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126 lines
3.5 KiB
126 lines
3.5 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// tf_bot_attack_flag_defenders.cpp |
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// Attack enemies that are preventing the flag from reaching its destination |
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// Michael Booth, May 2011 |
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#include "cbase.h" |
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#include "bot/tf_bot.h" |
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#include "bot/behavior/scenario/capture_the_flag/tf_bot_attack_flag_defenders.h" |
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#include "bot/behavior/scenario/capture_the_flag/tf_bot_escort_flag_carrier.h" |
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ConVar tf_bot_flag_escort_range( "tf_bot_flag_escort_range", "500", FCVAR_CHEAT ); |
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extern ConVar tf_bot_flag_escort_max_count; |
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extern int GetBotEscortCount( int team ); |
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//--------------------------------------------------------------------------------------------- |
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CTFBotAttackFlagDefenders::CTFBotAttackFlagDefenders( float minDuration ) |
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{ |
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if ( minDuration > 0.0f ) |
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{ |
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m_minDurationTimer.Start( minDuration ); |
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} |
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else |
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{ |
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m_minDurationTimer.Invalidate(); |
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} |
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} |
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//--------------------------------------------------------------------------------------------- |
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ActionResult< CTFBot > CTFBotAttackFlagDefenders::OnStart( CTFBot *me, Action< CTFBot > *priorAction ) |
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{ |
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m_path.SetMinLookAheadDistance( me->GetDesiredPathLookAheadRange() ); |
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m_chasePlayer = NULL; |
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return CTFBotAttack::OnStart( me, priorAction ); |
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} |
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//--------------------------------------------------------------------------------------------- |
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ActionResult< CTFBot > CTFBotAttackFlagDefenders::Update( CTFBot *me, float interval ) |
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{ |
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const CKnownEntity *threat = me->GetVisionInterface()->GetPrimaryKnownThreat(); |
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if ( threat && threat->IsVisibleRecently() ) |
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{ |
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// prepare to fight |
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me->EquipBestWeaponForThreat( threat ); |
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} |
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if ( m_watchFlagTimer.IsElapsed() && m_minDurationTimer.IsElapsed() ) |
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{ |
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m_watchFlagTimer.Start( RandomFloat( 1.0f, 3.0f ) ); |
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CCaptureFlag *flag = me->GetFlagToFetch(); |
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if ( !flag ) |
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{ |
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return Done( "No flag" ); |
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} |
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// can't reach flag if it is at home |
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if ( !TFGameRules()->IsMannVsMachineMode() || !flag->IsHome() ) |
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{ |
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CTFPlayer *carrier = ToTFPlayer( flag->GetOwnerEntity() ); |
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if ( !carrier ) |
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{ |
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return Done( "Flag was dropped" ); |
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} |
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if ( me->IsSelf( carrier ) ) |
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{ |
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return Done( "I picked up the flag!" ); |
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} |
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// escort the flag carrier, unless the carrier is in a squad |
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CTFBot *botCarrier = ToTFBot( carrier ); |
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if ( !botCarrier || !botCarrier->IsInASquad() ) |
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{ |
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if ( me->IsRangeLessThan( carrier, tf_bot_flag_escort_range.GetFloat() ) ) |
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{ |
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if ( GetBotEscortCount( me->GetTeamNumber() ) < tf_bot_flag_escort_max_count.GetInt() ) |
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{ |
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return ChangeTo( new CTFBotEscortFlagCarrier, "Near flag carrier - escorting" ); |
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} |
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} |
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} |
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} |
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} |
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ActionResult< CTFBot > result = CTFBotAttack::Update( me, interval ); |
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if ( result.IsDone() ) |
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{ |
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// nothing to attack, move towards a random player |
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if ( m_chasePlayer == NULL || !m_chasePlayer->IsAlive() ) |
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{ |
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m_chasePlayer = me->SelectRandomReachableEnemy(); |
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} |
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if ( m_chasePlayer == NULL ) |
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{ |
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// everyone is dead or hiding in the spawn room - go escort the flag |
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return ChangeTo( new CTFBotEscortFlagCarrier, "No reachable victim - escorting flag" ); |
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} |
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// cheat and "see" our victim so we know where to go |
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me->GetVisionInterface()->AddKnownEntity( m_chasePlayer ); |
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if ( m_repathTimer.IsElapsed() ) |
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{ |
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m_repathTimer.Start( RandomFloat( 1.0f, 3.0f ) ); |
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CTFBotPathCost cost( me, DEFAULT_ROUTE ); |
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float maxPathLength = TFGameRules()->IsMannVsMachineMode() ? TFBOT_MVM_MAX_PATH_LENGTH : 0.0f; |
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m_path.Compute( me, m_chasePlayer, cost, maxPathLength ); |
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} |
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m_path.Update( me ); |
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} |
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return Continue(); |
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}
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