
// player looked away
TaskFail( "looked away" );
}
}
if ( gpGlobals->curtime > m_flWaitFinished )
{
TaskComplete( NO_TASK_FAILURE );
}
break;
}
case TASK_WAIT_FOR_MOVEMENT:
{
if ( GetExpresser()->IsSpeaking() && GetSpeechTarget() != NULL)
{
// ALERT(at_console, "walking, talking\n");
IdleHeadTurn( GetSpeechTarget(), GetExpresser()->GetTimeSpeechComplete() - gpGlobals->curtime );
}
else if ( GetEnemy() )
{
IdleHeadTurn( GetEnemy() );
}
BaseClass::RunTask( pTask );
break;
}
case TASK_FACE_PLAYER:
{
CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
if ( pPlayer )
{
//GetMotor()->SetIdealYaw( pPlayer->GetAbsOrigin() );
IdleHeadTurn( pPlayer );
if ( gpGlobals->curtime > m_flWaitFinished && GetMotor()->DeltaIdealYaw() < 10 )
{
TaskComplete();
}
}
else
{
TaskFail( FAIL_NO_PLAYER );
}
break;
}
case TASK_TALKER_EYECONTACT:
{
if (!IsMoving() && GetExpresser()->IsSpeaking() && GetSpeechTarget() != NULL)
{
// ALERT( at_console, "waiting %f\n", m_flStopTalkTime - gpGlobals->time );
IdleHeadTurn( GetSpeechTarget(), GetExpresser()->GetTimeSpeechComplete() - gpGlobals->curtime );
}
BaseClass::RunTask( pTask );
break;
}
default:
{
if ( GetExpresser()->IsSpeaking() && GetSpeechTarget() != NULL)
{
IdleHeadTurn( GetSpeechTarget(), GetExpresser()->GetTimeSpeechComplete() - gpGlobals->curtime );
}
else if ( GetEnemy() && m_NPCState == NPC_STATE_COMBAT )
{
IdleHeadTurn( GetEnemy() );
}
else if ( GetFollowTarget() )
{
IdleHeadTurn( GetFollowTarget() );
}
BaseClass::RunTask( pTask );
break;
}
}
}
bool CHL1NPCTalker::HandleInteraction(int interactionType, void *data, CBaseCombatCharacter* sourceEnt)
{
if (interactionType == g_interactionBarnacleVictimDangle)
{
// Force choosing of a new schedule
ClearSchedule();
m_bInBarnacleMouth = true;
return true;
}
else if ( interactionType == g_interactionBarnacleVictimReleased )
{
SetState ( NPC_STATE_IDLE );
CPASAttenuationFilter filter( this );
EmitSound( filter, entindex(), CHAN_VOICE, "barney/ba_close.wav", 1, SNDLVL_TALKING, 0, GetExpresser()->GetVoicePitch());
m_bInBarnacleMouth = false;
SetAbsVelocity( vec3_origin );
SetMoveType( MOVETYPE_STEP );
return true;
}
else if ( interactionType == g_interactionBarnacleVictimGrab )
{
if ( GetFlags() & FL_ONGROUND )
{
RemoveFlag( FL_ONGROUND );
}
if ( GetState() == NPC_STATE_SCRIPT )
{
m_hCine->CancelScript();
ClearSchedule();
}
SetState( NPC_STATE_PRONE );
PainSound();
return true;
}
return false;
}
void CNPCSimpleTalker::PrescheduleThink( void )
{
BaseClass::PrescheduleThink();
(assert_cast<CNPCSimpleTalkerExpresser *>(GetExpresser()))->SpeakMonolog();
}
void CAI_PlayerAlly::PrescheduleThink( void )
{
BaseClass::PrescheduleThink();
GetExpresser()->SpeakMonolog();
}
void CNPCSimpleTalker::StartTask( const Task_t *pTask )
{
switch ( pTask->iTask )
{
case TASK_TALKER_WAIT_FOR_SEMAPHORE:
if ( GetExpresser()->SemaphoreIsAvailable( this ) )
TaskComplete();
break;
case TASK_TALKER_SPEAK:
// ask question or make statement
FIdleSpeak();
TaskComplete();
break;
case TASK_TALKER_RESPOND:
// respond to question
IdleRespond();
TaskComplete();
break;
case TASK_TALKER_HELLO:
// greet player
FIdleHello();
TaskComplete();
break;
case TASK_TALKER_STARE:
// let the player know I know he's staring at me.
FIdleStare();
TaskComplete();
break;
case TASK_TALKER_LOOK_AT_CLIENT:
case TASK_TALKER_CLIENT_STARE:
// track head to the client for a while.
SetWait( pTask->flTaskData );
break;
case TASK_TALKER_EYECONTACT:
break;
case TASK_TALKER_IDEALYAW:
if (GetSpeechTarget() != NULL)
{
GetMotor()->SetIdealYawToTarget( GetSpeechTarget()->GetAbsOrigin() );
}
TaskComplete();
break;
case TASK_TALKER_HEADRESET:
// reset head position after looking at something
SetSpeechTarget( NULL );
TaskComplete();
break;
case TASK_TALKER_BETRAYED:
Speak( TLK_BETRAYED );
TaskComplete();
break;
case TASK_TALKER_STOPSHOOTING:
// tell player to stop shooting
Speak( TLK_NOSHOOT );
TaskComplete();
break;
default:
BaseClass::StartTask( pTask );
}
}
//=========================================================
// FIdleSpeak
// ask question of nearby friend, or make statement
//=========================================================
int CNPCSimpleTalker::FIdleSpeak( void )
{
// try to start a conversation, or make statement
int pitch;
if (!IsOkToSpeak())
return false;
Assert( GetExpresser()->SemaphoreIsAvailable( this ) );
pitch = GetExpresser()->GetVoicePitch();
// player using this entity is alive and wounded?
CBaseEntity *pTarget = GetTarget();
if ( pTarget != NULL )
{
if ( pTarget->IsPlayer() )
{
if ( pTarget->IsAlive() )
{
SetSpeechTarget( GetTarget() );
if (GetExpresser()->CanSpeakConcept( TLK_PLHURT3) &&
(GetTarget()->m_iHealth <= GetTarget()->m_iMaxHealth / 8))
{
Speak( TLK_PLHURT3 );
return true;
}
else if (GetExpresser()->CanSpeakConcept( TLK_PLHURT2) &&
(GetTarget()->m_iHealth <= GetTarget()->m_iMaxHealth / 4))
{
Speak( TLK_PLHURT2 );
return true;
}
else if (GetExpresser()->CanSpeakConcept( TLK_PLHURT1) &&
(GetTarget()->m_iHealth <= GetTarget()->m_iMaxHealth / 2))
{
Speak( TLK_PLHURT1 );
return true;
}
}
else
{
//!!!KELLY - here's a cool spot to have the talkNPC talk about the dead player if we want.
// "Oh dear, Gordon Freeman is dead!" -Scientist
// "Damn, I can't do this without you." -Barney
}
}
}
// ROBIN: Disabled idle question & answer for now
/*
// if there is a friend nearby to speak to, play sentence, set friend's response time, return
CBaseEntity *pFriend = FindNearestFriend(false);
// 75% chance of talking to another citizen if one is available.
if (pFriend && !(pFriend->IsMoving()) && random->RandomInt( 0, 3 ) != 0 )
{
if ( SpeakQuestionFriend( pFriend ) )
{
// force friend to answer
CAI_PlayerAlly *pTalkNPC = dynamic_cast<CAI_PlayerAlly *>(pFriend);
if (pTalkNPC && !pTalkNPC->HasSpawnFlags(SF_NPC_GAG) && !pTalkNPC->IsInAScript() )
{
SetSpeechTarget( pFriend );
pTalkNPC->SetAnswerQuestion( this );
pTalkNPC->GetExpresser()->BlockSpeechUntil( GetExpresser()->GetTimeSpeechComplete() );
m_nSpeak++;
}
// Don't let anyone else butt in.
DeferAllIdleSpeech( random->RandomFloat( TALKER_DEFER_IDLE_SPEAK_MIN, TALKER_DEFER_IDLE_SPEAK_MAX ), pTalkNPC );
return true;
}
}
*/
// Otherwise, play an idle statement, try to face client when making a statement.
CBaseEntity *pFriend = FindNearestFriend(true);
if ( pFriend )
{
SetSpeechTarget( pFriend );
// If we're about to talk to the player, and we've never said hello, say hello first
if ( !GetSpeechFilter() || !GetSpeechFilter()->NeverSayHello() )
{
if ( GetExpresser()->CanSpeakConcept( TLK_HELLO ) && !GetExpresser()->SpokeConcept( TLK_HELLO ) )
{
SayHelloToPlayer( pFriend );
return true;
}
}
if ( Speak( TLK_IDLE ) )
{
DeferAllIdleSpeech( random->RandomFloat( TALKER_DEFER_IDLE_SPEAK_MIN, TALKER_DEFER_IDLE_SPEAK_MAX ) );
m_nSpeak++;
}
else
{
// We failed to speak. Don't try again for a bit.
m_flNextIdleSpeechTime = gpGlobals->curtime + 3;
}
return true;
}
// didn't speak
m_flNextIdleSpeechTime = gpGlobals->curtime + 3;
return false;
}
