diff options
Diffstat (limited to 'game/server/tf/bot/behavior/tf_bot_seek_and_destroy.cpp')
| -rw-r--r-- | game/server/tf/bot/behavior/tf_bot_seek_and_destroy.cpp | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/game/server/tf/bot/behavior/tf_bot_seek_and_destroy.cpp b/game/server/tf/bot/behavior/tf_bot_seek_and_destroy.cpp new file mode 100644 index 0000000..5e78ea3 --- /dev/null +++ b/game/server/tf/bot/behavior/tf_bot_seek_and_destroy.cpp @@ -0,0 +1,250 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// tf_bot_seek_and_destroy.h +// Roam the environment, attacking victims +// Michael Booth, January 2010 + +#include "cbase.h" +#include "tf_player.h" +#include "tf_gamerules.h" +#include "team_control_point_master.h" +#include "bot/tf_bot.h" +#include "bot/behavior/tf_bot_attack.h" +#include "bot/behavior/tf_bot_seek_and_destroy.h" +#include "bot/behavior/sniper/tf_bot_sniper_attack.h" +#include "nav_mesh.h" + +extern ConVar tf_bot_path_lookahead_range; +extern ConVar tf_bot_offense_must_push_time; +extern ConVar tf_bot_defense_must_defend_time; + +ConVar tf_bot_debug_seek_and_destroy( "tf_bot_debug_seek_and_destroy", "0", FCVAR_CHEAT ); + + +//--------------------------------------------------------------------------------------------- +CTFBotSeekAndDestroy::CTFBotSeekAndDestroy( float duration ) +{ + if ( duration > 0.0f ) + { + m_giveUpTimer.Start( duration ); + } +} + + +//--------------------------------------------------------------------------------------------- +ActionResult< CTFBot > CTFBotSeekAndDestroy::OnStart( CTFBot *me, Action< CTFBot > *priorAction ) +{ + m_path.SetMinLookAheadDistance( me->GetDesiredPathLookAheadRange() ); + + RecomputeSeekPath( me ); + + CTeamControlPoint *point = me->GetMyControlPoint(); + m_isPointLocked = ( point && point->IsLocked() ); + + // restart the timer if we have one + if ( m_giveUpTimer.HasStarted() ) + { + m_giveUpTimer.Reset(); + } + + return Continue(); +} + + +//--------------------------------------------------------------------------------------------- +ActionResult< CTFBot > CTFBotSeekAndDestroy::Update( CTFBot *me, float interval ) +{ + if ( m_giveUpTimer.HasStarted() && m_giveUpTimer.IsElapsed() ) + { + return Done( "Behavior duration elapsed" ); + } + + if ( TFGameRules()->IsInTraining() ) + { + // if the trainee has started capturing the point, assist them + if ( me->IsAnyPointBeingCaptured() ) + { + return Done( "Assist trainee in capturing the point" ); + } + } + else + { + if ( me->IsCapturingPoint() ) + { + return Done( "Keep capturing point I happened to stumble upon" ); + } + + if ( m_isPointLocked ) + { + CTeamControlPoint *point = me->GetMyControlPoint(); + + if ( point && !point->IsLocked() ) + { + return Done( "The point just unlocked" ); + } + } + + if ( !TFGameRules()->RoundHasBeenWon() && me->GetTimeLeftToCapture() < tf_bot_offense_must_push_time.GetFloat() ) + { + return Done( "Time to push for the objective" ); + } + } + + const CKnownEntity *threat = me->GetVisionInterface()->GetPrimaryKnownThreat(); + if ( threat ) + { + if ( TFGameRules()->RoundHasBeenWon() ) + { + // hunt down the losers + return SuspendFor( new CTFBotAttack, "Chasing down the losers" ); + } + + const float engageRange = 1000.0f; + if ( me->IsRangeLessThan( threat->GetLastKnownPosition(), engageRange ) ) + { + return SuspendFor( new CTFBotAttack, "Going after an enemy" ); + } + } + + // move towards our seek goal + m_path.Update( me ); + + if ( !m_path.IsValid() && m_repathTimer.IsElapsed() ) + { + m_repathTimer.Start( 1.0f ); + + RecomputeSeekPath( me ); + } + + return Continue(); +} + + +//--------------------------------------------------------------------------------------------- +ActionResult< CTFBot > CTFBotSeekAndDestroy::OnResume( CTFBot *me, Action< CTFBot > *interruptingAction ) +{ + RecomputeSeekPath( me ); + + return Continue(); +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnStuck( CTFBot *me ) +{ + RecomputeSeekPath( me ); + + return TryContinue(); +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnMoveToSuccess( CTFBot *me, const Path *path ) +{ + RecomputeSeekPath( me ); + + return TryContinue(); +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnMoveToFailure( CTFBot *me, const Path *path, MoveToFailureType reason ) +{ + RecomputeSeekPath( me ); + + return TryContinue(); +} + + +//--------------------------------------------------------------------------------------------- +QueryResultType CTFBotSeekAndDestroy::ShouldRetreat( const INextBot *meBot ) const +{ + CTFBot *me = (CTFBot *)meBot->GetEntity(); + + if ( me->IsPlayerClass( TF_CLASS_PYRO ) ) + { + return ANSWER_NO; + } + + return ANSWER_UNDEFINED; +} + + +//--------------------------------------------------------------------------------------------- +QueryResultType CTFBotSeekAndDestroy::ShouldHurry( const INextBot *me ) const +{ + return ANSWER_UNDEFINED; +} + + +//--------------------------------------------------------------------------------------------- +CTFNavArea *CTFBotSeekAndDestroy::ChooseGoalArea( CTFBot *me ) +{ + CUtlVector< CTFNavArea * > goalVector; + + TheTFNavMesh()->CollectSpawnRoomThresholdAreas( &goalVector, GetEnemyTeam( me->GetTeamNumber() ) ); + + CTeamControlPoint *point = me->GetMyControlPoint(); + if ( point && !point->IsLocked() ) + { + // add current control point as a seek goal + const CUtlVector< CTFNavArea * > *controlPointAreas = TheTFNavMesh()->GetControlPointAreas( point->GetPointIndex() ); + if ( controlPointAreas && controlPointAreas->Count() > 0 ) + { + goalVector.AddToTail( controlPointAreas->Element( RandomInt( 0, controlPointAreas->Count()-1 ) ) ); + } + } + + if ( tf_bot_debug_seek_and_destroy.GetBool() ) + { + for( int i=0; i<goalVector.Count(); ++i ) + { + TheNavMesh->AddToSelectedSet( goalVector[i] ); + } + } + + // pick a new goal + if ( goalVector.Count() > 0 ) + { + return goalVector[ RandomInt( 0, goalVector.Count()-1 ) ]; + } + + return NULL; +} + + +//--------------------------------------------------------------------------------------------- +void CTFBotSeekAndDestroy::RecomputeSeekPath( CTFBot *me ) +{ + m_goalArea = ChooseGoalArea( me ); + if ( m_goalArea ) + { + CTFBotPathCost cost( me, SAFEST_ROUTE ); + m_path.Compute( me, m_goalArea->GetCenter(), cost ); + } + else + { + m_path.Invalidate(); + } +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnTerritoryContested( CTFBot *me, int territoryID ) +{ + return TryDone( RESULT_IMPORTANT, "Defending the point" ); +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnTerritoryCaptured( CTFBot *me, int territoryID ) +{ + return TryDone( RESULT_IMPORTANT, "Giving up due to point capture" ); +} + + +//--------------------------------------------------------------------------------------------- +EventDesiredResult< CTFBot > CTFBotSeekAndDestroy::OnTerritoryLost( CTFBot *me, int territoryID ) +{ + return TryDone( RESULT_IMPORTANT, "Giving up due to point lost" ); +} + |