//========= Copyright 1996-2005, Valve Corporation, All rights reserved. ============// // // Purpose: Antlion Guard // //=============================================================================// #include "cbase.h" #include "ai_hint.h" #include "ai_memory.h" #include "ai_moveprobe.h" #include "npcevent.h" #include "IEffects.h" #include "ndebugoverlay.h" #include "soundent.h" #include "soundenvelope.h" #include "ai_squad.h" #include "ai_network.h" #include "ai_pathfinder.h" #include "ai_navigator.h" #include "ai_senses.h" #include "npc_rollermine.h" #include "ai_blended_movement.h" #include "physics_prop_ragdoll.h" #include "iservervehicle.h" #include "player_pickup.h" #include "props.h" #include "antlion_dust.h" #include "npc_antlion.h" #include "decals.h" #include "prop_combine_ball.h" #include "eventqueue.h" // memdbgon must be the last include file in a .cpp file!!! #include "tier0/memdbgon.h" inline void TraceHull_SkipPhysics( const Vector &vecAbsStart, const Vector &vecAbsEnd, const Vector &hullMin, const Vector &hullMax, unsigned int mask, const CBaseEntity *ignore, int collisionGroup, trace_t *ptr, float minMass ); ConVar g_debug_antlionguard( "g_debug_antlionguard", "0" ); ConVar sk_antlionguard_dmg_charge( "sk_antlionguard_dmg_charge", "0" ); ConVar sk_antlionguard_dmg_shove( "sk_antlionguard_dmg_shove", "0" ); // Spawnflags #define SF_ANTLIONGUARD_SERVERSIDE_RAGDOLL ( 1 << 16 ) #define SF_ANTLIONGUARD_INSIDE_FOOTSTEPS ( 1 << 17 ) #define ENVELOPE_CONTROLLER (CSoundEnvelopeController::GetController()) #define ANTLIONGUARD_MODEL "models/antlion_guard.mdl" #define MIN_BLAST_DAMAGE 25.0f #define MIN_CRUSH_DAMAGE 20.0f //================================================== // // Antlion Guard // //================================================== #define ANTLIONGUARD_MAX_OBJECTS 128 #define ANTLIONGUARD_MIN_OBJECT_MASS 8 #define ANTLIONGUARD_MAX_OBJECT_MASS 750 #define ANTLIONGUARD_FARTHEST_PHYSICS_OBJECT 350 #define ANTLIONGUARD_OBJECTFINDING_FOV DOT_45DEGREE // 1/sqrt(2) //Melee definitions #define ANTLIONGUARD_MELEE1_RANGE 156.0f #define ANTLIONGUARD_MELEE1_CONE 0.7f // Antlion summoning #define ANTLIONGUARD_SUMMON_COUNT 3 // Sight #define ANTLIONGUARD_FOV_NORMAL -0.4f #define ANTLIONGUARD_CHARGE_MIN 256 #define ANTLIONGUARD_CHARGE_MAX 2048 ConVar sk_antlionguard_health( "sk_antlionguard_health", "0" ); //================================================== // AntlionGuardSchedules //================================================== enum { SCHED_ANTLIONGUARD_CHARGE = LAST_SHARED_SCHEDULE, SCHED_ANTLIONGUARD_CHARGE_CRASH, SCHED_ANTLIONGUARD_CHARGE_CANCEL, SCHED_ANTLIONGUARD_PHYSICS_ATTACK, SCHED_ANTLIONGUARD_PHYSICS_DAMAGE_HEAVY, SCHED_ANTLIONGUARD_UNBURROW, SCHED_ANTLIONGUARD_CHARGE_TARGET, SCHED_ANTLIONGUARD_FIND_CHARGE_POSITION, SCHED_ANTLIONGUARD_MELEE_ATTACK1, SCHED_ANTLIONGUARD_SUMMON, SCHED_ANTLIONGUARD_PATROL_RUN, SCHED_ANTLIONGUARD_ROAR, SCHED_ANTLIONGUARD_CHASE_ENEMY_TOLERANCE, SCHED_FORCE_ANTLIONGUARD_PHYSICS_ATTACK, SCHED_ANTLIONGUARD_CANT_ATTACK, }; //================================================== // AntlionGuardTasks //================================================== enum { TASK_ANTLIONGUARD_CHARGE = LAST_SHARED_TASK, TASK_ANTLIONGUARD_GET_PATH_TO_PHYSOBJECT, TASK_ANTLIONGUARD_SHOVE_PHYSOBJECT, TASK_ANTLIONGUARD_SUMMON, TASK_ANTLIONGUARD_SET_FLINCH_ACTIVITY, TASK_ANTLIONGUARD_GET_PATH_TO_CHARGE_POSITION, TASK_ANTLIONGUARD_GET_PATH_TO_NEAREST_NODE, TASK_ANTLIONGUARD_GET_CHASE_PATH_ENEMY_TOLERANCE, TASK_ANTLIONGUARD_OPPORTUNITY_THROW, TASK_ANTLIONGUARD_FIND_PHYSOBJECT, }; //================================================== // AntlionGuardConditions //================================================== enum { COND_ANTLIONGUARD_PHYSICS_TARGET = LAST_SHARED_CONDITION, COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID, COND_ANTLIONGUARD_HAS_CHARGE_TARGET, COND_ANTLIONGUARD_CAN_SUMMON, }; //================================================== // AntlionGuard Activities //================================================== Activity ACT_ANTLIONGUARD_SEARCH; Activity ACT_ANTLIONGUARD_PEEK_FLINCH; Activity ACT_ANTLIONGUARD_PEEK_ENTER; Activity ACT_ANTLIONGUARD_PEEK_EXIT; Activity ACT_ANTLIONGUARD_PEEK1; Activity ACT_ANTLIONGUARD_BARK; Activity ACT_ANTLIONGUARD_PEEK_SIGHTED; Activity ACT_ANTLIONGUARD_SHOVE_PHYSOBJECT; Activity ACT_ANTLIONGUARD_FLINCH_LIGHT; Activity ACT_ANTLIONGUARD_UNBURROW; Activity ACT_ANTLIONGUARD_ROAR; Activity ACT_ANTLIONGUARD_RUN_HURT; // Flinches Activity ACT_ANTLIONGUARD_PHYSHIT_FR; Activity ACT_ANTLIONGUARD_PHYSHIT_FL; Activity ACT_ANTLIONGUARD_PHYSHIT_RR; Activity ACT_ANTLIONGUARD_PHYSHIT_RL; // Charge Activity ACT_ANTLIONGUARD_CHARGE_START; Activity ACT_ANTLIONGUARD_CHARGE_CANCEL; Activity ACT_ANTLIONGUARD_CHARGE_RUN; Activity ACT_ANTLIONGUARD_CHARGE_CRASH; Activity ACT_ANTLIONGUARD_CHARGE_STOP; Activity ACT_ANTLIONGUARD_CHARGE_HIT; Activity ACT_ANTLIONGUARD_CHARGE_ANTICIPATION; // Anim events int AE_ANTLIONGUARD_CHARGE_HIT; int AE_ANTLIONGUARD_SHOVE_PHYSOBJECT; int AE_ANTLIONGUARD_SHOVE; int AE_ANTLIONGUARD_FOOTSTEP_LIGHT; int AE_ANTLIONGUARD_FOOTSTEP_HEAVY; int AE_ANTLIONGUARD_CHARGE_EARLYOUT; int AE_ANTLIONGUARD_VOICE_GROWL; int AE_ANTLIONGUARD_VOICE_BARK; int AE_ANTLIONGUARD_VOICE_PAIN; int AE_ANTLIONGUARD_VOICE_SQUEEZE; int AE_ANTLIONGUARD_VOICE_SCRATCH; int AE_ANTLIONGUARD_VOICE_GRUNT; int AE_ANTLIONGUARD_VOICE_ROAR; int AE_ANTLIONGUARD_BURROW_OUT; struct PhysicsObjectCriteria_t { CBaseEntity *pTarget; float flRadius; float flTargetCone; bool bPreferObjectsAlongTargetVector; // Prefer objects that we can strike easily as we move towards our target }; //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- class CNPC_AntlionGuard : public CAI_BlendedNPC { public: DECLARE_CLASS( CNPC_AntlionGuard, CAI_BlendedNPC ); DECLARE_DATADESC(); CNPC_AntlionGuard( void ); Class_T Classify( void ) { return CLASS_ANTLION; } virtual int GetSoundInterests( void ) { return (SOUND_WORLD|SOUND_COMBAT|SOUND_PLAYER|SOUND_DANGER); } virtual bool QueryHearSound( CSound *pSound ); const impactdamagetable_t &GetPhysicsImpactDamageTable( void ); int MeleeAttack1Conditions( float flDot, float flDist ); int TranslateSchedule( int scheduleType ); int OnTakeDamage_Alive( const CTakeDamageInfo &info ); void DeathSound( const CTakeDamageInfo &info ); void Event_Killed( const CTakeDamageInfo &info ); int SelectSchedule( void ); virtual float GetAutoAimRadius() { return 36.0f; } void Precache( void ); void Spawn( void ); void Activate( void ); void HandleAnimEvent( animevent_t *pEvent ); void UpdateEfficiency( bool bInPVS ) { SetEfficiency( ( GetSleepState() != AISS_AWAKE ) ? AIE_DORMANT : AIE_NORMAL ); SetMoveEfficiency( AIME_NORMAL ); } void PrescheduleThink( void ); void GatherConditions( void ); void TraceAttack( const CTakeDamageInfo &info, const Vector &vecDir, trace_t *ptr ); void StartTask( const Task_t *pTask ); void RunTask( const Task_t *pTask ); void StopLoopingSounds(); // Input handlers. void InputSetShoveTarget( inputdata_t &inputdata ); void InputSetChargeTarget( inputdata_t &inputdata ); void InputClearChargeTarget( inputdata_t &inputdata ); void InputUnburrow( inputdata_t &inputdata ); void InputRagdoll( inputdata_t &inputdata ); void InputEnableBark( inputdata_t &inputdata ); void InputDisableBark( inputdata_t &inputdata ); void InputSummonedAntlionDied( inputdata_t &inputdata ); bool IsLightDamage( const CTakeDamageInfo &info ); bool IsHeavyDamage( const CTakeDamageInfo &info ); bool OverrideMoveFacing( const AILocalMoveGoal_t &move, float flInterval ); bool BecomeRagdollOnClient( const Vector &force ); float MaxYawSpeed( void ); bool OverrideMove( float flInterval ); bool CanBecomeRagdoll( void ); bool ShouldProbeCollideAgainstEntity( CBaseEntity *pEntity ); Activity NPC_TranslateActivity( Activity baseAct ); DEFINE_CUSTOM_AI; private: void Footstep( bool bHeavy ); int SelectCombatSchedule( void ); int SelectUnreachableSchedule( void ); bool CanSummon( bool bIgnoreTime ); void SummonAntlions( void ); void ChargeLookAhead( void ); bool EnemyIsRightInFrontOfMe( CBaseEntity **pEntity ); bool HandleChargeImpact( Vector vecImpact, CBaseEntity *pEntity ); bool ShouldCharge( const Vector &startPos, const Vector &endPos, bool useTime, bool bCheckForCancel ); bool ShouldWatchEnemy( void ); void ImpactShock( const Vector &origin, float radius, float magnitude, CBaseEntity *pIgnored = NULL ); void BuildScheduleTestBits( void ); void Shove( void ); void FoundEnemy( void ); void LostEnemy( void ); void UpdateHead( void ); void UpdatePhysicsTarget( bool bPreferObjectsAlongTargetVector, float flRadius = ANTLIONGUARD_FARTHEST_PHYSICS_OBJECT ); void MaintainPhysicsTarget( void ); void ChargeDamage( CBaseEntity *pTarget ); void StartSounds( void ); void SetHeavyDamageAnim( const Vector &vecSource ); float ChargeSteer( void ); CBaseEntity *FindPhysicsObjectTarget( const PhysicsObjectCriteria_t &criteria ); Vector GetPhysicsHitPosition( CBaseEntity *pObject, CBaseEntity *pTarget, Vector *vecTrajectory, float *flClearDistance ); bool CanStandAtShoveTarget( CBaseEntity *pShoveObject, CBaseEntity *pTarget, Vector *pOut ); int m_nFlinchActivity; bool m_bStopped; bool m_bIsBurrowed; bool m_bBarkEnabled; float m_flNextSummonTime; int m_iNumLiveAntlions; float m_flSearchNoiseTime; float m_flAngerNoiseTime; float m_flBreathTime; float m_flChargeTime; float m_flPhysicsCheckTime; float m_flNextHeavyFlinchTime; float m_flNextRoarTime; int m_iChargeMisses; bool m_bDecidedNotToStop; bool m_bCavernBreed; // If this guard is meant to be a cavern dweller (uses different assets) bool m_bInCavern; // Behavioral hint telling the guard to change his behavior Vector m_vecPhysicsTargetStartPos; Vector m_vecPhysicsHitPosition; EHANDLE m_hShoveTarget; EHANDLE m_hChargeTarget; EHANDLE m_hChargeTargetPosition; EHANDLE m_hOldTarget; EHANDLE m_hLastFailedPhysicsTarget; EHANDLE m_hPhysicsTarget; COutputEvent m_OnSummon; CSoundPatch *m_pGrowlHighSound; CSoundPatch *m_pGrowlLowSound; CSoundPatch *m_pGrowlIdleSound; CSoundPatch *m_pBreathSound; CSoundPatch *m_pConfusedSound; string_t m_iszPhysicsPropClass; }; //================================================== // CNPC_AntlionGuard::m_DataDesc //================================================== BEGIN_DATADESC( CNPC_AntlionGuard ) DEFINE_FIELD( m_nFlinchActivity, FIELD_INTEGER ), DEFINE_FIELD( m_bStopped, FIELD_BOOLEAN ), DEFINE_KEYFIELD( m_bIsBurrowed, FIELD_BOOLEAN, "startburrowed" ), DEFINE_KEYFIELD( m_bBarkEnabled, FIELD_BOOLEAN, "allowbark" ), DEFINE_FIELD( m_flNextSummonTime, FIELD_TIME ), DEFINE_FIELD( m_iNumLiveAntlions, FIELD_INTEGER ), DEFINE_FIELD( m_flSearchNoiseTime, FIELD_TIME ), DEFINE_FIELD( m_flAngerNoiseTime, FIELD_TIME ), DEFINE_FIELD( m_flBreathTime, FIELD_TIME ), DEFINE_FIELD( m_flChargeTime, FIELD_TIME ), DEFINE_FIELD( m_hShoveTarget, FIELD_EHANDLE ), DEFINE_FIELD( m_hChargeTarget, FIELD_EHANDLE ), DEFINE_FIELD( m_hChargeTargetPosition, FIELD_EHANDLE ), DEFINE_FIELD( m_hOldTarget, FIELD_EHANDLE ), DEFINE_FIELD( m_hLastFailedPhysicsTarget, FIELD_EHANDLE ), DEFINE_FIELD( m_hPhysicsTarget, FIELD_EHANDLE ), DEFINE_FIELD( m_vecPhysicsTargetStartPos, FIELD_POSITION_VECTOR ), DEFINE_FIELD( m_vecPhysicsHitPosition, FIELD_POSITION_VECTOR ), DEFINE_FIELD( m_flPhysicsCheckTime, FIELD_TIME ), DEFINE_FIELD( m_flNextHeavyFlinchTime, FIELD_TIME ), DEFINE_FIELD( m_flNextRoarTime, FIELD_TIME ), DEFINE_FIELD( m_iChargeMisses, FIELD_INTEGER ), DEFINE_FIELD( m_bDecidedNotToStop, FIELD_BOOLEAN ), DEFINE_KEYFIELD( m_bCavernBreed,FIELD_BOOLEAN, "cavernbreed" ), DEFINE_KEYFIELD( m_bInCavern, FIELD_BOOLEAN, "incavern" ), DEFINE_OUTPUT( m_OnSummon, "OnSummon" ), DEFINE_SOUNDPATCH( m_pGrowlHighSound ), DEFINE_SOUNDPATCH( m_pGrowlLowSound ), DEFINE_SOUNDPATCH( m_pGrowlIdleSound ), DEFINE_SOUNDPATCH( m_pBreathSound ), DEFINE_SOUNDPATCH( m_pConfusedSound ), DEFINE_INPUTFUNC( FIELD_STRING, "SetShoveTarget", InputSetShoveTarget ), DEFINE_INPUTFUNC( FIELD_STRING, "SetChargeTarget", InputSetChargeTarget ), DEFINE_INPUTFUNC( FIELD_VOID, "ClearChargeTarget", InputClearChargeTarget ), DEFINE_INPUTFUNC( FIELD_VOID, "Unburrow", InputUnburrow ), DEFINE_INPUTFUNC( FIELD_VOID, "Ragdoll", InputRagdoll ), DEFINE_INPUTFUNC( FIELD_VOID, "EnableBark", InputEnableBark ), DEFINE_INPUTFUNC( FIELD_VOID, "DisableBark", InputDisableBark ), DEFINE_INPUTFUNC( FIELD_VOID, "SummonedAntlionDied", InputSummonedAntlionDied ), END_DATADESC() //Fast Growl (Growl High) envelopePoint_t envAntlionGuardFastGrowl[] = { { 1.0f, 1.0f, 0.2f, 0.4f, }, { 0.1f, 0.1f, 0.8f, 1.0f, }, { 0.0f, 0.0f, 0.4f, 0.8f, }, }; //Bark 1 (Growl High) envelopePoint_t envAntlionGuardBark1[] = { { 1.0f, 1.0f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 0.4f, 0.6f, }, }; //Bark 2 (Confused) envelopePoint_t envAntlionGuardBark2[] = { { 1.0f, 1.0f, 0.1f, 0.2f, }, { 0.2f, 0.3f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 0.4f, 0.6f, }, }; //Pain envelopePoint_t envAntlionGuardPain1[] = { { 1.0f, 1.0f, 0.1f, 0.2f, }, { -1.0f, -1.0f, 0.5f, 0.8f, }, { 0.1f, 0.2f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 0.5f, 0.75f, }, }; //Squeeze (High Growl) envelopePoint_t envAntlionGuardSqueeze[] = { { 1.0f, 1.0f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 1.0f, 1.5f, }, }; //Scratch (Low Growl) envelopePoint_t envAntlionGuardScratch[] = { { 1.0f, 1.0f, 0.4f, 0.6f, }, { 0.5f, 0.5f, 0.4f, 0.6f, }, { 0.0f, 0.0f, 1.0f, 1.5f, }, }; //Grunt envelopePoint_t envAntlionGuardGrunt[] = { { 0.6f, 1.0f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 0.1f, 0.2f, }, }; envelopePoint_t envAntlionGuardGrunt2[] = { { 0.2f, 0.4f, 0.1f, 0.2f, }, { 0.0f, 0.0f, 0.4f, 0.6f, }, }; //============================================================================================== // ANTLION GUARD PHYSICS DAMAGE TABLE //============================================================================================== static impactentry_t antlionGuardLinearTable[] = { { 100*100, 10 }, { 250*250, 25 }, { 350*350, 50 }, { 500*500, 75 }, { 1000*1000,100 }, }; static impactentry_t antlionGuardAngularTable[] = { { 50* 50, 10 }, { 100*100, 25 }, { 150*150, 50 }, { 200*200, 75 }, }; impactdamagetable_t gAntlionGuardImpactDamageTable = { antlionGuardLinearTable, antlionGuardAngularTable, ARRAYSIZE(antlionGuardLinearTable), ARRAYSIZE(antlionGuardAngularTable), 200*200,// minimum linear speed squared 180*180,// minimum angular speed squared (360 deg/s to cause spin/slice damage) 15, // can't take damage from anything under 15kg 10, // anything less than 10kg is "small" 5, // never take more than 1 pt of damage from anything under 15kg 128*128,// <15kg objects must go faster than 36 in/s to do damage 45, // large mass in kg 2, // large mass scale (anything over 500kg does 4X as much energy to read from damage table) 1, // large mass falling scale 0, // my min velocity }; //----------------------------------------------------------------------------- // Purpose: // Output : const impactdamagetable_t //----------------------------------------------------------------------------- const impactdamagetable_t &CNPC_AntlionGuard::GetPhysicsImpactDamageTable( void ) { return gAntlionGuardImpactDamageTable; } //================================================== // CNPC_AntlionGuard //================================================== CNPC_AntlionGuard::CNPC_AntlionGuard( void ) : m_bCavernBreed( false ), m_bInCavern( false ) { m_iszPhysicsPropClass = AllocPooledString( "prop_physics" ); } LINK_ENTITY_TO_CLASS( npc_antlionguard, CNPC_AntlionGuard ); //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Precache( void ) { PrecacheModel( ANTLIONGUARD_MODEL ); PrecacheScriptSound( "NPC_AntlionGuard.Shove" ); PrecacheScriptSound( "NPC_AntlionGuard.HitHard" ); if ( HasSpawnFlags(SF_ANTLIONGUARD_INSIDE_FOOTSTEPS) ) { PrecacheScriptSound( "NPC_AntlionGuard.Inside.StepLight" ); PrecacheScriptSound( "NPC_AntlionGuard.Inside.StepHeavy" ); } else { PrecacheScriptSound( "NPC_AntlionGuard.StepLight" ); PrecacheScriptSound( "NPC_AntlionGuard.StepHeavy" ); } #if HL2_EPISODIC PrecacheScriptSound( "NPC_AntlionGuard.NearStepLight" ); PrecacheScriptSound( "NPC_AntlionGuard.NearStepHeavy" ); PrecacheScriptSound( "NPC_AntlionGuard.FarStepLight" ); PrecacheScriptSound( "NPC_AntlionGuard.FarStepHeavy" ); PrecacheScriptSound( "NPC_AntlionGuard.BreatheLoop" ); #endif // HL2_EPISODIC PrecacheScriptSound( "NPC_AntlionGuard.Anger" ); PrecacheScriptSound( "NPC_AntlionGuard.Roar" ); PrecacheScriptSound( "NPC_AntlionGuard.Die" ); PrecacheScriptSound( "NPC_AntlionGuard.GrowlHigh" ); PrecacheScriptSound( "NPC_AntlionGuard.GrowlIdle" ); PrecacheScriptSound( "NPC_AntlionGuard.BreathSound" ); PrecacheScriptSound( "NPC_AntlionGuard.Confused" ); PrecacheScriptSound( "NPC_AntlionGuard.Fallover" ); PrecacheScriptSound( "NPC_AntlionGuard.FrustratedRoar" ); BaseClass::Precache(); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Spawn( void ) { Precache(); // Switch our skin (for now), if we're the cavern guard if ( m_bCavernBreed ) { m_nSkin = 1; } SetModel( ANTLIONGUARD_MODEL ); SetHullType( HULL_LARGE ); SetHullSizeNormal(); SetDefaultEyeOffset(); SetSolid( SOLID_BBOX ); AddSolidFlags( FSOLID_NOT_STANDABLE ); SetMoveType( MOVETYPE_STEP ); SetNavType( NAV_GROUND ); SetBloodColor( BLOOD_COLOR_YELLOW ); m_iHealth = sk_antlionguard_health.GetFloat(); m_iMaxHealth = m_iHealth; m_flFieldOfView = ANTLIONGUARD_FOV_NORMAL; m_flPhysicsCheckTime = 0; m_flChargeTime = 0; m_flNextRoarTime = 0; m_flNextSummonTime = 0; m_iNumLiveAntlions = 0; m_iChargeMisses = 0; m_flNextHeavyFlinchTime = 0; m_bDecidedNotToStop = false; ClearHintGroup(); m_bStopped = false; m_hShoveTarget = NULL; m_hChargeTarget = NULL; m_hChargeTargetPosition = NULL; m_hPhysicsTarget = NULL; m_hLastFailedPhysicsTarget = NULL; m_HackedGunPos.x = 10; m_HackedGunPos.y = 0; m_HackedGunPos.z = 30; CapabilitiesClear(); CapabilitiesAdd( bits_CAP_MOVE_GROUND | bits_CAP_INNATE_MELEE_ATTACK1 ); CapabilitiesAdd( bits_CAP_SKIP_NAV_GROUND_CHECK ); NPCInit(); BaseClass::Spawn(); //See if we're supposed to start burrowed if ( m_bIsBurrowed ) { AddEffects( EF_NODRAW ); AddFlag( FL_NOTARGET ); m_spawnflags |= SF_NPC_GAG; AddSolidFlags( FSOLID_NOT_SOLID ); m_takedamage = DAMAGE_NO; } // Do not dissolve AddEFlags( EFL_NO_DISSOLVE ); // We get a minute of free knowledge about the target GetEnemies()->SetEnemyDiscardTime( 120.0f ); GetEnemies()->SetFreeKnowledgeDuration( 60.0f ); // We need to bloat the absbox to encompass all the hitboxes Vector absMin = -Vector(100,100,0); Vector absMax = Vector(100,100,128); CollisionProp()->SetSurroundingBoundsType( USE_SPECIFIED_BOUNDS, &absMin, &absMax ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Activate( void ) { BaseClass::Activate(); // Find all nearby physics objects and add them to the list of objects we will sense CBaseEntity *pObject = NULL; while ( ( pObject = gEntList.FindEntityInSphere( pObject, WorldSpaceCenter(), 2500 ) ) != NULL ) { // Can't throw around debris if ( pObject->GetCollisionGroup() == COLLISION_GROUP_DEBRIS ) continue; // We can only throw a few types of things if ( !FClassnameIs( pObject, "prop_physics" ) && !FClassnameIs( pObject, "func_physbox" ) ) continue; // Ensure it's mass is within range IPhysicsObject *pPhysObj = pObject->VPhysicsGetObject(); if( ( pPhysObj == NULL ) || ( pPhysObj->GetMass() > ANTLIONGUARD_MAX_OBJECT_MASS ) || ( pPhysObj->GetMass() < ANTLIONGUARD_MIN_OBJECT_MASS ) ) continue; // Tell the AI sensing list that we want to consider this g_AI_SensedObjectsManager.AddEntity( pObject ); if ( g_debug_antlionguard.GetInt() == 5 ) { Msg("Antlion Guard: Added prop with model '%s' to sense list.\n", STRING(pObject->GetModelName()) ); pObject->m_debugOverlays |= OVERLAY_BBOX_BIT; } } } //----------------------------------------------------------------------------- // Purpose: Return true if the guard's allowed to summon antlions //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::CanSummon( bool bIgnoreTime ) { if ( !m_bBarkEnabled ) return false; if ( !bIgnoreTime && m_flNextSummonTime > gpGlobals->curtime ) return false; // Hit the max number of them allowed? Only summon when we're 2 down. if ( m_iNumLiveAntlions >= max(1, ANTLIONGUARD_SUMMON_COUNT-1) ) return false; return true; } //----------------------------------------------------------------------------- // Purpose: Our enemy is unreachable. Select a schedule. //----------------------------------------------------------------------------- int CNPC_AntlionGuard::SelectUnreachableSchedule( void ) { // Summon antlions if we can if ( HasCondition(COND_ANTLIONGUARD_CAN_SUMMON) ) return SCHED_ANTLIONGUARD_SUMMON; // Otherwise, look for a physics objects nearby m_hLastFailedPhysicsTarget = NULL; UpdatePhysicsTarget( false ); if ( HasCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ) ) return SCHED_ANTLIONGUARD_PHYSICS_ATTACK; // Otherwise, roar at the player if ( HasCondition(COND_SEE_ENEMY) && m_flNextRoarTime < gpGlobals->curtime ) { if ( hl2_episodic.GetBool() == true && m_bInCavern == false ) { if ( GetEnemy() ) { Vector dir = GetEnemy()->GetAbsOrigin() - GetAbsOrigin(); VectorNormalize(dir); GetMotor()->SetIdealYaw( -dir ); } return SCHED_MOVE_AWAY; } // Don't roar in a cavern setting if ( hl2_episodic.GetBool() == false || m_bInCavern == false ) { m_flNextRoarTime = gpGlobals->curtime + RandomFloat( 20,40 ); return SCHED_ANTLIONGUARD_ROAR; } } return SCHED_ANTLIONGUARD_CHASE_ENEMY_TOLERANCE; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- int CNPC_AntlionGuard::SelectCombatSchedule( void ) { ClearHintGroup(); bool bCanCharge = false; if ( HasCondition( COND_SEE_ENEMY ) ) { bCanCharge = ShouldCharge( GetAbsOrigin(), GetEnemy()->GetAbsOrigin(), true, false ); } // Attack if we can if ( HasCondition(COND_CAN_MELEE_ATTACK1) ) return SCHED_MELEE_ATTACK1; // Otherwise, summon antlions if ( HasCondition(COND_ANTLIONGUARD_CAN_SUMMON) ) { // If I can charge, and have antlions, charge instead if ( bCanCharge && m_iNumLiveAntlions ) return SCHED_ANTLIONGUARD_CHARGE; return SCHED_ANTLIONGUARD_SUMMON; } // See if we can bark if ( HasCondition( COND_ENEMY_UNREACHABLE ) ) return SelectUnreachableSchedule(); //Physics target if ( HasCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ) ) return SCHED_ANTLIONGUARD_PHYSICS_ATTACK; // If we've missed a couple of times, and we can summon, make it harder if ( m_iChargeMisses >= 2 && CanSummon(true) ) { m_iChargeMisses--; return SCHED_ANTLIONGUARD_SUMMON; } // Charging if ( bCanCharge ) return SCHED_ANTLIONGUARD_CHARGE; return BaseClass::SelectSchedule(); } //----------------------------------------------------------------------------- // Purpose: // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::ShouldCharge( const Vector &startPos, const Vector &endPos, bool useTime, bool bCheckForCancel ) { // Don't charge in tight spaces if ( hl2_episodic.GetBool() && m_bInCavern ) return false; // Must have a target if ( !GetEnemy() ) return false; // Don't check the distance once we start charging if ( !bCheckForCancel ) { // Don't allow use to charge again if it's been too soon if ( useTime && ( m_flChargeTime > gpGlobals->curtime ) ) return false; float distance = UTIL_DistApprox2D( startPos, endPos ); // Must be within our tolerance range if ( ( distance < ANTLIONGUARD_CHARGE_MIN ) || ( distance > ANTLIONGUARD_CHARGE_MAX ) ) return false; } //FIXME: We'd like to exclude small physics objects from this check! // We only need to hit the endpos with the edge of our bounding box Vector vecDir = endPos - startPos; VectorNormalize( vecDir ); float flWidth = WorldAlignSize().x * 0.5; Vector vecTargetPos = endPos - (vecDir * flWidth); // See if we can directly move there AIMoveTrace_t moveTrace; GetMoveProbe()->MoveLimit( NAV_GROUND, startPos, vecTargetPos, MASK_NPCSOLID_BRUSHONLY, GetEnemy(), &moveTrace ); // Draw the probe if ( g_debug_antlionguard.GetInt() == 1 ) { Vector enemyDir = (vecTargetPos - startPos); float enemyDist = VectorNormalize( enemyDir ); NDebugOverlay::BoxDirection( startPos, GetHullMins(), GetHullMaxs() + Vector(enemyDist,0,0), enemyDir, 0, 255, 0, 8, 1.0f ); } // If we're not blocked, charge if ( IsMoveBlocked( moveTrace ) ) { // Don't allow it if it's too close to us if ( UTIL_DistApprox( WorldSpaceCenter(), moveTrace.vEndPosition ) < ANTLIONGUARD_CHARGE_MIN ) return false; // Allow some special cases to not block us if ( moveTrace.pObstruction != NULL ) { // If we've hit the world, see if it's a cliff if ( moveTrace.pObstruction == GetContainingEntity( INDEXENT(0) ) ) { // Can't be too far above/below the target if ( fabs( moveTrace.vEndPosition.z - vecTargetPos.z ) > StepHeight() ) return false; // Allow it if we got pretty close if ( UTIL_DistApprox( moveTrace.vEndPosition, vecTargetPos ) < 64 ) return true; } // Hit things that will take damage if ( moveTrace.pObstruction->m_takedamage != DAMAGE_NO ) return true; // Hit things that will move if ( moveTrace.pObstruction->GetMoveType() == MOVETYPE_VPHYSICS ) return true; } return false; } // Only update this if we've requested it if ( useTime ) { m_flChargeTime = gpGlobals->curtime + 4.0f; } return true; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- int CNPC_AntlionGuard::SelectSchedule( void ) { // Don't do anything if we're burrowed if ( m_bIsBurrowed ) return SCHED_IDLE_STAND; // Debug physics object finding if ( 0 ) //g_debug_antlionguard.GetInt() == 3 ) { m_flPhysicsCheckTime = 0; UpdatePhysicsTarget( false ); return SCHED_IDLE_STAND; } // Flinch on heavy damage, but not if we've flinched too recently. // This is done to prevent stun-locks from grenades. if ( HasCondition( COND_HEAVY_DAMAGE ) && m_flNextHeavyFlinchTime < gpGlobals->curtime ) { m_flNextHeavyFlinchTime = gpGlobals->curtime + 8.0; return SCHED_ANTLIONGUARD_PHYSICS_DAMAGE_HEAVY; } // Charge after a target if it's set if ( m_hChargeTarget && m_hChargeTargetPosition ) { ClearCondition( COND_ANTLIONGUARD_HAS_CHARGE_TARGET ); ClearHintGroup(); if ( m_hChargeTarget->IsAlive() == false ) { m_hChargeTarget = NULL; m_hChargeTargetPosition = NULL; SetEnemy( m_hOldTarget ); if ( m_hOldTarget == NULL ) { m_NPCState = NPC_STATE_ALERT; } } else { m_hOldTarget = GetEnemy(); SetEnemy( m_hChargeTarget ); //If we can't see the target, run to somewhere we can if ( ShouldCharge( GetAbsOrigin(), GetEnemy()->GetAbsOrigin(), false, false ) == false ) return SCHED_ANTLIONGUARD_FIND_CHARGE_POSITION; return SCHED_ANTLIONGUARD_CHARGE_TARGET; } } // See if we need to clear a path to our enemy if ( HasCondition( COND_ENEMY_OCCLUDED ) || HasCondition( COND_ENEMY_UNREACHABLE ) ) { CBaseEntity *pBlocker = GetEnemyOccluder(); if ( ( pBlocker != NULL ) && FClassnameIs( pBlocker, "prop_physics" ) ) { m_hPhysicsTarget = pBlocker; return SCHED_ANTLIONGUARD_PHYSICS_ATTACK; } } //Only do these in combat states if ( m_NPCState == NPC_STATE_COMBAT && GetEnemy() ) return SelectCombatSchedule(); return BaseClass::SelectSchedule(); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- int CNPC_AntlionGuard::MeleeAttack1Conditions( float flDot, float flDist ) { // Don't attack again too soon if ( GetNextAttack() > gpGlobals->curtime ) return 0; // While charging, we can't melee attack if ( IsCurSchedule( SCHED_ANTLIONGUARD_CHARGE ) ) return 0; if ( hl2_episodic.GetBool() && m_bInCavern ) { // Predict where they'll be and see if THAT is within range Vector vecPredPos; UTIL_PredictedPosition( GetEnemy(), 0.25f, &vecPredPos ); if ( ( GetAbsOrigin() - vecPredPos ).Length() > ANTLIONGUARD_MELEE1_RANGE ) return COND_TOO_FAR_TO_ATTACK; } else { // Must be close enough if ( flDist > ANTLIONGUARD_MELEE1_RANGE ) return COND_TOO_FAR_TO_ATTACK; } // Must be within a viable cone if ( flDot < ANTLIONGUARD_MELEE1_CONE ) return COND_NOT_FACING_ATTACK; // If the enemy is on top of me, I'm allowed to hit the sucker if ( GetEnemy()->GetGroundEntity() == this ) return COND_CAN_MELEE_ATTACK1; trace_t tr; TraceHull_SkipPhysics( WorldSpaceCenter(), GetEnemy()->WorldSpaceCenter(), Vector(-10,-10,-10), Vector(10,10,10), MASK_SHOT_HULL, this, COLLISION_GROUP_NONE, &tr, VPhysicsGetObject()->GetMass() * 0.5 ); // If we hit anything, go for it if ( tr.fraction < 1.0f ) return COND_CAN_MELEE_ATTACK1; return 0; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- float CNPC_AntlionGuard::MaxYawSpeed( void ) { Activity eActivity = GetActivity(); // Stay still if (( eActivity == ACT_ANTLIONGUARD_SEARCH ) || ( eActivity == ACT_ANTLIONGUARD_PEEK_ENTER ) || ( eActivity == ACT_ANTLIONGUARD_PEEK_EXIT ) || ( eActivity == ACT_ANTLIONGUARD_PEEK1 ) || ( eActivity == ACT_ANTLIONGUARD_BARK ) || ( eActivity == ACT_ANTLIONGUARD_PEEK_SIGHTED ) || ( eActivity == ACT_MELEE_ATTACK1 ) ) return 0.0f; CBaseEntity *pEnemy = GetEnemy(); if ( pEnemy != NULL && pEnemy->IsPlayer() == false ) return 16.0f; // Turn slowly when you're charging if ( eActivity == ACT_ANTLIONGUARD_CHARGE_START ) return 4.0f; if ( hl2_episodic.GetBool() && m_bInCavern ) { // Allow a better turning rate when moving quickly but not charging the player if ( ( eActivity == ACT_ANTLIONGUARD_CHARGE_RUN ) && IsCurSchedule( SCHED_ANTLIONGUARD_CHARGE ) == false ) return 16.0f; } // Turn more slowly as we close in on our target if ( eActivity == ACT_ANTLIONGUARD_CHARGE_RUN ) { if ( pEnemy == NULL ) return 2.0f; float dist = UTIL_DistApprox2D( GetEnemy()->WorldSpaceCenter(), WorldSpaceCenter() ); if ( dist > 512 ) return 16.0f; //FIXME: Alter by skill level float yawSpeed = RemapVal( dist, 0, 512, 1.0f, 2.0f ); yawSpeed = clamp( yawSpeed, 1.0f, 2.0f ); return yawSpeed; } if ( eActivity == ACT_ANTLIONGUARD_CHARGE_STOP ) return 8.0f; switch( eActivity ) { case ACT_TURN_LEFT: case ACT_TURN_RIGHT: return 40.0f; break; case ACT_RUN: default: return 20.0f; break; } } //----------------------------------------------------------------------------- // Purpose: // Input : flInterval - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::OverrideMove( float flInterval ) { // If the guard's charging, we're handling the movement if ( IsCurSchedule( SCHED_ANTLIONGUARD_CHARGE ) ) return true; return BaseClass::OverrideMove( flInterval ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Shove( void ) { if ( GetNextAttack() > gpGlobals->curtime ) return; CBaseEntity *pHurt = NULL; CBaseEntity *pTarget; pTarget = ( m_hShoveTarget == NULL ) ? GetEnemy() : m_hShoveTarget.Get(); if ( pTarget == NULL ) { m_hShoveTarget = NULL; return; } //Always damage bullseyes if we're scripted to hit them if ( pTarget->Classify() == CLASS_BULLSEYE ) { pTarget->TakeDamage( CTakeDamageInfo( this, this, 1.0f, DMG_CRUSH ) ); m_hShoveTarget = NULL; return; } float damage = ( pTarget->IsPlayer() ) ? sk_antlionguard_dmg_shove.GetFloat() : 250; // If the target's still inside the shove cone, ensure we hit him Vector vecForward, vecEnd; AngleVectors( GetAbsAngles(), &vecForward ); float flDistSqr = ( pTarget->WorldSpaceCenter() - WorldSpaceCenter() ).LengthSqr(); Vector2D v2LOS = ( pTarget->WorldSpaceCenter() - WorldSpaceCenter() ).AsVector2D(); Vector2DNormalize(v2LOS); float flDot = DotProduct2D (v2LOS, vecForward.AsVector2D() ); if ( flDistSqr < (ANTLIONGUARD_MELEE1_RANGE*ANTLIONGUARD_MELEE1_RANGE) && flDot >= ANTLIONGUARD_MELEE1_CONE ) { vecEnd = pTarget->WorldSpaceCenter(); } else { vecEnd = WorldSpaceCenter() + ( BodyDirection3D() * ANTLIONGUARD_MELEE1_RANGE ); } // Use the melee trace to ensure we hit everything there trace_t tr; CTakeDamageInfo dmgInfo( this, this, damage, DMG_SLASH ); CTraceFilterMelee traceFilter( this, COLLISION_GROUP_NONE, &dmgInfo, 1.0, true ); Ray_t ray; ray.Init( WorldSpaceCenter(), vecEnd, Vector(-16,-16,-16), Vector(16,16,16) ); enginetrace->TraceRay( ray, MASK_SHOT_HULL, &traceFilter, &tr ); pHurt = tr.m_pEnt; // Knock things around ImpactShock( tr.endpos, 100.0f, 250.0f ); if ( pHurt ) { Vector traceDir = ( tr.endpos - tr.startpos ); VectorNormalize( traceDir ); // Generate enough force to make a 75kg guy move away at 600 in/sec Vector vecForce = traceDir * ImpulseScale( 75, 600 ); CTakeDamageInfo info( this, this, vecForce, tr.endpos, damage, DMG_CLUB ); pHurt->TakeDamage( info ); m_hShoveTarget = NULL; EmitSound( "NPC_AntlionGuard.Shove" ); // If the player, throw him around if ( pHurt->IsPlayer() ) { //Punch the view pHurt->ViewPunch( QAngle(20,0,-20) ); //Shake the screen UTIL_ScreenShake( pHurt->GetAbsOrigin(), 100.0, 1.5, 1.0, 2, SHAKE_START ); //Red damage indicator color32 red = {128,0,0,128}; UTIL_ScreenFade( pHurt, red, 1.0f, 0.1f, FFADE_IN ); Vector forward, up; AngleVectors( GetLocalAngles(), &forward, NULL, &up ); pHurt->ApplyAbsVelocityImpulse( forward * 400 + up * 150 ); } else { CBaseCombatCharacter *pVictim = ToBaseCombatCharacter( pHurt ); if ( pVictim ) { if ( NPC_Rollermine_IsRollermine( pVictim ) ) { Pickup_OnPhysGunDrop( pVictim, NULL, LAUNCHED_BY_CANNON ); } // FIXME: This causes NPCs that are not physically motivated to hop into the air strangely -- jdw // pVictim->ApplyAbsVelocityImpulse( BodyDirection2D() * 400 + Vector( 0, 0, 250 ) ); } m_hShoveTarget = NULL; } } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- class CTraceFilterCharge : public CTraceFilterEntitiesOnly { public: // It does have a base, but we'll never network anything below here.. DECLARE_CLASS_NOBASE( CTraceFilterCharge ); CTraceFilterCharge( const IHandleEntity *passentity, int collisionGroup, CNPC_AntlionGuard *pAttacker ) : m_pPassEnt(passentity), m_collisionGroup(collisionGroup), m_pAttacker(pAttacker) { } virtual bool ShouldHitEntity( IHandleEntity *pHandleEntity, int contentsMask ) { if ( !StandardFilterRules( pHandleEntity, contentsMask ) ) return false; if ( !PassServerEntityFilter( pHandleEntity, m_pPassEnt ) ) return false; // Don't test if the game code tells us we should ignore this collision... CBaseEntity *pEntity = EntityFromEntityHandle( pHandleEntity ); if ( pEntity ) { if ( !pEntity->ShouldCollide( m_collisionGroup, contentsMask ) ) return false; if ( !g_pGameRules->ShouldCollide( m_collisionGroup, pEntity->GetCollisionGroup() ) ) return false; if ( pEntity->m_takedamage == DAMAGE_NO ) return false; // Translate the vehicle into its driver for damage if ( pEntity->GetServerVehicle() != NULL ) { CBaseEntity *pDriver = pEntity->GetServerVehicle()->GetPassenger(); if ( pDriver != NULL ) { pEntity = pDriver; } } Vector attackDir = pEntity->WorldSpaceCenter() - m_pAttacker->WorldSpaceCenter(); VectorNormalize( attackDir ); float flDamage = ( pEntity->IsPlayer() ) ? sk_antlionguard_dmg_shove.GetFloat() : 250;; CTakeDamageInfo info( m_pAttacker, m_pAttacker, flDamage, DMG_CRUSH ); CalculateMeleeDamageForce( &info, attackDir, info.GetAttacker()->WorldSpaceCenter(), 4.0f ); CBaseCombatCharacter *pVictimBCC = pEntity->MyCombatCharacterPointer(); // Only do these comparisons between NPCs if ( pVictimBCC ) { // Can only damage other NPCs that we hate if ( m_pAttacker->IRelationType( pEntity ) == D_HT ) { pEntity->TakeDamage( info ); return true; } } else { // Otherwise just damage passive objects in our way pEntity->TakeDamage( info ); Pickup_ForcePlayerToDropThisObject( pEntity ); } } return false; } public: const IHandleEntity *m_pPassEnt; int m_collisionGroup; CNPC_AntlionGuard *m_pAttacker; }; #define MIN_FOOTSTEP_NEAR_DIST 80*12.0f // ft //----------------------------------------------------------------------------- // Purpose: Plays a footstep sound with temporary distance fades // Input : bHeavy - Larger back hoof is considered a "heavy" step //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Footstep( bool bHeavy ) { CBasePlayer *pPlayer = AI_GetSinglePlayer(); Assert( pPlayer != NULL ); if ( pPlayer == NULL ) return; float flDistanceToPlayer = ( pPlayer->GetAbsOrigin() - GetAbsOrigin() ).Length(); float flNearVolume = RemapValClamped( flDistanceToPlayer, (10*12.0f), MIN_FOOTSTEP_NEAR_DIST, VOL_NORM, 0.0f ); EmitSound_t soundParams; CPASAttenuationFilter filter( this ); if ( bHeavy ) { if ( flNearVolume > 0.0f ) { soundParams.m_pSoundName = "NPC_AntlionGuard.NearStepHeavy"; soundParams.m_flVolume = flNearVolume; soundParams.m_nFlags = SND_CHANGE_VOL; EmitSound( filter, entindex(), soundParams ); } EmitSound( "NPC_AntlionGuard.FarStepHeavy" ); } else { if ( flNearVolume > 0.0f ) { soundParams.m_pSoundName = "NPC_AntlionGuard.NearStepLight"; soundParams.m_flVolume = flNearVolume; soundParams.m_nFlags = SND_CHANGE_VOL; EmitSound( filter, entindex(), soundParams ); } EmitSound( "NPC_AntlionGuard.FarStepLight" ); } } //----------------------------------------------------------------------------- // Purpose: // Input : *pEvent - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::HandleAnimEvent( animevent_t *pEvent ) { if ( pEvent->event == AE_ANTLIONGUARD_CHARGE_EARLYOUT ) { // Robin: Removed this because it usually made him look less intelligent, not more. // This code left here so we don't get warnings in the console. /* // Cancel the charge if it's no longer valid if ( ShouldCharge( GetAbsOrigin(), GetEnemy()->GetAbsOrigin(), false, true ) == false ) { SetSchedule( SCHED_ANTLIONGUARD_CHARGE_CANCEL ); } */ return; } // Don't handle anim events after death if ( m_NPCState == NPC_STATE_DEAD ) { BaseClass::HandleAnimEvent( pEvent ); return; } if ( pEvent->event == AE_ANTLIONGUARD_SHOVE_PHYSOBJECT ) { if ( m_hPhysicsTarget == NULL ) { // Disrupt other objects near us anyway ImpactShock( WorldSpaceCenter(), 150, 250.0f ); return; } //Setup the throw velocity IPhysicsObject *physObj = m_hPhysicsTarget->VPhysicsGetObject(); Vector targetDir = ( GetEnemy()->GetAbsOrigin() - m_hPhysicsTarget->WorldSpaceCenter() ); float targetDist = VectorNormalize( targetDir ); Vector shoveDir = m_hPhysicsTarget->WorldSpaceCenter() - WorldSpaceCenter(); float shoveDist = VectorNormalize( shoveDir ); // Must still be close enough to our target if ( shoveDist > 300.0f ) { // Pick a new target next time (this one foiled us!) m_hLastFailedPhysicsTarget = m_hPhysicsTarget; m_hPhysicsTarget = NULL; return; } if ( targetDist < 512 ) targetDist = 512; if ( targetDist > 1024 ) targetDist = 1024; if ( NPC_Rollermine_IsRollermine( m_hPhysicsTarget ) ) { Pickup_OnPhysGunDrop( m_hPhysicsTarget, NULL, LAUNCHED_BY_CANNON ); } targetDir *= targetDist * 3 * physObj->GetMass(); //FIXME: Scale by skill targetDir[2] += physObj->GetMass() * 350.0f; //Display dust Vector vecRandom = RandomVector( -1, 1); VectorNormalize( vecRandom ); g_pEffects->Dust( m_hPhysicsTarget->WorldSpaceCenter(), vecRandom, 64.0f, 32 ); // If it's being held by the player, break that bond Pickup_ForcePlayerToDropThisObject( m_hPhysicsTarget ); EmitSound( "NPC_AntlionGuard.HitHard" ); //Send it flying AngularImpulse angVel( random->RandomFloat(-180, 180), 100, random->RandomFloat(-360, 360) ); physObj->ApplyForceCenter( targetDir ); physObj->AddVelocity( NULL, &angVel ); //Clear the state information, we're done ClearCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); ClearCondition( COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID ); // Disrupt other objects near it ImpactShock( m_hPhysicsTarget->WorldSpaceCenter(), 150, 250.0f, m_hPhysicsTarget ); m_hPhysicsTarget = NULL; return; } if ( pEvent->event == AE_ANTLIONGUARD_CHARGE_HIT ) { UTIL_ScreenShake( GetAbsOrigin(), 32.0f, 4.0f, 1.0f, 512, SHAKE_START ); EmitSound( "NPC_AntlionGuard.HitHard" ); Vector startPos = GetAbsOrigin(); float checkSize = ( CollisionProp()->BoundingRadius() + 8.0f ); Vector endPos = startPos + ( BodyDirection3D() * checkSize ); CTraceFilterCharge traceFilter( this, COLLISION_GROUP_NONE, this ); Ray_t ray; ray.Init( startPos, endPos, GetHullMins(), GetHullMaxs() ); trace_t tr; enginetrace->TraceRay( ray, MASK_SHOT, &traceFilter, &tr ); if ( g_debug_antlionguard.GetInt() == 1 ) { Vector hullMaxs = GetHullMaxs(); hullMaxs.x += checkSize; NDebugOverlay::BoxDirection( startPos, GetHullMins(), hullMaxs, BodyDirection2D(), 100, 255, 255, 20, 1.0f ); } //NDebugOverlay::Box3D( startPos, endPos, BodyDirection2D(), if ( m_hChargeTarget && m_hChargeTarget->IsAlive() == false ) { m_hChargeTarget = NULL; m_hChargeTargetPosition = NULL; } // Cause a shock wave from this point which will distrupt nearby physics objects ImpactShock( tr.endpos, 200, 500 ); return; } if ( pEvent->event == AE_ANTLIONGUARD_SHOVE ) { EmitSound("NPC_AntlionGuard.StepLight", pEvent->eventtime ); Shove(); return; } if ( pEvent->event == AE_ANTLIONGUARD_FOOTSTEP_LIGHT ) { if ( HasSpawnFlags(SF_ANTLIONGUARD_INSIDE_FOOTSTEPS) ) { #if HL2_EPISODIC Footstep( false ); #else EmitSound("NPC_AntlionGuard.Inside.StepLight", pEvent->eventtime ); #endif // HL2_EPISODIC } else { #if HL2_EPISODIC Footstep( false ); #else EmitSound("NPC_AntlionGuard.StepLight", pEvent->eventtime ); #endif // HL2_EPISODIC } return; } if ( pEvent->event == AE_ANTLIONGUARD_FOOTSTEP_HEAVY ) { if ( HasSpawnFlags(SF_ANTLIONGUARD_INSIDE_FOOTSTEPS) ) { #if HL2_EPISODIC Footstep( true ); #else EmitSound( "NPC_AntlionGuard.Inside.StepHeavy", pEvent->eventtime ); #endif // HL2_EPISODIC } else { #if HL2_EPISODIC Footstep( true ); #else EmitSound( "NPC_AntlionGuard.StepHeavy", pEvent->eventtime ); #endif // HL2_EPISODIC } return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_GROWL ) { StartSounds(); float duration = 0.0f; if ( random->RandomInt( 0, 10 ) < 6 ) { duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardFastGrowl, ARRAYSIZE(envAntlionGuardFastGrowl) ); } else { duration = 1.0f; EmitSound( "NPC_AntlionGuard.FrustratedRoar" ); ENVELOPE_CONTROLLER.SoundFadeOut( m_pGrowlHighSound, 0.5f, false ); } m_flAngerNoiseTime = gpGlobals->curtime + duration + random->RandomFloat( 2.0f, 4.0f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, 0.1f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration - 0.2f; EmitSound( "NPC_AntlionGuard.Anger" ); return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_BARK ) { StartSounds(); float duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardBark1, ARRAYSIZE(envAntlionGuardBark1) ); ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pConfusedSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardBark2, ARRAYSIZE(envAntlionGuardBark2) ); m_flAngerNoiseTime = gpGlobals->curtime + duration + random->RandomFloat( 2.0f, 4.0f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, 0.1f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration - 0.2f; return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_ROAR ) { StartSounds(); float duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardFastGrowl, ARRAYSIZE(envAntlionGuardFastGrowl) ); m_flAngerNoiseTime = gpGlobals->curtime + duration + random->RandomFloat( 2.0f, 4.0f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, 0.1f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration - 0.2f; EmitSound( "NPC_AntlionGuard.Roar" ); return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_PAIN ) { StartSounds(); float duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pConfusedSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardPain1, ARRAYSIZE(envAntlionGuardPain1) ); ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardBark2, ARRAYSIZE(envAntlionGuardBark2) ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, 0.1f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration - 0.2f; return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_SQUEEZE ) { StartSounds(); float duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardSqueeze, ARRAYSIZE(envAntlionGuardSqueeze) ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.6f, random->RandomFloat( 2.0f, 4.0f ) ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pBreathSound, random->RandomInt( 60, 80 ), random->RandomFloat( 2.0f, 4.0f ) ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + ( duration * 0.5f ); EmitSound( "NPC_AntlionGuard.Anger" ); return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_SCRATCH ) { StartSounds(); float duration = random->RandomFloat( 2.0f, 4.0f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.6f, duration ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pBreathSound, random->RandomInt( 60, 80 ), duration ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration; EmitSound( "NPC_AntlionGuard.Anger" ); return; } if ( pEvent->event == AE_ANTLIONGUARD_VOICE_GRUNT ) { StartSounds(); float duration = ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pConfusedSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardGrunt, ARRAYSIZE(envAntlionGuardGrunt) ); ENVELOPE_CONTROLLER.SoundPlayEnvelope( m_pGrowlHighSound, SOUNDCTRL_CHANGE_VOLUME, envAntlionGuardGrunt2, ARRAYSIZE(envAntlionGuardGrunt2) ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, 0.1f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 0.1f ); m_flBreathTime = gpGlobals->curtime + duration; return; } if ( pEvent->event == AE_ANTLIONGUARD_BURROW_OUT ) { EmitSound( "NPC_Antlion.BurrowOut" ); //Shake the screen UTIL_ScreenShake( GetAbsOrigin(), 0.5f, 80.0f, 1.0f, 256.0f, SHAKE_START ); //Throw dust up UTIL_CreateAntlionDust( GetAbsOrigin() + Vector(0,0,24), GetLocalAngles() ); RemoveEffects( EF_NODRAW ); RemoveFlag( FL_NOTARGET ); return; } BaseClass::HandleAnimEvent( pEvent ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::SetHeavyDamageAnim( const Vector &vecSource ) { Vector vFacing = BodyDirection2D(); Vector vDamageDir = ( vecSource - WorldSpaceCenter() ); vDamageDir.z = 0.0f; VectorNormalize( vDamageDir ); Vector vDamageRight, vDamageUp; VectorVectors( vDamageDir, vDamageRight, vDamageUp ); float damageDot = DotProduct( vFacing, vDamageDir ); float damageRightDot = DotProduct( vFacing, vDamageRight ); // See if it's in front if ( damageDot > 0.0f ) { // See if it's right if ( damageRightDot > 0.0f ) { m_nFlinchActivity = ACT_ANTLIONGUARD_PHYSHIT_FR; } else { m_nFlinchActivity = ACT_ANTLIONGUARD_PHYSHIT_FL; } } else { // Otherwise it's from behind if ( damageRightDot < 0.0f ) { m_nFlinchActivity = ACT_ANTLIONGUARD_PHYSHIT_RR; } else { m_nFlinchActivity = ACT_ANTLIONGUARD_PHYSHIT_RL; } } } //----------------------------------------------------------------------------- // Purpose: // Input : &info - //----------------------------------------------------------------------------- int CNPC_AntlionGuard::OnTakeDamage_Alive( const CTakeDamageInfo &info ) { CTakeDamageInfo dInfo = info; // Don't take damage from another antlion guard! if ( dInfo.GetAttacker() && FClassnameIs( dInfo.GetAttacker(), "npc_antlionguard" ) ) return 0; // Hack to make antlion guard harder in HARD if ( g_pGameRules->IsSkillLevel(SKILL_HARD) && !(info.GetDamageType() & DMG_CRUSH) ) { dInfo.SetDamage( dInfo.GetDamage() * 0.75 ); } // Only take damage from what we classify as heavy damages (explosions, refrigerators, etc) if ( IsHeavyDamage( dInfo ) ) { // Cap damage taken if ( dInfo.GetDamage() > 100 ) { dInfo.SetDamage( 100 ); } // Always take a set amount of damage from a combine ball if ( info.GetInflictor() && UTIL_IsCombineBall( info.GetInflictor() ) ) { dInfo.SetDamage( 50 ); } UTIL_ScreenShake( GetAbsOrigin(), 32.0f, 8.0f, 0.5f, 512, SHAKE_START ); // Set our response animation SetHeavyDamageAnim( dInfo.GetDamagePosition() ); // Explosive barrels don't carry through their attacker, so this // condition isn't set, and we still want to flinch. So we set it. SetCondition( COND_HEAVY_DAMAGE ); return BaseClass::OnTakeDamage_Alive( dInfo ); } return BaseClass::OnTakeDamage_Alive( dInfo ); } //----------------------------------------------------------------------------- // Purpose: // Input : *pAttacker - // flDamage - // &vecDir - // *ptr - // bitsDamageType - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::TraceAttack( const CTakeDamageInfo &inputInfo, const Vector &vecDir, trace_t *ptr ) { CTakeDamageInfo info = inputInfo; // Bullets are weak against us, buckshot less so if ( info.GetDamageType() & DMG_BUCKSHOT ) { info.ScaleDamage( 0.5f ); } else if ( info.GetDamageType() & DMG_BULLET ) { info.ScaleDamage( 0.25f ); } // Make sure we haven't rounded down to a minimal amount if ( info.GetDamage() < 1.0f ) { info.SetDamage( 1.0f ); } BaseClass::TraceAttack( info, vecDir, ptr ); } //----------------------------------------------------------------------------- // Purpose: // Input : *pTask - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::StartTask( const Task_t *pTask ) { switch ( pTask->iTask ) { case TASK_ANTLIONGUARD_SET_FLINCH_ACTIVITY: SetIdealActivity( (Activity) m_nFlinchActivity ); break; case TASK_ANTLIONGUARD_SUMMON: SummonAntlions(); m_OnSummon.FireOutput( this, this, 0 ); TaskComplete(); break; case TASK_ANTLIONGUARD_SHOVE_PHYSOBJECT: { if ( ( m_hPhysicsTarget == NULL ) || ( GetEnemy() == NULL ) ) { TaskFail( "Tried to shove a NULL physics target!\n" ); break; } //Get the direction and distance to our thrown object Vector dirToTarget = ( m_hPhysicsTarget->WorldSpaceCenter() - WorldSpaceCenter() ); float distToTarget = VectorNormalize( dirToTarget ); dirToTarget.z = 0; //Validate it's still close enough to shove //FIXME: Real numbers if ( distToTarget > 256.0f ) { m_hLastFailedPhysicsTarget = NULL; m_hPhysicsTarget = NULL; TaskFail( "Shove target moved\n" ); break; } //Validate its offset from our facing float targetYaw = UTIL_VecToYaw( dirToTarget ); float offset = UTIL_AngleDiff( targetYaw, UTIL_AngleMod( GetLocalAngles().y ) ); if ( fabs( offset ) > 55 ) { m_hLastFailedPhysicsTarget = NULL; m_hPhysicsTarget = NULL; TaskFail( "Shove target off-center\n" ); break; } //Blend properly SetPoseParameter( "throw", offset ); //Start playing the animation SetActivity( ACT_ANTLIONGUARD_SHOVE_PHYSOBJECT ); } break; case TASK_ANTLIONGUARD_FIND_PHYSOBJECT: { // Force the antlion guard to find a physobject m_flPhysicsCheckTime = 0; UpdatePhysicsTarget( false, 1024 ); if ( m_hPhysicsTarget ) { TaskComplete(); } else { TaskFail( "Failed to find a physobject.\n" ); } } break; case TASK_ANTLIONGUARD_GET_PATH_TO_PHYSOBJECT: { if ( ( m_hPhysicsTarget == NULL ) || ( GetEnemy() == NULL ) ) { TaskFail( "Tried to find a path to NULL physics target!\n" ); break; } Vector vecGoalPos = m_vecPhysicsHitPosition; AI_NavGoal_t goal( GOALTYPE_LOCATION, vecGoalPos, ACT_RUN ); if ( GetNavigator()->SetGoal( goal ) ) { if ( g_debug_antlionguard.GetInt() == 1 ) { NDebugOverlay::Cross3D( vecGoalPos, Vector(8,8,8), -Vector(8,8,8), 0, 255, 0, true, 2.0f ); NDebugOverlay::Line( vecGoalPos, m_hPhysicsTarget->WorldSpaceCenter(), 0, 255, 0, true, 2.0f ); NDebugOverlay::Line( m_hPhysicsTarget->WorldSpaceCenter(), GetEnemy()->WorldSpaceCenter(), 0, 255, 0, true, 2.0f ); } // Face the enemy GetNavigator()->SetArrivalDirection( GetEnemy() ); TaskComplete(); } else { if ( g_debug_antlionguard.GetInt() == 1 ) { NDebugOverlay::Cross3D( vecGoalPos, Vector(8,8,8), -Vector(8,8,8), 255, 0, 0, true, 2.0f ); NDebugOverlay::Line( vecGoalPos, m_hPhysicsTarget->WorldSpaceCenter(), 255, 0, 0, true, 2.0f ); NDebugOverlay::Line( m_hPhysicsTarget->WorldSpaceCenter(), GetEnemy()->WorldSpaceCenter(), 255, 0, 0, true, 2.0f ); } m_hLastFailedPhysicsTarget = m_hPhysicsTarget; m_hPhysicsTarget = NULL; TaskFail( "Unable to navigate to physics attack target!\n" ); break; } } break; case TASK_ANTLIONGUARD_CHARGE: { SetActivity( ACT_ANTLIONGUARD_CHARGE_START ); m_bDecidedNotToStop = false; } break; case TASK_ANTLIONGUARD_GET_PATH_TO_CHARGE_POSITION: { if ( !m_hChargeTargetPosition ) { TaskFail( "Tried to find a charge position without one specified.\n" ); break; } // Move to the charge position AI_NavGoal_t goal( GOALTYPE_LOCATION, m_hChargeTargetPosition->GetAbsOrigin(), ACT_RUN ); if ( GetNavigator()->SetGoal( goal ) ) { // We want to face towards the charge target Vector vecDir = m_hChargeTarget->GetAbsOrigin() - m_hChargeTargetPosition->GetAbsOrigin(); VectorNormalize( vecDir ); vecDir.z = 0; GetNavigator()->SetArrivalDirection( vecDir ); TaskComplete(); } else { m_hChargeTarget = NULL; m_hChargeTargetPosition = NULL; TaskFail( FAIL_NO_ROUTE ); } } break; case TASK_ANTLIONGUARD_GET_PATH_TO_NEAREST_NODE: { if ( !GetEnemy() ) { TaskFail( FAIL_NO_ENEMY ); break; } // Find the nearest node to the enemy int iNearestNode = GetPathfinder()->NearestNodeToPoint( GetEnemy()->GetAbsOrigin() ); if ( iNearestNode != NO_NODE ) { // Get the node and move to it CAI_Node *pNode = GetNavigator()->GetNetwork()->GetNode( iNearestNode ); if ( pNode ) { Vector vecNodePos = pNode->GetPosition( GetHullType() ); AI_NavGoal_t goal( GOALTYPE_LOCATION, vecNodePos, ACT_RUN ); if ( GetNavigator()->SetGoal( goal ) ) { GetNavigator()->SetArrivalDirection( GetEnemy() ); TaskComplete(); break; } } } TaskFail( FAIL_NO_ROUTE ); break; } break; case TASK_ANTLIONGUARD_GET_CHASE_PATH_ENEMY_TOLERANCE: { // Chase the enemy, but allow local navigation to succeed if it gets within the goal tolerance GetNavigator()->SetLocalSucceedOnWithinTolerance( true ); if ( GetNavigator()->SetGoal( GOALTYPE_ENEMY ) ) { TaskComplete(); } else { RememberUnreachable(GetEnemy()); TaskFail(FAIL_NO_ROUTE); } GetNavigator()->SetLocalSucceedOnWithinTolerance( false ); } break; case TASK_ANTLIONGUARD_OPPORTUNITY_THROW: { // If we've got some live antlions, look for a physics object to throw if ( m_iNumLiveAntlions >= 2 && RandomFloat(0,1) > 0.5 ) { m_hLastFailedPhysicsTarget = NULL; UpdatePhysicsTarget( false ); if ( HasCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ) ) { SetSchedule( SCHED_ANTLIONGUARD_PHYSICS_ATTACK ); } } TaskComplete(); } break; default: BaseClass::StartTask(pTask); break; } } //----------------------------------------------------------------------------- // Purpose: Calculate & apply damage & force for a charge to a target. // Done outside of the guard because we need to do this inside a trace filter. //----------------------------------------------------------------------------- void ApplyChargeDamage( CBaseEntity *pAntlionGuard, CBaseEntity *pTarget, float flDamage ) { Vector attackDir = ( pTarget->WorldSpaceCenter() - pAntlionGuard->WorldSpaceCenter() ); VectorNormalize( attackDir ); Vector offset = RandomVector( -32, 32 ) + pTarget->WorldSpaceCenter(); // Generate enough force to make a 75kg guy move away at 700 in/sec Vector vecForce = attackDir * ImpulseScale( 75, 700 ); // Deal the damage CTakeDamageInfo info( pAntlionGuard, pAntlionGuard, vecForce, offset, flDamage, DMG_CLUB ); pTarget->TakeDamage( info ); } //----------------------------------------------------------------------------- // Purpose: A simple trace filter class to skip small moveable physics objects //----------------------------------------------------------------------------- class CTraceFilterSkipPhysics : public CTraceFilter { public: // It does have a base, but we'll never network anything below here.. DECLARE_CLASS_NOBASE( CTraceFilterSkipPhysics ); CTraceFilterSkipPhysics( const IHandleEntity *passentity, int collisionGroup, float minMass ) : m_pPassEnt(passentity), m_collisionGroup(collisionGroup), m_minMass(minMass) { } virtual bool ShouldHitEntity( IHandleEntity *pHandleEntity, int contentsMask ) { if ( !StandardFilterRules( pHandleEntity, contentsMask ) ) return false; if ( !PassServerEntityFilter( pHandleEntity, m_pPassEnt ) ) return false; // Don't test if the game code tells us we should ignore this collision... CBaseEntity *pEntity = EntityFromEntityHandle( pHandleEntity ); if ( pEntity ) { if ( !pEntity->ShouldCollide( m_collisionGroup, contentsMask ) ) return false; if ( !g_pGameRules->ShouldCollide( m_collisionGroup, pEntity->GetCollisionGroup() ) ) return false; // don't test small moveable physics objects (unless it's an NPC) if ( !pEntity->IsNPC() && pEntity->GetMoveType() == MOVETYPE_VPHYSICS ) { IPhysicsObject *pPhysics = pEntity->VPhysicsGetObject(); Assert(pPhysics); if ( pPhysics->IsMoveable() && pPhysics->GetMass() < m_minMass ) return false; } // If we hit an antlion, don't stop, but kill it if ( pEntity->Classify() == CLASS_ANTLION ) { CBaseEntity *pGuard = (CBaseEntity*)EntityFromEntityHandle( m_pPassEnt ); ApplyChargeDamage( pGuard, pEntity, pEntity->GetHealth() ); return false; } } return true; } private: const IHandleEntity *m_pPassEnt; int m_collisionGroup; float m_minMass; }; inline void TraceHull_SkipPhysics( const Vector &vecAbsStart, const Vector &vecAbsEnd, const Vector &hullMin, const Vector &hullMax, unsigned int mask, const CBaseEntity *ignore, int collisionGroup, trace_t *ptr, float minMass ) { Ray_t ray; ray.Init( vecAbsStart, vecAbsEnd, hullMin, hullMax ); CTraceFilterSkipPhysics traceFilter( ignore, collisionGroup, minMass ); enginetrace->TraceRay( ray, mask, &traceFilter, ptr ); } //----------------------------------------------------------------------------- // Purpose: Return true if our charge target is right in front of the guard // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::EnemyIsRightInFrontOfMe( CBaseEntity **pEntity ) { if ( !GetEnemy() ) return false; if ( (GetEnemy()->WorldSpaceCenter() - WorldSpaceCenter()).LengthSqr() < (156*156) ) { Vector vecLOS = ( GetEnemy()->GetAbsOrigin() - GetAbsOrigin() ); vecLOS.z = 0; VectorNormalize( vecLOS ); Vector vBodyDir = BodyDirection2D(); if ( DotProduct( vecLOS, vBodyDir ) > 0.8 ) { // He's in front of me, and close. Make sure he's not behind a wall. trace_t tr; UTIL_TraceLine( WorldSpaceCenter(), GetEnemy()->EyePosition(), MASK_SOLID, this, COLLISION_GROUP_NONE, &tr ); if ( tr.m_pEnt == GetEnemy() ) { *pEntity = tr.m_pEnt; return true; } } } return false; } //----------------------------------------------------------------------------- // Purpose: While charging, look ahead and see if we're going to run into anything. // If we are, start the gesture so it looks like we're anticipating the hit. //----------------------------------------------------------------------------- void CNPC_AntlionGuard::ChargeLookAhead( void ) { trace_t tr; Vector vecForward; GetVectors( &vecForward, NULL, NULL ); Vector vecTestPos = GetAbsOrigin() + ( vecForward * m_flGroundSpeed * 0.75 ); Vector testHullMins = GetHullMins(); testHullMins.z += (StepHeight() * 2); TraceHull_SkipPhysics( GetAbsOrigin(), vecTestPos, testHullMins, GetHullMaxs(), MASK_SHOT_HULL, this, COLLISION_GROUP_NONE, &tr, VPhysicsGetObject()->GetMass() * 0.5 ); //NDebugOverlay::Box( tr.startpos, testHullMins, GetHullMaxs(), 0, 255, 0, true, 0.1f ); //NDebugOverlay::Box( vecTestPos, testHullMins, GetHullMaxs(), 255, 0, 0, true, 0.1f ); if ( tr.fraction != 1.0 ) { // Start playing the hit animation AddGesture( ACT_ANTLIONGUARD_CHARGE_ANTICIPATION ); } } //----------------------------------------------------------------------------- // Purpose: Handles the guard charging into something. Returns true if it hit the world. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::HandleChargeImpact( Vector vecImpact, CBaseEntity *pEntity ) { // Cause a shock wave from this point which will disrupt nearby physics objects ImpactShock( vecImpact, 128, 350 ); // Did we hit anything interesting? if ( !pEntity || pEntity->IsWorld() ) { // Robin: Due to some of the finicky details in the motor, the guard will hit // the world when it is blocked by our enemy when trying to step up // during a moveprobe. To get around this, we see if the enemy's within // a volume in front of the guard when we hit the world, and if he is, // we hit him anyway. EnemyIsRightInFrontOfMe( &pEntity ); // Did we manage to find him? If not, increment our charge miss count and abort. if ( pEntity->IsWorld() ) { m_iChargeMisses++; return true; } } // Hit anything we don't like if ( IRelationType( pEntity ) == D_HT && ( GetNextAttack() < gpGlobals->curtime ) ) { EmitSound( "NPC_AntlionGuard.Shove" ); if ( !IsPlayingGesture( ACT_ANTLIONGUARD_CHARGE_HIT ) ) { RestartGesture( ACT_ANTLIONGUARD_CHARGE_HIT ); } ChargeDamage( pEntity ); pEntity->ApplyAbsVelocityImpulse( ( BodyDirection2D() * 400 ) + Vector( 0, 0, 200 ) ); if ( !pEntity->IsAlive() && GetEnemy() == pEntity ) { SetEnemy( NULL ); } SetNextAttack( gpGlobals->curtime + 2.0f ); SetActivity( ACT_ANTLIONGUARD_CHARGE_STOP ); // We've hit something, so clear our miss count m_iChargeMisses = 0; return false; } // Hit something we don't hate. If it's not moveable, crash into it. if ( pEntity->GetMoveType() == MOVETYPE_NONE || pEntity->GetMoveType() == MOVETYPE_PUSH ) return true; // If it's a vphysics object that's too heavy, crash into it too. if ( pEntity->GetMoveType() == MOVETYPE_VPHYSICS ) { IPhysicsObject *pPhysics = pEntity->VPhysicsGetObject(); if ( pPhysics ) { // If the object is being held by the player, knock it out of his hands if ( pPhysics->GetGameFlags() & FVPHYSICS_PLAYER_HELD ) { Pickup_ForcePlayerToDropThisObject( pEntity ); return false; } if ( (!pPhysics->IsMoveable() || pPhysics->GetMass() > VPhysicsGetObject()->GetMass() * 0.5f ) ) return true; } } return false; /* ROBIN: Wrote & then removed this. If we want to have large rocks that the guard should smack around, then we should enable it. else { // If we hit a physics prop, smack the crap out of it. (large rocks) // Factor the object mass into it, because we want to move it no matter how heavy it is. if ( pEntity->GetMoveType() == MOVETYPE_VPHYSICS ) { CTakeDamageInfo info( this, this, 250, DMG_BLAST ); info.SetDamagePosition( vecImpact ); float flForce = ImpulseScale( pEntity->VPhysicsGetObject()->GetMass(), 250 ); flForce *= random->RandomFloat( 0.85, 1.15 ); // Calculate the vector and stuff it into the takedamageinfo Vector vecForce = BodyDirection3D(); VectorNormalize( vecForce ); vecForce *= flForce; vecForce *= phys_pushscale.GetFloat(); info.SetDamageForce( vecForce ); pEntity->VPhysicsTakeDamage( info ); } } */ } //----------------------------------------------------------------------------- // Purpose: // Output : float //----------------------------------------------------------------------------- float CNPC_AntlionGuard::ChargeSteer( void ) { trace_t tr; Vector testPos, steer, forward, right; QAngle angles; const float testLength = m_flGroundSpeed * 0.15f; //Get our facing GetVectors( &forward, &right, NULL ); steer = forward; const float faceYaw = UTIL_VecToYaw( forward ); //Offset right VectorAngles( forward, angles ); angles[YAW] += 45.0f; AngleVectors( angles, &forward ); //Probe out testPos = GetAbsOrigin() + ( forward * testLength ); //Offset by step height Vector testHullMins = GetHullMins(); testHullMins.z += (StepHeight() * 2); //Probe TraceHull_SkipPhysics( GetAbsOrigin(), testPos, testHullMins, GetHullMaxs(), MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr, VPhysicsGetObject()->GetMass() * 0.5f ); //Debug info if ( g_debug_antlionguard.GetInt() == 1 ) { if ( tr.fraction == 1.0f ) { NDebugOverlay::BoxDirection( GetAbsOrigin(), testHullMins, GetHullMaxs() + Vector(testLength,0,0), forward, 0, 255, 0, 8, 0.1f ); } else { NDebugOverlay::BoxDirection( GetAbsOrigin(), testHullMins, GetHullMaxs() + Vector(testLength,0,0), forward, 255, 0, 0, 8, 0.1f ); } } //Add in this component steer += ( right * 0.5f ) * ( 1.0f - tr.fraction ); //Offset left angles[YAW] -= 90.0f; AngleVectors( angles, &forward ); //Probe out testPos = GetAbsOrigin() + ( forward * testLength ); // Probe TraceHull_SkipPhysics( GetAbsOrigin(), testPos, testHullMins, GetHullMaxs(), MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr, VPhysicsGetObject()->GetMass() * 0.5f ); //Debug if ( g_debug_antlionguard.GetInt() == 1 ) { if ( tr.fraction == 1.0f ) { NDebugOverlay::BoxDirection( GetAbsOrigin(), testHullMins, GetHullMaxs() + Vector(testLength,0,0), forward, 0, 255, 0, 8, 0.1f ); } else { NDebugOverlay::BoxDirection( GetAbsOrigin(), testHullMins, GetHullMaxs() + Vector(testLength,0,0), forward, 255, 0, 0, 8, 0.1f ); } } //Add in this component steer -= ( right * 0.5f ) * ( 1.0f - tr.fraction ); //Debug if ( g_debug_antlionguard.GetInt() == 1 ) { NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + ( steer * 512.0f ), 255, 255, 0, true, 0.1f ); NDebugOverlay::Cross3D( GetAbsOrigin() + ( steer * 512.0f ), Vector(2,2,2), -Vector(2,2,2), 255, 255, 0, true, 0.1f ); NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + ( BodyDirection3D() * 256.0f ), 255, 0, 255, true, 0.1f ); NDebugOverlay::Cross3D( GetAbsOrigin() + ( BodyDirection3D() * 256.0f ), Vector(2,2,2), -Vector(2,2,2), 255, 0, 255, true, 0.1f ); } return UTIL_AngleDiff( UTIL_VecToYaw( steer ), faceYaw ); } //----------------------------------------------------------------------------- // Purpose: // Input : *pTask - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::RunTask( const Task_t *pTask ) { switch (pTask->iTask) { case TASK_ANTLIONGUARD_SET_FLINCH_ACTIVITY: AutoMovement( ); if ( IsActivityFinished() ) { TaskComplete(); } break; case TASK_ANTLIONGUARD_SHOVE_PHYSOBJECT: if ( IsActivityFinished() ) { TaskComplete(); } break; case TASK_ANTLIONGUARD_CHARGE: { Activity eActivity = GetActivity(); // See if we're trying to stop after hitting/missing our target if ( eActivity == ACT_ANTLIONGUARD_CHARGE_STOP || eActivity == ACT_ANTLIONGUARD_CHARGE_CRASH ) { if ( IsActivityFinished() ) { TaskComplete(); return; } // Still in the process of slowing down. Run movement until it's done. AutoMovement(); return; } // Check for manual transition if ( ( eActivity == ACT_ANTLIONGUARD_CHARGE_START ) && ( IsActivityFinished() ) ) { SetActivity( ACT_ANTLIONGUARD_CHARGE_RUN ); } // See if we're still running if ( eActivity == ACT_ANTLIONGUARD_CHARGE_RUN || eActivity == ACT_ANTLIONGUARD_CHARGE_START ) { if ( HasCondition( COND_NEW_ENEMY ) || HasCondition( COND_LOST_ENEMY ) || HasCondition( COND_ENEMY_DEAD ) ) { SetActivity( ACT_ANTLIONGUARD_CHARGE_STOP ); return; } else { if ( GetEnemy() != NULL ) { Vector goalDir = ( GetEnemy()->GetAbsOrigin() - GetAbsOrigin() ); VectorNormalize( goalDir ); if ( DotProduct( BodyDirection2D(), goalDir ) < 0.25f ) { if ( !m_bDecidedNotToStop ) { // We've missed the target. Randomly decide not to stop, which will cause // the guard to just try and swing around for another pass. m_bDecidedNotToStop = true; if ( RandomFloat(0,1) > 0.3 ) { m_iChargeMisses++; SetActivity( ACT_ANTLIONGUARD_CHARGE_STOP ); } } } else { m_bDecidedNotToStop = false; } } } } // Steer towards our target float idealYaw; if ( GetEnemy() == NULL ) { idealYaw = GetMotor()->GetIdealYaw(); } else { idealYaw = CalcIdealYaw( GetEnemy()->GetAbsOrigin() ); } // Add in our steering offset idealYaw += ChargeSteer(); // Turn to face GetMotor()->SetIdealYawAndUpdate( idealYaw ); // See if we're going to run into anything soon ChargeLookAhead(); // Let our animations simply move us forward. Keep the result // of the movement so we know whether we've hit our target. AIMoveTrace_t moveTrace; if ( AutoMovement( GetEnemy(), &moveTrace ) == false ) { // Only stop if we hit the world if ( HandleChargeImpact( moveTrace.vEndPosition, moveTrace.pObstruction ) ) { // If we're starting up, this is an error if ( eActivity == ACT_ANTLIONGUARD_CHARGE_START ) { TaskFail( "Unable to make initial movement of charge\n" ); return; } // Crash unless we're trying to stop already if ( eActivity != ACT_ANTLIONGUARD_CHARGE_STOP ) { if ( moveTrace.fStatus == AIMR_BLOCKED_WORLD && moveTrace.vHitNormal == vec3_origin ) { SetActivity( ACT_ANTLIONGUARD_CHARGE_STOP ); } else { SetActivity( ACT_ANTLIONGUARD_CHARGE_CRASH ); } } } else if ( moveTrace.pObstruction ) { // If we hit an antlion, don't stop, but kill it if ( moveTrace.pObstruction->Classify() == CLASS_ANTLION ) { if ( FClassnameIs( moveTrace.pObstruction, "npc_antlionguard" ) ) { // Crash unless we're trying to stop already if ( eActivity != ACT_ANTLIONGUARD_CHARGE_STOP ) { SetActivity( ACT_ANTLIONGUARD_CHARGE_STOP ); } } else { ApplyChargeDamage( this, moveTrace.pObstruction, moveTrace.pObstruction->GetHealth() ); } } } } } break; default: BaseClass::RunTask(pTask); break; } } //----------------------------------------------------------------------------- // Purpose: Summon antlions around the guard //----------------------------------------------------------------------------- void CNPC_AntlionGuard::SummonAntlions( void ) { // We want to spawn them around the guard Vector vecForward, vecRight; AngleVectors( QAngle(0,GetAbsAngles().y,0), &vecForward, &vecRight, NULL ); // Spawn positions struct spawnpos_t { float flForward; float flRight; }; spawnpos_t sAntlionSpawnPositions[] = { { 0, 200 }, { 0, -200 }, { 128, 128 }, { 128, -128 }, { -128, 128 }, { -128, -128 }, { 200, 0 }, { -200, 0 }, }; // Only spawn up to our max count int iSpawnPoint = 0; for ( int i = 0; (m_iNumLiveAntlions < ANTLIONGUARD_SUMMON_COUNT) && (iSpawnPoint < ARRAYSIZE(sAntlionSpawnPositions)); i++ ) { // Determine spawn position for the antlion Vector vecSpawn = GetAbsOrigin() + ( sAntlionSpawnPositions[iSpawnPoint].flForward * vecForward ) + ( sAntlionSpawnPositions[iSpawnPoint].flRight * vecRight ); iSpawnPoint++; // Randomise it a little vecSpawn.x += RandomFloat( -64, 64 ); vecSpawn.y += RandomFloat( -64, 64 ); vecSpawn.z += 64; // Make sure it's clear, and make sure we hit something trace_t tr; UTIL_TraceHull( vecSpawn, vecSpawn - Vector(0,0,128), NAI_Hull::Mins( HULL_MEDIUM ), NAI_Hull::Maxs( HULL_MEDIUM ), MASK_NPCSOLID, NULL, COLLISION_GROUP_NONE, &tr ); if ( tr.startsolid || tr.allsolid || tr.fraction == 1.0 ) { if ( g_debug_antlionguard.GetInt() == 2 ) { NDebugOverlay::Box( tr.endpos, NAI_Hull::Mins( HULL_MEDIUM ), NAI_Hull::Maxs( HULL_MEDIUM ), 255, 0, 0, true, 5.0f ); } continue; } // Ensure it's dirt or sand surfacedata_t *pdata = physprops->GetSurfaceData( tr.surface.surfaceProps ); if ( ( pdata->game.material != CHAR_TEX_DIRT ) && ( pdata->game.material != CHAR_TEX_SAND ) ) { if ( g_debug_antlionguard.GetInt() == 2 ) { NDebugOverlay::Box( tr.endpos, NAI_Hull::Mins( HULL_MEDIUM ), NAI_Hull::Maxs( HULL_MEDIUM ), 255, 128, 128, true, 5.0f ); } continue; } // Make sure the guard can see it trace_t tr_vis; UTIL_TraceLine( WorldSpaceCenter(), tr.endpos, MASK_NPCSOLID, this, COLLISION_GROUP_NONE, &tr_vis ); if ( tr_vis.fraction != 1.0 ) { if ( g_debug_antlionguard.GetInt() == 2 ) { NDebugOverlay::Line( WorldSpaceCenter(), tr.endpos, 255, 0, 0, true, 5.0f ); } continue; } CAI_BaseNPC *pent = (CAI_BaseNPC*)CreateEntityByName( "npc_antlion" ); if ( !pent ) break; CNPC_Antlion *pAntlion = assert_cast<CNPC_Antlion*>(pent); if ( g_debug_antlionguard.GetInt() == 2 ) { NDebugOverlay::Box( tr.endpos, NAI_Hull::Mins( HULL_MEDIUM ), NAI_Hull::Maxs( HULL_MEDIUM ), 0, 255, 0, true, 5.0f ); NDebugOverlay::Line( WorldSpaceCenter(), tr.endpos, 0, 255, 0, true, 5.0f ); } vecSpawn = tr.endpos; pAntlion->SetAbsOrigin( vecSpawn ); // Start facing our enemy if we have one, otherwise just match the guard. Vector vecFacing = vecForward; if ( GetEnemy() ) { vecFacing = GetEnemy()->GetAbsOrigin() - GetAbsOrigin(); VectorNormalize( vecFacing ); } QAngle vecAngles; VectorAngles( vecFacing, vecAngles ); pAntlion->SetAbsAngles( vecAngles ); pAntlion->AddSpawnFlags( SF_NPC_FALL_TO_GROUND ); pAntlion->AddSpawnFlags( SF_NPC_FADE_CORPSE ); // Make the antlion fire my input when he dies pAntlion->KeyValue( "OnDeath", UTIL_VarArgs("%s,SummonedAntlionDied,,0,-1", STRING(GetEntityName())) ); // Start the antlion burrowed, and tell him to come up pAntlion->m_bStartBurrowed = true; DispatchSpawn( pAntlion ); pAntlion->Activate(); g_EventQueue.AddEvent( pAntlion, "Unburrow", RandomFloat(0.1, 1.0), this, this ); // Add it to our squad if ( m_pSquad ) { m_pSquad->AddToSquad( pAntlion ); } // Set the antlion's enemy to our enemy if ( GetEnemy() ) { pAntlion->SetEnemy( GetEnemy() ); pAntlion->SetState( NPC_STATE_COMBAT ); pAntlion->UpdateEnemyMemory( GetEnemy(), GetEnemy()->GetAbsOrigin() ); } m_iNumLiveAntlions++; } if ( g_debug_antlionguard.GetInt() == 2 ) { Msg("Guard summoned antlion count: %d\n", m_iNumLiveAntlions ); } if ( m_iNumLiveAntlions > 2 ) { m_flNextSummonTime = gpGlobals->curtime + RandomFloat( 15,20 ); } else { m_flNextSummonTime = gpGlobals->curtime + RandomFloat( 10,15 ); } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::FoundEnemy( void ) { m_flAngerNoiseTime = gpGlobals->curtime + 2.0f; SetState( NPC_STATE_COMBAT ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::LostEnemy( void ) { m_flSearchNoiseTime = gpGlobals->curtime + 2.0f; SetState( NPC_STATE_ALERT ); m_OnLostPlayer.FireOutput( this, this ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputSetShoveTarget( inputdata_t &inputdata ) { if ( IsAlive() == false ) return; CBaseEntity *pTarget = gEntList.FindEntityByName( NULL, inputdata.value.String(), NULL, inputdata.pActivator, inputdata.pCaller ); if ( pTarget == NULL ) { Warning( "**Guard %s cannot find shove target %s\n", GetClassname(), inputdata.value.String() ); m_hShoveTarget = NULL; return; } m_hShoveTarget = pTarget; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputSetChargeTarget( inputdata_t &inputdata ) { if ( !IsAlive() ) return; // Pull the target & position out of the string char parseString[255]; Q_strncpy(parseString, inputdata.value.String(), sizeof(parseString)); // Get charge target name char *pszParam = strtok(parseString," "); CBaseEntity *pTarget = gEntList.FindEntityByName( NULL, pszParam, NULL, inputdata.pActivator, inputdata.pCaller ); if ( !pTarget ) { Warning( "ERROR: Guard %s cannot find charge target '%s'\n", STRING(GetEntityName()), pszParam ); return; } // Get the charge position name pszParam = strtok(NULL," "); CBaseEntity *pPosition = gEntList.FindEntityByName( NULL, pszParam, NULL, inputdata.pActivator, inputdata.pCaller ); if ( !pPosition ) { Warning( "ERROR: Guard %s cannot find charge position '%s'\nMake sure you've specifed the parameters as [target start]!\n", STRING(GetEntityName()), pszParam ); return; } // Make sure we don't stack charge targets if ( m_hChargeTarget ) { if ( GetEnemy() == m_hChargeTarget ) { SetEnemy( NULL ); } } SetCondition( COND_ANTLIONGUARD_HAS_CHARGE_TARGET ); m_hChargeTarget = pTarget; m_hChargeTargetPosition = pPosition; } //----------------------------------------------------------------------------- // Purpose: // Input : &inputdata - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputClearChargeTarget( inputdata_t &inputdata ) { m_hChargeTarget = NULL; } //----------------------------------------------------------------------------- // Purpose: // Input : baseAct - // Output : Activity //----------------------------------------------------------------------------- Activity CNPC_AntlionGuard::NPC_TranslateActivity( Activity baseAct ) { //See which run to use if ( ( baseAct == ACT_RUN ) && IsCurSchedule( SCHED_ANTLIONGUARD_CHARGE ) ) return (Activity) ACT_ANTLIONGUARD_CHARGE_RUN; // Do extra code if we're trying to close on an enemy in a confined space if ( hl2_episodic.GetBool() && m_bInCavern ) { if ( GetEnemy() != NULL ) { // FIXME: This might want to be the route distance to our enemy instead float flDistToEnemy = ( GetAbsOrigin() - GetEnemy()->GetAbsOrigin() ).Length(); if ( flDistToEnemy > 256.0f ) return (Activity) ACT_ANTLIONGUARD_CHARGE_RUN; } } if ( ( baseAct == ACT_RUN ) && ( m_iHealth <= (m_iMaxHealth/4) ) ) return (Activity) ACT_ANTLIONGUARD_RUN_HURT; return baseAct; } //----------------------------------------------------------------------------- // Purpose: // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::ShouldWatchEnemy( void ) { Activity nActivity = GetActivity(); if ( ( nActivity == ACT_ANTLIONGUARD_SEARCH ) || ( nActivity == ACT_ANTLIONGUARD_PEEK_ENTER ) || ( nActivity == ACT_ANTLIONGUARD_PEEK_EXIT ) || ( nActivity == ACT_ANTLIONGUARD_PEEK1 ) || ( nActivity == ACT_ANTLIONGUARD_PEEK_SIGHTED ) || ( nActivity == ACT_ANTLIONGUARD_SHOVE_PHYSOBJECT ) || ( nActivity == ACT_ANTLIONGUARD_PHYSHIT_FR ) || ( nActivity == ACT_ANTLIONGUARD_PHYSHIT_FL ) || ( nActivity == ACT_ANTLIONGUARD_PHYSHIT_RR ) || ( nActivity == ACT_ANTLIONGUARD_PHYSHIT_RL ) || ( nActivity == ACT_ANTLIONGUARD_CHARGE_CRASH ) || ( nActivity == ACT_ANTLIONGUARD_CHARGE_HIT ) || ( nActivity == ACT_ANTLIONGUARD_CHARGE_ANTICIPATION ) ) { return false; } return true; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::UpdateHead( void ) { float yaw = GetPoseParameter( "head_yaw" ); float pitch = GetPoseParameter( "head_pitch" ); // If we should be watching our enemy, turn our head if ( ShouldWatchEnemy() && ( GetEnemy() != NULL ) ) { Vector enemyDir = GetEnemy()->WorldSpaceCenter() - WorldSpaceCenter(); VectorNormalize( enemyDir ); float angle = VecToYaw( BodyDirection3D() ); float angleDiff = VecToYaw( enemyDir ); angleDiff = UTIL_AngleDiff( angleDiff, angle + yaw ); SetPoseParameter( "head_yaw", UTIL_Approach( yaw + angleDiff, yaw, 50 ) ); angle = UTIL_VecToPitch( BodyDirection3D() ); angleDiff = UTIL_VecToPitch( enemyDir ); angleDiff = UTIL_AngleDiff( angleDiff, angle + pitch ); SetPoseParameter( "head_pitch", UTIL_Approach( pitch + angleDiff, pitch, 50 ) ); } else { // Otherwise turn the head back to its normal position SetPoseParameter( "head_yaw", UTIL_Approach( 0, yaw, 10 ) ); SetPoseParameter( "head_pitch", UTIL_Approach( 0, pitch, 10 ) ); } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::MaintainPhysicsTarget( void ) { if ( m_hPhysicsTarget == NULL ) return; // Update our current target to make sure it's still valid float flTargetDistSqr = ( m_hPhysicsTarget->WorldSpaceCenter() - m_vecPhysicsTargetStartPos ).LengthSqr(); bool bTargetMoved = ( flTargetDistSqr > (64.0f*64.0f) ); bool bEnemyCloser = ( ( GetEnemy()->GetAbsOrigin() - GetAbsOrigin() ).LengthSqr() <= flTargetDistSqr ); // Make sure this hasn't moved too far or that the player is now closer if ( bTargetMoved || bEnemyCloser ) { ClearCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); SetCondition( COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID ); m_hPhysicsTarget = NULL; return; } else { SetCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); ClearCondition( COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID ); } if ( g_debug_antlionguard.GetInt() == 3 ) { NDebugOverlay::Cross3D( m_hPhysicsTarget->WorldSpaceCenter(), -Vector(32,32,32), Vector(32,32,32), 255, 255, 255, true, 1.0f ); } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::UpdatePhysicsTarget( bool bPreferObjectsAlongTargetVector, float flRadius ) { if ( GetEnemy() == NULL ) return; // Already have a target, don't bother looking if ( m_hPhysicsTarget != NULL ) return; // Too soon to check again if ( m_flPhysicsCheckTime > gpGlobals->curtime ) return; // Attempt to find a valid shove target PhysicsObjectCriteria_t criteria; criteria.pTarget = GetEnemy(); criteria.flRadius = flRadius; criteria.flTargetCone = ANTLIONGUARD_OBJECTFINDING_FOV; criteria.bPreferObjectsAlongTargetVector = bPreferObjectsAlongTargetVector; m_hPhysicsTarget = FindPhysicsObjectTarget( criteria ); // Found one, so interrupt us if we care if ( m_hPhysicsTarget != NULL ) { SetCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); m_vecPhysicsTargetStartPos = m_hPhysicsTarget->WorldSpaceCenter(); m_hLastFailedPhysicsTarget = NULL; // We must steer around this obstacle until we've thrown it, this stops us from // shoving it out of the way while we travel there //m_hPhysicsTarget->SetNavIgnore(); } // Don't search again for another second m_flPhysicsCheckTime = gpGlobals->curtime + 1.0f; } //----------------------------------------------------------------------------- // Purpose: Let the probe know I can run through small debris //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::ShouldProbeCollideAgainstEntity( CBaseEntity *pEntity ) { if ( m_iszPhysicsPropClass != pEntity->m_iClassname ) return BaseClass::ShouldProbeCollideAgainstEntity( pEntity ); if ( m_hPhysicsTarget == pEntity ) return false; if ( pEntity->GetMoveType() == MOVETYPE_VPHYSICS ) { IPhysicsObject *pPhysObj = pEntity->VPhysicsGetObject(); if( pPhysObj && pPhysObj->GetMass() <= ANTLIONGUARD_MAX_OBJECT_MASS ) { return false; } } return BaseClass::ShouldProbeCollideAgainstEntity( pEntity ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::PrescheduleThink( void ) { BaseClass::PrescheduleThink(); // Don't do anything after death if ( m_NPCState == NPC_STATE_DEAD ) return; // If we're burrowed, then don't do any of this if ( m_bIsBurrowed ) return; // Automatically update our physics target when chasing enemies if ( IsCurSchedule( SCHED_CHASE_ENEMY ) || IsCurSchedule( SCHED_ANTLIONGUARD_PATROL_RUN )) { UpdatePhysicsTarget( true ); } else if ( !IsCurSchedule( SCHED_ANTLIONGUARD_PHYSICS_ATTACK ) ) { ClearCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); m_hPhysicsTarget = NULL; } UpdateHead(); if ( ( m_flGroundSpeed <= 0.0f ) ) { if ( m_bStopped == false ) { StartSounds(); float duration = random->RandomFloat( 2.0f, 8.0f ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.0f, duration ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pBreathSound, random->RandomInt( 40, 60 ), duration ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, duration ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pGrowlIdleSound, random->RandomInt( 120, 140 ), duration ); m_flBreathTime = gpGlobals->curtime + duration - (duration*0.75f); } m_bStopped = true; if ( m_flBreathTime < gpGlobals->curtime ) { StartSounds(); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, random->RandomFloat( 0.2f, 0.3f ), random->RandomFloat( 0.5f, 1.0f ) ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pGrowlIdleSound, random->RandomInt( 80, 120 ), random->RandomFloat( 0.5f, 1.0f ) ); m_flBreathTime = gpGlobals->curtime + random->RandomFloat( 1.0f, 8.0f ); } } else { if ( m_bStopped ) { StartSounds(); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pBreathSound, 0.6f, random->RandomFloat( 2.0f, 4.0f ) ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pBreathSound, random->RandomInt( 140, 160 ), random->RandomFloat( 2.0f, 4.0f ) ); ENVELOPE_CONTROLLER.SoundChangeVolume( m_pGrowlIdleSound, 0.0f, 1.0f ); ENVELOPE_CONTROLLER.SoundChangePitch( m_pGrowlIdleSound, random->RandomInt( 90, 110 ), 0.2f ); } m_bStopped = false; } // Put danger sounds out in front of us for ( int i = 0; i < 3; i++ ) { CSoundEnt::InsertSound( SOUND_DANGER, WorldSpaceCenter() + ( BodyDirection3D() * 128 * (i+1) ), 128, 0.1f, this ); } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::GatherConditions( void ) { BaseClass::GatherConditions(); if ( CanSummon(false) ) { SetCondition( COND_ANTLIONGUARD_CAN_SUMMON ); } else { ClearCondition( COND_ANTLIONGUARD_CAN_SUMMON ); } // Make sure our physics target is still valid MaintainPhysicsTarget(); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::StopLoopingSounds() { //Stop all sounds ENVELOPE_CONTROLLER.SoundDestroy( m_pGrowlHighSound ); ENVELOPE_CONTROLLER.SoundDestroy( m_pGrowlIdleSound ); ENVELOPE_CONTROLLER.SoundDestroy( m_pBreathSound ); ENVELOPE_CONTROLLER.SoundDestroy( m_pConfusedSound ); m_pGrowlHighSound = NULL; m_pGrowlIdleSound = NULL; m_pBreathSound = NULL; m_pConfusedSound = NULL; BaseClass::StopLoopingSounds(); } //----------------------------------------------------------------------------- // Purpose: // Input : &inputdata - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputUnburrow( inputdata_t &inputdata ) { if ( IsAlive() == false ) return; if ( m_bIsBurrowed == false ) return; m_spawnflags &= ~SF_NPC_GAG; RemoveSolidFlags( FSOLID_NOT_SOLID ); AddSolidFlags( FSOLID_NOT_STANDABLE ); m_takedamage = DAMAGE_YES; SetSchedule( SCHED_ANTLIONGUARD_UNBURROW ); m_bIsBurrowed = false; } //----------------------------------------------------------------------------- // Purpose: Return the point at which the guard wants to stand on to knock the physics object at the target entity // Input : *pObject - Object to be shoved. // *pTarget - Target to be shoved at. // *vecTrajectory - Trajectory to our target // *flClearDistance - Distance behind the entity we're clear to use // Output : Position at which to attempt to strike the object //----------------------------------------------------------------------------- Vector CNPC_AntlionGuard::GetPhysicsHitPosition( CBaseEntity *pObject, CBaseEntity *pTarget, Vector *vecTrajectory, float *flClearDistance ) { // Get the trajectory we want to knock the object along Vector vecToTarget = pTarget->WorldSpaceCenter() - pObject->WorldSpaceCenter(); VectorNormalize( vecToTarget ); vecToTarget.z = 0; // Get the distance we want to be from the object when we hit it IPhysicsObject *pPhys = pObject->VPhysicsGetObject(); Vector extent = physcollision->CollideGetExtent( pPhys->GetCollide(), pObject->GetAbsOrigin(), pObject->GetAbsAngles(), -vecToTarget ); float flDist = ( extent - pObject->WorldSpaceCenter() ).Length() + CollisionProp()->BoundingRadius() + 32.0f; if ( vecTrajectory != NULL ) { *vecTrajectory = vecToTarget; } if ( flClearDistance != NULL ) { *flClearDistance = flDist; } // Position at which we'd like to be return (pObject->WorldSpaceCenter() + ( vecToTarget * -flDist )); } //----------------------------------------------------------------------------- // Purpose: Determines whether or not the guard can stand in a position to strike a specified object // Input : *pShoveObject - Object being shoved // *pTarget - Target we're shoving the object at // *pOut - The position we decide to stand at // Output : Returns true if the guard can stand and deliver. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::CanStandAtShoveTarget( CBaseEntity *pShoveObject, CBaseEntity *pTarget, Vector *pOut ) { // Get the position we want to be at to swing at the object float flClearDistance; Vector vecTrajectory; Vector vecHitPosition = GetPhysicsHitPosition( pShoveObject, pTarget, &vecTrajectory, &flClearDistance ); // See if we can stand at this position (FIXME: Better function for this?) trace_t tr; UTIL_TraceHull( vecHitPosition, vecHitPosition, WorldAlignMins(), WorldAlignMaxs(), MASK_NPCSOLID, this, COLLISION_GROUP_NONE, &tr ); if ( tr.startsolid || tr.allsolid || (tr.m_pEnt && tr.m_pEnt != pShoveObject) ) { // Can we get at it at from an angle on the side of it we're on? Vector vecUp(0,0,1); Vector vecRight; CrossProduct( vecUp, vecTrajectory, vecRight ); // Is the guard to the right? or the left? Vector vecToGuard = ( WorldSpaceCenter() - pShoveObject->WorldSpaceCenter() ); VectorNormalize( vecToGuard ); if ( DotProduct( vecRight, vecToGuard ) > 0 ) { vecHitPosition += (vecRight * 64) + (vecTrajectory * 32); } else { vecHitPosition -= (vecRight * 64) + (vecTrajectory * 32); } // Now try and stand at this side position UTIL_TraceHull( vecHitPosition, vecHitPosition, WorldAlignMins(), WorldAlignMaxs(), MASK_NPCSOLID, this, COLLISION_GROUP_NONE, &tr ); if ( tr.startsolid || tr.allsolid || (tr.m_pEnt && tr.m_pEnt != pShoveObject) ) return false; } if ( pOut != NULL ) { *pOut = vecHitPosition; } return true; } //----------------------------------------------------------------------------- // Purpose: Search for a physics item to swat at the player // Output : Returns the object we're going to swat. //----------------------------------------------------------------------------- CBaseEntity *CNPC_AntlionGuard::FindPhysicsObjectTarget( const PhysicsObjectCriteria_t &criteria ) { // Must have a valid target entity if ( criteria.pTarget == NULL ) return NULL; // Get the vector to our target, from ourself Vector vecDirToTarget = criteria.pTarget->GetAbsOrigin() - GetAbsOrigin(); VectorNormalize( vecDirToTarget ); vecDirToTarget.z = 0; // Cost is determined by distance to the object, modified by how "in line" it is with our target direction of travel // Use the distance to the player as the base cost for throwing an object (avoids pushing things too close to the player) float flLeastCost = ( criteria.pTarget->GetAbsOrigin() - GetAbsOrigin() ).LengthSqr(); float flCost; AISightIter_t iter; CBaseEntity *pObject; CBaseEntity *pNearest = NULL; Vector vecBestHitPosition = vec3_origin; // Look through the list of sensed objects for possible targets for ( pObject = GetSenses()->GetFirstSeenEntity( &iter, SEEN_MISC ); pObject; pObject = GetSenses()->GetNextSeenEntity( &iter ) ) { // If we couldn't shove this object last time, don't try again if ( pObject == m_hLastFailedPhysicsTarget ) continue; // Ignore things less than half a foot in diameter if ( pObject->CollisionProp()->BoundingRadius() < 6.0f ) continue; IPhysicsObject *pPhysObj = pObject->VPhysicsGetObject(); if ( pPhysObj == NULL ) continue; // Ignore motion disabled props if ( pPhysObj->IsMoveable() == false ) continue; // Ignore things lighter than 5kg if ( pPhysObj->GetMass() < 5.0f ) continue; // Ignore objects moving too quickly (they'll be too hard to catch otherwise) Vector velocity; pPhysObj->GetVelocity( &velocity, NULL ); if ( velocity.LengthSqr() > (16*16) ) continue; // Get the direction from us to the physics object Vector vecDirToObject = pObject->WorldSpaceCenter() - GetAbsOrigin(); VectorNormalize( vecDirToObject ); vecDirToObject.z = 0; Vector vecObjCenter = pObject->WorldSpaceCenter(); float flDistSqr = 0.0f; float flDot = 0.0f; // If we want to find things along the vector to the target, do so if ( criteria.bPreferObjectsAlongTargetVector ) { // Object must be closer than our target if ( ( GetAbsOrigin() - vecObjCenter ).LengthSqr() > ( GetAbsOrigin() - criteria.pTarget->GetAbsOrigin() ).LengthSqr() ) continue; // Calculate a "cost" to this object flDistSqr = ( GetAbsOrigin() - vecObjCenter ).LengthSqr(); flDot = DotProduct( vecDirToTarget, vecDirToObject ); // Ignore things outside our allowed cone if ( flDot < criteria.flTargetCone ) continue; // The more perpendicular we are, the higher the cost float flCostScale = RemapValClamped( flDot, 1.0f, criteria.flTargetCone, 1.0f, 4.0f ); flCost = flDistSqr * flCostScale; } else { // Straight distance cost flCost = ( GetAbsOrigin() - vecObjCenter ).LengthSqr(); } // This must be a less costly object to use if ( flCost >= flLeastCost ) { if ( g_debug_antlionguard.GetInt() == 3 ) { NDebugOverlay::Box( vecObjCenter, -Vector(16,16,16), Vector(16,16,16), 255, 0, 0, 0, 2.0f ); } continue; } // Check for a (roughly) clear trajectory path from the object to target trace_t tr; UTIL_TraceLine( vecObjCenter, criteria.pTarget->BodyTarget( vecObjCenter ), MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr ); // See how close to our target we got (we still look good hurling things that won't necessarily hit) if ( ( tr.endpos - criteria.pTarget->WorldSpaceCenter() ).LengthSqr() > (256*256) ) continue; // Must be able to stand at a position to hit the object Vector vecHitPosition; if ( CanStandAtShoveTarget( pObject, criteria.pTarget, &vecHitPosition ) == false ) { if ( g_debug_antlionguard.GetInt() == 3 ) { NDebugOverlay::HorzArrow( GetAbsOrigin(), pObject->WorldSpaceCenter(), 32.0f, 255, 0, 0, 64, true, 2.0f ); } continue; } // Take this as the best object so far pNearest = pObject; flLeastCost = flCost; vecBestHitPosition = vecHitPosition; if ( g_debug_antlionguard.GetInt() == 3 ) { NDebugOverlay::HorzArrow( GetAbsOrigin(), pObject->WorldSpaceCenter(), 16.0f, 255, 255, 0, 0, true, 2.0f ); } } // Set extra info if we've succeeded if ( pNearest != NULL ) { m_vecPhysicsHitPosition = vecBestHitPosition; if ( g_debug_antlionguard.GetInt() == 3 ) { NDebugOverlay::HorzArrow( GetAbsOrigin(), pNearest->WorldSpaceCenter(), 32.0f, 0, 255, 0, 128, true, 2.0f ); } } return pNearest; } //----------------------------------------------------------------------------- // Purpose: Allows for modification of the interrupt mask for the current schedule. // In the most cases the base implementation should be called first. //----------------------------------------------------------------------------- void CNPC_AntlionGuard::BuildScheduleTestBits( void ) { BaseClass::BuildScheduleTestBits(); // Interrupt if we can shove something if ( IsCurSchedule( SCHED_CHASE_ENEMY ) ) { SetCustomInterruptCondition( COND_ANTLIONGUARD_PHYSICS_TARGET ); SetCustomInterruptCondition( COND_ANTLIONGUARD_CAN_SUMMON ); } // Interrupt if we've been given a charge target if ( IsCurSchedule( SCHED_ANTLIONGUARD_CHARGE ) == false ) { SetCustomInterruptCondition( COND_ANTLIONGUARD_HAS_CHARGE_TARGET ); } // Once we commit to doing this, just do it! if ( IsCurSchedule( SCHED_MELEE_ATTACK1 ) ) { ClearCustomInterruptCondition( COND_ENEMY_OCCLUDED ); } // Always take heavy damage SetCustomInterruptCondition( COND_HEAVY_DAMAGE ); } //----------------------------------------------------------------------------- // Purpose: // Input : &origin - // radius - // magnitude - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::ImpactShock( const Vector &origin, float radius, float magnitude, CBaseEntity *pIgnored ) { // Also do a local physics explosion to push objects away float adjustedDamage, flDist; Vector vecSpot; float falloff = 1.0f / 2.5f; CBaseEntity *pEntity = NULL; // Find anything within our radius while ( ( pEntity = gEntList.FindEntityInSphere( pEntity, origin, radius ) ) != NULL ) { // Don't affect the ignored target if ( pEntity == pIgnored ) continue; if ( pEntity == this ) continue; // UNDONE: Ask the object if it should get force if it's not MOVETYPE_VPHYSICS? if ( pEntity->GetMoveType() == MOVETYPE_VPHYSICS || ( pEntity->VPhysicsGetObject() && pEntity->IsPlayer() == false ) ) { vecSpot = pEntity->BodyTarget( GetAbsOrigin() ); // decrease damage for an ent that's farther from the bomb. flDist = ( GetAbsOrigin() - vecSpot ).Length(); if ( radius == 0 || flDist <= radius ) { adjustedDamage = flDist * falloff; adjustedDamage = magnitude - adjustedDamage; if ( adjustedDamage < 1 ) { adjustedDamage = 1; } CTakeDamageInfo info( this, this, adjustedDamage, DMG_BLAST ); CalculateExplosiveDamageForce( &info, (vecSpot - GetAbsOrigin()), GetAbsOrigin() ); pEntity->VPhysicsTakeDamage( info ); } } } } //----------------------------------------------------------------------------- // Purpose: // Input : *pTarget - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::ChargeDamage( CBaseEntity *pTarget ) { if ( pTarget == NULL ) return; CBasePlayer *pPlayer = ToBasePlayer( pTarget ); if ( pPlayer != NULL ) { //Kick the player angles pPlayer->ViewPunch( QAngle( 20, 20, -30 ) ); Vector dir = pPlayer->WorldSpaceCenter() - WorldSpaceCenter(); VectorNormalize( dir ); dir.z = 0.0f; Vector vecNewVelocity = dir * 250.0f; vecNewVelocity[2] += 128.0f; pPlayer->SetAbsVelocity( vecNewVelocity ); color32 red = {128,0,0,128}; UTIL_ScreenFade( pPlayer, red, 1.0f, 0.1f, FFADE_IN ); } // Player takes less damage float flDamage = ( pPlayer == NULL ) ? 250 : sk_antlionguard_dmg_charge.GetFloat(); // If it's being held by the player, break that bond Pickup_ForcePlayerToDropThisObject( pTarget ); // Calculate the physics force ApplyChargeDamage( this, pTarget, flDamage ); } //----------------------------------------------------------------------------- // Purpose: // Input : &inputdata - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputRagdoll( inputdata_t &inputdata ) { if ( IsAlive() == false ) return; //Set us to nearly dead so the velocity from death is minimal SetHealth( 1 ); CTakeDamageInfo info( this, this, GetHealth(), DMG_CRUSH ); BaseClass::TakeDamage( info ); } //----------------------------------------------------------------------------- // Purpose: // Input : scheduleType - // Output : int //----------------------------------------------------------------------------- int CNPC_AntlionGuard::TranslateSchedule( int scheduleType ) { switch( scheduleType ) { case SCHED_CHASE_ENEMY_FAILED: { int baseType = BaseClass::TranslateSchedule(scheduleType); if ( baseType != SCHED_CHASE_ENEMY_FAILED ) return baseType; return SelectUnreachableSchedule(); } break; } return BaseClass::TranslateSchedule( scheduleType ); } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::StartSounds( void ) { //Initialize the additive sound channels CPASAttenuationFilter filter( this ); if ( m_pGrowlHighSound == NULL ) { m_pGrowlHighSound = ENVELOPE_CONTROLLER.SoundCreate( filter, entindex(), CHAN_VOICE, "NPC_AntlionGuard.GrowlHigh", ATTN_NORM ); if ( m_pGrowlHighSound ) { ENVELOPE_CONTROLLER.Play( m_pGrowlHighSound,0.0f, 100 ); } } if ( m_pGrowlIdleSound == NULL ) { m_pGrowlIdleSound = ENVELOPE_CONTROLLER.SoundCreate( filter, entindex(), CHAN_STATIC, "NPC_AntlionGuard.GrowlIdle", ATTN_NORM ); if ( m_pGrowlIdleSound ) { ENVELOPE_CONTROLLER.Play( m_pGrowlIdleSound,0.0f, 100 ); } } if ( m_pBreathSound == NULL ) { m_pBreathSound = ENVELOPE_CONTROLLER.SoundCreate( filter, entindex(), CHAN_ITEM, "NPC_AntlionGuard.BreathSound", ATTN_NORM ); if ( m_pBreathSound ) { ENVELOPE_CONTROLLER.Play( m_pBreathSound, 0.0f, 100 ); } } if ( m_pConfusedSound == NULL ) { m_pConfusedSound = ENVELOPE_CONTROLLER.SoundCreate( filter, entindex(), CHAN_WEAPON,"NPC_AntlionGuard.Confused", ATTN_NORM ); if ( m_pConfusedSound ) { ENVELOPE_CONTROLLER.Play( m_pConfusedSound, 0.0f, 100 ); } } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputEnableBark( inputdata_t &inputdata ) { m_bBarkEnabled = true; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputDisableBark( inputdata_t &inputdata ) { m_bBarkEnabled = false; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CNPC_AntlionGuard::DeathSound( const CTakeDamageInfo &info ) { EmitSound( "NPC_AntlionGuard.Die" ); } //----------------------------------------------------------------------------- // Purpose: // Input : &info - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::Event_Killed( const CTakeDamageInfo &info ) { BaseClass::Event_Killed( info ); // Tell all of my antlions to burrow away, 'cos they fear the Freeman if ( m_iNumLiveAntlions ) { CBaseEntity *pSearch = NULL; // Iterate through all antlions and see if there are any orphans while ( ( pSearch = gEntList.FindEntityByClassname( pSearch, "npc_antlion" ) ) != NULL ) { CNPC_Antlion *pAntlion = assert_cast<CNPC_Antlion *>(pSearch); // See if it's a live orphan if ( pAntlion && pAntlion->GetOwnerEntity() == NULL && pAntlion->IsAlive() ) { g_EventQueue.AddEvent( pAntlion, "BurrowAway", RandomFloat(0.1, 2.0), this, this ); } } } } //----------------------------------------------------------------------------- // Purpose: Don't become a ragdoll until we've finished our death anim // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::CanBecomeRagdoll( void ) { if ( IsCurSchedule( SCHED_DIE ) ) return true; return false; } //----------------------------------------------------------------------------- // Purpose: // Input : &force - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::BecomeRagdollOnClient( const Vector &force ) { if ( !CanBecomeRagdoll() ) return false; EmitSound( "NPC_AntlionGuard.Fallover" ); // Become server-side ragdoll if we're flagged to do it if ( m_spawnflags & SF_ANTLIONGUARD_SERVERSIDE_RAGDOLL ) { CTakeDamageInfo info; // Fake the info info.SetDamageType( DMG_GENERIC ); info.SetDamageForce( force ); info.SetDamagePosition( WorldSpaceCenter() ); CBaseEntity *pRagdoll = CreateServerRagdoll( this, 0, info, COLLISION_GROUP_NONE ); // Transfer our name to the new ragdoll pRagdoll->SetName( GetEntityName() ); pRagdoll->SetCollisionGroup( COLLISION_GROUP_DEBRIS ); // Get rid of our old body UTIL_Remove(this); return true; } return BaseClass::BecomeRagdollOnClient( force ); } //----------------------------------------------------------------------------- // Purpose: Override how we face our target as we move // Output : //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::OverrideMoveFacing( const AILocalMoveGoal_t &move, float flInterval ) { Vector vecFacePosition = vec3_origin; CBaseEntity *pFaceTarget = NULL; bool bFaceTarget = false; // FIXME: this will break scripted sequences that walk when they have an enemy if ( m_hChargeTarget ) { vecFacePosition = m_hChargeTarget->GetAbsOrigin(); pFaceTarget = m_hChargeTarget; bFaceTarget = true; } #ifdef HL2_EPISODIC else if ( GetEnemy() && IsCurSchedule( SCHED_ANTLIONGUARD_CANT_ATTACK ) ) { // Always face our enemy when randomly patrolling around vecFacePosition = GetEnemy()->EyePosition(); pFaceTarget = GetEnemy(); bFaceTarget = true; } #endif // HL2_EPISODIC else if ( GetEnemy() && GetNavigator()->GetMovementActivity() == ACT_RUN ) { Vector vecEnemyLKP = GetEnemyLKP(); // Only start facing when we're close enough if ( ( UTIL_DistApprox( vecEnemyLKP, GetAbsOrigin() ) < 512 ) || IsCurSchedule( SCHED_ANTLIONGUARD_PATROL_RUN ) ) { vecFacePosition = vecEnemyLKP; pFaceTarget = GetEnemy(); bFaceTarget = true; } } // Face if ( bFaceTarget ) { AddFacingTarget( pFaceTarget, vecFacePosition, 1.0, 0.2 ); } return BaseClass::OverrideMoveFacing( move, flInterval ); } //----------------------------------------------------------------------------- // Purpose: // Input : &info - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::IsHeavyDamage( const CTakeDamageInfo &info ) { // Struck by blast if ( info.GetDamageType() & DMG_BLAST ) { if ( info.GetDamage() > MIN_BLAST_DAMAGE ) return true; } // Struck by large object if ( info.GetDamageType() & DMG_CRUSH ) { IPhysicsObject *pPhysObject = info.GetInflictor()->VPhysicsGetObject(); if ( ( pPhysObject != NULL ) && ( pPhysObject->GetGameFlags() & FVPHYSICS_WAS_THROWN ) ) { // Always take hits from a combine ball if ( UTIL_IsAR2CombineBall( info.GetInflictor() ) ) return true; // If we're under half health, stop being interrupted by heavy damage if ( GetHealth() < (GetMaxHealth() * 0.25) ) return false; // Ignore physics damages that don't do much damage if ( info.GetDamage() < MIN_CRUSH_DAMAGE ) return false; return true; } return false; } return false; } //----------------------------------------------------------------------------- // Purpose: // Input : &info - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::IsLightDamage( const CTakeDamageInfo &info ) { return false; } //----------------------------------------------------------------------------- // Purpose: // Input : *pChild - //----------------------------------------------------------------------------- void CNPC_AntlionGuard::InputSummonedAntlionDied( inputdata_t &inputdata ) { m_iNumLiveAntlions--; Assert( m_iNumLiveAntlions >= 0 ); if ( g_debug_antlionguard.GetInt() == 2 ) { Msg("Guard summoned antlion count: %d\n", m_iNumLiveAntlions ); } } //----------------------------------------------------------------------------- // Purpose: Filter out sounds we don't care about // Input : *pSound - sound to test against // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CNPC_AntlionGuard::QueryHearSound( CSound *pSound ) { // Don't bother with danger sounds from antlions or other guards if ( pSound->SoundType() == SOUND_DANGER && ( pSound->m_hOwner != NULL && pSound->m_hOwner->Classify() == CLASS_ANTLION ) ) return false; return BaseClass::QueryHearSound( pSound ); } //----------------------------------------------------------------------------- // // Schedules // //----------------------------------------------------------------------------- AI_BEGIN_CUSTOM_NPC( npc_antlionguard, CNPC_AntlionGuard ) //Tasks DECLARE_TASK( TASK_ANTLIONGUARD_CHARGE ) DECLARE_TASK( TASK_ANTLIONGUARD_GET_PATH_TO_PHYSOBJECT ) DECLARE_TASK( TASK_ANTLIONGUARD_SHOVE_PHYSOBJECT ) DECLARE_TASK( TASK_ANTLIONGUARD_SUMMON ) DECLARE_TASK( TASK_ANTLIONGUARD_SET_FLINCH_ACTIVITY ) DECLARE_TASK( TASK_ANTLIONGUARD_GET_PATH_TO_CHARGE_POSITION ) DECLARE_TASK( TASK_ANTLIONGUARD_GET_PATH_TO_NEAREST_NODE ) DECLARE_TASK( TASK_ANTLIONGUARD_GET_CHASE_PATH_ENEMY_TOLERANCE ) DECLARE_TASK( TASK_ANTLIONGUARD_OPPORTUNITY_THROW ) DECLARE_TASK( TASK_ANTLIONGUARD_FIND_PHYSOBJECT ) //Activities DECLARE_ACTIVITY( ACT_ANTLIONGUARD_SEARCH ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PEEK_FLINCH ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PEEK_ENTER ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PEEK_EXIT ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PEEK1 ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_BARK ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PEEK_SIGHTED ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_START ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_CANCEL ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_RUN ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_CRASH ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_STOP ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_HIT ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_CHARGE_ANTICIPATION ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_SHOVE_PHYSOBJECT ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_FLINCH_LIGHT ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_UNBURROW ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_ROAR ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_RUN_HURT ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PHYSHIT_FR ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PHYSHIT_FL ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PHYSHIT_RR ) DECLARE_ACTIVITY( ACT_ANTLIONGUARD_PHYSHIT_RL ) //Adrian: events go here DECLARE_ANIMEVENT( AE_ANTLIONGUARD_CHARGE_HIT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_SHOVE_PHYSOBJECT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_SHOVE ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_FOOTSTEP_LIGHT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_FOOTSTEP_HEAVY ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_CHARGE_EARLYOUT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_GROWL ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_BARK ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_PAIN ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_SQUEEZE ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_SCRATCH ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_GRUNT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_BURROW_OUT ) DECLARE_ANIMEVENT( AE_ANTLIONGUARD_VOICE_ROAR ) DECLARE_CONDITION( COND_ANTLIONGUARD_PHYSICS_TARGET ) DECLARE_CONDITION( COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID ) DECLARE_CONDITION( COND_ANTLIONGUARD_HAS_CHARGE_TARGET ) DECLARE_CONDITION( COND_ANTLIONGUARD_CAN_SUMMON ) //================================================== // SCHED_ANTLIONGUARD_SUMMON //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_SUMMON, " Tasks" " TASK_STOP_MOVING 0" " TASK_FACE_ENEMY 0" " TASK_PLAY_SEQUENCE ACTIVITY:ACT_ANTLIONGUARD_BARK" " TASK_ANTLIONGUARD_SUMMON 0" " TASK_ANTLIONGUARD_OPPORTUNITY_THROW 0" " " " Interrupts" ) //================================================== // SCHED_ANTLIONGUARD_CHARGE //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CHARGE, " Tasks" " TASK_STOP_MOVING 0" " TASK_SET_FAIL_SCHEDULE SCHEDULE:SCHED_CHASE_ENEMY" " TASK_FACE_ENEMY 0" " TASK_ANTLIONGUARD_CHARGE 0" "" " Interrupts" " COND_TASK_FAILED" // These are deliberately left out so they can be detected during the // charge Task and correctly play the charge stop animation. //" COND_NEW_ENEMY" //" COND_ENEMY_DEAD" //" COND_LOST_ENEMY" ) //================================================== // SCHED_ANTLIONGUARD_CHARGE_TARGET //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CHARGE_TARGET, " Tasks" " TASK_STOP_MOVING 0" " TASK_FACE_ENEMY 0" " TASK_ANTLIONGUARD_CHARGE 0" "" " Interrupts" " COND_TASK_FAILED" " COND_ENEMY_DEAD" ) //================================================== // SCHED_ANTLIONGUARD_CHARGE_SMASH //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CHARGE_CRASH, " Tasks" " TASK_STOP_MOVING 0" " TASK_PLAY_SEQUENCE ACTIVITY:ACT_ANTLIONGUARD_CHARGE_CRASH" "" " Interrupts" " COND_TASK_FAILED" ) //================================================== // SCHED_ANTLIONGUARD_PHYSICS_ATTACK //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_PHYSICS_ATTACK, " Tasks" " TASK_SET_FAIL_SCHEDULE SCHEDULE:SCHED_CHASE_ENEMY" " TASK_ANTLIONGUARD_GET_PATH_TO_PHYSOBJECT 0" " TASK_RUN_PATH 0" " TASK_WAIT_FOR_MOVEMENT 0" " TASK_FACE_ENEMY 0" " TASK_ANTLIONGUARD_SHOVE_PHYSOBJECT 0" "" " Interrupts" " COND_TASK_FAILED" " COND_ENEMY_DEAD" " COND_LOST_ENEMY" " COND_ANTLIONGUARD_PHYSICS_TARGET_INVALID" ) //================================================== // SCHED_FORCE_ANTLIONGUARD_PHYSICS_ATTACK //================================================== DEFINE_SCHEDULE ( SCHED_FORCE_ANTLIONGUARD_PHYSICS_ATTACK, " Tasks" " TASK_SET_FAIL_SCHEDULE SCHEDULE:SCHED_ANTLIONGUARD_CANT_ATTACK" " TASK_ANTLIONGUARD_FIND_PHYSOBJECT 0" " TASK_SET_SCHEDULE SCHEDULE:SCHED_ANTLIONGUARD_PHYSICS_ATTACK" "" " Interrupts" ) //================================================== // SCHED_ANTLIONGUARD_CANT_ATTACK // If we're here, the guard can't chase enemy, can't find a physobject to attack with, and can't summon //================================================== #ifdef HL2_EPISODIC DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CANT_ATTACK, " Tasks" " TASK_SET_ROUTE_SEARCH_TIME 5" // Spend 5 seconds trying to build a path if stuck " TASK_GET_PATH_TO_RANDOM_NODE 200" " TASK_WALK_PATH 0" " TASK_WAIT_FOR_MOVEMENT 0" " TASK_WAIT_PVS 0" "" " Interrupts" " COND_GIVE_WAY" " COND_NEW_ENEMY" ) #else DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CANT_ATTACK, " Tasks" " TASK_WAIT 5" "" " Interrupts" ) #endif //================================================== // SCHED_ANTLIONGUARD_PHYSICS_DAMAGE_HEAVY //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_PHYSICS_DAMAGE_HEAVY, " Tasks" " TASK_STOP_MOVING 0" " TASK_RESET_ACTIVITY 0" " TASK_ANTLIONGUARD_SET_FLINCH_ACTIVITY 0" "" " Interrupts" ) //================================================== // SCHED_ANTLIONGUARD_UNBURROW //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_UNBURROW, " Tasks" " TASK_PLAY_SEQUENCE ACTIVITY:ACT_ANTLIONGUARD_UNBURROW" "" " Interrupts" ) //================================================== // SCHED_ANTLIONGUARD_CHARGE_CANCEL //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CHARGE_CANCEL, " Tasks" " TASK_PLAY_SEQUENCE ACTIVITY:ACT_ANTLIONGUARD_CHARGE_CANCEL" "" " Interrupts" ) //================================================== // SCHED_ANTLIONGUARD_FIND_CHARGE_POSITION //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_FIND_CHARGE_POSITION, " Tasks" " TASK_ANTLIONGUARD_GET_PATH_TO_CHARGE_POSITION 0" " TASK_RUN_PATH 0" " TASK_WAIT_FOR_MOVEMENT 0" " " " Interrupts" " COND_ENEMY_DEAD" " COND_GIVE_WAY" " COND_TASK_FAILED" ) //========================================================= // > SCHED_ANTLIONGUARD_CHASE_ENEMY_TOLERANCE //========================================================= DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_CHASE_ENEMY_TOLERANCE, " Tasks" " TASK_STOP_MOVING 0" " TASK_SET_FAIL_SCHEDULE SCHEDULE:SCHED_ANTLIONGUARD_PATROL_RUN" " TASK_ANTLIONGUARD_GET_CHASE_PATH_ENEMY_TOLERANCE 150" " TASK_RUN_PATH 0" " TASK_WAIT_FOR_MOVEMENT 0" " TASK_FACE_ENEMY 0" "" " Interrupts" " COND_TASK_FAILED" " COND_CAN_MELEE_ATTACK1" " COND_GIVE_WAY" " COND_NEW_ENEMY" " COND_ANTLIONGUARD_CAN_SUMMON" ); //========================================================= // > PATROL_RUN //========================================================= DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_PATROL_RUN, " Tasks" " TASK_SET_FAIL_SCHEDULE SCHEDULE:SCHED_FORCE_ANTLIONGUARD_PHYSICS_ATTACK" " TASK_SET_ROUTE_SEARCH_TIME 5" // Spend 5 seconds trying to build a path if stuck " TASK_ANTLIONGUARD_GET_PATH_TO_NEAREST_NODE 200" " TASK_RUN_PATH 0" " TASK_WAIT_FOR_MOVEMENT 0" "" " Interrupts" " COND_TASK_FAILED" " COND_CAN_MELEE_ATTACK1" " COND_GIVE_WAY" " COND_NEW_ENEMY" " COND_ANTLIONGUARD_PHYSICS_TARGET" " COND_ANTLIONGUARD_CAN_SUMMON" ); //================================================== // SCHED_ANTLIONGUARD_ROAR //================================================== DEFINE_SCHEDULE ( SCHED_ANTLIONGUARD_ROAR, " Tasks" " TASK_STOP_MOVING 0" " TASK_FACE_ENEMY 0" " TASK_PLAY_SEQUENCE ACTIVITY:ACT_ANTLIONGUARD_ROAR" " " " Interrupts" ) AI_END_CUSTOM_NPC()
# | Change | User | Description | Committed | |
---|---|---|---|---|---|
#1 | 5821 | Knut Wikstrom |
Added Valve Source code. This is NOT to be commited to other than new code from Valve. |