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3497 lines
91 KiB
3497 lines
91 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "ai_default.h"
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#include "ai_basenpc.h"
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#include "ammodef.h"
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#include "ai_task.h"
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#include "ai_schedule.h"
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#include "ai_node.h"
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#include "ai_hull.h"
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#include "ai_memory.h"
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#include "ai_senses.h"
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#include "beam_shared.h"
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#include "game.h"
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#include "npcevent.h"
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#include "entitylist.h"
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#include "activitylist.h"
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#include "soundent.h"
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#include "gib.h"
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#include "ndebugoverlay.h"
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#include "smoke_trail.h"
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#include "weapon_rpg.h"
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#include "player.h"
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#include "mathlib/mathlib.h"
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#include "vstdlib/random.h"
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#include "engine/IEngineSound.h"
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#include "IEffects.h"
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#include "effect_color_tables.h"
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#include "npc_rollermine.h"
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#include "eventqueue.h"
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#include "effect_dispatch_data.h"
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#include "te_effect_dispatch.h"
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#include "collisionutils.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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extern Vector PointOnLineNearestPoint(const Vector& vStartPos, const Vector& vEndPos, const Vector& vPoint);
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ConVar bulletSpeed( "bulletspeed", "6000" );
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ConVar sniperLines( "showsniperlines", "0" );
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ConVar sniperviewdist("sniperviewdist", "35" );
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ConVar showsniperdist("showsniperdist", "0" );
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ConVar sniperspeak( "sniperspeak", "0" );
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ConVar sniper_xbox_delay( "sniper_xbox_delay", "1" );
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// Moved to HL2_SharedGameRules because these are referenced by shared AmmoDef functions
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extern ConVar sk_dmg_sniper_penetrate_plr;
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extern ConVar sk_dmg_sniper_penetrate_npc;
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// No model, impervious to damage.
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#define SF_SNIPER_HIDDEN (1 << 16)
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#define SF_SNIPER_VIEWCONE (1 << 17) ///< when set, sniper only sees in a small cone around the laser.
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#define SF_SNIPER_NOCORPSE (1 << 18) ///< when set, no corpse
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#define SF_SNIPER_STARTDISABLED (1 << 19)
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#define SF_SNIPER_FAST (1 << 20) ///< This is faster-shooting sniper. Paint time is decreased 25%. Bullet speed increases 150%.
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#define SF_SNIPER_NOSWEEP (1 << 21) ///< This sniper doesn't sweep to the target or use decoys.
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// If the last time I fired at someone was between 0 and this many seconds, draw
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// a bead on them much faster. (use subsequent paint time)
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#define SNIPER_FASTER_ATTACK_PERIOD 3.0f
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// These numbers determine the interval between shots. They used to be constants,
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// but are now keyfields. HL2 backwards compatibility was maintained by supplying
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// default values in the constructor.
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#if 0
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// How long to aim at someone before shooting them.
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#define SNIPER_PAINT_ENEMY_TIME 1.0f
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// ...plus this
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#define SNIPER_PAINT_NPC_TIME_NOISE 0.75f
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#else
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// How long to aim at someone before shooting them.
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#define SNIPER_DEFAULT_PAINT_ENEMY_TIME 1.0f
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// ...plus this
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#define SNIPER_DEFAULT_PAINT_NPC_TIME_NOISE 0.75f
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#endif
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#define SNIPER_SUBSEQUENT_PAINT_TIME ( ( IsXbox() ) ? 1.0f : 0.4f )
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#define SNIPER_FOG_PAINT_ENEMY_TIME 0.25f
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#define SNIPER_PAINT_DECOY_TIME 2.0f
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#define SNIPER_PAINT_FRUSTRATED_TIME 1.0f
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#define SNIPER_QUICKAIM_TIME 0.2f
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#define SNIPER_PAINT_NO_SHOT_TIME 0.7f
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#define SNIPER_DECOY_MAX_MASS 200.0f
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// #def'ing this will turn on heaps of sniper debug messages.
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#undef SNIPER_DEBUG
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// Target protection
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#define SNIPER_PROTECTION_MINDIST (1024.0*1024.0) // Distance around protect target that sniper does priority modification in
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#define SNIPER_PROTECTION_PRIORITYCAP 100.0 // Max addition to priority of an enemy right next to the protect target, falls to 0 at SNIPER_PROTECTION_MINDIST.
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//---------------------------------------------------------
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// Like an infotarget, but shares a spawnflag that has
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// relevance to the sniper.
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//---------------------------------------------------------
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#define SF_SNIPERTARGET_SHOOTME 1
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#define SF_SNIPERTARGET_NOINTERRUPT 2
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#define SF_SNIPERTARGET_SNAPSHOT 4
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#define SF_SNIPERTARGET_RESUME 8
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#define SF_SNIPERTARGET_SNAPTO 16
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#define SF_SNIPERTARGET_FOCUS 32
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#define SNIPER_DECOY_RADIUS 256
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#define SNIPER_NUM_DECOYS 5
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#define NUM_OLDDECOYS 5
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#define NUM_PENETRATIONS 3
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#define PENETRATION_THICKNESS 5
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#define SNIPER_MAX_GROUP_TARGETS 16
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//=========================================================
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//=========================================================
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class CSniperTarget : public CPointEntity
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{
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DECLARE_DATADESC();
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public:
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DECLARE_CLASS( CSniperTarget, CPointEntity );
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bool KeyValue( const char *szKeyName, const char *szValue );
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string_t m_iszGroupName;
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};
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//---------------------------------------------------------
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// Save/Restore
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//---------------------------------------------------------
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BEGIN_DATADESC( CSniperTarget )
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DEFINE_FIELD( m_iszGroupName, FIELD_STRING ),
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END_DATADESC()
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//=========================================================
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//=========================================================
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class CSniperBullet : public CBaseEntity
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{
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public:
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DECLARE_CLASS( CSniperBullet, CBaseEntity );
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CSniperBullet( void ) { Init(); }
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Vector m_vecDir;
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Vector m_vecStart;
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Vector m_vecEnd;
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float m_flLastThink;
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float m_SoundTime;
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int m_AmmoType;
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int m_PenetratedAmmoType;
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float m_Speed;
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bool m_bDirectShot;
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void Precache( void );
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bool IsActive( void ) { return m_fActive; }
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bool Start( const Vector &vecOrigin, const Vector &vecTarget, CBaseEntity *pOwner, bool bDirectShot );
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void Stop( void );
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void BulletThink( void );
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void Init( void );
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DECLARE_DATADESC();
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private:
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// Only one shot per sniper at a time. If a bullet hasn't
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// hit, the shooter must wait.
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bool m_fActive;
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// This tracks how many times this single bullet has
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// struck. This is for penetration, so the bullet can
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// go through things.
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int m_iImpacts;
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};
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//=========================================================
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//=========================================================
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class CProtoSniper : public CAI_BaseNPC
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{
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DECLARE_CLASS( CProtoSniper, CAI_BaseNPC );
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public:
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CProtoSniper( void );
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void Precache( void );
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void Spawn( void );
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Class_T Classify( void );
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float MaxYawSpeed( void );
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Vector EyePosition( void );
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void UpdateEfficiency( bool bInPVS ) { SetEfficiency( ( GetSleepState() != AISS_AWAKE ) ? AIE_DORMANT : AIE_NORMAL ); SetMoveEfficiency( AIME_NORMAL ); }
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bool IsLaserOn( void ) { return m_pBeam != NULL; }
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void Event_Killed( const CTakeDamageInfo &info );
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void Event_KilledOther( CBaseEntity *pVictim, const CTakeDamageInfo &info );
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void UpdateOnRemove( void );
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int OnTakeDamage_Alive( const CTakeDamageInfo &info );
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bool WeaponLOSCondition(const Vector &ownerPos, const Vector &targetPos, bool bSetConditions) {return true;}
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int IRelationPriority( CBaseEntity *pTarget );
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bool IsFastSniper() { return HasSpawnFlags(SF_SNIPER_FAST); }
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bool QuerySeeEntity( CBaseEntity *pEntity, bool bOnlyHateOrFearIfNPC = false );
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virtual bool FInViewCone( CBaseEntity *pEntity );
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void StartTask( const Task_t *pTask );
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void RunTask( const Task_t *pTask );
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int RangeAttack1Conditions ( float flDot, float flDist );
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bool FireBullet( const Vector &vecTarget, bool bDirectShot );
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float GetBulletSpeed();
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Vector DesiredBodyTarget( CBaseEntity *pTarget );
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Vector LeadTarget( CBaseEntity *pTarget );
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CBaseEntity *PickDeadPlayerTarget();
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virtual int SelectSchedule( void );
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virtual int TranslateSchedule( int scheduleType );
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bool KeyValue( const char *szKeyName, const char *szValue );
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void PrescheduleThink( void );
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static const char *pAttackSounds[];
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bool FCanCheckAttacks ( void );
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bool FindDecoyObject( void );
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void ScopeGlint();
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int GetSoundInterests( void );
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void OnListened();
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Vector GetBulletOrigin( void );
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virtual int Restore( IRestore &restore );
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virtual void OnScheduleChange( void );
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bool FVisible( CBaseEntity *pEntity, int traceMask = MASK_BLOCKLOS, CBaseEntity **ppBlocker = NULL );
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bool ShouldNotDistanceCull() { return true; }
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int DrawDebugTextOverlays();
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void NotifyShotMissedTarget();
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private:
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bool ShouldSnapShot( void );
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void ClearTargetGroup( void );
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float GetPositionParameter( float flTime, bool fLinear );
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void GetPaintAim( const Vector &vecStart, const Vector &vecGoal, float flParameter, Vector *pProgress );
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bool IsSweepingRandomly( void ) { return m_iNumGroupTargets > 0; }
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void ClearOldDecoys( void );
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void AddOldDecoy( CBaseEntity *pDecoy );
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bool HasOldDecoy( CBaseEntity *pDecoy );
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bool FindFrustratedShot( float flNoise );
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bool VerifyShot( CBaseEntity *pTarget );
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void SetSweepTarget( const char *pszTarget );
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// Inputs
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void InputEnableSniper( inputdata_t &inputdata );
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void InputDisableSniper( inputdata_t &inputdata );
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void InputSetDecoyRadius( inputdata_t &inputdata );
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void InputSweepTarget( inputdata_t &inputdata );
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void InputSweepTargetHighestPriority( inputdata_t &inputdata );
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void InputSweepGroupRandomly( inputdata_t &inputdata );
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void InputStopSweeping( inputdata_t &inputdata );
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void InputProtectTarget( inputdata_t &inputdata );
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#if HL2_EPISODIC
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void InputSetPaintInterval( inputdata_t &inputdata );
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void InputSetPaintIntervalVariance( inputdata_t &inputdata );
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#endif
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void LaserOff( void );
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void LaserOn( const Vector &vecTarget, const Vector &vecDeviance );
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void PaintTarget( const Vector &vecTarget, float flPaintTime );
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bool IsPlayerAllySniper();
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private:
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/// This is the variable from which m_flPaintTime gets set.
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/// How long to aim at someone before shooting them.
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float m_flKeyfieldPaintTime;
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/// A random number from 0 to this is added to m_flKeyfieldPaintTime
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/// to yield m_flPaintTime's initial delay.
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float m_flKeyfieldPaintTimeNoise;
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// This keeps track of the last spot the laser painted. For
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// continuous sweeping that changes direction.
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Vector m_vecPaintCursor;
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float m_flPaintTime;
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bool m_fWeaponLoaded;
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bool m_fEnabled;
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bool m_fIsPatient;
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float m_flPatience;
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int m_iMisses;
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EHANDLE m_hDecoyObject;
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EHANDLE m_hSweepTarget;
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Vector m_vecDecoyObjectTarget;
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Vector m_vecFrustratedTarget;
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Vector m_vecPaintStart; // used to track where a sweep starts for the purpose of interpolating.
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float m_flFrustration;
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float m_flThinkInterval;
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float m_flDecoyRadius;
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CBeam *m_pBeam;
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bool m_fSnapShot;
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int m_iNumGroupTargets;
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CBaseEntity *m_pGroupTarget[ SNIPER_MAX_GROUP_TARGETS ];
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bool m_bSweepHighestPriority; // My hack :[ (sjb)
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int m_iBeamBrightness;
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// bullet stopping energy shield effect.
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float m_flShieldDist;
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float m_flShieldRadius;
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float m_flTimeLastAttackedPlayer;
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// Protection
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EHANDLE m_hProtectTarget; // Entity that this sniper is supposed to protect
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float m_flDangerEnemyDistance; // Distance to the enemy nearest the protect target
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// Have I warned the target that I'm pointing my laser at them?
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bool m_bWarnedTargetEntity;
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float m_flTimeLastShotMissed;
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bool m_bKilledPlayer;
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bool m_bShootZombiesInChest; ///< if true, do not try to shoot zombies in the headcrab
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COutputEvent m_OnShotFired;
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DEFINE_CUSTOM_AI;
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|
DECLARE_DATADESC();
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
// NOTES about the Sniper:
|
||
|
|
//
|
||
|
|
// PATIENCE:
|
||
|
|
// The concept of "patience" is simply a restriction placed
|
||
|
|
// on how close a target has to be to the sniper before the
|
||
|
|
// sniper will take his first shot at the target. This
|
||
|
|
// distance is referred to as "patience" is set by the `
|
||
|
|
// designer in Worldcraft. The sniper won't attack unless
|
||
|
|
// the target enters this radius. Once the sniper takes
|
||
|
|
// this first shot, he will not return to a patient state.
|
||
|
|
// He will then shoot at any/all targets to which there is
|
||
|
|
// a clear shot, regardless of distance. (sjb)
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// TODO: Sniper accumulates frustration while reloading.
|
||
|
|
// probably should subtract reload time from frustration.
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
short sFlashSprite;
|
||
|
|
short sHaloSprite;
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
BEGIN_DATADESC( CProtoSniper )
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_fWeaponLoaded, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_fEnabled, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_fIsPatient, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_flPatience, FIELD_FLOAT ),
|
||
|
|
DEFINE_FIELD( m_iMisses, FIELD_INTEGER ),
|
||
|
|
DEFINE_FIELD( m_hDecoyObject, FIELD_EHANDLE ),
|
||
|
|
DEFINE_FIELD( m_hSweepTarget, FIELD_EHANDLE ),
|
||
|
|
DEFINE_FIELD( m_vecDecoyObjectTarget, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_vecFrustratedTarget, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_vecPaintStart, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_flPaintTime, FIELD_TIME ),
|
||
|
|
DEFINE_FIELD( m_vecPaintCursor, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_flFrustration, FIELD_TIME ),
|
||
|
|
DEFINE_FIELD( m_flThinkInterval, FIELD_FLOAT ),
|
||
|
|
DEFINE_FIELD( m_flDecoyRadius, FIELD_FLOAT ),
|
||
|
|
DEFINE_FIELD( m_pBeam, FIELD_CLASSPTR ),
|
||
|
|
DEFINE_FIELD( m_fSnapShot, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_iNumGroupTargets, FIELD_INTEGER ),
|
||
|
|
DEFINE_ARRAY( m_pGroupTarget, FIELD_CLASSPTR, SNIPER_MAX_GROUP_TARGETS ),
|
||
|
|
DEFINE_KEYFIELD( m_iBeamBrightness, FIELD_INTEGER, "beambrightness" ),
|
||
|
|
|
||
|
|
|
||
|
|
DEFINE_KEYFIELD(m_flShieldDist, FIELD_FLOAT, "shielddistance" ),
|
||
|
|
DEFINE_KEYFIELD(m_flShieldRadius, FIELD_FLOAT, "shieldradius" ),
|
||
|
|
DEFINE_KEYFIELD(m_bShootZombiesInChest, FIELD_BOOLEAN, "shootZombiesInChest" ),
|
||
|
|
|
||
|
|
DEFINE_KEYFIELD(m_flKeyfieldPaintTime, FIELD_FLOAT, "PaintInterval" ),
|
||
|
|
DEFINE_KEYFIELD(m_flKeyfieldPaintTimeNoise, FIELD_FLOAT, "PaintIntervalVariance" ),
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_flTimeLastAttackedPlayer, FIELD_TIME ),
|
||
|
|
DEFINE_FIELD( m_hProtectTarget, FIELD_EHANDLE ),
|
||
|
|
DEFINE_FIELD( m_flDangerEnemyDistance, FIELD_FLOAT ),
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_bSweepHighestPriority, FIELD_BOOLEAN ),
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_bWarnedTargetEntity, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_flTimeLastShotMissed, FIELD_TIME ),
|
||
|
|
|
||
|
|
// Inputs
|
||
|
|
DEFINE_INPUTFUNC( FIELD_VOID, "EnableSniper", InputEnableSniper ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_VOID, "DisableSniper", InputDisableSniper ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_INTEGER, "SetDecoyRadius", InputSetDecoyRadius ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_STRING, "SweepTarget", InputSweepTarget ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_STRING, "SweepTargetHighestPriority", InputSweepTargetHighestPriority ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_STRING, "SweepGroupRandomly", InputSweepGroupRandomly ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_STRING, "StopSweeping", InputStopSweeping ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_STRING, "ProtectTarget", InputProtectTarget ),
|
||
|
|
|
||
|
|
#if HL2_EPISODIC
|
||
|
|
DEFINE_INPUTFUNC( FIELD_FLOAT, "SetPaintInterval", InputSetPaintInterval ),
|
||
|
|
DEFINE_INPUTFUNC( FIELD_FLOAT, "SetPaintIntervalVariance", InputSetPaintIntervalVariance ),
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// Outputs
|
||
|
|
DEFINE_OUTPUT( m_OnShotFired, "OnShotFired" ),
|
||
|
|
|
||
|
|
END_DATADESC()
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
BEGIN_DATADESC( CSniperBullet )
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_SoundTime, FIELD_TIME ),
|
||
|
|
DEFINE_FIELD( m_AmmoType, FIELD_INTEGER ),
|
||
|
|
DEFINE_FIELD( m_PenetratedAmmoType, FIELD_INTEGER ),
|
||
|
|
DEFINE_FIELD( m_fActive, FIELD_BOOLEAN ),
|
||
|
|
DEFINE_FIELD( m_iImpacts, FIELD_INTEGER ),
|
||
|
|
DEFINE_FIELD( m_vecOrigin, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_vecDir, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_flLastThink, FIELD_TIME ),
|
||
|
|
DEFINE_FIELD( m_Speed, FIELD_FLOAT ),
|
||
|
|
DEFINE_FIELD( m_bDirectShot, FIELD_BOOLEAN ),
|
||
|
|
|
||
|
|
DEFINE_FIELD( m_vecStart, FIELD_VECTOR ),
|
||
|
|
DEFINE_FIELD( m_vecEnd, FIELD_VECTOR ),
|
||
|
|
|
||
|
|
DEFINE_THINKFUNC( BulletThink ),
|
||
|
|
|
||
|
|
END_DATADESC()
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// Private conditions
|
||
|
|
//=========================================================
|
||
|
|
enum Sniper_Conds
|
||
|
|
{
|
||
|
|
COND_SNIPER_CANATTACKDECOY = LAST_SHARED_CONDITION,
|
||
|
|
COND_SNIPER_SUPPRESSED,
|
||
|
|
COND_SNIPER_ENABLED,
|
||
|
|
COND_SNIPER_DISABLED,
|
||
|
|
COND_SNIPER_FRUSTRATED,
|
||
|
|
COND_SNIPER_SWEEP_TARGET,
|
||
|
|
COND_SNIPER_NO_SHOT,
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// schedules
|
||
|
|
//=========================================================
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
SCHED_PSNIPER_SCAN = LAST_SHARED_SCHEDULE,
|
||
|
|
SCHED_PSNIPER_CAMP,
|
||
|
|
SCHED_PSNIPER_ATTACK,
|
||
|
|
SCHED_PSNIPER_RELOAD,
|
||
|
|
SCHED_PSNIPER_ATTACKDECOY,
|
||
|
|
SCHED_PSNIPER_SUPPRESSED,
|
||
|
|
SCHED_PSNIPER_DISABLEDWAIT,
|
||
|
|
SCHED_PSNIPER_FRUSTRATED_ATTACK,
|
||
|
|
SCHED_PSNIPER_SWEEP_TARGET,
|
||
|
|
SCHED_PSNIPER_SWEEP_TARGET_NOINTERRUPT,
|
||
|
|
SCHED_PSNIPER_SNAPATTACK,
|
||
|
|
SCHED_PSNIPER_NO_CLEAR_SHOT,
|
||
|
|
SCHED_PSNIPER_PLAYER_DEAD,
|
||
|
|
};
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// tasks
|
||
|
|
//=========================================================
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
TASK_SNIPER_FRUSTRATED_ATTACK = LAST_SHARED_TASK,
|
||
|
|
TASK_SNIPER_PAINT_ENEMY,
|
||
|
|
TASK_SNIPER_PAINT_DECOY,
|
||
|
|
TASK_SNIPER_PAINT_FRUSTRATED,
|
||
|
|
TASK_SNIPER_PAINT_SWEEP_TARGET,
|
||
|
|
TASK_SNIPER_ATTACK_CURSOR,
|
||
|
|
TASK_SNIPER_PAINT_NO_SHOT,
|
||
|
|
TASK_SNIPER_PLAYER_DEAD,
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
CProtoSniper::CProtoSniper( void ) : m_flKeyfieldPaintTime(SNIPER_DEFAULT_PAINT_ENEMY_TIME),
|
||
|
|
m_flKeyfieldPaintTimeNoise(SNIPER_DEFAULT_PAINT_NPC_TIME_NOISE)
|
||
|
|
{
|
||
|
|
#ifdef _DEBUG
|
||
|
|
m_vecPaintCursor.Init();
|
||
|
|
m_vecDecoyObjectTarget.Init();
|
||
|
|
m_vecFrustratedTarget.Init();
|
||
|
|
m_vecPaintStart.Init();
|
||
|
|
#endif
|
||
|
|
|
||
|
|
m_iMisses = 0;
|
||
|
|
m_flDecoyRadius = SNIPER_DECOY_RADIUS;
|
||
|
|
m_fSnapShot = false;
|
||
|
|
m_iBeamBrightness = 100;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CProtoSniper::QuerySeeEntity( CBaseEntity *pEntity, bool bOnlyHateOrFearIfNPC )
|
||
|
|
{
|
||
|
|
Disposition_t disp = IRelationType(pEntity);
|
||
|
|
if( disp != D_HT )
|
||
|
|
{
|
||
|
|
// Don't bother with anything I wouldn't shoot.
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !FInViewCone(pEntity) )
|
||
|
|
{
|
||
|
|
// Yes, this does call FInViewCone twice a frame for all entities checked for
|
||
|
|
// visibility, but doing this allows us to cut out a bunch of traces that would
|
||
|
|
// be done by VerifyShot for entities that aren't even in our viewcone.
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( VerifyShot( pEntity ) )
|
||
|
|
{
|
||
|
|
return BaseClass::QuerySeeEntity(pEntity, bOnlyHateOrFearIfNPC);
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CProtoSniper::FInViewCone ( CBaseEntity *pEntity )
|
||
|
|
{
|
||
|
|
if( pEntity->GetFlags() & FL_CLIENT )
|
||
|
|
{
|
||
|
|
CBasePlayer *pPlayer;
|
||
|
|
|
||
|
|
pPlayer = ToBasePlayer( pEntity );
|
||
|
|
|
||
|
|
if( m_spawnflags & SF_SNIPER_VIEWCONE )
|
||
|
|
{
|
||
|
|
// See how close this spot is to the laser.
|
||
|
|
Vector vecEyes;
|
||
|
|
Vector vecLOS;
|
||
|
|
float flDist;
|
||
|
|
Vector vecNearestPoint;
|
||
|
|
|
||
|
|
vecEyes = EyePosition();
|
||
|
|
vecLOS = m_vecPaintCursor - vecEyes;
|
||
|
|
VectorNormalize(vecLOS);
|
||
|
|
|
||
|
|
vecNearestPoint = PointOnLineNearestPoint( EyePosition(), EyePosition() + vecLOS * 8192, pPlayer->EyePosition() );
|
||
|
|
|
||
|
|
flDist = ( pPlayer->EyePosition() - vecNearestPoint ).Length();
|
||
|
|
|
||
|
|
if( showsniperdist.GetFloat() != 0 )
|
||
|
|
{
|
||
|
|
Msg( "Dist from beam: %f\n", flDist );
|
||
|
|
}
|
||
|
|
|
||
|
|
if( flDist <= sniperviewdist.GetFloat() )
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return BaseClass::FInViewCone( pEntity->EyePosition() );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::LaserOff( void )
|
||
|
|
{
|
||
|
|
if( m_pBeam )
|
||
|
|
{
|
||
|
|
UTIL_Remove( m_pBeam);
|
||
|
|
m_pBeam = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
SetNextThink( gpGlobals->curtime + 0.1f );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
#define LASER_LEAD_DIST 64
|
||
|
|
void CProtoSniper::LaserOn( const Vector &vecTarget, const Vector &vecDeviance )
|
||
|
|
{
|
||
|
|
if (!m_pBeam)
|
||
|
|
{
|
||
|
|
m_pBeam = CBeam::BeamCreate( "effects/bluelaser1.vmt", 1.0f );
|
||
|
|
m_pBeam->SetColor( 0, 100, 255 );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Beam seems to be on.
|
||
|
|
//return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Don't aim right at the guy right now.
|
||
|
|
Vector vecInitialAim;
|
||
|
|
|
||
|
|
if( vecDeviance == vec3_origin )
|
||
|
|
{
|
||
|
|
// Start the aim where it last left off!
|
||
|
|
vecInitialAim = m_vecPaintCursor;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
vecInitialAim = vecTarget;
|
||
|
|
}
|
||
|
|
|
||
|
|
vecInitialAim.x += random->RandomFloat( -vecDeviance.x, vecDeviance.x );
|
||
|
|
vecInitialAim.y += random->RandomFloat( -vecDeviance.y, vecDeviance.y );
|
||
|
|
vecInitialAim.z += random->RandomFloat( -vecDeviance.z, vecDeviance.z );
|
||
|
|
|
||
|
|
// The beam is backwards, sortof. The endpoint is the sniper. This is
|
||
|
|
// so that the beam can be tapered to very thin where it emits from the sniper.
|
||
|
|
m_pBeam->PointsInit( vecInitialAim, GetBulletOrigin() );
|
||
|
|
m_pBeam->SetBrightness( 255 );
|
||
|
|
m_pBeam->SetNoise( 0 );
|
||
|
|
m_pBeam->SetWidth( 1.0f );
|
||
|
|
m_pBeam->SetEndWidth( 0 );
|
||
|
|
m_pBeam->SetScrollRate( 0 );
|
||
|
|
m_pBeam->SetFadeLength( 0 );
|
||
|
|
m_pBeam->SetHaloTexture( sHaloSprite );
|
||
|
|
m_pBeam->SetHaloScale( 4.0f );
|
||
|
|
|
||
|
|
m_vecPaintStart = vecInitialAim;
|
||
|
|
|
||
|
|
// Think faster whilst painting. Higher resolution on the
|
||
|
|
// beam movement.
|
||
|
|
SetNextThink( gpGlobals->curtime + 0.02 );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Crikey!
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
float CProtoSniper::GetPositionParameter( float flTime, bool fLinear )
|
||
|
|
{
|
||
|
|
float flElapsedTime;
|
||
|
|
float flTimeParameter;
|
||
|
|
|
||
|
|
flElapsedTime = flTime - (GetWaitFinishTime() - gpGlobals->curtime);
|
||
|
|
|
||
|
|
flTimeParameter = ( flElapsedTime / flTime );
|
||
|
|
|
||
|
|
if( fLinear )
|
||
|
|
{
|
||
|
|
return flTimeParameter;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return (1 + sin( (M_PI * flTimeParameter) - (M_PI / 2) ) ) / 2;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::GetPaintAim( const Vector &vecStart, const Vector &vecGoal, float flParameter, Vector *pProgress )
|
||
|
|
{
|
||
|
|
#if 0
|
||
|
|
Vector vecDelta;
|
||
|
|
|
||
|
|
vecDelta = vecGoal - vecStart;
|
||
|
|
|
||
|
|
float flDist = VectorNormalize( vecDelta );
|
||
|
|
|
||
|
|
vecDelta = vecStart + vecDelta * (flDist * flParameter);
|
||
|
|
|
||
|
|
vecDelta = (vecDelta - GetBulletOrigin() ).Normalize();
|
||
|
|
|
||
|
|
*pProgress = vecDelta;
|
||
|
|
#else
|
||
|
|
// Quaternions
|
||
|
|
Vector vecIdealDir;
|
||
|
|
QAngle vecIdealAngles;
|
||
|
|
QAngle vecCurrentAngles;
|
||
|
|
Vector vecCurrentDir;
|
||
|
|
Vector vecBulletOrigin = GetBulletOrigin();
|
||
|
|
|
||
|
|
// vecIdealDir is where the gun should be aimed when the painting
|
||
|
|
// time is up. This can be approximate. This is only for drawing the
|
||
|
|
// laser, not actually aiming the weapon. A large discrepancy will look
|
||
|
|
// bad, though.
|
||
|
|
vecIdealDir = vecGoal - vecBulletOrigin;
|
||
|
|
VectorNormalize(vecIdealDir);
|
||
|
|
|
||
|
|
// Now turn vecIdealDir into angles!
|
||
|
|
VectorAngles( vecIdealDir, vecIdealAngles );
|
||
|
|
|
||
|
|
// This is the vector of the beam's current aim.
|
||
|
|
vecCurrentDir = vecStart - vecBulletOrigin;
|
||
|
|
VectorNormalize(vecCurrentDir);
|
||
|
|
|
||
|
|
// Turn this to angles, too.
|
||
|
|
VectorAngles( vecCurrentDir, vecCurrentAngles );
|
||
|
|
|
||
|
|
Quaternion idealQuat;
|
||
|
|
Quaternion currentQuat;
|
||
|
|
Quaternion aimQuat;
|
||
|
|
|
||
|
|
AngleQuaternion( vecIdealAngles, idealQuat );
|
||
|
|
AngleQuaternion( vecCurrentAngles, currentQuat );
|
||
|
|
|
||
|
|
QuaternionSlerp( currentQuat, idealQuat, flParameter, aimQuat );
|
||
|
|
|
||
|
|
QuaternionAngles( aimQuat, vecCurrentAngles );
|
||
|
|
|
||
|
|
// Rebuild the current aim vector.
|
||
|
|
AngleVectors( vecCurrentAngles, &vecCurrentDir );
|
||
|
|
|
||
|
|
*pProgress = vecCurrentDir;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Sweep the laser sight towards the point where the gun should be aimed
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::PaintTarget( const Vector &vecTarget, float flPaintTime )
|
||
|
|
{
|
||
|
|
Vector vecCurrentDir;
|
||
|
|
Vector vecStart;
|
||
|
|
|
||
|
|
// vecStart is the barrel of the gun (or the laser sight)
|
||
|
|
vecStart = GetBulletOrigin();
|
||
|
|
|
||
|
|
float P;
|
||
|
|
|
||
|
|
// keep painttime from hitting 0 exactly.
|
||
|
|
flPaintTime = MAX( flPaintTime, 0.000001f );
|
||
|
|
|
||
|
|
P = GetPositionParameter( flPaintTime, false );
|
||
|
|
|
||
|
|
// Vital allies are sharper about avoiding the sniper.
|
||
|
|
if( P > 0.25f && GetEnemy() && GetEnemy()->IsNPC() && HasCondition(COND_SEE_ENEMY) && !m_bWarnedTargetEntity )
|
||
|
|
{
|
||
|
|
m_bWarnedTargetEntity = true;
|
||
|
|
|
||
|
|
if( GetEnemy()->Classify() == CLASS_PLAYER_ALLY_VITAL && GetEnemy()->MyNPCPointer()->FVisible(this) )
|
||
|
|
{
|
||
|
|
CSoundEnt::InsertSound( SOUND_DANGER | SOUND_CONTEXT_REACT_TO_SOURCE, GetEnemy()->EarPosition(), 16, 1.0f, this );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
GetPaintAim( m_vecPaintStart, vecTarget, clamp(P,0.0f,1.0f), &vecCurrentDir );
|
||
|
|
|
||
|
|
#if 1
|
||
|
|
#define THRESHOLD 0.8f
|
||
|
|
float flNoiseScale;
|
||
|
|
|
||
|
|
if ( P >= THRESHOLD )
|
||
|
|
{
|
||
|
|
flNoiseScale = 1 - (1 / (1 - THRESHOLD)) * ( P - THRESHOLD );
|
||
|
|
}
|
||
|
|
else if ( P <= 1 - THRESHOLD )
|
||
|
|
{
|
||
|
|
flNoiseScale = P / (1 - THRESHOLD);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
flNoiseScale = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
// mult by P
|
||
|
|
vecCurrentDir.x += flNoiseScale * ( sin( 3 * M_PI * gpGlobals->curtime ) * 0.0006 );
|
||
|
|
vecCurrentDir.y += flNoiseScale * ( sin( 2 * M_PI * gpGlobals->curtime + 0.5 * M_PI ) * 0.0006 );
|
||
|
|
vecCurrentDir.z += flNoiseScale * ( sin( 1.5 * M_PI * gpGlobals->curtime + M_PI ) * 0.0006 );
|
||
|
|
#endif
|
||
|
|
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
UTIL_TraceLine( vecStart, vecStart + vecCurrentDir * 8192, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
m_pBeam->SetStartPos( tr.endpos );
|
||
|
|
m_pBeam->RelinkBeam();
|
||
|
|
|
||
|
|
m_vecPaintCursor = tr.endpos;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CProtoSniper::IsPlayerAllySniper()
|
||
|
|
{
|
||
|
|
CBaseEntity *pPlayer = AI_GetSinglePlayer();
|
||
|
|
|
||
|
|
return IRelationType( pPlayer ) == D_LI;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSetDecoyRadius( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
m_flDecoyRadius = (float)inputdata.value.Int();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::OnScheduleChange( void )
|
||
|
|
{
|
||
|
|
LaserOff();
|
||
|
|
|
||
|
|
BaseClass::OnScheduleChange();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CProtoSniper::KeyValue( const char *szKeyName, const char *szValue )
|
||
|
|
{
|
||
|
|
if (FStrEq(szKeyName, "radius"))
|
||
|
|
{
|
||
|
|
m_flPatience = atof(szValue);
|
||
|
|
|
||
|
|
// If the designer specifies a patience radius of 0, the
|
||
|
|
// sniper won't have any patience at all. The sniper will
|
||
|
|
// shoot at the first target it sees regardless of distance.
|
||
|
|
if( m_flPatience == 0.0 )
|
||
|
|
{
|
||
|
|
m_fIsPatient = false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_fIsPatient = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else if( FStrEq(szKeyName, "misses") )
|
||
|
|
{
|
||
|
|
m_iMisses = atoi( szValue );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return BaseClass::KeyValue( szKeyName, szValue );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
LINK_ENTITY_TO_CLASS( npc_sniper, CProtoSniper );
|
||
|
|
LINK_ENTITY_TO_CLASS( proto_sniper, CProtoSniper );
|
||
|
|
LINK_ENTITY_TO_CLASS( sniperbullet, CSniperBullet );
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::Precache( void )
|
||
|
|
{
|
||
|
|
PrecacheModel("models/combine_soldier.mdl");
|
||
|
|
sHaloSprite = PrecacheModel("sprites/light_glow03.vmt");
|
||
|
|
sFlashSprite = PrecacheModel( "sprites/muzzleflash1.vmt" );
|
||
|
|
PrecacheModel("effects/bluelaser1.vmt");
|
||
|
|
|
||
|
|
UTIL_PrecacheOther( "sniperbullet" );
|
||
|
|
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.Die" );
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.TargetDestroyed" );
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.HearDanger");
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.FireBullet" );
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.Reload" );
|
||
|
|
PrecacheScriptSound( "NPC_Sniper.SonicBoom" );
|
||
|
|
|
||
|
|
BaseClass::Precache();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::Spawn( void )
|
||
|
|
{
|
||
|
|
Precache();
|
||
|
|
|
||
|
|
/// HACK:
|
||
|
|
SetModel( "models/combine_soldier.mdl" );
|
||
|
|
|
||
|
|
//m_hBullet = (CSniperBullet *)Create( "sniperbullet", GetBulletOrigin(), GetLocalAngles(), NULL );
|
||
|
|
|
||
|
|
//Assert( m_hBullet != NULL );
|
||
|
|
|
||
|
|
SetHullType( HULL_HUMAN );
|
||
|
|
SetHullSizeNormal();
|
||
|
|
|
||
|
|
UTIL_SetSize( this, Vector( -16, -16 , 0 ), Vector( 16, 16, 64 ) );
|
||
|
|
|
||
|
|
SetSolid( SOLID_BBOX );
|
||
|
|
AddSolidFlags( FSOLID_NOT_STANDABLE );
|
||
|
|
SetMoveType( MOVETYPE_FLY );
|
||
|
|
m_bloodColor = DONT_BLEED;
|
||
|
|
m_iHealth = 10;
|
||
|
|
m_flFieldOfView = 0.2;
|
||
|
|
m_NPCState = NPC_STATE_NONE;
|
||
|
|
|
||
|
|
if( HasSpawnFlags( SF_SNIPER_STARTDISABLED ) )
|
||
|
|
{
|
||
|
|
m_fEnabled = false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_fEnabled = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
CapabilitiesClear();
|
||
|
|
CapabilitiesAdd( bits_CAP_INNATE_RANGE_ATTACK1 );
|
||
|
|
CapabilitiesAdd( bits_CAP_SIMPLE_RADIUS_DAMAGE );
|
||
|
|
|
||
|
|
m_HackedGunPos = Vector ( 0, 0, 0 );
|
||
|
|
|
||
|
|
m_spawnflags |= SF_NPC_LONG_RANGE;
|
||
|
|
m_spawnflags |= SF_NPC_ALWAYSTHINK;
|
||
|
|
|
||
|
|
m_pBeam = NULL;
|
||
|
|
m_bSweepHighestPriority = false;
|
||
|
|
|
||
|
|
ClearOldDecoys();
|
||
|
|
|
||
|
|
NPCInit();
|
||
|
|
|
||
|
|
if( m_spawnflags & SF_SNIPER_HIDDEN )
|
||
|
|
{
|
||
|
|
AddEffects( EF_NODRAW );
|
||
|
|
AddSolidFlags( FSOLID_NOT_SOLID );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Point the cursor straight ahead so that the sniper's
|
||
|
|
// first sweep of the laser doesn't look weird.
|
||
|
|
Vector vecForward;
|
||
|
|
AngleVectors( GetLocalAngles(), &vecForward );
|
||
|
|
m_vecPaintCursor = GetBulletOrigin() + vecForward * 1024;
|
||
|
|
|
||
|
|
m_fWeaponLoaded = true;
|
||
|
|
|
||
|
|
//m_debugOverlays |= OVERLAY_TEXT_BIT;
|
||
|
|
|
||
|
|
// none!
|
||
|
|
GetEnemies()->SetFreeKnowledgeDuration( 0.0 );
|
||
|
|
|
||
|
|
m_flTimeLastAttackedPlayer = 0.0f;
|
||
|
|
m_bWarnedTargetEntity = false;
|
||
|
|
m_bKilledPlayer = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::SetSweepTarget( const char *pszTarget )
|
||
|
|
{
|
||
|
|
CBaseEntity *pTarget;
|
||
|
|
|
||
|
|
// In case the sniper was sweeping a random set of targets when asked to sweep a normal chain.
|
||
|
|
ClearTargetGroup();
|
||
|
|
|
||
|
|
pTarget = gEntList.FindEntityByName( NULL, pszTarget );
|
||
|
|
|
||
|
|
if( !pTarget )
|
||
|
|
{
|
||
|
|
DevMsg( "**Sniper %s cannot find sweep target %s\n", GetClassname(), pszTarget );
|
||
|
|
m_hSweepTarget = NULL;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_hSweepTarget = pTarget;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Forces an idle sniper to paint the specified target.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSweepTarget( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
SetSweepTarget( inputdata.value.String() );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSweepTargetHighestPriority( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
SetSweepTarget( inputdata.value.String() );
|
||
|
|
m_bSweepHighestPriority = true;
|
||
|
|
|
||
|
|
if( GetCurSchedule() && stricmp( GetCurSchedule()->GetName(), "SCHED_PSNIPER_RELOAD" ) )
|
||
|
|
{
|
||
|
|
// If you're doing anything except reloading, stop and do this.
|
||
|
|
ClearSchedule( "Told to sweep target via input" );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::ClearTargetGroup( void )
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for( i = 0 ; i < SNIPER_MAX_GROUP_TARGETS ; i++ )
|
||
|
|
{
|
||
|
|
m_pGroupTarget[ i ] = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_iNumGroupTargets = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Similar to SweepTarget, but forces the sniper to sweep targets
|
||
|
|
// in a group (bound by groupname) randomly until interrupted.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSweepGroupRandomly( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
ClearTargetGroup();
|
||
|
|
|
||
|
|
CBaseEntity *pEnt;
|
||
|
|
|
||
|
|
// PERFORMANCE
|
||
|
|
// Go through the whole ent list? This could hurt. (sjb)
|
||
|
|
// Gary: Yes, this sucks. :)
|
||
|
|
pEnt = gEntList.FirstEnt();
|
||
|
|
|
||
|
|
do
|
||
|
|
{
|
||
|
|
CSniperTarget *pTarget;
|
||
|
|
|
||
|
|
pTarget = dynamic_cast<CSniperTarget*>(pEnt);
|
||
|
|
|
||
|
|
// If the pointer is null, this isn't a sniper target.
|
||
|
|
if( pTarget )
|
||
|
|
{
|
||
|
|
if( !strcmp( inputdata.value.String(), STRING( pTarget->m_iszGroupName ) ) )
|
||
|
|
{
|
||
|
|
m_pGroupTarget[ m_iNumGroupTargets ] = pTarget;
|
||
|
|
m_iNumGroupTargets++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
pEnt = gEntList.NextEnt( pEnt );
|
||
|
|
|
||
|
|
} while( pEnt );
|
||
|
|
|
||
|
|
m_hSweepTarget = m_pGroupTarget[ random->RandomInt( 0, m_iNumGroupTargets - 1 ) ];
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputStopSweeping( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
m_hSweepTarget = NULL;
|
||
|
|
ClearSchedule( "Told to stop sweeping via input" );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
// Input : &inputdata -
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputProtectTarget( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
m_hProtectTarget = gEntList.FindEntityByName( NULL, inputdata.value.String(), NULL, inputdata.pActivator, inputdata.pCaller );
|
||
|
|
|
||
|
|
if ( !m_hProtectTarget )
|
||
|
|
{
|
||
|
|
DevMsg( "Sniper %s cannot find protect target %s\n", GetClassname(), inputdata.value.String() );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_flDangerEnemyDistance = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#if HL2_EPISODIC
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSetPaintInterval( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
m_flKeyfieldPaintTime = inputdata.value.Float();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::InputSetPaintIntervalVariance( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
m_flKeyfieldPaintTimeNoise = inputdata.value.Float();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
// Input : *pTarget -
|
||
|
|
// Output : int
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CProtoSniper::IRelationPriority( CBaseEntity *pTarget )
|
||
|
|
{
|
||
|
|
int priority = BaseClass::IRelationPriority( pTarget );
|
||
|
|
|
||
|
|
// If we have a target to protect, increase priority on targets closer to it
|
||
|
|
if ( m_hProtectTarget )
|
||
|
|
{
|
||
|
|
float flDistance = (pTarget->GetAbsOrigin() - m_hProtectTarget->GetAbsOrigin()).LengthSqr();
|
||
|
|
if ( flDistance <= SNIPER_PROTECTION_MINDIST )
|
||
|
|
{
|
||
|
|
float flBonus = (1.0 - (flDistance / SNIPER_PROTECTION_MINDIST)) * SNIPER_PROTECTION_PRIORITYCAP;
|
||
|
|
priority += flBonus;
|
||
|
|
|
||
|
|
if ( m_debugOverlays & OVERLAY_NPC_SELECTED_BIT )
|
||
|
|
{
|
||
|
|
NDebugOverlay::Text( pTarget->GetAbsOrigin() + Vector(0,0,16), UTIL_VarArgs("P: %d (b %f)!", priority, flBonus), false, 0.1 );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return priority;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Output :
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
Class_T CProtoSniper::Classify( void )
|
||
|
|
{
|
||
|
|
if( m_fEnabled )
|
||
|
|
{
|
||
|
|
return CLASS_PROTOSNIPER;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return CLASS_NONE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
Vector CProtoSniper::GetBulletOrigin( void )
|
||
|
|
{
|
||
|
|
if( m_spawnflags & SF_SNIPER_HIDDEN )
|
||
|
|
{
|
||
|
|
return GetAbsOrigin();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Vector vecForward;
|
||
|
|
AngleVectors( GetLocalAngles(), &vecForward );
|
||
|
|
return WorldSpaceCenter() + vecForward * 20;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::ClearOldDecoys( void )
|
||
|
|
{
|
||
|
|
#if 0
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for( i = 0 ; i < NUM_OLDDECOYS ; i++ )
|
||
|
|
{
|
||
|
|
m_pOldDecoys[ i ] = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_iOldDecoySlot = 0;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool CProtoSniper::HasOldDecoy( CBaseEntity *pDecoy )
|
||
|
|
{
|
||
|
|
#if 0
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for( i = 0 ; i < NUM_OLDDECOYS ; i++ )
|
||
|
|
{
|
||
|
|
if( m_pOldDecoys[ i ] == pDecoy )
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// The list of old decoys is just a circular list. We put decoys that we've
|
||
|
|
// already fired at in this list. When they've been pushed off the list by others,
|
||
|
|
// then they are valid targets again.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::AddOldDecoy( CBaseEntity *pDecoy )
|
||
|
|
{
|
||
|
|
#if 0
|
||
|
|
m_pOldDecoys[ m_iOldDecoySlot ] = pDecoy;
|
||
|
|
m_iOldDecoySlot++;
|
||
|
|
|
||
|
|
if( m_iOldDecoySlot == NUM_OLDDECOYS )
|
||
|
|
{
|
||
|
|
m_iOldDecoySlot = 0;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Only blast damage can hurt a sniper.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Output :
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
#define SNIPER_MAX_INFLICTOR_DIST 15.0f * 12.0f // 15 feet.
|
||
|
|
int CProtoSniper::OnTakeDamage_Alive( const CTakeDamageInfo &info )
|
||
|
|
{
|
||
|
|
if( !m_fEnabled )
|
||
|
|
{
|
||
|
|
// As good as not existing.
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !info.GetInflictor() )
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
CTakeDamageInfo newInfo = info;
|
||
|
|
|
||
|
|
// Allow SetHealth() & npc_kill inputs to hurt the sniper
|
||
|
|
if ( info.GetDamageType() == DMG_GENERIC && info.GetInflictor() == this )
|
||
|
|
return CAI_BaseNPC::OnTakeDamage_Alive( newInfo );
|
||
|
|
|
||
|
|
if( !(info.GetDamageType() & (DMG_BLAST|DMG_BURN) ) )
|
||
|
|
{
|
||
|
|
// Only blasts and burning hurt
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( (info.GetDamageType() & DMG_BLAST) && info.GetDamage() < m_iHealth )
|
||
|
|
{
|
||
|
|
// Only blasts powerful enough to kill hurt
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
float flDist = GetAbsOrigin().DistTo( info.GetInflictor()->GetAbsOrigin() );
|
||
|
|
if( flDist > SNIPER_MAX_INFLICTOR_DIST )
|
||
|
|
{
|
||
|
|
// Sniper only takes damage from explosives that are nearby. This makes a sniper
|
||
|
|
// susceptible to a grenade that lands in his nest, but not to a large explosion
|
||
|
|
// that goes off elsewhere and just happens to be able to trace into the sniper's
|
||
|
|
// nest.
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( info.GetDamageType() & DMG_BURN )
|
||
|
|
{
|
||
|
|
newInfo.SetDamage( m_iHealth );
|
||
|
|
}
|
||
|
|
|
||
|
|
return CAI_BaseNPC::OnTakeDamage_Alive( newInfo );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: When a sniper is killed, we launch a fake ragdoll corpse as if the
|
||
|
|
// sniper was blasted out of his nest.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Output :
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::Event_Killed( const CTakeDamageInfo &info )
|
||
|
|
{
|
||
|
|
if( !(m_spawnflags & SF_SNIPER_NOCORPSE) )
|
||
|
|
{
|
||
|
|
Vector vecForward;
|
||
|
|
|
||
|
|
float flForce = random->RandomFloat( 500, 700 ) * 10;
|
||
|
|
|
||
|
|
AngleVectors( GetLocalAngles(), &vecForward );
|
||
|
|
|
||
|
|
float flFadeTime = 0.0;
|
||
|
|
|
||
|
|
if( HasSpawnFlags( SF_NPC_FADE_CORPSE ) )
|
||
|
|
{
|
||
|
|
flFadeTime = 5.0;
|
||
|
|
}
|
||
|
|
|
||
|
|
CBaseEntity *pGib;
|
||
|
|
bool bShouldIgnite = IsOnFire() || hl2_episodic.GetBool();
|
||
|
|
pGib = CreateRagGib( "models/combine_soldier.mdl", GetLocalOrigin(), GetLocalAngles(), (vecForward * flForce) + Vector(0, 0, 600), flFadeTime, bShouldIgnite );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
m_OnDeath.FireOutput( info.GetAttacker(), this );
|
||
|
|
|
||
|
|
// Tell my killer that he got me!
|
||
|
|
if( info.GetAttacker() )
|
||
|
|
{
|
||
|
|
info.GetAttacker()->Event_KilledOther(this, info);
|
||
|
|
g_EventQueue.AddEvent( info.GetAttacker(), "KilledNPC", 0.3, this, this );
|
||
|
|
}
|
||
|
|
|
||
|
|
LaserOff();
|
||
|
|
|
||
|
|
EmitSound( "NPC_Sniper.Die" );
|
||
|
|
|
||
|
|
UTIL_Remove( this );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::Event_KilledOther( CBaseEntity *pVictim, const CTakeDamageInfo &info )
|
||
|
|
{
|
||
|
|
if( pVictim && pVictim->IsPlayer() )
|
||
|
|
{
|
||
|
|
m_bKilledPlayer = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::UpdateOnRemove( void )
|
||
|
|
{
|
||
|
|
LaserOff();
|
||
|
|
BaseClass::UpdateOnRemove();
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
int CProtoSniper::SelectSchedule ( void )
|
||
|
|
{
|
||
|
|
if( HasCondition(COND_ENEMY_DEAD) && sniperspeak.GetBool() )
|
||
|
|
{
|
||
|
|
EmitSound( "NPC_Sniper.TargetDestroyed" );
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !m_fWeaponLoaded )
|
||
|
|
{
|
||
|
|
// Reload is absolute priority.
|
||
|
|
return SCHED_RELOAD;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !AI_GetSinglePlayer()->IsAlive() && m_bKilledPlayer )
|
||
|
|
{
|
||
|
|
if( HasCondition(COND_IN_PVS) )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_PLAYER_DEAD;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_HEAR_DANGER ) )
|
||
|
|
{
|
||
|
|
// Next priority is to be suppressed!
|
||
|
|
ScopeGlint();
|
||
|
|
|
||
|
|
CSound *pSound = GetBestSound();
|
||
|
|
|
||
|
|
if( pSound && pSound->IsSoundType( SOUND_DANGER ) && BaseClass::FVisible( pSound->GetSoundReactOrigin() ) )
|
||
|
|
{
|
||
|
|
// The sniper will scream if the sound of a grenade about to detonate is heard.
|
||
|
|
// If this COND_HEAR_DANGER is due to the sound really being SOUND_DANGER_SNIPERONLY,
|
||
|
|
// the sniper keeps quiet, because the player's grenade might miss the mark.
|
||
|
|
|
||
|
|
// Make sure the sound is visible, otherwise the sniper will scream at a grenade that
|
||
|
|
// probably won't harm him.
|
||
|
|
|
||
|
|
// Also, don't play the sound effect if we're an ally.
|
||
|
|
if ( IsPlayerAllySniper() == false )
|
||
|
|
{
|
||
|
|
EmitSound( "NPC_Sniper.HearDanger" );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return SCHED_PSNIPER_SUPPRESSED;
|
||
|
|
}
|
||
|
|
|
||
|
|
// OK. If you fall through all the cases above, but you're DISABLED,
|
||
|
|
// play the schedule that waits a little while and tries again.
|
||
|
|
if( !m_fEnabled )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_DISABLEDWAIT;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_SNIPER_SWEEP_TARGET ) )
|
||
|
|
{
|
||
|
|
// Sweep a target. Scripted by level designers!
|
||
|
|
if( ( m_hSweepTarget && m_hSweepTarget->HasSpawnFlags( SF_SNIPERTARGET_NOINTERRUPT ) ) || m_bSweepHighestPriority )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_SWEEP_TARGET_NOINTERRUPT;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_SWEEP_TARGET;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( GetEnemy() == NULL || HasCondition( COND_ENEMY_DEAD ) )
|
||
|
|
{
|
||
|
|
// Look for an enemy.
|
||
|
|
SetEnemy( NULL );
|
||
|
|
return SCHED_PSNIPER_SCAN;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_SNIPER_FRUSTRATED ) )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_FRUSTRATED_ATTACK;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_SNIPER_CANATTACKDECOY ) )
|
||
|
|
{
|
||
|
|
return SCHED_RANGE_ATTACK2;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_SNIPER_NO_SHOT ) )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_NO_CLEAR_SHOT;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( HasCondition( COND_CAN_RANGE_ATTACK1 ) )
|
||
|
|
{
|
||
|
|
// shoot!
|
||
|
|
return SCHED_RANGE_ATTACK1;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Camp on this target
|
||
|
|
return SCHED_PSNIPER_CAMP;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
int CProtoSniper::GetSoundInterests( void )
|
||
|
|
{
|
||
|
|
// Suppress when you hear danger sound
|
||
|
|
if( m_fEnabled )
|
||
|
|
{
|
||
|
|
return SOUND_DANGER | SOUND_DANGER_SNIPERONLY;
|
||
|
|
}
|
||
|
|
|
||
|
|
return SOUND_NONE;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::OnListened()
|
||
|
|
{
|
||
|
|
BaseClass::OnListened();
|
||
|
|
|
||
|
|
AISoundIter_t iter;
|
||
|
|
Vector forward;
|
||
|
|
|
||
|
|
GetVectors( &forward, NULL, NULL );
|
||
|
|
|
||
|
|
CSound *pCurrentSound = GetSenses()->GetFirstHeardSound( &iter );
|
||
|
|
while ( pCurrentSound )
|
||
|
|
{
|
||
|
|
// the npc cares about this sound, and it's close enough to hear.
|
||
|
|
if ( pCurrentSound->FIsSound() )
|
||
|
|
{
|
||
|
|
// this is an audible sound.
|
||
|
|
if( pCurrentSound->SoundTypeNoContext() == SOUND_DANGER_SNIPERONLY )
|
||
|
|
{
|
||
|
|
SetCondition( COND_HEAR_DANGER );
|
||
|
|
}
|
||
|
|
#if 0
|
||
|
|
if( pCurrentSound->IsSoundType( SOUND_BULLET_IMPACT ) )
|
||
|
|
{
|
||
|
|
// Clip this bullet to the shield.
|
||
|
|
if( pCurrentSound->m_hOwner )
|
||
|
|
{
|
||
|
|
Ray_t ray;
|
||
|
|
cplane_t plane;
|
||
|
|
|
||
|
|
ray.Init( pCurrentSound->m_hOwner->EyePosition(), pCurrentSound->GetSoundOrigin(), Vector( 0, 0, 0 ), Vector( 0, 0, 0 ) );
|
||
|
|
|
||
|
|
plane.normal = forward;
|
||
|
|
plane.type = PLANE_ANYX;
|
||
|
|
plane.dist = DotProduct( plane.normal, WorldSpaceCenter() + forward * m_flShieldDist );
|
||
|
|
plane.signbits = SignbitsForPlane(&plane);
|
||
|
|
|
||
|
|
float fraction = IntersectRayWithPlane( ray, plane );
|
||
|
|
|
||
|
|
Vector vecImpactPoint = ray.m_Start + ray.m_Delta * fraction;
|
||
|
|
|
||
|
|
float flDist = (vecImpactPoint - (WorldSpaceCenter() + forward * m_flShieldDist)).LengthSqr();
|
||
|
|
|
||
|
|
if( flDist <= (m_flShieldRadius * m_flShieldRadius) )
|
||
|
|
{
|
||
|
|
CEffectData data;
|
||
|
|
|
||
|
|
data.m_vOrigin = vecImpactPoint;
|
||
|
|
data.m_vNormal = vec3_origin;
|
||
|
|
data.m_vAngles = vec3_angle;
|
||
|
|
data.m_nColor = COMMAND_POINT_YELLOW;
|
||
|
|
|
||
|
|
DispatchEffect( "CommandPointer", data );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
pCurrentSound = GetSenses()->GetNextHeardSound( &iter );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CProtoSniper::FCanCheckAttacks ( void )
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CProtoSniper::FindDecoyObject( void )
|
||
|
|
{
|
||
|
|
#define SEARCH_DEPTH 50
|
||
|
|
|
||
|
|
CBaseEntity *pDecoys[ SNIPER_NUM_DECOYS ];
|
||
|
|
CBaseEntity *pList[ SEARCH_DEPTH ];
|
||
|
|
CBaseEntity *pCurrent;
|
||
|
|
int count;
|
||
|
|
int i;
|
||
|
|
Vector vecTarget = GetEnemy()->WorldSpaceCenter();
|
||
|
|
Vector vecDelta;
|
||
|
|
|
||
|
|
m_hDecoyObject = NULL;
|
||
|
|
|
||
|
|
for( i = 0 ; i < SNIPER_NUM_DECOYS ; i++ )
|
||
|
|
{
|
||
|
|
pDecoys[ i ] = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
vecDelta.x = m_flDecoyRadius;
|
||
|
|
vecDelta.y = m_flDecoyRadius;
|
||
|
|
vecDelta.z = m_flDecoyRadius;
|
||
|
|
|
||
|
|
count = UTIL_EntitiesInBox( pList, SEARCH_DEPTH, vecTarget - vecDelta, vecTarget + vecDelta, 0 );
|
||
|
|
|
||
|
|
// Now we have the list of entities near the target.
|
||
|
|
// Dig through that list and build the list of decoys.
|
||
|
|
int iIterator = 0;
|
||
|
|
|
||
|
|
for( i = 0 ; i < count ; i++ )
|
||
|
|
{
|
||
|
|
pCurrent = pList[ i ];
|
||
|
|
|
||
|
|
if( FClassnameIs( pCurrent, "func_breakable" ) || FClassnameIs( pCurrent, "prop_physics" ) || FClassnameIs( pCurrent, "func_physbox" ) )
|
||
|
|
{
|
||
|
|
if( !pCurrent->VPhysicsGetObject() )
|
||
|
|
continue;
|
||
|
|
|
||
|
|
if( pCurrent->VPhysicsGetObject()->GetMass() > SNIPER_DECOY_MAX_MASS )
|
||
|
|
{
|
||
|
|
// Skip this very heavy object. Probably a car or dumpster.
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( pCurrent->VPhysicsGetObject()->GetGameFlags() & FVPHYSICS_PLAYER_HELD )
|
||
|
|
{
|
||
|
|
// Ah! If the player is holding something, try to shoot it!
|
||
|
|
if( FVisible( pCurrent ) )
|
||
|
|
{
|
||
|
|
m_hDecoyObject = pCurrent;
|
||
|
|
m_vecDecoyObjectTarget = pCurrent->WorldSpaceCenter();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// This item meets criteria for a decoy object to shoot at.
|
||
|
|
|
||
|
|
// But have we shot at this item recently? If we HAVE, don't add it.
|
||
|
|
#if 0
|
||
|
|
if( !HasOldDecoy( pCurrent ) )
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
pDecoys[ iIterator ] = pCurrent;
|
||
|
|
|
||
|
|
if( iIterator == SNIPER_NUM_DECOYS - 1 )
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
iIterator++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( iIterator == 0 )
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// try 4 times to pick a random object from the list
|
||
|
|
// and trace to it. If the trace goes off, that's the object!
|
||
|
|
|
||
|
|
for( i = 0 ; i < 4 ; i++ )
|
||
|
|
{
|
||
|
|
CBaseEntity *pProspect;
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
// Pick one of the decoys at random.
|
||
|
|
pProspect = pDecoys[ random->RandomInt( 0, iIterator - 1 ) ];
|
||
|
|
|
||
|
|
Vector vecDecoyTarget;
|
||
|
|
Vector vecDirToDecoy;
|
||
|
|
Vector vecBulletOrigin;
|
||
|
|
|
||
|
|
vecBulletOrigin = GetBulletOrigin();
|
||
|
|
pProspect->CollisionProp()->RandomPointInBounds( Vector( .1, .1, .1 ), Vector( .6, .6, .6 ), &vecDecoyTarget );
|
||
|
|
|
||
|
|
// When trying to trace to an object using its absmin + some fraction of its size, it's best
|
||
|
|
// to lengthen the trace a little beyond the object's bounding box in case it's a more complex
|
||
|
|
// object, or not axially aligned.
|
||
|
|
vecDirToDecoy = vecDecoyTarget - vecBulletOrigin;
|
||
|
|
VectorNormalize(vecDirToDecoy);
|
||
|
|
|
||
|
|
|
||
|
|
// Right now, tracing with MASK_BLOCKLOS and checking the fraction as well as the object the trace
|
||
|
|
// has hit makes it possible for the decoy behavior to shoot through glass.
|
||
|
|
UTIL_TraceLine( vecBulletOrigin, vecDecoyTarget + vecDirToDecoy * 32,
|
||
|
|
MASK_BLOCKLOS, this, COLLISION_GROUP_NONE, &tr);
|
||
|
|
|
||
|
|
if( tr.m_pEnt == pProspect || tr.fraction == 1.0 )
|
||
|
|
{
|
||
|
|
// Great! A shot will hit this object.
|
||
|
|
m_hDecoyObject = pProspect;
|
||
|
|
m_vecDecoyObjectTarget = tr.endpos;
|
||
|
|
|
||
|
|
// Throw some noise in, don't always hit the center.
|
||
|
|
Vector vecNoise;
|
||
|
|
pProspect->CollisionProp()->RandomPointInBounds( Vector( 0.25, 0.25, 0.25 ), Vector( 0.75, 0.75, 0.75 ), &vecNoise );
|
||
|
|
m_vecDecoyObjectTarget += vecNoise - pProspect->GetAbsOrigin();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
#define SNIPER_SNAP_SHOT_VELOCITY 125
|
||
|
|
bool CProtoSniper::ShouldSnapShot( void )
|
||
|
|
{
|
||
|
|
if( GetEnemy()->IsPlayer() )
|
||
|
|
{
|
||
|
|
if( GetEnemy()->GetSmoothedVelocity().Length() >= SNIPER_SNAP_SHOT_VELOCITY )
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Right now, always snapshot at NPC's
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CProtoSniper::VerifyShot( CBaseEntity *pTarget )
|
||
|
|
{
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
Vector vecTarget = DesiredBodyTarget( pTarget );
|
||
|
|
UTIL_TraceLine( GetBulletOrigin(), vecTarget, MASK_SHOT, pTarget, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
if( tr.fraction != 1.0 )
|
||
|
|
{
|
||
|
|
if( pTarget->IsPlayer() )
|
||
|
|
{
|
||
|
|
// if the target is the player, do another trace to see if we can shoot his eyeposition. This should help
|
||
|
|
// improve sniper responsiveness in cases where the player is hiding his chest from the sniper with his
|
||
|
|
// head in full view.
|
||
|
|
UTIL_TraceLine( GetBulletOrigin(), pTarget->EyePosition(), MASK_SHOT, pTarget, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
if( tr.fraction == 1.0 )
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Trace hit something.
|
||
|
|
if( tr.m_pEnt )
|
||
|
|
{
|
||
|
|
if( tr.m_pEnt->m_takedamage == DAMAGE_YES )
|
||
|
|
{
|
||
|
|
// Just shoot it if I can hurt it. Probably a breakable or glass pane.
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
int CProtoSniper::RangeAttack1Conditions ( float flDot, float flDist )
|
||
|
|
{
|
||
|
|
float fFrustration;
|
||
|
|
fFrustration = gpGlobals->curtime - m_flFrustration;
|
||
|
|
|
||
|
|
//Msg( "Frustration: %f\n", fFrustration );
|
||
|
|
|
||
|
|
if( HasCondition( COND_SEE_ENEMY ) && !HasCondition( COND_ENEMY_OCCLUDED ) )
|
||
|
|
{
|
||
|
|
if( VerifyShot( GetEnemy() ) )
|
||
|
|
{
|
||
|
|
// Can see the enemy, have a clear shot to his midsection
|
||
|
|
ClearCondition( COND_SNIPER_NO_SHOT );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Can see the enemy, but can't take a shot at his midsection
|
||
|
|
SetCondition( COND_SNIPER_NO_SHOT );
|
||
|
|
return COND_NONE;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( m_fIsPatient )
|
||
|
|
{
|
||
|
|
// This sniper has a clear shot at the target, but can not take
|
||
|
|
// the shot if he is being patient and the target is outside
|
||
|
|
// of the patience radius.
|
||
|
|
|
||
|
|
float flDist;
|
||
|
|
|
||
|
|
flDist = ( GetLocalOrigin() - GetEnemy()->GetLocalOrigin() ).Length2D();
|
||
|
|
|
||
|
|
if( flDist <= m_flPatience )
|
||
|
|
{
|
||
|
|
// This target is close enough to attack!
|
||
|
|
return COND_CAN_RANGE_ATTACK1;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Be patient...
|
||
|
|
return COND_NONE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Not being patient. Clear for attack.
|
||
|
|
return COND_CAN_RANGE_ATTACK1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( fFrustration >= 2 && !m_fIsPatient )
|
||
|
|
{
|
||
|
|
if( !(m_spawnflags & SF_SNIPER_NOSWEEP) && !m_hDecoyObject && FindDecoyObject() )
|
||
|
|
{
|
||
|
|
// If I don't have a decoy, try to find one and shoot it.
|
||
|
|
return COND_SNIPER_CANATTACKDECOY;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if( fFrustration >= 2.5 )
|
||
|
|
{
|
||
|
|
// Otherwise, just fire somewhere near the hiding enemy.
|
||
|
|
return COND_SNIPER_FRUSTRATED;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return COND_NONE;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
int CProtoSniper::TranslateSchedule( int scheduleType )
|
||
|
|
{
|
||
|
|
switch( scheduleType )
|
||
|
|
{
|
||
|
|
case SCHED_RANGE_ATTACK1:
|
||
|
|
if( m_hSweepTarget != NULL && m_fSnapShot && ShouldSnapShot() )
|
||
|
|
{
|
||
|
|
return SCHED_PSNIPER_SNAPATTACK;
|
||
|
|
}
|
||
|
|
|
||
|
|
return SCHED_PSNIPER_ATTACK;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SCHED_RANGE_ATTACK2:
|
||
|
|
return SCHED_PSNIPER_ATTACKDECOY;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SCHED_RELOAD:
|
||
|
|
return SCHED_PSNIPER_RELOAD;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return BaseClass::TranslateSchedule( scheduleType );
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::ScopeGlint()
|
||
|
|
{
|
||
|
|
CEffectData data;
|
||
|
|
|
||
|
|
data.m_vOrigin = GetAbsOrigin();
|
||
|
|
data.m_vNormal = vec3_origin;
|
||
|
|
data.m_vAngles = vec3_angle;
|
||
|
|
data.m_nColor = COMMAND_POINT_BLUE;
|
||
|
|
|
||
|
|
DispatchEffect( "CommandPointer", data );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
// This starts the bullet state machine. The actual effects
|
||
|
|
// of the bullet will happen later. This function schedules
|
||
|
|
// those effects.
|
||
|
|
//
|
||
|
|
// fDirectShot indicates whether the bullet is a "direct shot"
|
||
|
|
// that is - fired with the intent that it will strike the
|
||
|
|
// enemy. Otherwise, the bullet is intended to strike a
|
||
|
|
// decoy object or nothing at all in particular.
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CProtoSniper::FireBullet( const Vector &vecTarget, bool bDirectShot )
|
||
|
|
{
|
||
|
|
CSniperBullet *pBullet;
|
||
|
|
Vector vecBulletOrigin;
|
||
|
|
|
||
|
|
vecBulletOrigin = GetBulletOrigin();
|
||
|
|
|
||
|
|
pBullet = (CSniperBullet *)Create( "sniperbullet", GetBulletOrigin(), GetLocalAngles(), NULL );
|
||
|
|
|
||
|
|
Assert( pBullet != NULL );
|
||
|
|
|
||
|
|
if( !pBullet->Start( vecBulletOrigin, vecTarget, this, bDirectShot ) )
|
||
|
|
{
|
||
|
|
// Bullet must still be active.
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
pBullet->SetOwnerEntity( this );
|
||
|
|
|
||
|
|
CPASAttenuationFilter filternoatten( this, ATTN_NONE );
|
||
|
|
EmitSound( filternoatten, entindex(), "NPC_Sniper.FireBullet" );
|
||
|
|
|
||
|
|
CPVSFilter filter( vecBulletOrigin );
|
||
|
|
te->Sprite( filter, 0.0, &vecBulletOrigin, sFlashSprite, 0.3, 255 );
|
||
|
|
|
||
|
|
// force a reload when we're done
|
||
|
|
m_fWeaponLoaded = false;
|
||
|
|
|
||
|
|
// Once the sniper takes a shot, turn the patience off!
|
||
|
|
m_fIsPatient = false;
|
||
|
|
|
||
|
|
// Alleviate frustration, too!
|
||
|
|
m_flFrustration = gpGlobals->curtime;
|
||
|
|
|
||
|
|
// This may have been a snap shot.
|
||
|
|
// Don't allow subsequent snap shots.
|
||
|
|
m_fSnapShot = false;
|
||
|
|
|
||
|
|
// Return to normal priority
|
||
|
|
m_bSweepHighestPriority = false;
|
||
|
|
|
||
|
|
// Sniper had to be aiming here to fire here.
|
||
|
|
// Make it the cursor.
|
||
|
|
m_vecPaintCursor = vecTarget;
|
||
|
|
|
||
|
|
m_hDecoyObject.Set( NULL );
|
||
|
|
|
||
|
|
m_OnShotFired.FireOutput( GetEnemy(), this );
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
float CProtoSniper::GetBulletSpeed()
|
||
|
|
{
|
||
|
|
float speed = bulletSpeed.GetFloat();
|
||
|
|
|
||
|
|
if( IsFastSniper() )
|
||
|
|
{
|
||
|
|
speed *= 2.5f;
|
||
|
|
}
|
||
|
|
|
||
|
|
return speed;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::StartTask( const Task_t *pTask )
|
||
|
|
{
|
||
|
|
switch( pTask->iTask )
|
||
|
|
{
|
||
|
|
case TASK_SNIPER_PLAYER_DEAD:
|
||
|
|
{
|
||
|
|
m_hSweepTarget = AI_GetSinglePlayer();
|
||
|
|
SetWait( 4.0f );
|
||
|
|
LaserOn( m_hSweepTarget->GetAbsOrigin(), vec3_origin );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_ATTACK_CURSOR:
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_RANGE_ATTACK1:
|
||
|
|
// Start task does nothing here.
|
||
|
|
// We fall through to RunTask() which will keep trying to take
|
||
|
|
// the shot until the weapon is ready to fire. In some rare cases,
|
||
|
|
// the weapon may be ready to fire before the single bullet allocated
|
||
|
|
// to the sniper has hit its target.
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_RANGE_ATTACK2:
|
||
|
|
// Don't call up to base class, it will try to set the activity.
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_SWEEP_TARGET:
|
||
|
|
if ( !m_hSweepTarget.Get() )
|
||
|
|
{
|
||
|
|
TaskFail( FAIL_NO_TARGET );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
SetWait( m_hSweepTarget->m_flSpeed );
|
||
|
|
|
||
|
|
// Snap directly to this target if this spawnflag is set.
|
||
|
|
// Otherwise, sweep from wherever the cursor was.
|
||
|
|
if( m_hSweepTarget->HasSpawnFlags( SF_SNIPERTARGET_SNAPTO ) )
|
||
|
|
{
|
||
|
|
m_vecPaintCursor = m_hSweepTarget->GetLocalOrigin();
|
||
|
|
}
|
||
|
|
|
||
|
|
LaserOn( m_hSweepTarget->GetLocalOrigin(), vec3_origin );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_ENEMY:
|
||
|
|
// Everytime we start to paint an enemy, this is reset to false.
|
||
|
|
m_bWarnedTargetEntity = false;
|
||
|
|
|
||
|
|
// If the sniper has a sweep target, clear it, unless it's flagged to resume
|
||
|
|
if( m_hSweepTarget != NULL )
|
||
|
|
{
|
||
|
|
if ( !m_hSweepTarget->HasSpawnFlags( SF_SNIPERTARGET_RESUME) )
|
||
|
|
{
|
||
|
|
ClearTargetGroup();
|
||
|
|
m_hSweepTarget = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( m_spawnflags & SF_SNIPER_VIEWCONE )
|
||
|
|
{
|
||
|
|
SetWait( SNIPER_FOG_PAINT_ENEMY_TIME );
|
||
|
|
|
||
|
|
// Just turn it on where it is.
|
||
|
|
LaserOn( m_vecPaintCursor, vec3_origin );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if( GetEnemy()->IsPlayer() )
|
||
|
|
{
|
||
|
|
float delay = 0;
|
||
|
|
#ifdef _XBOX
|
||
|
|
delay += sniper_xbox_delay.GetFloat();
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if( gpGlobals->curtime - m_flTimeLastAttackedPlayer <= SNIPER_FASTER_ATTACK_PERIOD )
|
||
|
|
{
|
||
|
|
SetWait( SNIPER_SUBSEQUENT_PAINT_TIME + delay );
|
||
|
|
m_flPaintTime = SNIPER_SUBSEQUENT_PAINT_TIME + delay;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
SetWait( m_flKeyfieldPaintTime + delay );
|
||
|
|
m_flPaintTime = m_flKeyfieldPaintTime + delay;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_flPaintTime = m_flKeyfieldPaintTimeNoise > 0 ?
|
||
|
|
m_flKeyfieldPaintTime + random->RandomFloat( 0, m_flKeyfieldPaintTimeNoise ) :
|
||
|
|
m_flKeyfieldPaintTime
|
||
|
|
;
|
||
|
|
|
||
|
|
if( IsFastSniper() )
|
||
|
|
{
|
||
|
|
// Get the shot off a little faster.
|
||
|
|
m_flPaintTime *= 0.75f;
|
||
|
|
}
|
||
|
|
|
||
|
|
SetWait( m_flPaintTime );
|
||
|
|
}
|
||
|
|
|
||
|
|
Vector vecCursor;
|
||
|
|
|
||
|
|
if ( m_spawnflags & SF_SNIPER_NOSWEEP )
|
||
|
|
{
|
||
|
|
LaserOn( m_vecPaintCursor, vec3_origin );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Try to start the laser where the player can't miss seeing it!
|
||
|
|
AngleVectors( GetEnemy()->GetLocalAngles(), &vecCursor );
|
||
|
|
vecCursor = vecCursor * 300;
|
||
|
|
vecCursor += GetEnemy()->EyePosition();
|
||
|
|
LaserOn( vecCursor, Vector( 16, 16, 16 ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// Scope glints if shooting at player.
|
||
|
|
if( GetEnemy()->IsPlayer() )
|
||
|
|
{
|
||
|
|
ScopeGlint();
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_NO_SHOT:
|
||
|
|
SetWait( SNIPER_PAINT_NO_SHOT_TIME );
|
||
|
|
if( FindFrustratedShot( pTask->flTaskData ) )
|
||
|
|
{
|
||
|
|
LaserOff();
|
||
|
|
LaserOn( m_vecFrustratedTarget, vec3_origin );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
TaskFail( "Frustrated shot with no enemy" );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_FRUSTRATED:
|
||
|
|
m_flPaintTime = SNIPER_PAINT_FRUSTRATED_TIME + random->RandomFloat( 0, SNIPER_PAINT_FRUSTRATED_TIME );
|
||
|
|
SetWait( m_flPaintTime );
|
||
|
|
if( FindFrustratedShot( pTask->flTaskData ) )
|
||
|
|
{
|
||
|
|
LaserOff();
|
||
|
|
LaserOn( m_vecFrustratedTarget, vec3_origin );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
TaskFail( "Frustrated shot with no enemy" );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_DECOY:
|
||
|
|
SetWait( pTask->flTaskData );
|
||
|
|
LaserOn( m_vecDecoyObjectTarget, Vector( 64, 64, 64 ) );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_RELOAD:
|
||
|
|
{
|
||
|
|
CPASAttenuationFilter filter( this );
|
||
|
|
EmitSound( filter, entindex(), "NPC_Sniper.Reload" );
|
||
|
|
m_fWeaponLoaded = true;
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_FRUSTRATED_ATTACK:
|
||
|
|
//FindFrustratedShot();
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
BaseClass::StartTask( pTask );
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::RunTask( const Task_t *pTask )
|
||
|
|
{
|
||
|
|
switch( pTask->iTask )
|
||
|
|
{
|
||
|
|
case TASK_SNIPER_PLAYER_DEAD:
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
m_hSweepTarget = PickDeadPlayerTarget();
|
||
|
|
m_vecPaintStart = m_vecPaintCursor;
|
||
|
|
SetWait( 4.0f );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
PaintTarget( m_hSweepTarget->GetAbsOrigin(), 4.0f );
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_ATTACK_CURSOR:
|
||
|
|
if( FireBullet( m_vecPaintCursor, true ) )
|
||
|
|
{
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_RANGE_ATTACK1:
|
||
|
|
// Fire at enemy.
|
||
|
|
if( FireBullet( LeadTarget( GetEnemy() ), true ) )
|
||
|
|
{
|
||
|
|
// Msg("Firing at %s\n",GetEnemy()->GetEntityName().ToCStr());
|
||
|
|
|
||
|
|
if( GetEnemy() && GetEnemy()->IsPlayer() )
|
||
|
|
{
|
||
|
|
m_flTimeLastAttackedPlayer = gpGlobals->curtime;
|
||
|
|
}
|
||
|
|
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Msg("Firebullet %s is false\n",GetEnemy()->GetEntityName().ToCStr());
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_FRUSTRATED_ATTACK:
|
||
|
|
if( FireBullet( m_vecFrustratedTarget, false ) )
|
||
|
|
{
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_SWEEP_TARGET:
|
||
|
|
if ( !m_hSweepTarget.Get() )
|
||
|
|
{
|
||
|
|
TaskFail( FAIL_NO_TARGET );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
// Time up! Paint the next target in the chain, or stop.
|
||
|
|
CBaseEntity *pNext;
|
||
|
|
pNext = gEntList.FindEntityByName( NULL, m_hSweepTarget->m_target );
|
||
|
|
|
||
|
|
if ( m_hSweepTarget->HasSpawnFlags( SF_SNIPERTARGET_SHOOTME ) )
|
||
|
|
{
|
||
|
|
FireBullet( m_hSweepTarget->GetLocalOrigin(), false );
|
||
|
|
TaskComplete(); // Force a reload.
|
||
|
|
}
|
||
|
|
|
||
|
|
if( pNext || IsSweepingRandomly() )
|
||
|
|
{
|
||
|
|
// Bump the timer up, update the cursor, paint the new target!
|
||
|
|
// This is done regardless of whether we just fired at the current target.
|
||
|
|
|
||
|
|
m_vecPaintCursor = m_hSweepTarget->GetLocalOrigin();
|
||
|
|
if( IsSweepingRandomly() )
|
||
|
|
{
|
||
|
|
// If sweeping randomly, just pick another target.
|
||
|
|
CBaseEntity *pOldTarget;
|
||
|
|
|
||
|
|
pOldTarget = m_hSweepTarget;
|
||
|
|
|
||
|
|
// Pick another target in the group. Don't shoot at the one we just shot at.
|
||
|
|
if( m_iNumGroupTargets > 1 )
|
||
|
|
{
|
||
|
|
do
|
||
|
|
{
|
||
|
|
m_hSweepTarget = m_pGroupTarget[ random->RandomInt( 0, m_iNumGroupTargets - 1 ) ];
|
||
|
|
} while( m_hSweepTarget == pOldTarget );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// If not, go with the next target in the chain.
|
||
|
|
m_hSweepTarget = pNext;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_vecPaintStart = m_vecPaintCursor;
|
||
|
|
SetWait( m_hSweepTarget->m_flSpeed );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_hSweepTarget = NULL;
|
||
|
|
LaserOff();
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
NDebugOverlay::Line(GetBulletOrigin(), m_hSweepTarget->GetLocalOrigin(), 0,255,0, true, 20 );
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if ( m_hSweepTarget->HasSpawnFlags( SF_SNIPERTARGET_SNAPSHOT ) )
|
||
|
|
{
|
||
|
|
m_fSnapShot = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
PaintTarget( m_hSweepTarget->GetAbsOrigin(), m_hSweepTarget->m_flSpeed );
|
||
|
|
}
|
||
|
|
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_ENEMY:
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
|
||
|
|
PaintTarget( LeadTarget( GetEnemy() ), m_flPaintTime );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_DECOY:
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
|
||
|
|
PaintTarget( m_vecDecoyObjectTarget, pTask->flTaskData );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_NO_SHOT:
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
//HACKHACK(sjb)
|
||
|
|
// This condition should be turned off
|
||
|
|
// by a task.
|
||
|
|
ClearCondition( COND_SNIPER_NO_SHOT );
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
|
||
|
|
PaintTarget( m_vecFrustratedTarget, SNIPER_PAINT_NO_SHOT_TIME );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_SNIPER_PAINT_FRUSTRATED:
|
||
|
|
if( IsWaitFinished() )
|
||
|
|
{
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
|
||
|
|
PaintTarget( m_vecFrustratedTarget, m_flPaintTime );
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TASK_RANGE_ATTACK2:
|
||
|
|
// Fire at decoy
|
||
|
|
if( m_hDecoyObject == NULL )
|
||
|
|
{
|
||
|
|
TaskFail("sniper: bad decoy");
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( FireBullet( m_vecDecoyObjectTarget, false ) )
|
||
|
|
{
|
||
|
|
//Msg( "Fired at decoy\n" );
|
||
|
|
AddOldDecoy( m_hDecoyObject );
|
||
|
|
TaskComplete();
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
BaseClass::RunTask( pTask );
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// The sniper throws away the circular list of old decoys when we restore.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CProtoSniper::Restore( IRestore &restore )
|
||
|
|
{
|
||
|
|
ClearOldDecoys();
|
||
|
|
|
||
|
|
return BaseClass::Restore( restore );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
float CProtoSniper::MaxYawSpeed( void )
|
||
|
|
{
|
||
|
|
return 60;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::PrescheduleThink( void )
|
||
|
|
{
|
||
|
|
BaseClass::PrescheduleThink();
|
||
|
|
|
||
|
|
// If a sweep target is set, keep asking the AI to sweep the target
|
||
|
|
if( m_hSweepTarget != NULL )
|
||
|
|
{
|
||
|
|
if( m_bSweepHighestPriority || (!HasCondition( COND_CAN_RANGE_ATTACK1 ) && !HasCondition( COND_SNIPER_NO_SHOT ) ) )
|
||
|
|
{
|
||
|
|
SetCondition( COND_SNIPER_SWEEP_TARGET );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
ClearCondition( COND_SNIPER_SWEEP_TARGET );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Think faster if the beam is on, this gives the beam higher resolution.
|
||
|
|
if( m_pBeam )
|
||
|
|
{
|
||
|
|
SetNextThink( gpGlobals->curtime + 0.03 );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
SetNextThink( gpGlobals->curtime + 0.1f );
|
||
|
|
}
|
||
|
|
|
||
|
|
// If the enemy has just stepped into view, or we've acquired a new enemy,
|
||
|
|
// Record the last time we've seen the enemy as right now.
|
||
|
|
//
|
||
|
|
// If the enemy has been out of sight for a full second, mark him eluded.
|
||
|
|
if( GetEnemy() != NULL )
|
||
|
|
{
|
||
|
|
if( gpGlobals->curtime - GetEnemies()->LastTimeSeen( GetEnemy() ) > 30 )
|
||
|
|
{
|
||
|
|
// Stop pestering enemies after 30 seconds of frustration.
|
||
|
|
GetEnemies()->ClearMemory( GetEnemy() );
|
||
|
|
SetEnemy(NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Suppress at the sound of danger. Incoming missiles, for example.
|
||
|
|
if( HasCondition( COND_HEAR_DANGER ) )
|
||
|
|
{
|
||
|
|
SetCondition( COND_SNIPER_SUPPRESSED );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
Vector CProtoSniper::EyePosition( void )
|
||
|
|
{
|
||
|
|
if( m_spawnflags & SF_SNIPER_HIDDEN )
|
||
|
|
{
|
||
|
|
return GetLocalOrigin();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return BaseClass::EyePosition();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
Vector CProtoSniper::DesiredBodyTarget( CBaseEntity *pTarget )
|
||
|
|
{
|
||
|
|
// By default, aim for the center
|
||
|
|
Vector vecTarget = pTarget->WorldSpaceCenter();
|
||
|
|
|
||
|
|
float flTimeSinceLastMiss = gpGlobals->curtime - m_flTimeLastShotMissed;
|
||
|
|
|
||
|
|
if( pTarget->GetFlags() & FL_CLIENT )
|
||
|
|
{
|
||
|
|
if( !BaseClass::FVisible( vecTarget ) )
|
||
|
|
{
|
||
|
|
// go to the player's eyes if his center is concealed.
|
||
|
|
// Bump up an inch so the player's not looking straight down a beam.
|
||
|
|
vecTarget = pTarget->EyePosition() + Vector( 0, 0, 1 );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if( pTarget->Classify() == CLASS_HEADCRAB )
|
||
|
|
{
|
||
|
|
// Headcrabs are tiny inside their boxes.
|
||
|
|
vecTarget = pTarget->GetAbsOrigin();
|
||
|
|
vecTarget.z += 4.0;
|
||
|
|
}
|
||
|
|
else if( !m_bShootZombiesInChest && pTarget->Classify() == CLASS_ZOMBIE )
|
||
|
|
{
|
||
|
|
if( flTimeSinceLastMiss > 0.0f && flTimeSinceLastMiss < 4.0f && hl2_episodic.GetBool() )
|
||
|
|
{
|
||
|
|
vecTarget = pTarget->BodyTarget( GetBulletOrigin(), false );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Shoot zombies in the headcrab
|
||
|
|
vecTarget = pTarget->HeadTarget( GetBulletOrigin() );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if( pTarget->Classify() == CLASS_ANTLION )
|
||
|
|
{
|
||
|
|
// Shoot about a few inches above the origin. This makes it easy to hit antlions
|
||
|
|
// even if they are on their backs.
|
||
|
|
vecTarget = pTarget->GetAbsOrigin();
|
||
|
|
vecTarget.z += 18.0f;
|
||
|
|
}
|
||
|
|
else if( pTarget->Classify() == CLASS_EARTH_FAUNA )
|
||
|
|
{
|
||
|
|
// Shoot birds in the center
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Shoot NPCs in the chest
|
||
|
|
vecTarget.z += 8.0f;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return vecTarget;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
Vector CProtoSniper::LeadTarget( CBaseEntity *pTarget )
|
||
|
|
{
|
||
|
|
float targetTime;
|
||
|
|
float targetDist;
|
||
|
|
//float adjustedShotDist;
|
||
|
|
//float actualShotDist;
|
||
|
|
Vector vecAdjustedShot;
|
||
|
|
Vector vecTarget;
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
/*
|
||
|
|
NDebugOverlay::EntityBounds(pTarget,
|
||
|
|
255,255,0,96,0.1f);
|
||
|
|
*/
|
||
|
|
if( sniperLines.GetBool() )
|
||
|
|
{
|
||
|
|
Msg("Sniper %s is targeting %s\n", GetDebugName(), pTarget ? pTarget->GetDebugName() : "nobody" );
|
||
|
|
}
|
||
|
|
|
||
|
|
if( pTarget == NULL )
|
||
|
|
{
|
||
|
|
// no target
|
||
|
|
return vec3_origin;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Get target
|
||
|
|
vecTarget = DesiredBodyTarget( pTarget );
|
||
|
|
|
||
|
|
// Get bullet time to target
|
||
|
|
targetDist = (vecTarget - GetBulletOrigin() ).Length();
|
||
|
|
targetTime = targetDist / GetBulletSpeed();
|
||
|
|
|
||
|
|
// project target's velocity over that time.
|
||
|
|
Vector vecVelocity = vec3_origin;
|
||
|
|
|
||
|
|
if( pTarget->IsPlayer() || pTarget->Classify() == CLASS_MISSILE )
|
||
|
|
{
|
||
|
|
// This target is a client, who has an actual velocity.
|
||
|
|
vecVelocity = pTarget->GetSmoothedVelocity();
|
||
|
|
|
||
|
|
// Slow the vertical velocity down a lot, or the sniper will
|
||
|
|
// lead a jumping player by firing several feet above his head.
|
||
|
|
// THIS may affect the sniper hitting a player that's ascending/descending
|
||
|
|
// ladders. If so, we'll have to check for the player's ladder flag.
|
||
|
|
if( pTarget->GetFlags() & FL_CLIENT )
|
||
|
|
{
|
||
|
|
vecVelocity.z *= 0.25;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if( pTarget->MyNPCPointer() && pTarget->MyNPCPointer()->GetNavType() == NAV_FLY )
|
||
|
|
{
|
||
|
|
// Take a flying monster's velocity directly.
|
||
|
|
vecVelocity = pTarget->GetAbsVelocity();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Have to build a velocity vector using the character's current groundspeed.
|
||
|
|
CBaseAnimating *pAnimating;
|
||
|
|
|
||
|
|
pAnimating = (CBaseAnimating *)pTarget;
|
||
|
|
|
||
|
|
Assert( pAnimating != NULL );
|
||
|
|
|
||
|
|
QAngle vecAngle;
|
||
|
|
vecAngle.y = pAnimating->GetSequenceMoveYaw( pAnimating->GetSequence() );
|
||
|
|
vecAngle.x = 0;
|
||
|
|
vecAngle.z = 0;
|
||
|
|
|
||
|
|
vecAngle.y += pTarget->GetLocalAngles().y;
|
||
|
|
|
||
|
|
AngleVectors( vecAngle, &vecVelocity );
|
||
|
|
|
||
|
|
vecVelocity = vecVelocity * pAnimating->m_flGroundSpeed;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( m_iMisses > 0 && !FClassnameIs( pTarget, "npc_bullseye" ) )
|
||
|
|
{
|
||
|
|
// I'm supposed to miss this shot, so aim above the target's head.
|
||
|
|
// BUT DON'T miss bullseyes, and don't count the shot.
|
||
|
|
vecAdjustedShot = vecTarget;
|
||
|
|
vecAdjustedShot.z += 16;
|
||
|
|
|
||
|
|
m_iMisses--;
|
||
|
|
|
||
|
|
// NDebugOverlay::Cross3D(vecAdjustedShot,12.0f,255,0,0,false,1);
|
||
|
|
|
||
|
|
return vecAdjustedShot;
|
||
|
|
}
|
||
|
|
|
||
|
|
vecAdjustedShot = vecTarget + ( vecVelocity * targetTime );
|
||
|
|
|
||
|
|
// if the adjusted shot falls well short of the target, take the straight shot.
|
||
|
|
// it's not very interesting for the bullet to hit something far away from the
|
||
|
|
// target. (for instance, if a sign or ledge or something is between the player
|
||
|
|
// and the sniper, and the sniper would hit this object if he tries to lead the player)
|
||
|
|
|
||
|
|
// NDebugOverlay::Cross3D(vecAdjustedShot,12.0f,5,255,0,false,1);
|
||
|
|
|
||
|
|
if( sniperLines.GetFloat() == 1.0f )
|
||
|
|
{
|
||
|
|
Vector vecBulletOrigin;
|
||
|
|
vecBulletOrigin = GetBulletOrigin();
|
||
|
|
CPVSFilter filter( GetLocalOrigin() );
|
||
|
|
te->ShowLine( filter, 0.0, &vecBulletOrigin, &vecAdjustedShot );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
UTIL_TraceLine( vecBulletOrigin, vecAdjustedShot, MASK_SHOT, this, &tr );
|
||
|
|
|
||
|
|
actualShotDist = (tr.endpos - vecBulletOrigin ).Length();
|
||
|
|
adjustedShotDist = ( vecAdjustedShot - vecBulletOrigin ).Length();
|
||
|
|
|
||
|
|
/////////////////////////////////////////////
|
||
|
|
// the shot taken should hit within 10% of the sniper's distance to projected target.
|
||
|
|
// else, shoot straight. (there's some object in the way of the adjusted shot)
|
||
|
|
/////////////////////////////////////////////
|
||
|
|
if( actualShotDist <= adjustedShotDist * 0.9 )
|
||
|
|
{
|
||
|
|
vecAdjustedShot = vecTarget;
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
return vecAdjustedShot;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
// Sniper killed the player. Pick the player's body or something
|
||
|
|
// nearby to point the laser at, so that the player can get
|
||
|
|
// a fix on the sniper's location.
|
||
|
|
//---------------------------------------------------------
|
||
|
|
CBaseEntity *CProtoSniper::PickDeadPlayerTarget()
|
||
|
|
{
|
||
|
|
const int iSearchSize = 32;
|
||
|
|
CBaseEntity *pTarget = AI_GetSinglePlayer();
|
||
|
|
CBaseEntity *pEntities[ iSearchSize ];
|
||
|
|
|
||
|
|
int iNumEntities = UTIL_EntitiesInSphere( pEntities, iSearchSize, AI_GetSinglePlayer()->GetAbsOrigin(), 180.0f, 0 );
|
||
|
|
|
||
|
|
// Not very robust, but doesn't need to be. Randomly select a nearby object in the list that isn't an NPC.
|
||
|
|
if( iNumEntities > 0 )
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
|
||
|
|
// Try a few times to randomly select a target.
|
||
|
|
for( i = 0 ; i < 10 ; i++ )
|
||
|
|
{
|
||
|
|
CBaseEntity *pCandidate = pEntities[ random->RandomInt(0, iNumEntities - 1) ];
|
||
|
|
|
||
|
|
if( !pCandidate->IsNPC() && FInViewCone(pCandidate) )
|
||
|
|
{
|
||
|
|
return pCandidate;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Fall through to accept the player as a target.
|
||
|
|
return pTarget;
|
||
|
|
}
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::InputEnableSniper( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
ClearCondition( COND_SNIPER_DISABLED );
|
||
|
|
SetCondition( COND_SNIPER_ENABLED );
|
||
|
|
|
||
|
|
m_fEnabled = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CProtoSniper::InputDisableSniper( inputdata_t &inputdata )
|
||
|
|
{
|
||
|
|
ClearCondition( COND_SNIPER_ENABLED );
|
||
|
|
SetCondition( COND_SNIPER_DISABLED );
|
||
|
|
|
||
|
|
m_fEnabled = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CProtoSniper::FindFrustratedShot( float flNoise )
|
||
|
|
{
|
||
|
|
Vector vecForward;
|
||
|
|
Vector vecStart;
|
||
|
|
Vector vecAimAt;
|
||
|
|
Vector vecAim;
|
||
|
|
|
||
|
|
if( !GetEnemy() )
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Just pick a spot somewhere around the target.
|
||
|
|
// Try a handful of times to pick a spot that guarantees the
|
||
|
|
// target will see the laser.
|
||
|
|
#define MAX_TRIES 15
|
||
|
|
for( int i = 0 ; i < MAX_TRIES ; i++ )
|
||
|
|
{
|
||
|
|
Vector vecSpot = GetEnemyLKP();
|
||
|
|
|
||
|
|
vecSpot.x += random->RandomFloat( -64, 64 );
|
||
|
|
vecSpot.y += random->RandomFloat( -64, 64 );
|
||
|
|
vecSpot.z += random->RandomFloat( -40, 40 );
|
||
|
|
|
||
|
|
// Help move the frustrated spot off the target's BBOX in X/Y space.
|
||
|
|
if( vecSpot.x < 0 )
|
||
|
|
vecSpot.x -= 32;
|
||
|
|
else
|
||
|
|
vecSpot.x += 32;
|
||
|
|
|
||
|
|
if( vecSpot.y < 0 )
|
||
|
|
vecSpot.y -= 32;
|
||
|
|
else
|
||
|
|
vecSpot.y += 32;
|
||
|
|
|
||
|
|
Vector vecSrc, vecDir;
|
||
|
|
|
||
|
|
vecSrc = GetAbsOrigin();
|
||
|
|
vecDir = vecSpot - vecSrc;
|
||
|
|
VectorNormalize( vecDir );
|
||
|
|
|
||
|
|
if( GetEnemy()->FVisible( vecSpot ) || i == MAX_TRIES - 1 )
|
||
|
|
{
|
||
|
|
trace_t tr;
|
||
|
|
AI_TraceLine(vecSrc, vecSrc + vecDir * 8192, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr);
|
||
|
|
|
||
|
|
if( !GetEnemy()->FVisible( tr.endpos ) )
|
||
|
|
{
|
||
|
|
// Dont accept this point unless we are out of tries!
|
||
|
|
if( i != MAX_TRIES - 1 )
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
m_vecFrustratedTarget = tr.endpos;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
NDebugOverlay::Line(vecStart, tr.endpos, 0,255,0, true, 20 );
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
// See all NPC's easily.
|
||
|
|
//
|
||
|
|
// Only see the player if you can trace to both of his
|
||
|
|
// eyeballs. That is, allow the player to peek around corners.
|
||
|
|
// This is a little more expensive than the base class' check!
|
||
|
|
//---------------------------------------------------------
|
||
|
|
#define SNIPER_EYE_DIST 0.75
|
||
|
|
#define SNIPER_TARGET_VERTICAL_OFFSET Vector( 0, 0, 5 );
|
||
|
|
bool CProtoSniper::FVisible( CBaseEntity *pEntity, int traceMask, CBaseEntity **ppBlocker )
|
||
|
|
{
|
||
|
|
if( m_spawnflags & SF_SNIPER_VIEWCONE )
|
||
|
|
{
|
||
|
|
// Viewcone snipers are blind with their laser off.
|
||
|
|
if( !IsLaserOn() )
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !pEntity->IsPlayer() )
|
||
|
|
{
|
||
|
|
// NPC
|
||
|
|
return BaseClass::FVisible( pEntity, traceMask, ppBlocker );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( pEntity->GetFlags() & FL_NOTARGET )
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
Vector vecVerticalOffset;
|
||
|
|
Vector vecRight;
|
||
|
|
Vector vecEye;
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
if( fabs( GetAbsOrigin().z - pEntity->WorldSpaceCenter().z ) <= 120.f )
|
||
|
|
{
|
||
|
|
// If the player is around the same elevation, look straight at his eyes.
|
||
|
|
// At the same elevation, the vertical peeking allowance makes it too easy
|
||
|
|
// for a player to dispatch the sniper from cover.
|
||
|
|
vecVerticalOffset = vec3_origin;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Otherwise, look at a spot below his eyes. This allows the player to back away
|
||
|
|
// from his cover a bit and have a peek at the sniper without being detected.
|
||
|
|
vecVerticalOffset = SNIPER_TARGET_VERTICAL_OFFSET;
|
||
|
|
}
|
||
|
|
|
||
|
|
AngleVectors( pEntity->GetLocalAngles(), NULL, &vecRight, NULL );
|
||
|
|
|
||
|
|
vecEye = vecRight * SNIPER_EYE_DIST - vecVerticalOffset;
|
||
|
|
UTIL_TraceLine( EyePosition(), pEntity->EyePosition() + vecEye, MASK_BLOCKLOS, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
NDebugOverlay::Line(EyePosition(), tr.endpos, 0,255,0, true, 0.1);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
bool fCheckFailed = false;
|
||
|
|
|
||
|
|
if( tr.fraction != 1.0 )
|
||
|
|
{
|
||
|
|
fCheckFailed = true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Don't check the other eye if the first eye failed.
|
||
|
|
if( !fCheckFailed )
|
||
|
|
{
|
||
|
|
vecEye = -vecRight * SNIPER_EYE_DIST - vecVerticalOffset;
|
||
|
|
UTIL_TraceLine( EyePosition(), pEntity->EyePosition() + vecEye, MASK_BLOCKLOS, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
NDebugOverlay::Line(EyePosition(), tr.endpos, 0,255,0, true, 0.1);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if( tr.fraction != 1.0 )
|
||
|
|
{
|
||
|
|
fCheckFailed = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( !fCheckFailed )
|
||
|
|
{
|
||
|
|
// Can see the player.
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Now, if the check failed, see if the player is ducking and has recently
|
||
|
|
// fired a muzzleflash. If yes, see if you'd be able to see the player if
|
||
|
|
// they were standing in their current position instead of ducking. Since
|
||
|
|
// the sniper doesn't have a clear shot in this situation, he will harrass
|
||
|
|
// near the player.
|
||
|
|
CBasePlayer *pPlayer;
|
||
|
|
|
||
|
|
pPlayer = ToBasePlayer( pEntity );
|
||
|
|
|
||
|
|
if( (pPlayer->GetFlags() & FL_DUCKING) && pPlayer->MuzzleFlashTime() > gpGlobals->curtime )
|
||
|
|
{
|
||
|
|
vecEye = pPlayer->EyePosition() + Vector( 0, 0, 32 );
|
||
|
|
UTIL_TraceLine( EyePosition(), vecEye, MASK_BLOCKLOS, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
if( tr.fraction != 1.0 )
|
||
|
|
{
|
||
|
|
// Everything failed.
|
||
|
|
if (ppBlocker)
|
||
|
|
{
|
||
|
|
*ppBlocker = tr.m_pEnt;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Fake being able to see the player.
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (ppBlocker)
|
||
|
|
{
|
||
|
|
*ppBlocker = tr.m_pEnt;
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Draw any debug text overlays
|
||
|
|
// Output : Returns the current text offset from the top
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
int CProtoSniper::DrawDebugTextOverlays()
|
||
|
|
{
|
||
|
|
int text_offset = 0;
|
||
|
|
|
||
|
|
// ---------------------
|
||
|
|
// Print Baseclass text
|
||
|
|
// ---------------------
|
||
|
|
text_offset = BaseClass::DrawDebugTextOverlays();
|
||
|
|
|
||
|
|
if (m_debugOverlays & OVERLAY_TEXT_BIT)
|
||
|
|
{
|
||
|
|
char tempstr[512];
|
||
|
|
|
||
|
|
CSniperTarget *pTarget = NULL;
|
||
|
|
if ( m_iNumGroupTargets > 0 )
|
||
|
|
{
|
||
|
|
pTarget = dynamic_cast<CSniperTarget *>(m_pGroupTarget[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
Q_snprintf( tempstr, sizeof( tempstr ), "Sweep group (count): %s (%d)", pTarget != NULL ? STRING( pTarget->m_iszGroupName ) : "<None>", m_iNumGroupTargets );
|
||
|
|
EntityText( text_offset, tempstr, 0 );
|
||
|
|
text_offset++;
|
||
|
|
|
||
|
|
for ( int i = 0; i < m_iNumGroupTargets; i++ )
|
||
|
|
{
|
||
|
|
if ( m_pGroupTarget[i] != NULL )
|
||
|
|
{
|
||
|
|
NDebugOverlay::VertArrow( EyePosition(), m_pGroupTarget[i]->GetAbsOrigin(), 8, 0, 255, 0, 0, true, 0);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return text_offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Inform the sniper that a bullet missed its intended target. We don't know
|
||
|
|
// which bullet or which target.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void CProtoSniper::NotifyShotMissedTarget()
|
||
|
|
{
|
||
|
|
m_flTimeLastShotMissed = gpGlobals->curtime;
|
||
|
|
// In episodic, aim at the (easier to hit at distance or high speed) centers
|
||
|
|
// of the bodies of NPC targets. This change makes Alyx sniper less likely to
|
||
|
|
// miss zombie and zombines over and over because of the large amount of head movement
|
||
|
|
// in these NPCs' walk and run animations.
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Schedules
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
AI_BEGIN_CUSTOM_NPC( proto_sniper, CProtoSniper )
|
||
|
|
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_CANATTACKDECOY );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_SUPPRESSED );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_ENABLED );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_DISABLED );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_FRUSTRATED );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_SWEEP_TARGET );
|
||
|
|
DECLARE_CONDITION( COND_SNIPER_NO_SHOT );
|
||
|
|
|
||
|
|
DECLARE_TASK( TASK_SNIPER_FRUSTRATED_ATTACK );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PAINT_ENEMY );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PAINT_DECOY );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PAINT_FRUSTRATED );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PAINT_SWEEP_TARGET );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_ATTACK_CURSOR );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PAINT_NO_SHOT );
|
||
|
|
DECLARE_TASK( TASK_SNIPER_PLAYER_DEAD );
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// SCAN
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_SCAN,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_WAIT_INDEFINITE 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_SNIPER_SWEEP_TARGET"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// CAMP
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_CAMP,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_WAIT_INDEFINITE 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_CAN_RANGE_ATTACK1"
|
||
|
|
" COND_SNIPER_CANATTACKDECOY"
|
||
|
|
" COND_SNIPER_SUPPRESSED"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_SNIPER_FRUSTRATED"
|
||
|
|
" COND_SNIPER_SWEEP_TARGET"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// ATTACK
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_ATTACK,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PAINT_ENEMY 0"
|
||
|
|
" TASK_RANGE_ATTACK1 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_ENEMY_OCCLUDED"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// ATTACK
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_SNAPATTACK,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_ATTACK_CURSOR 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_ENEMY_OCCLUDED"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// RELOAD
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_RELOAD,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_RELOAD 0"
|
||
|
|
" TASK_WAIT 1.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// Attack decoy
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_ATTACKDECOY,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PAINT_DECOY 2.0"
|
||
|
|
" TASK_RANGE_ATTACK2 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_CAN_RANGE_ATTACK1"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_SNIPER_SWEEP_TARGET"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_SUPPRESSED,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_WAIT 2.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
// Sniper is allowed to process a couple conditions while
|
||
|
|
// disabled, but mostly he waits until he's enabled.
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_DISABLEDWAIT,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_WAIT 0.5"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_SNIPER_ENABLED"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_FRUSTRATED_ATTACK,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_WAIT 2.0"
|
||
|
|
" TASK_SNIPER_PAINT_FRUSTRATED 0.05"
|
||
|
|
" TASK_SNIPER_PAINT_FRUSTRATED 0.025"
|
||
|
|
" TASK_SNIPER_PAINT_FRUSTRATED 0.0"
|
||
|
|
" TASK_SNIPER_FRUSTRATED_ATTACK 0.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_CAN_RANGE_ATTACK1"
|
||
|
|
" COND_SEE_ENEMY"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_SWEEP_TARGET"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_SWEEP_TARGET,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PAINT_SWEEP_TARGET 0.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_CAN_RANGE_ATTACK1"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
" COND_SNIPER_NO_SHOT"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_SWEEP_TARGET_NOINTERRUPT,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PAINT_SWEEP_TARGET 0.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_NO_CLEAR_SHOT,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PAINT_NO_SHOT 0.0"
|
||
|
|
" TASK_SNIPER_PAINT_NO_SHOT 0.075"
|
||
|
|
" TASK_SNIPER_PAINT_NO_SHOT 0.05"
|
||
|
|
" TASK_SNIPER_PAINT_NO_SHOT 0.0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
" COND_NEW_ENEMY"
|
||
|
|
" COND_ENEMY_DEAD"
|
||
|
|
" COND_SNIPER_DISABLED"
|
||
|
|
" COND_CAN_RANGE_ATTACK1"
|
||
|
|
" COND_HEAR_DANGER"
|
||
|
|
)
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
DEFINE_SCHEDULE
|
||
|
|
(
|
||
|
|
SCHED_PSNIPER_PLAYER_DEAD,
|
||
|
|
|
||
|
|
" Tasks"
|
||
|
|
" TASK_SNIPER_PLAYER_DEAD 0"
|
||
|
|
" "
|
||
|
|
" Interrupts"
|
||
|
|
)
|
||
|
|
|
||
|
|
AI_END_CUSTOM_NPC()
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Sniper Bullet
|
||
|
|
//
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CSniperBullet::Precache()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CSniperBullet::BulletThink( void )
|
||
|
|
{
|
||
|
|
// Set the bullet up to think again.
|
||
|
|
SetNextThink( gpGlobals->curtime + 0.05 );
|
||
|
|
|
||
|
|
if( !GetOwnerEntity() )
|
||
|
|
{
|
||
|
|
// Owner died!
|
||
|
|
Stop();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if( gpGlobals->curtime >= m_SoundTime )
|
||
|
|
{
|
||
|
|
// See if it's time to make the sonic boom.
|
||
|
|
CPASAttenuationFilter filter( this, ATTN_NONE );
|
||
|
|
EmitSound( filter, entindex(), "NPC_Sniper.SonicBoom" );
|
||
|
|
|
||
|
|
if( GetOwnerEntity() )
|
||
|
|
{
|
||
|
|
CAI_BaseNPC *pSniper;
|
||
|
|
CAI_BaseNPC *pEnemyNPC;
|
||
|
|
pSniper = GetOwnerEntity()->MyNPCPointer();
|
||
|
|
|
||
|
|
if( pSniper && pSniper->GetEnemy() )
|
||
|
|
{
|
||
|
|
pEnemyNPC = pSniper->GetEnemy()->MyNPCPointer();
|
||
|
|
|
||
|
|
// Warn my enemy if they can see the sniper.
|
||
|
|
if( pEnemyNPC && GetOwnerEntity() && pEnemyNPC->FVisible( GetOwnerEntity()->WorldSpaceCenter() ) )
|
||
|
|
{
|
||
|
|
CSoundEnt::InsertSound( SOUND_DANGER | SOUND_CONTEXT_FROM_SNIPER, pSniper->GetEnemy()->EarPosition(), 16, 1.0f, GetOwnerEntity() );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// No way the bullet will live this long.
|
||
|
|
m_SoundTime = 1e9;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Trace this timeslice of the bullet.
|
||
|
|
Vector vecStart;
|
||
|
|
Vector vecEnd;
|
||
|
|
float flInterval;
|
||
|
|
|
||
|
|
flInterval = gpGlobals->curtime - GetLastThink();
|
||
|
|
vecStart = GetAbsOrigin();
|
||
|
|
vecEnd = vecStart + ( m_vecDir * (m_Speed * flInterval) );
|
||
|
|
float flDist = (vecStart - vecEnd).Length();
|
||
|
|
|
||
|
|
//Msg(".");
|
||
|
|
|
||
|
|
trace_t tr;
|
||
|
|
AI_TraceLine( vecStart, vecEnd, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
if( tr.fraction != 1.0 )
|
||
|
|
{
|
||
|
|
// This slice of bullet will hit something.
|
||
|
|
GetOwnerEntity()->FireBullets( 1, vecStart, m_vecDir, vec3_origin, flDist, m_AmmoType, 0 );
|
||
|
|
m_iImpacts++;
|
||
|
|
|
||
|
|
#ifdef HL2_EPISODIC
|
||
|
|
if( tr.m_pEnt->IsNPC() || m_iImpacts == NUM_PENETRATIONS )
|
||
|
|
#else
|
||
|
|
if( tr.m_pEnt->m_takedamage == DAMAGE_YES || m_iImpacts == NUM_PENETRATIONS )
|
||
|
|
#endif//HL2_EPISODIC
|
||
|
|
{
|
||
|
|
// Bullet stops when it hits an NPC, or when it has penetrated enough times.
|
||
|
|
|
||
|
|
if( tr.m_pEnt && tr.m_pEnt->VPhysicsGetObject() )
|
||
|
|
{
|
||
|
|
if( tr.m_pEnt->VPhysicsGetObject()->GetGameFlags() & FVPHYSICS_PLAYER_HELD )
|
||
|
|
{
|
||
|
|
Pickup_ForcePlayerToDropThisObject(tr.m_pEnt);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Stop();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
#define STEP_SIZE 2
|
||
|
|
#define NUM_STEPS 6
|
||
|
|
// Try to slide a 'cursor' through the object that was hit.
|
||
|
|
Vector vecCursor = tr.endpos;
|
||
|
|
|
||
|
|
for( int i = 0 ; i < NUM_STEPS ; i++ )
|
||
|
|
{
|
||
|
|
//Msg("-");
|
||
|
|
vecCursor += m_vecDir * STEP_SIZE;
|
||
|
|
|
||
|
|
if( UTIL_PointContents( vecCursor ) != CONTENTS_SOLID )
|
||
|
|
{
|
||
|
|
// Passed out of a solid!
|
||
|
|
SetAbsOrigin( vecCursor );
|
||
|
|
|
||
|
|
// Fire another tracer.
|
||
|
|
AI_TraceLine( vecCursor, vecCursor + m_vecDir * 8192, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
UTIL_Tracer( vecCursor, tr.endpos, 0, TRACER_DONT_USE_ATTACHMENT, m_Speed, true, "StriderTracer" );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bullet also stops when it fails to exit material after penetrating this far.
|
||
|
|
//Msg("#\n");
|
||
|
|
if( m_bDirectShot )
|
||
|
|
{
|
||
|
|
CProtoSniper *pSniper = dynamic_cast<CProtoSniper*>(GetOwnerEntity());
|
||
|
|
if( pSniper )
|
||
|
|
{
|
||
|
|
pSniper->NotifyShotMissedTarget();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Stop();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
SetAbsOrigin( vecEnd );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//=========================================================
|
||
|
|
//=========================================================
|
||
|
|
bool CSniperBullet::Start( const Vector &vecOrigin, const Vector &vecTarget, CBaseEntity *pOwner, bool bDirectShot )
|
||
|
|
{
|
||
|
|
m_flLastThink = gpGlobals->curtime;
|
||
|
|
|
||
|
|
if( m_AmmoType == -1 )
|
||
|
|
{
|
||
|
|
// This guy doesn't have a REAL weapon, per say, but he does fire
|
||
|
|
// sniper rounds. Since there's no weapon to index the ammo type,
|
||
|
|
// do it manually here.
|
||
|
|
m_AmmoType = GetAmmoDef()->Index("SniperRound");
|
||
|
|
|
||
|
|
// This is the bullet that is used for all subsequent FireBullets() calls after the first
|
||
|
|
// call penetrates a surface and keeps going.
|
||
|
|
m_PenetratedAmmoType = GetAmmoDef()->Index("SniperPenetratedRound");
|
||
|
|
}
|
||
|
|
|
||
|
|
if( m_fActive )
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
SetOwnerEntity( pOwner );
|
||
|
|
|
||
|
|
UTIL_SetOrigin( this, vecOrigin );
|
||
|
|
|
||
|
|
m_vecDir = vecTarget - vecOrigin;
|
||
|
|
VectorNormalize( m_vecDir );
|
||
|
|
|
||
|
|
// Set speed;
|
||
|
|
CProtoSniper *pSniper = dynamic_cast<CProtoSniper*>(pOwner);
|
||
|
|
|
||
|
|
if( pSniper )
|
||
|
|
{
|
||
|
|
m_Speed = pSniper->GetBulletSpeed();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Speed = bulletSpeed.GetFloat();
|
||
|
|
}
|
||
|
|
|
||
|
|
// Start the tracer here, and tell it to end at the end of the last trace
|
||
|
|
// the trace comes from the loop above that does penetration.
|
||
|
|
trace_t tr;
|
||
|
|
UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() + m_vecDir * 8192, MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
UTIL_Tracer( vecOrigin, tr.endpos, 0, TRACER_DONT_USE_ATTACHMENT, m_Speed, true, "StriderTracer" );
|
||
|
|
|
||
|
|
float flElapsedTime = ( (tr.startpos - tr.endpos).Length() / m_Speed );
|
||
|
|
m_SoundTime = gpGlobals->curtime + flElapsedTime * 0.5;
|
||
|
|
|
||
|
|
SetThink( &CSniperBullet::BulletThink );
|
||
|
|
SetNextThink( gpGlobals->curtime );
|
||
|
|
m_fActive = true;
|
||
|
|
m_bDirectShot = bDirectShot;
|
||
|
|
return true;
|
||
|
|
|
||
|
|
/*
|
||
|
|
int i;
|
||
|
|
|
||
|
|
// Try to find all of the things the bullet can go through along the way.
|
||
|
|
//-------------------------------
|
||
|
|
//-------------------------------
|
||
|
|
m_vecDir = vecTarget - vecOrigin;
|
||
|
|
VectorNormalize( m_vecDir );
|
||
|
|
|
||
|
|
trace_t tr;
|
||
|
|
|
||
|
|
|
||
|
|
// Elapsed time counts how long the bullet is in motion through this simulation.
|
||
|
|
float flElapsedTime = 0;
|
||
|
|
|
||
|
|
for( i = 0 ; i < NUM_PENETRATIONS ; i++ )
|
||
|
|
{
|
||
|
|
// Trace to the target.
|
||
|
|
UTIL_TraceLine( GetAbsOrigin(), vecTarget, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
flShotDist = (tr.endpos - GetAbsOrigin()).Length();
|
||
|
|
|
||
|
|
// Record the two endpoints of the segment and the time at which this bullet hits,
|
||
|
|
// and the time at which it's supposed to hit its mark.
|
||
|
|
m_ImpactTime[ i ] = flElapsedTime + ( flShotDist / GetBulletSpeed() );
|
||
|
|
m_vecStart[ i ] = tr.startpos;
|
||
|
|
m_vecEnd[ i ] = tr.endpos;
|
||
|
|
|
||
|
|
// The elapsed time is now pushed forward by how long it takes the bullet
|
||
|
|
// to travel through this segment.
|
||
|
|
flElapsedTime += ( flShotDist / GetBulletSpeed() );
|
||
|
|
|
||
|
|
// Never let gpGlobals->curtime get added to the elapsed time!
|
||
|
|
m_ImpactTime[ i ] += gpGlobals->curtime;
|
||
|
|
|
||
|
|
CBaseEntity *pEnt;
|
||
|
|
|
||
|
|
pEnt = tr.m_pEnt;
|
||
|
|
|
||
|
|
if( !pEnt ||
|
||
|
|
pEnt->MyNPCPointer() ||
|
||
|
|
UTIL_DistApprox2D( tr.endpos, vecTarget ) <= 4 ||
|
||
|
|
FClassnameIs( pEnt, "prop_physics" ) )
|
||
|
|
{
|
||
|
|
// If we're close to the target, assume the shot is going to hit
|
||
|
|
// the target and stop penetrating.
|
||
|
|
//
|
||
|
|
// If we're going to hit an NPC, stop penetrating.
|
||
|
|
//
|
||
|
|
// If we hit a physics prop, stop penetrating.
|
||
|
|
//
|
||
|
|
// Otherwise, keep looping.
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We're going to try to penetrate whatever the bullet has hit.
|
||
|
|
|
||
|
|
// Push through the object by the penetration distance, then trace back.
|
||
|
|
Vector vecCursor;
|
||
|
|
|
||
|
|
vecCursor = tr.endpos;
|
||
|
|
vecCursor += m_vecDir * PENETRATION_THICKNESS;
|
||
|
|
|
||
|
|
UTIL_TraceLine( vecCursor, vecCursor + m_vecDir * -2, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
|
||
|
|
|
||
|
|
#if 1
|
||
|
|
if( tr.startsolid )
|
||
|
|
{
|
||
|
|
// The cursor is inside the solid. Solid is too thick to penetrate.
|
||
|
|
#ifdef SNIPER_DEBUG
|
||
|
|
Msg( "SNIPER STARTSOLID\n" );
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// Now put the bullet at this point and continue.
|
||
|
|
UTIL_SetOrigin( this, vecCursor );
|
||
|
|
}
|
||
|
|
//-------------------------------
|
||
|
|
//-------------------------------
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
#ifdef SNIPER_DEBUG
|
||
|
|
Msg( "PENETRATING %d items", i );
|
||
|
|
#endif // SNIPER_DEBUG
|
||
|
|
|
||
|
|
#ifdef SNIPER_DEBUG
|
||
|
|
Msg( "Dist: %f Travel Time: %f\n", flShotDist, m_ImpactTime );
|
||
|
|
#endif // SNIPER_DEBUG
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CSniperBullet::Init( void )
|
||
|
|
{
|
||
|
|
#ifdef SNIPER_DEBUG
|
||
|
|
Msg( "Bullet stopped\n" );
|
||
|
|
#endif // SNIPER_DEBUG
|
||
|
|
|
||
|
|
m_fActive = false;
|
||
|
|
m_vecDir.Init();
|
||
|
|
m_AmmoType = -1;
|
||
|
|
m_SoundTime = 1e9;
|
||
|
|
m_iImpacts = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
void CSniperBullet::Stop( void )
|
||
|
|
{
|
||
|
|
// The bullet doesn't retire immediately because it still has a sound
|
||
|
|
// in the world that is relying on the bullet's position as a react origin.
|
||
|
|
// So stick around for another second or so.
|
||
|
|
SetThink( &CBaseEntity::SUB_Remove );
|
||
|
|
SetNextThink( gpGlobals->curtime + 1.0 );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//---------------------------------------------------------
|
||
|
|
//---------------------------------------------------------
|
||
|
|
bool CSniperTarget::KeyValue( const char *szKeyName, const char *szValue )
|
||
|
|
{
|
||
|
|
if (FStrEq(szKeyName, "groupname"))
|
||
|
|
{
|
||
|
|
m_iszGroupName = AllocPooledString( szValue );
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return CPointEntity::KeyValue( szKeyName, szValue );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
LINK_ENTITY_TO_CLASS( info_snipertarget, CSniperTarget );
|
||
|
|
|
||
|
|
|