//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============// // // Purpose: Base combat character with no AI // //=============================================================================// #include "cbase.h" #include "basecombatcharacter.h" #include "basecombatweapon.h" #include "animation.h" #include "gib.h" #include "entitylist.h" #include "gamerules.h" #include "ai_basenpc.h" #include "ai_squadslot.h" #include "ammodef.h" #include "ndebugoverlay.h" #include "player.h" #include "physics.h" #include "engine/IEngineSound.h" #include "tier1/strtools.h" #include "sendproxy.h" #include "EntityFlame.h" #include "CRagdollMagnet.h" #include "IEffects.h" #include "iservervehicle.h" #include "igamesystem.h" #include "globals.h" #include "physics_prop_ragdoll.h" #include "physics_impact_damage.h" #include "saverestore_utlvector.h" #include "eventqueue.h" #include "world.h" #include "globalstate.h" #include "items.h" #include "movevars_shared.h" #include "RagdollBoogie.h" #include "rumble_shared.h" #include "saverestoretypes.h" #include "nav_mesh.h" #ifdef HL2_DLL #include "weapon_physcannon.h" #include "hl2_gamerules.h" #endif #ifdef PORTAL #include "portal_util_shared.h" #include "portal_base2d_shared.h" #include "portal_shareddefs.h" #include "npc_portal_turret_floor.h" #endif // memdbgon must be the last include file in a .cpp file!!! #include "tier0/memdbgon.h" #if defined( HL2_DLL ) extern int g_interactionBarnacleVictimReleased; #endif //HL2_DLL extern ConVar weapon_showproficiency; ConVar ai_show_hull_attacks( "ai_show_hull_attacks", "0" ); ConVar ai_force_serverside_ragdoll( "ai_force_serverside_ragdoll", "0" ); #ifndef _RETAIL ConVar ai_use_visibility_cache( "ai_use_visibility_cache", "1" ); #define ShouldUseVisibilityCache() ai_use_visibility_cache.GetBool() #else #define ShouldUseVisibilityCache() true #endif BEGIN_DATADESC( CBaseCombatCharacter ) DEFINE_UTLVECTOR( m_hTriggerFogList, FIELD_EHANDLE ), DEFINE_FIELD( m_hLastFogTrigger, FIELD_EHANDLE ), DEFINE_FIELD( m_flNextAttack, FIELD_TIME ), DEFINE_KEYFIELD( m_eHull, FIELD_INTEGER, "HullType" ), DEFINE_KEYFIELD( m_bloodColor, FIELD_INTEGER, "BloodColor" ), DEFINE_FIELD( m_iDamageCount, FIELD_INTEGER ), DEFINE_FIELD( m_flFieldOfView, FIELD_FLOAT ), DEFINE_FIELD( m_HackedGunPos, FIELD_VECTOR ), DEFINE_KEYFIELD( m_RelationshipString, FIELD_STRING, "Relationship" ), DEFINE_FIELD( m_LastHitGroup, FIELD_INTEGER ), DEFINE_FIELD( m_flDamageAccumulator, FIELD_FLOAT ), DEFINE_INPUT( m_impactEnergyScale, FIELD_FLOAT, "physdamagescale" ), DEFINE_FIELD( m_CurrentWeaponProficiency, FIELD_INTEGER), DEFINE_UTLVECTOR( m_Relationship, FIELD_EMBEDDED), DEFINE_FIELD( m_nFaction, FIELD_INTEGER ), DEFINE_AUTO_ARRAY( m_iAmmo, FIELD_INTEGER ), DEFINE_AUTO_ARRAY( m_hMyWeapons, FIELD_EHANDLE ), DEFINE_FIELD( m_hActiveWeapon, FIELD_EHANDLE ), DEFINE_FIELD( m_flTimeOfLastInjury, FIELD_FLOAT ), DEFINE_FIELD( m_nRelativeDirectionOfLastInjury, FIELD_INTEGER ), // DEFINE_FIELD( m_uiLastDamageTypeFlags, FIELD_INTEGER ), DEFINE_FIELD( m_bForceServerRagdoll, FIELD_BOOLEAN ), DEFINE_FIELD( m_bPreventWeaponPickup, FIELD_BOOLEAN ), DEFINE_INPUTFUNC( FIELD_VOID, "KilledNPC", InputKilledNPC ), END_DATADESC() BEGIN_SIMPLE_DATADESC( Relationship_t ) DEFINE_FIELD( entity, FIELD_EHANDLE ), DEFINE_FIELD( classType, FIELD_INTEGER ), DEFINE_FIELD( faction, FIELD_INTEGER ), DEFINE_FIELD( disposition, FIELD_INTEGER ), DEFINE_FIELD( priority, FIELD_INTEGER ), END_DATADESC() //----------------------------------------------------------------------------- // Init static variables //----------------------------------------------------------------------------- int CBaseCombatCharacter::m_lastInteraction = 0; Relationship_t** CBaseCombatCharacter::m_DefaultRelationship = NULL; Relationship_t** CBaseCombatCharacter::m_FactionRelationship = NULL; CUtlVector< CUtlVector< EHANDLE> > CBaseCombatCharacter::m_aFactions; //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- class CCleanupDefaultRelationShips : public CAutoGameSystem { public: CCleanupDefaultRelationShips( char const *name ) : CAutoGameSystem( name ) { } virtual void Shutdown() { if ( CBaseCombatCharacter::m_DefaultRelationship != NULL ) { int iNumClasses = GameRules() ? GameRules()->NumEntityClasses() : LAST_SHARED_ENTITY_CLASS; for ( int i=0; iClearAllRecipients(); CBaseCombatCharacter *pBCC = ( CBaseCombatCharacter * )pStruct; if ( pBCC != NULL) { if ( pBCC->IsPlayer() ) { pRecipients->SetOnly( pBCC->entindex() - 1 ); } else { // If it's a vehicle, send to "driver" (e.g., operator of tf2 manned guns) IServerVehicle *pVehicle = pBCC->GetServerVehicle(); if ( pVehicle != NULL ) { CBaseCombatCharacter *pDriver = pVehicle->GetPassenger(); if ( pDriver != NULL ) { pRecipients->SetOnly( pDriver->entindex() - 1 ); } } } } return ( void * )pVarData; } REGISTER_SEND_PROXY_NON_MODIFIED_POINTER( SendProxy_SendBaseCombatCharacterLocalDataTable ); void *SendProxy_SendBaseCombatCharacterNonLocalDataTable( const SendProp *pProp, const void *pStruct, const void *pVarData, CSendProxyRecipients *pRecipients, int objectID ) { // Send to all players except itself CBaseCombatCharacter *pBCC = ( CBaseCombatCharacter * )pStruct; if ( pBCC != NULL) { if ( pBCC->IsPlayer() ) { pRecipients->ExcludeOnly( pBCC->entindex() - 1 ); } } return ( void * )pVarData; } REGISTER_SEND_PROXY_NON_MODIFIED_POINTER( SendProxy_SendBaseCombatCharacterNonLocalDataTable ); // Only send active weapon index to local player BEGIN_SEND_TABLE_NOBASE( CBaseCombatCharacter, DT_BCCLocalPlayerExclusive ) SendPropTime( SENDINFO( m_flNextAttack ) ), END_SEND_TABLE(); BEGIN_SEND_TABLE_NOBASE( CBaseCombatCharacter, DT_BCCNonLocalPlayerExclusive ) END_SEND_TABLE(); //----------------------------------------------------------------------------- // This table encodes the CBaseCombatCharacter //----------------------------------------------------------------------------- IMPLEMENT_SERVERCLASS_ST(CBaseCombatCharacter, DT_BaseCombatCharacter) // Data that only gets sent to the local player. SendPropDataTable( "bcc_localdata", 0, &REFERENCE_SEND_TABLE(DT_BCCLocalPlayerExclusive), SendProxy_SendBaseCombatCharacterLocalDataTable ), SendPropDataTable( "bcc_nonlocaldata", 0, &REFERENCE_SEND_TABLE(DT_BCCNonLocalPlayerExclusive), SendProxy_SendBaseCombatCharacterNonLocalDataTable ), SendPropInt( SENDINFO( m_LastHitGroup ), 4, SPROP_UNSIGNED ), SendPropEHandle( SENDINFO( m_hActiveWeapon ) ), SendPropTime( SENDINFO( m_flTimeOfLastInjury ) ), SendPropInt( SENDINFO( m_nRelativeDirectionOfLastInjury ), 3, SPROP_UNSIGNED ), // SendPropInt( SENDINFO( m_uiLastDamageTypeFlags ), 0, SPROP_UNSIGNED ), SendPropArray3( SENDINFO_ARRAY3(m_hMyWeapons), SendPropEHandle( SENDINFO_ARRAY(m_hMyWeapons) ) ), END_SEND_TABLE() //----------------------------------------------------------------------------- // Interactions //----------------------------------------------------------------------------- void CBaseCombatCharacter::InitInteractionSystem() { // interaction ids continue to go up with every map load, otherwise you get // collisions if a future map has a different set of NPCs from a current map } //----------------------------------------------------------------------------- // Purpose: Return an interaction ID (so we have no collisions) //----------------------------------------------------------------------------- int CBaseCombatCharacter::GetInteractionID(void) { m_lastInteraction++; return (m_lastInteraction); } // ============================================================================ bool CBaseCombatCharacter::HasHumanGibs( void ) { #if defined( HL2_DLL ) Class_T myClass = Classify(); if ( myClass == CLASS_CITIZEN_PASSIVE || myClass == CLASS_CITIZEN_REBEL || myClass == CLASS_COMBINE || myClass == CLASS_CONSCRIPT || myClass == CLASS_METROPOLICE || myClass == CLASS_PLAYER ) return true; #elif defined( CSPORT_DLL ) Class_T myClass = Classify(); if ( myClass == CLASS_PLAYER ) { return true; } #endif return false; } bool CBaseCombatCharacter::HasAlienGibs( void ) { #if defined( HL2_DLL ) Class_T myClass = Classify(); if ( myClass == CLASS_BARNACLE || myClass == CLASS_STALKER || myClass == CLASS_ZOMBIE || myClass == CLASS_VORTIGAUNT || myClass == CLASS_HEADCRAB ) { return true; } #endif return false; } void CBaseCombatCharacter::CorpseFade( void ) { StopAnimation(); SetAbsVelocity( vec3_origin ); SetMoveType( MOVETYPE_NONE ); SetLocalAngularVelocity( vec3_angle ); m_flAnimTime = gpGlobals->curtime; AddEffects( EF_NOINTERP ); SUB_StartFadeOut(); } //----------------------------------------------------------------------------- // Visibility caching //----------------------------------------------------------------------------- struct VisibilityCacheEntry_t { CBaseEntity *pEntity1; CBaseEntity *pEntity2; EHANDLE pBlocker; float time; }; class CVisibilityCacheEntryLess { public: CVisibilityCacheEntryLess( int ) {} bool operator!() const { return false; } bool operator()( const VisibilityCacheEntry_t &lhs, const VisibilityCacheEntry_t &rhs ) const { return ( memcmp( &lhs, &rhs, offsetof( VisibilityCacheEntry_t, pBlocker ) ) < 0 ); } }; static CUtlRBTree g_VisibilityCache; const float VIS_CACHE_ENTRY_LIFE = .090; bool CBaseCombatCharacter::FVisible( CBaseEntity *pEntity, int traceMask, CBaseEntity **ppBlocker ) { VPROF( "CBaseCombatCharacter::FVisible" ); if ( traceMask != MASK_BLOCKLOS || !ShouldUseVisibilityCache() || pEntity == this #if defined(HL2_DLL) || Classify() == CLASS_BULLSEYE || pEntity->Classify() == CLASS_BULLSEYE #endif ) { return BaseClass::FVisible( pEntity, traceMask, ppBlocker ); } VisibilityCacheEntry_t cacheEntry; if ( this < pEntity ) { cacheEntry.pEntity1 = this; cacheEntry.pEntity2 = pEntity; } else { cacheEntry.pEntity1 = pEntity; cacheEntry.pEntity2 = this; } int iCache = g_VisibilityCache.Find( cacheEntry ); if ( iCache != g_VisibilityCache.InvalidIndex() ) { if ( gpGlobals->curtime - g_VisibilityCache[iCache].time < VIS_CACHE_ENTRY_LIFE ) { bool bBlockerValid = g_VisibilityCache[iCache].pBlocker.IsValid(); if ( bBlockerValid ) { if ( ppBlocker ) { *ppBlocker = g_VisibilityCache[iCache].pBlocker; if ( !*ppBlocker ) { *ppBlocker = GetWorldEntity(); } } } else { if ( ppBlocker ) { *ppBlocker = NULL; } } return !bBlockerValid; } } else { if ( g_VisibilityCache.Count() != g_VisibilityCache.InvalidIndex() ) { iCache = g_VisibilityCache.Insert( cacheEntry ); } else { return BaseClass::FVisible( pEntity, traceMask, ppBlocker ); } } CBaseEntity *pBlocker = NULL; if ( ppBlocker == NULL ) { ppBlocker = &pBlocker; } bool bResult = BaseClass::FVisible( pEntity, traceMask, ppBlocker ); if ( !bResult ) { g_VisibilityCache[iCache].pBlocker = *ppBlocker; } else { g_VisibilityCache[iCache].pBlocker = NULL; } g_VisibilityCache[iCache].time = gpGlobals->curtime; return bResult; } void CBaseCombatCharacter::ResetVisibilityCache( CBaseCombatCharacter *pBCC ) { VPROF( "CBaseCombatCharacter::ResetVisibilityCache" ); if ( !pBCC ) { g_VisibilityCache.RemoveAll(); return; } int i = g_VisibilityCache.FirstInorder(); CUtlVector removals; while ( i != g_VisibilityCache.InvalidIndex() ) { if ( g_VisibilityCache[i].pEntity1 == pBCC || g_VisibilityCache[i].pEntity2 == pBCC ) { removals.AddToTail( i ); } i = g_VisibilityCache.NextInorder( i ); } for ( i = 0; i < removals.Count(); i++ ) { g_VisibilityCache.RemoveAt( removals[i] ); } } #ifdef PORTAL bool CBaseCombatCharacter::FVisibleThroughPortal( const CPortal_Base2D *pPortal, CBaseEntity *pEntity, int traceMask, CBaseEntity **ppBlocker ) { VPROF( "CBaseCombatCharacter::FVisible" ); if ( pPortal && IsPlayerNearTargetPortal( pPortal->m_hLinkedPortal.Get() ) == false ) return false; if ( pEntity->GetFlags() & FL_NOTARGET ) return false; Vector vecLookerOrigin = EyePosition();//look through the caller's 'eyes' Vector vecTargetOrigin = pEntity->EyePosition(); // Use the custom LOS trace filter CTraceFilterLOS traceFilter( this, COLLISION_GROUP_NONE, pEntity ); Vector vecTranslatedTargetOrigin; UTIL_Portal_PointTransform( pPortal->m_hLinkedPortal->MatrixThisToLinked(), vecTargetOrigin, vecTranslatedTargetOrigin ); Ray_t ray; ray.Init( vecLookerOrigin, vecTranslatedTargetOrigin ); trace_t tr; // If we're doing an opaque search, include NPCs. if ( traceMask == MASK_BLOCKLOS ) { traceMask = MASK_BLOCKLOS_AND_NPCS; } UTIL_Portal_TraceRay_Bullets( pPortal, ray, traceMask, &traceFilter, &tr ); if (tr.fraction != 1.0 || tr.startsolid ) { // If we hit the entity we're looking for, it's visible if ( tr.m_pEnt == pEntity ) return true; // Got line of sight on the vehicle the player is driving! if ( pEntity && pEntity->IsPlayer() ) { CBasePlayer *pPlayer = assert_cast( pEntity ); if ( tr.m_pEnt == pPlayer->GetVehicleEntity() ) return true; } if (ppBlocker) { *ppBlocker = tr.m_pEnt; } return false;// Line of sight is not established } return true;// line of sight is valid. } #endif //----------------------------------------------------------------------------- //========================================================= // FInViewCone - returns true is the passed ent is in // the caller's forward view cone. The dot product is performed // in 2d, making the view cone infinitely tall. //========================================================= bool CBaseCombatCharacter::FInViewCone( CBaseEntity *pEntity ) { return FInViewCone( pEntity->WorldSpaceCenter() ); } //========================================================= // FInViewCone - returns true is the passed Vector is in // the caller's forward view cone. The dot product is performed // in 2d, making the view cone infinitely tall. //========================================================= bool CBaseCombatCharacter::FInViewCone( const Vector &vecSpot ) { Vector eyepos = EyePosition(); // do this in 2D eyepos.z = vecSpot.z; return PointWithinViewAngle( eyepos, vecSpot, EyeDirection2D(), m_flFieldOfView ); } #ifdef PORTAL //========================================================= // FInViewCone - returns true is the passed ent is in // the caller's forward view cone. The dot product is performed // in 2d, making the view cone infinitely tall. //========================================================= CPortal_Base2D* CBaseCombatCharacter::FInViewConeThroughPortal( CBaseEntity *pEntity ) { return FInViewConeThroughPortal( pEntity->WorldSpaceCenter() ); } //========================================================= // FInViewCone - returns true is the passed Vector is in // the caller's forward view cone. The dot product is performed // in 2d, making the view cone infinitely tall. //========================================================= CPortal_Base2D* CBaseCombatCharacter::FInViewConeThroughPortal( const Vector &vecSpot ) { int iPortalCount = CPortal_Base2D_Shared::AllPortals.Count(); if( iPortalCount == 0 ) return NULL; const Vector ptEyePosition = EyePosition(); float fDistToBeat = 1e20; //arbitrarily high number CPortal_Base2D *pBestPortal = NULL; CPortal_Base2D **pPortals = CPortal_Base2D_Shared::AllPortals.Base(); // Check through both portals for ( int iPortal = 0; iPortal < iPortalCount; ++iPortal ) { CPortal_Base2D *pPortal = pPortals[iPortal]; // Check if this portal is active, linked, and in the view cone if( pPortal->IsActivedAndLinked() && FInViewCone( pPortal ) ) { // The facing direction is the eye to the portal to set up a proper FOV through the relatively small portal hole Vector facingDir = pPortal->GetAbsOrigin() - ptEyePosition; // If the portal isn't facing the eye, bail if ( facingDir.Dot( pPortal->m_plane_Origin.normal ) > 0.0f ) continue; // If the point is behind the linked portal, bail if ( ( vecSpot - pPortal->m_hLinkedPortal->GetAbsOrigin() ).Dot( pPortal->m_hLinkedPortal->m_plane_Origin.normal ) < 0.0f ) continue; // Remove height from the equation facingDir.z = 0.0f; float fPortalDist = VectorNormalize( facingDir ); // Translate the target spot across the portal Vector vTranslatedVecSpot; UTIL_Portal_PointTransform( pPortal->m_hLinkedPortal->MatrixThisToLinked(), vecSpot, vTranslatedVecSpot ); // do this in 2D Vector los = ( vTranslatedVecSpot - ptEyePosition ); los.z = 0.0f; float fSpotDist = VectorNormalize( los ); if( fSpotDist > fDistToBeat ) continue; //no point in going further, we already have a better portal // If the target point is closer than the portal (banana juice), bail // HACK: Extra 32 is a fix for the player who's origin can be on one side of a portal while his center mirrored across is closer than the portal. if ( fPortalDist > fSpotDist + 32.0f ) continue; // Get the worst case FOV from the portal's corners float fFOVThroughPortal = 1.0f; for ( int i = 0; i < 4; ++i ) { //Vector vPortalCorner = pPortal->GetAbsOrigin() + vPortalRight * PORTAL_HALF_WIDTH * ( ( i / 2 == 0 ) ? ( 1.0f ) : ( -1.0f ) ) + // vPortalUp * PORTAL_HALF_HEIGHT * ( ( i % 2 == 0 ) ? ( 1.0f ) : ( -1.0f ) ); Vector vEyeToCorner = pPortal->m_vPortalCorners[i] - ptEyePosition; vEyeToCorner.z = 0.0f; VectorNormalize( vEyeToCorner ); float flCornerDot = DotProduct( vEyeToCorner, facingDir ); if ( flCornerDot < fFOVThroughPortal ) fFOVThroughPortal = flCornerDot; } float flDot = DotProduct( los, facingDir ); // Use the tougher FOV of either the standard FOV or FOV clipped to the portal hole if ( flDot > MAX( fFOVThroughPortal, m_flFieldOfView ) ) { float fActualDist = ptEyePosition.DistToSqr( vTranslatedVecSpot ); if( fActualDist < fDistToBeat ) { fDistToBeat = fActualDist; pBestPortal = pPortal; } } } } return pBestPortal; } #endif //========================================================= // FInAimCone - returns true is the passed ent is in // the caller's forward aim cone. The dot product is performed // in 2d, making the aim cone infinitely tall. //========================================================= bool CBaseCombatCharacter::FInAimCone( CBaseEntity *pEntity ) { return FInAimCone( pEntity->BodyTarget( EyePosition() ) ); } //========================================================= // FInAimCone - returns true is the passed Vector is in // the caller's forward aim cone. The dot product is performed // in 2d, making the view cone infinitely tall. By default, the // callers aim cone is assumed to be very narrow //========================================================= bool CBaseCombatCharacter::FInAimCone( const Vector &vecSpot ) { Vector los = ( vecSpot - GetAbsOrigin() ); // do this in 2D los.z = 0; VectorNormalize( los ); Vector facingDir = BodyDirection2D( ); float flDot = DotProduct( los, facingDir ); if ( flDot > 0.994 )//!!!BUGBUG - magic number same as FacingIdeal(), what is this? return true; return false; } //----------------------------------------------------------------------------- // Purpose: This is a generic function (to be implemented by sub-classes) to // handle specific interactions between different types of characters // (For example the barnacle grabbing an NPC) // Input : The type of interaction, extra info pointer, and who started it // Output : true - if sub-class has a response for the interaction // false - if sub-class has no response //----------------------------------------------------------------------------- bool CBaseCombatCharacter::HandleInteraction( int interactionType, void *data, CBaseCombatCharacter* sourceEnt ) { #if defined( HL2_DLL ) if ( interactionType == g_interactionBarnacleVictimReleased ) { // For now, throw away the NPC and leave the ragdoll. UTIL_Remove( this ); return true; } #endif // HL2_DLL return false; } //----------------------------------------------------------------------------- // Purpose: Constructor : Initialize some fields //----------------------------------------------------------------------------- CBaseCombatCharacter::CBaseCombatCharacter( void ) { #ifdef _DEBUG // necessary since in debug, we initialize vectors to NAN for debugging m_HackedGunPos.Init(); #endif // Zero the damage accumulator. m_flDamageAccumulator = 0.0f; // Init weapon and Ammo data m_hActiveWeapon = NULL; m_uiLastDamageTypeFlags = 0; // Init faction m_nFaction = FACTION_NONE; // reset all ammo values to 0 RemoveAllAmmo(); // not alive yet m_aliveTimer.Invalidate(); m_hasBeenInjured = 0; for( int t=0; t= 0 ; i--) { if ( !m_Relationship[i].entity && m_Relationship[i].classType == CLASS_NONE ) { DevMsg( 2, "Removing relationship for lost entity\n" ); m_Relationship.FastRemove( i ); } } } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- int CBaseCombatCharacter::Restore( IRestore &restore ) { int status = BaseClass::Restore(restore); if ( !status ) return 0; // restore faction information ChangeFaction( m_nFaction ); if ( gpGlobals->eLoadType == MapLoad_Transition ) { DevMsg( 2, "%s (%s) removing class relationships due to level transition\n", STRING( GetEntityName() ), GetClassname() ); for ( int i = m_Relationship.Count() - 1; i >= 0; --i ) { if ( !m_Relationship[i].entity && m_Relationship[i].classType != CLASS_NONE ) { m_Relationship.FastRemove( i ); } } } return status; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- void CBaseCombatCharacter::UpdateOnRemove( void ) { int i; // Make sure any weapons I didn't drop get removed. for (i=0;iDeathNotice( this ); SetOwnerEntity( NULL ); } RemoveAllWearables(); // Chain at end to mimic destructor unwind order BaseClass::UpdateOnRemove(); } //========================================================= // CorpseGib - create some gore and get rid of a character's // model. //========================================================= bool CBaseCombatCharacter::CorpseGib( const CTakeDamageInfo &info ) { trace_t tr; bool gibbed = false; EmitSound( "BaseCombatCharacter.CorpseGib" ); // only humans throw skulls !!!UNDONE - eventually NPCs will have their own sets of gibs if ( HasHumanGibs() ) { CGib::SpawnHeadGib( this ); CGib::SpawnRandomGibs( this, 4, GIB_HUMAN ); // throw some human gibs. gibbed = true; } else if ( HasAlienGibs() ) { CGib::SpawnRandomGibs( this, 4, GIB_ALIEN ); // Throw alien gibs gibbed = true; } return gibbed; } //========================================================= // GetDeathActivity - determines the best type of death // anim to play. //========================================================= Activity CBaseCombatCharacter::GetDeathActivity ( void ) { Activity deathActivity; bool fTriedDirection; float flDot; trace_t tr; Vector vecSrc; if (IsPlayer()) { // die in an interesting way switch( random->RandomInt(0,7) ) { case 0: return ACT_DIESIMPLE; case 1: return ACT_DIEBACKWARD; case 2: return ACT_DIEFORWARD; case 3: return ACT_DIEVIOLENT; case 4: return ACT_DIE_HEADSHOT; case 5: return ACT_DIE_CHESTSHOT; case 6: return ACT_DIE_GUTSHOT; case 7: return ACT_DIE_BACKSHOT; } } vecSrc = WorldSpaceCenter(); fTriedDirection = false; deathActivity = ACT_DIESIMPLE;// in case we can't find any special deaths to do. Vector forward; AngleVectors( GetLocalAngles(), &forward ); flDot = -DotProduct( forward, g_vecAttackDir ); switch ( m_LastHitGroup ) { // try to pick a region-specific death. case HITGROUP_HEAD: deathActivity = ACT_DIE_HEADSHOT; break; case HITGROUP_STOMACH: deathActivity = ACT_DIE_GUTSHOT; break; case HITGROUP_GENERIC: // try to pick a death based on attack direction fTriedDirection = true; if ( flDot > 0.3 ) { deathActivity = ACT_DIEFORWARD; } else if ( flDot <= -0.3 ) { deathActivity = ACT_DIEBACKWARD; } break; default: // try to pick a death based on attack direction fTriedDirection = true; if ( flDot > 0.3 ) { deathActivity = ACT_DIEFORWARD; } else if ( flDot <= -0.3 ) { deathActivity = ACT_DIEBACKWARD; } break; } // can we perform the prescribed death? if ( SelectWeightedSequence ( deathActivity ) == ACTIVITY_NOT_AVAILABLE ) { // no! did we fail to perform a directional death? if ( fTriedDirection ) { // if yes, we're out of options. Go simple. deathActivity = ACT_DIESIMPLE; } else { // cannot perform the ideal region-specific death, so try a direction. if ( flDot > 0.3 ) { deathActivity = ACT_DIEFORWARD; } else if ( flDot <= -0.3 ) { deathActivity = ACT_DIEBACKWARD; } } } if ( SelectWeightedSequence ( deathActivity ) == ACTIVITY_NOT_AVAILABLE ) { // if we're still invalid, simple is our only option. deathActivity = ACT_DIESIMPLE; if ( SelectWeightedSequence ( deathActivity ) == ACTIVITY_NOT_AVAILABLE ) { Msg( "ERROR! %s missing ACT_DIESIMPLE\n", STRING(GetModelName()) ); } } if ( deathActivity == ACT_DIEFORWARD ) { // make sure there's room to fall forward UTIL_TraceHull ( vecSrc, vecSrc + forward * 64, Vector(-16,-16,-18), Vector(16,16,18), MASK_SOLID, this, COLLISION_GROUP_NONE, &tr ); if ( tr.fraction != 1.0 ) { deathActivity = ACT_DIESIMPLE; } } if ( deathActivity == ACT_DIEBACKWARD ) { // make sure there's room to fall backward UTIL_TraceHull ( vecSrc, vecSrc - forward * 64, Vector(-16,-16,-18), Vector(16,16,18), MASK_SOLID, this, COLLISION_GROUP_NONE, &tr ); if ( tr.fraction != 1.0 ) { deathActivity = ACT_DIESIMPLE; } } return deathActivity; } // UNDONE: Should these operate on a list of weapon/items Activity CBaseCombatCharacter::Weapon_TranslateActivity( Activity baseAct, bool *pRequired ) { Activity translated = baseAct; if ( m_hActiveWeapon ) { translated = m_hActiveWeapon->ActivityOverride( baseAct, pRequired ); } else if (pRequired) { *pRequired = false; } return translated; } //----------------------------------------------------------------------------- // Purpose: NPCs should override this function to translate activities // such as ACT_WALK, etc. // Input : // Output : //----------------------------------------------------------------------------- Activity CBaseCombatCharacter::NPC_TranslateActivity( Activity baseAct ) { return baseAct; } void CBaseCombatCharacter::Weapon_SetActivity( Activity newActivity, float duration ) { if ( m_hActiveWeapon ) { m_hActiveWeapon->SetActivity( newActivity, duration ); } } void CBaseCombatCharacter::Weapon_FrameUpdate( void ) { if ( m_hActiveWeapon ) { m_hActiveWeapon->Operator_FrameUpdate( this ); } } //------------------------------------------------------------------------------ // Purpose : expects a length to trace, amount // of damage to do, and damage type. Returns a pointer to // the damaged entity in case the NPC wishes to do // other stuff to the victim (punchangle, etc) // // Used for many contact-range melee attacks. Bites, claws, etc. // Input : // Output : //------------------------------------------------------------------------------ CBaseEntity *CBaseCombatCharacter::CheckTraceHullAttack( float flDist, const Vector &mins, const Vector &maxs, float flDamage, int iDmgType, float forceScale, bool bDamageAnyNPC ) { // If only a length is given assume we want to trace in our facing direction Vector forward; AngleVectors( GetAbsAngles(), &forward ); Vector vStart = GetAbsOrigin(); // The ideal place to start the trace is in the center of the attacker's bounding box. // however, we need to make sure there's enough clearance. Some of the smaller monsters aren't // as big as the hull we try to trace with. (SJB) float flVerticalOffset = WorldAlignSize().z * 0.5; if( flVerticalOffset < maxs.z ) { // There isn't enough room to trace this hull, it's going to drag the ground. // so make the vertical offset just enough to clear the ground. flVerticalOffset = maxs.z + 1.0; } vStart.z += flVerticalOffset; Vector vEnd = vStart + (forward * flDist ); return CheckTraceHullAttack( vStart, vEnd, mins, maxs, flDamage, iDmgType, forceScale, bDamageAnyNPC ); } //----------------------------------------------------------------------------- // Purpose: // Input : *pHandleEntity - // contentsMask - // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CTraceFilterMelee::ShouldHitEntity( IHandleEntity *pHandleEntity, int contentsMask ) { if ( !StandardFilterRules( pHandleEntity, contentsMask ) ) return false; if ( !PassServerEntityFilter( pHandleEntity, m_pPassEnt ) ) return false; // Don't test if the game code tells us we should ignore this collision... CBaseEntity *pEntity = EntityFromEntityHandle( pHandleEntity ); if ( pEntity ) { if ( !pEntity->ShouldCollide( m_collisionGroup, contentsMask ) ) return false; if ( !g_pGameRules->ShouldCollide( m_collisionGroup, pEntity->GetCollisionGroup() ) ) return false; if ( pEntity->m_takedamage == DAMAGE_NO ) return false; // FIXME: Do not translate this to the driver because the driver only accepts damage from the vehicle // Translate the vehicle into its driver for damage /* if ( pEntity->GetServerVehicle() != NULL ) { CBaseEntity *pDriver = pEntity->GetServerVehicle()->GetPassenger(); if ( pDriver != NULL ) { pEntity = pDriver; } } */ Vector attackDir = pEntity->WorldSpaceCenter() - m_dmgInfo->GetAttacker()->WorldSpaceCenter(); VectorNormalize( attackDir ); CTakeDamageInfo info = (*m_dmgInfo); CalculateMeleeDamageForce( &info, attackDir, info.GetAttacker()->WorldSpaceCenter(), m_flForceScale ); CBaseCombatCharacter *pBCC = info.GetAttacker()->MyCombatCharacterPointer(); CBaseCombatCharacter *pVictimBCC = pEntity->MyCombatCharacterPointer(); // Only do these comparisons between NPCs if ( pBCC && pVictimBCC ) { // Can only damage other NPCs that we hate if ( m_bDamageAnyNPC || pBCC->IRelationType( pEntity ) == D_HT ) { if ( info.GetDamage() ) { pEntity->TakeDamage( info ); } // Put a combat sound in CSoundEnt::InsertSound( SOUND_COMBAT, info.GetDamagePosition(), 200, 0.2f, info.GetAttacker() ); m_pHit = pEntity; return true; } } else { m_pHit = pEntity; // Make sure if the player is holding this, he drops it Pickup_ForcePlayerToDropThisObject( pEntity ); // Otherwise just damage passive objects in our way if ( info.GetDamage() ) { pEntity->TakeDamage( info ); } } } return false; } //------------------------------------------------------------------------------ // Purpose : start and end trace position, amount // of damage to do, and damage type. Returns a pointer to // the damaged entity in case the NPC wishes to do // other stuff to the victim (punchangle, etc) // // Used for many contact-range melee attacks. Bites, claws, etc. // Input : // Output : //------------------------------------------------------------------------------ CBaseEntity *CBaseCombatCharacter::CheckTraceHullAttack( const Vector &vStart, const Vector &vEnd, const Vector &mins, const Vector &maxs, float flDamage, int iDmgType, float flForceScale, bool bDamageAnyNPC ) { // Handy debuging tool to visualize HullAttack trace if ( ai_show_hull_attacks.GetBool() ) { float length = (vEnd - vStart ).Length(); Vector direction = (vEnd - vStart ); VectorNormalize( direction ); Vector hullMaxs = maxs; hullMaxs.x = length + hullMaxs.x; NDebugOverlay::BoxDirection(vStart, mins, hullMaxs, direction, 100,255,255,20,1.0); NDebugOverlay::BoxDirection(vStart, mins, maxs, direction, 255,0,0,20,1.0); } #if 1 CTakeDamageInfo dmgInfo( this, this, flDamage, iDmgType ); // COLLISION_GROUP_PROJECTILE does some handy filtering that's very appropriate for this type of attack, as well. (sjb) 7/25/2007 CTraceFilterMelee traceFilter( this, COLLISION_GROUP_PROJECTILE, &dmgInfo, flForceScale, bDamageAnyNPC ); Ray_t ray; ray.Init( vStart, vEnd, mins, maxs ); trace_t tr; enginetrace->TraceRay( ray, MASK_SHOT_HULL, &traceFilter, &tr ); CBaseEntity *pEntity = traceFilter.m_pHit; if ( pEntity == NULL ) { // See if perhaps I'm trying to claw/bash someone who is standing on my head. Vector vecTopCenter; Vector vecEnd; Vector vecMins, vecMaxs; // Do a tracehull from the top center of my bounding box. vecTopCenter = GetAbsOrigin(); CollisionProp()->WorldSpaceAABB( &vecMins, &vecMaxs ); vecTopCenter.z = vecMaxs.z + 1.0f; vecEnd = vecTopCenter; vecEnd.z += 2.0f; ray.Init( vecTopCenter, vEnd, mins, maxs ); enginetrace->TraceRay( ray, MASK_SHOT_HULL, &traceFilter, &tr ); pEntity = traceFilter.m_pHit; } if( pEntity && !pEntity->CanBeHitByMeleeAttack(this) ) { // If we touched something, but it shouldn't be hit, return nothing. pEntity = NULL; } return pEntity; #else trace_t tr; UTIL_TraceHull( vStart, vEnd, mins, maxs, MASK_SHOT_HULL, this, COLLISION_GROUP_NONE, &tr ); CBaseEntity *pEntity = tr.m_pEnt; if ( !pEntity ) { // See if perhaps I'm trying to claw/bash someone who is standing on my head. Vector vecTopCenter; Vector vecEnd; Vector vecMins, vecMaxs; // Do a tracehull from the top center of my bounding box. vecTopCenter = GetAbsOrigin(); CollisionProp()->WorldSpaceAABB( &vecMins, &vecMaxs ); vecTopCenter.z = vecMaxs.z + 1.0f; vecEnd = vecTopCenter; vecEnd.z += 2.0f; UTIL_TraceHull( vecTopCenter, vecEnd, mins, maxs, MASK_SHOT_HULL, this, COLLISION_GROUP_NONE, &tr ); pEntity = tr.m_pEnt; } if ( !pEntity || !pEntity->m_takedamage || !pEntity->IsAlive() ) return NULL; // Translate the vehicle into its driver for damage if ( pEntity->GetServerVehicle() != NULL ) { CBaseEntity *pDriver = pEntity->GetServerVehicle()->GetPassenger(); if ( pDriver != NULL ) { pEntity = pDriver; //FIXME: Hook for damage scale in car here } } // Must hate the hit entity if ( IRelationType( pEntity ) == D_HT ) { if ( iDamage > 0 ) { CTakeDamageInfo info( this, this, flDamage, iDmgType ); CalculateMeleeDamageForce( &info, (vEnd - vStart), vStart, forceScale ); pEntity->TakeDamage( info ); } } return pEntity; #endif } bool CBaseCombatCharacter::Event_Gibbed( const CTakeDamageInfo &info ) { bool fade = false; if ( HasHumanGibs() ) { ConVarRef violence_hgibs( "violence_hgibs" ); if ( violence_hgibs.IsValid() && violence_hgibs.GetInt() == 0 ) { fade = true; } } else if ( HasAlienGibs() ) { ConVarRef violence_agibs( "violence_agibs" ); if ( violence_agibs.IsValid() && violence_agibs.GetInt() == 0 ) { fade = true; } } m_takedamage = DAMAGE_NO; AddSolidFlags( FSOLID_NOT_SOLID ); m_lifeState = LIFE_DEAD; if ( fade ) { CorpseFade(); return false; } else { AddEffects( EF_NODRAW ); // make the model invisible. return CorpseGib( info ); } } Vector CBaseCombatCharacter::CalcDeathForceVector( const CTakeDamageInfo &info ) { // Already have a damage force in the data, use that. bool bNoPhysicsForceDamage = g_pGameRules->Damage_NoPhysicsForce( info.GetDamageType() ); if ( info.GetDamageForce() != vec3_origin || bNoPhysicsForceDamage ) { if( info.GetDamageType() & DMG_BLAST ) { // Fudge blast forces a little bit, so that each // victim gets a slightly different trajectory. // This simulates features that usually vary from // person-to-person variables such as bodyweight, // which are all indentical for characters using the same model. float scale = random->RandomFloat( 0.85, 1.15 ); Vector force = info.GetDamageForce(); force.x *= scale; force.y *= scale; // Try to always exaggerate the upward force because we've got pretty harsh gravity force.z *= (force.z > 0) ? 1.15 : scale; return force; } return info.GetDamageForce(); } CBaseEntity *pForce = info.GetInflictor(); if ( !pForce ) { pForce = info.GetAttacker(); } if ( pForce ) { // Calculate an impulse large enough to push a 75kg man 4 in/sec per point of damage float forceScale = info.GetDamage() * 75 * 4; Vector forceVector; // If the damage is a blast, point the force vector higher than usual, this gives // the ragdolls a bodacious "really got blowed up" look. if( info.GetDamageType() & DMG_BLAST ) { // exaggerate the force from explosions a little (37.5%) forceVector = (GetLocalOrigin() + Vector(0, 0, WorldAlignSize().z) ) - pForce->GetLocalOrigin(); VectorNormalize(forceVector); forceVector *= 1.375f; } else { // taking damage from self? Take a little random force, but still try to collapse on the spot. if ( this == pForce ) { forceVector.x = random->RandomFloat( -1.0f, 1.0f ); forceVector.y = random->RandomFloat( -1.0f, 1.0f ); forceVector.z = 0.0; forceScale = random->RandomFloat( 1000.0f, 2000.0f ); } else { // UNDONE: Collision forces are baked in to CTakeDamageInfo now // UNDONE: Is this MOVETYPE_VPHYSICS code still necessary? if ( pForce->GetMoveType() == MOVETYPE_VPHYSICS ) { // killed by a physics object IPhysicsObject *pPhysics = VPhysicsGetObject(); if ( !pPhysics ) { pPhysics = pForce->VPhysicsGetObject(); } pPhysics->GetVelocity( &forceVector, NULL ); forceScale = pPhysics->GetMass(); } else { forceVector = GetLocalOrigin() - pForce->GetLocalOrigin(); VectorNormalize(forceVector); } } } return forceVector * forceScale; } return vec3_origin; } //----------------------------------------------------------------------------- // Purpose: // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- void CBaseCombatCharacter::FixupBurningServerRagdoll( CBaseEntity *pRagdoll ) { if ( !IsOnFire() ) return; // Move the fire effects entity to the ragdoll CEntityFlame *pFireChild = dynamic_cast( GetEffectEntity() ); if ( pFireChild ) { SetEffectEntity( NULL ); pRagdoll->AddFlag( FL_ONFIRE ); pFireChild->SetAbsOrigin( pRagdoll->GetAbsOrigin() ); pFireChild->AttachToEntity( pRagdoll ); pFireChild->AddEFlags( EFL_FORCE_CHECK_TRANSMIT ); pRagdoll->SetEffectEntity( pFireChild ); color24 color = GetRenderColor(); pRagdoll->SetRenderColor( color.r, color.g, color.b ); } } bool CBaseCombatCharacter::BecomeRagdollBoogie( CBaseEntity *pKiller, const Vector &forceVector, float duration, int flags ) { Assert( CanBecomeRagdoll() ); CTakeDamageInfo info( pKiller, pKiller, 1.0f, DMG_GENERIC ); info.SetDamageForce( forceVector ); CBaseEntity *pRagdoll = CreateServerRagdoll( this, 0, info, COLLISION_GROUP_INTERACTIVE_DEBRIS, true ); pRagdoll->SetCollisionBounds( CollisionProp()->OBBMins(), CollisionProp()->OBBMaxs() ); CRagdollBoogie::Create( pRagdoll, 200, gpGlobals->curtime, duration, flags ); CTakeDamageInfo ragdollInfo( pKiller, pKiller, 10000.0, DMG_GENERIC | DMG_REMOVENORAGDOLL ); ragdollInfo.SetDamagePosition(WorldSpaceCenter()); ragdollInfo.SetDamageForce( Vector( 0, 0, 1) ); TakeDamage( ragdollInfo ); return true; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- bool CBaseCombatCharacter::BecomeRagdoll( const CTakeDamageInfo &info, const Vector &forceVector ) { if ( (info.GetDamageType() & DMG_VEHICLE) && !g_pGameRules->IsMultiplayer() ) { CTakeDamageInfo info2 = info; info2.SetDamageForce( forceVector ); Vector pos = info2.GetDamagePosition(); float flAbsMinsZ = GetAbsOrigin().z + WorldAlignMins().z; if ( (pos.z - flAbsMinsZ) < 24 ) { // HACKHACK: Make sure the vehicle impact is at least 2ft off the ground pos.z = flAbsMinsZ + 24; info2.SetDamagePosition( pos ); } // in single player create ragdolls on the server when the player hits someone // with their vehicle - for more dramatic death/collisions CBaseEntity *pRagdoll = CreateServerRagdoll( this, m_nForceBone, info2, COLLISION_GROUP_INTERACTIVE_DEBRIS, true ); FixupBurningServerRagdoll( pRagdoll ); RemoveDeferred(); return true; } //Fix up the force applied to server side ragdolls. This fixes magnets not affecting them. CTakeDamageInfo newinfo = info; newinfo.SetDamageForce( forceVector ); #ifdef HL2_EPISODIC // Burning corpses are server-side in episodic, if we're in darkness mode if ( IsOnFire() && HL2GameRules()->IsAlyxInDarknessMode() ) { CBaseEntity *pRagdoll = CreateServerRagdoll( this, m_nForceBone, newinfo, COLLISION_GROUP_DEBRIS ); FixupBurningServerRagdoll( pRagdoll ); RemoveDeferred(); return true; } #endif #if defined( HL2_DLL ) // Mega physgun requires everything to be a server-side ragdoll if ( m_bForceServerRagdoll == true || ( HL2GameRules()->MegaPhyscannonActive() == true ) && !IsPlayer() && Classify() != CLASS_PLAYER_ALLY_VITAL && Classify() != CLASS_PLAYER_ALLY ) { if ( CanBecomeServerRagdoll() == false ) return false; //FIXME: This is fairly leafy to be here, but time is short! CBaseEntity *pRagdoll = CreateServerRagdoll( this, m_nForceBone, newinfo, COLLISION_GROUP_INTERACTIVE_DEBRIS, true ); FixupBurningServerRagdoll( pRagdoll ); PhysSetEntityGameFlags( pRagdoll, FVPHYSICS_NO_SELF_COLLISIONS ); RemoveDeferred(); return true; } if( hl2_episodic.GetBool() && Classify() == CLASS_PLAYER_ALLY_VITAL ) { CreateServerRagdoll( this, m_nForceBone, newinfo, COLLISION_GROUP_INTERACTIVE_DEBRIS, true ); RemoveDeferred(); return true; } #endif //HL2_DLL return BecomeRagdollOnClient( forceVector ); } /* ============ Killed ============ */ void CBaseCombatCharacter::Event_Killed( const CTakeDamageInfo &info ) { extern ConVar npc_vphysics; // Advance life state to dying m_lifeState = LIFE_DYING; // Calculate death force Vector forceVector = CalcDeathForceVector( info ); // See if there's a ragdoll magnet that should influence our force. CRagdollMagnet *pMagnet = CRagdollMagnet::FindBestMagnet( this ); if( pMagnet ) { forceVector += pMagnet->GetForceVector( this ); } CBaseCombatWeapon *pDroppedWeapon = NULL; if ( ShouldDropActiveWeaponWhenKilled() ) { pDroppedWeapon = m_hActiveWeapon.Get(); // Drop any weapon that I own if ( VPhysicsGetObject() ) { Vector weaponForce = forceVector * VPhysicsGetObject()->GetInvMass(); Weapon_Drop( m_hActiveWeapon, NULL, &weaponForce ); } else { Weapon_Drop( m_hActiveWeapon ); } } // if flagged to drop a health kit if (HasSpawnFlags(SF_NPC_DROP_HEALTHKIT)) { CBaseEntity::Create( "item_healthvial", GetAbsOrigin(), GetAbsAngles() ); } // clear the deceased's sound channels.(may have been firing or reloading when killed) EmitSound( "BaseCombatCharacter.StopWeaponSounds" ); // 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 ); } SendOnKilledGameEvent( info ); // Ragdoll unless we've gibbed if ( ShouldGib( info ) == false ) { bool bRagdollCreated = false; if ( (info.GetDamageType() & DMG_DISSOLVE) && CanBecomeRagdoll() ) { int nDissolveType = ENTITY_DISSOLVE_NORMAL; if ( info.GetDamageType() & DMG_SHOCK ) { nDissolveType = ENTITY_DISSOLVE_ELECTRICAL; } bRagdollCreated = Dissolve( NULL, gpGlobals->curtime, false, nDissolveType ); // Also dissolve any weapons we dropped if ( pDroppedWeapon ) { pDroppedWeapon->Dissolve( NULL, gpGlobals->curtime, false, nDissolveType ); } } #ifdef HL2_DLL else if ( PlayerHasMegaPhysCannon() ) { if ( pDroppedWeapon ) { pDroppedWeapon->Dissolve( NULL, gpGlobals->curtime, false, ENTITY_DISSOLVE_NORMAL ); } } #endif if ( !bRagdollCreated && ( info.GetDamageType() & DMG_REMOVENORAGDOLL ) == 0 ) { BecomeRagdoll( info, forceVector ); } } // no longer standing on a nav area ClearLastKnownArea(); } void CBaseCombatCharacter::Event_Dying( void ) { } // =========================================================================== // > Weapons // =========================================================================== bool CBaseCombatCharacter::Weapon_Detach( CBaseCombatWeapon *pWeapon ) { for ( int i = 0; i < MAX_WEAPONS; i++ ) { if ( pWeapon == m_hMyWeapons[i] ) { m_hMyWeapons.Set( i, INVALID_EHANDLE ); int slotID = (i+1); for (int j = 0; j < ARRAYSIZE(m_weaponIDToIndex); j++ ) { if ( m_weaponIDToIndex[j] == slotID ) { m_weaponIDToIndex[j] = 0; break; } } pWeapon->SetOwner( NULL ); if ( pWeapon == m_hActiveWeapon ) ClearActiveWeapon(); return true; } } return false; } //----------------------------------------------------------------------------- // For weapon strip //----------------------------------------------------------------------------- void CBaseCombatCharacter::ThrowDirForWeaponStrip( CBaseCombatWeapon *pWeapon, const Vector &vecForward, Vector *pVecThrowDir ) { // HACK! Always throw the physcannon directly in front of the player // This is necessary for the physgun upgrade scene. if ( FClassnameIs( pWeapon, "weapon_physcannon" ) ) { if( hl2_episodic.GetBool() ) { // It has been discovered that it's possible to throw the physcannon out of the world this way. // So try to find a direction to throw the physcannon that's legal. Vector vecOrigin = EyePosition(); Vector vecRight; CrossProduct( vecForward, Vector( 0, 0, 1), vecRight ); Vector vecTest[ 4 ]; vecTest[0] = vecForward; vecTest[1] = -vecForward; vecTest[2] = vecRight; vecTest[3] = -vecRight; trace_t tr; int i; for( i = 0 ; i < 4 ; i++ ) { UTIL_TraceLine( vecOrigin, vecOrigin + vecTest[ i ] * 48.0f, MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr ); if ( !tr.startsolid && tr.fraction == 1.0f ) { *pVecThrowDir = vecTest[ i ]; return; } } } // Well, fall through to what we did before we tried to make this a bit more robust. *pVecThrowDir = vecForward; } else { // Nowhere in particular; just drop it. VMatrix zRot; MatrixBuildRotateZ( zRot, random->RandomFloat( -60.0f, 60.0f ) ); Vector vecThrow; Vector3DMultiply( zRot, vecForward, *pVecThrowDir ); pVecThrowDir->z = random->RandomFloat( -0.5f, 0.5f ); VectorNormalize( *pVecThrowDir ); } } //----------------------------------------------------------------------------- // For weapon strip //----------------------------------------------------------------------------- void CBaseCombatCharacter::DropWeaponForWeaponStrip( CBaseCombatWeapon *pWeapon, const Vector &vecForward, const QAngle &vecAngles, float flDiameter ) { Vector vecOrigin; CollisionProp()->RandomPointInBounds( Vector( 0.5f, 0.5f, 0.5f ), Vector( 0.5f, 0.5f, 1.0f ), &vecOrigin ); // Nowhere in particular; just drop it. Vector vecThrow; ThrowDirForWeaponStrip( pWeapon, vecForward, &vecThrow ); Vector vecOffsetOrigin; VectorMA( vecOrigin, flDiameter, vecThrow, vecOffsetOrigin ); trace_t tr; UTIL_TraceLine( vecOrigin, vecOffsetOrigin, MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr ); if ( tr.startsolid || tr.allsolid || ( tr.fraction < 1.0f && tr.m_pEnt != pWeapon ) ) { //FIXME: Throw towards a known safe spot? vecThrow.Negate(); VectorMA( vecOrigin, flDiameter, vecThrow, vecOffsetOrigin ); } vecThrow *= random->RandomFloat( 400.0f, 600.0f ); pWeapon->SetAbsOrigin( vecOrigin ); pWeapon->SetAbsAngles( vecAngles ); pWeapon->Drop( vecThrow ); pWeapon->SetRemoveable( false ); Weapon_Detach( pWeapon ); } //----------------------------------------------------------------------------- // For weapon strip //----------------------------------------------------------------------------- void CBaseCombatCharacter::Weapon_DropAll( bool bDisallowWeaponPickup ) { if ( GetFlags() & FL_NPC ) { for (int i=0; iOBBSize().x * CollisionProp()->OBBSize().x + CollisionProp()->OBBSize().y * CollisionProp()->OBBSize().y ); CBaseCombatWeapon *pActiveWeapon = GetActiveWeapon(); for (int i=0; iRemoveSolidFlags( FSOLID_TRIGGER ); IPhysicsObject *pObj = pWeapon->VPhysicsGetObject(); if ( pObj != NULL ) { pObj->SetGameFlags( FVPHYSICS_NO_PLAYER_PICKUP ); } } } // Drop the active weapon normally... if ( pActiveWeapon ) { // Nowhere in particular; just drop it. Vector vecThrow; ThrowDirForWeaponStrip( pActiveWeapon, vecForward, &vecThrow ); // Throw a little more vigorously; it starts closer to the player vecThrow *= random->RandomFloat( 800.0f, 1000.0f ); Weapon_Drop( pActiveWeapon, NULL, &vecThrow ); pActiveWeapon->SetRemoveable( false ); // HACK: This hack is required to allow weapons to be disintegrated // in the citadel weapon-strip scene // Make them not pick-uppable again. This also has the effect of allowing weapons // to collide with triggers. if ( bDisallowWeaponPickup ) { pActiveWeapon->RemoveSolidFlags( FSOLID_TRIGGER ); } } } //----------------------------------------------------------------------------- // Purpose: Drop the active weapon, optionally throwing it at the given target position. // Input : pWeapon - Weapon to drop/throw. // pvecTarget - Position to throw it at, NULL for none. //----------------------------------------------------------------------------- void CBaseCombatCharacter::Weapon_Drop( CBaseCombatWeapon *pWeapon, const Vector *pvecTarget /* = NULL */, const Vector *pVelocity /* = NULL */ ) { if ( !pWeapon ) return; // If I'm an NPC, fill the weapon with ammo before I drop it. if ( GetFlags() & FL_NPC ) { if ( pWeapon->UsesClipsForAmmo1() ) { pWeapon->m_iClip1 = pWeapon->GetDefaultClip1(); if( FClassnameIs( pWeapon, "weapon_smg1" ) ) { if ( CBasePlayer *pPlayer = UTIL_PlayerByIndex( 1 ) ) { // Drop enough ammo to kill 2 of me. // Figure out how much damage one piece of this type of ammo does to this type of enemy. float flAmmoDamage = g_pGameRules->GetAmmoDamage( UTIL_PlayerByIndex(1), this, pWeapon->GetPrimaryAmmoType() ); pWeapon->m_iClip1 = (GetMaxHealth() / flAmmoDamage) * 2; } else { pWeapon->m_iClip1 = pWeapon->GetMaxClip1(); } } } if ( pWeapon->UsesClipsForAmmo2() ) { pWeapon->m_iClip2 = pWeapon->GetDefaultClip2(); } } if ( IsPlayer() ) { Vector vThrowPos = Weapon_ShootPosition() - Vector(0,0,12); if( UTIL_PointContents(vThrowPos, CONTENTS_SOLID) & CONTENTS_SOLID ) { Msg("Weapon spawning in solid!\n"); } pWeapon->SetAbsOrigin( vThrowPos ); QAngle gunAngles; VectorAngles( BodyDirection2D(), gunAngles ); pWeapon->SetAbsAngles( gunAngles ); } else { int iBIndex = -1; int iWeaponBoneIndex = -1; CStudioHdr *hdr = pWeapon->GetModelPtr(); // If I have a hand, set the weapon position to my hand bone position. if ( hdr && hdr->numbones() > 0 ) { // Assume bone zero is the root for ( iWeaponBoneIndex = 0; iWeaponBoneIndex < hdr->numbones(); ++iWeaponBoneIndex ) { iBIndex = LookupBone( hdr->pBone( iWeaponBoneIndex )->pszName() ); // Found one! if ( iBIndex != -1 ) { break; } } if ( iBIndex == -1 ) { iBIndex = LookupBone( "ValveBiped.weapon_bone" ); } } else { iBIndex = LookupBone( "ValveBiped.weapon_bone" ); } if ( iBIndex != -1) { Vector origin; QAngle angles; matrix3x4_t transform; // Get the transform for the weapon bonetoworldspace in the NPC GetBoneTransform( iBIndex, transform ); // find offset of root bone from origin in local space // Make sure we're detached from hierarchy before doing this!!! pWeapon->StopFollowingEntity(); pWeapon->SetAbsOrigin( Vector( 0, 0, 0 ) ); pWeapon->SetAbsAngles( QAngle( 0, 0, 0 ) ); pWeapon->InvalidateBoneCache(); matrix3x4_t rootLocal; pWeapon->GetBoneTransform( iWeaponBoneIndex, rootLocal ); // invert it matrix3x4_t rootInvLocal; MatrixInvert( rootLocal, rootInvLocal ); matrix3x4_t weaponMatrix; ConcatTransforms( transform, rootInvLocal, weaponMatrix ); MatrixAngles( weaponMatrix, angles, origin ); pWeapon->Teleport( &origin, &angles, NULL ); } // Otherwise just set in front of me. else { Vector vFacingDir = BodyDirection2D(); vFacingDir = vFacingDir * 10.0; pWeapon->SetAbsOrigin( Weapon_ShootPosition() + vFacingDir ); } } Vector vecThrow; if (pvecTarget) { // I've been told to throw it somewhere specific. vecThrow = VecCheckToss( this, pWeapon->GetAbsOrigin(), *pvecTarget, 0.2, 1.0, false ); } else { if ( pVelocity ) { vecThrow = *pVelocity; float flLen = vecThrow.Length(); if (flLen > 400) { VectorNormalize(vecThrow); vecThrow *= 400; } } else { // Nowhere in particular; just drop it. float throwForce = ( IsPlayer() ) ? 400.0f : random->RandomInt( 64, 128 ); vecThrow = BodyDirection3D() * throwForce; } } pWeapon->Drop( vecThrow ); Weapon_Detach( pWeapon ); if ( HasSpawnFlags( SF_NPC_NO_WEAPON_DROP ) ) { // Don't drop weapons when the super physgun is happening. UTIL_Remove( pWeapon ); } } //----------------------------------------------------------------------------- // Lighting origin //----------------------------------------------------------------------------- void CBaseCombatCharacter::SetLightingOriginRelative( CBaseEntity *pLightingOrigin ) { BaseClass::SetLightingOriginRelative( pLightingOrigin ); if ( GetActiveWeapon() ) { GetActiveWeapon()->SetLightingOriginRelative( pLightingOrigin ); } } //----------------------------------------------------------------------------- // Purpose: Add new weapon to the character // Input : New weapon //----------------------------------------------------------------------------- void CBaseCombatCharacter::Weapon_Equip( CBaseCombatWeapon *pWeapon ) { // Add the weapon to my weapon inventory for (int i=0;iGetWeaponID()] = (i+1); break; } } // Weapon is now on my team pWeapon->ChangeTeam( GetTeamNumber() ); // ---------------------- // Give Primary Ammo // ---------------------- // If gun doesn't use clips, just give ammo if ( !pWeapon->UsesClipsForAmmo1() ) { #ifdef HL2_DLL if( FStrEq(STRING(gpGlobals->mapname), "d3_c17_09") && FClassnameIs(pWeapon, "weapon_rpg") && pWeapon->NameMatches("player_spawn_items") ) { // !!!HACK - Don't give any ammo with the spawn equipment RPG in d3_c17_09. This is a chapter // start and the map is way to easy if you start with 3 RPG rounds. It's fine if a player conserves // them and uses them here, but it's not OK to start with enough ammo to bypass the snipers completely. GiveAmmo( 0, pWeapon->m_iPrimaryAmmoType); } else #endif // HL2_DLL { // non-clip, exhaustible ammo ( such as grenades ) is still held on player. CBaseCombatCharacter * pOwner = NULL; if ( pWeapon->GetWpnData().iFlags & ITEM_FLAG_EXHAUSTIBLE ) { pOwner = this; pWeapon->SetReserveAmmoCount( AMMO_POSITION_PRIMARY, pWeapon->GetDefaultClip1(), ShouldPickupItemSilently( this ), pOwner ); } } } // If default ammo given is greater than clip // size, fill clips and give extra ammo // else if (pWeapon->GetDefaultClip1() > pWeapon->GetMaxClip1() ) // { // pWeapon->m_iClip1 = pWeapon->GetMaxClip1(); // pWeapon->SetReserveAmmoCount( AMMO_POSITION_PRIMARY, (pWeapon->GetDefaultClip1() - pWeapon->GetMaxClip1())); // } // ---------------------- // Give Secondary Ammo // ---------------------- // If gun doesn't use clips, just give ammo if ( !pWeapon->UsesClipsForAmmo2() ) { // non-clip, exhaustible ammo ( such as grenades ) is still held on player. CBaseCombatCharacter * pOwner = NULL; if ( pWeapon->GetWpnData().iFlags & ITEM_FLAG_EXHAUSTIBLE ) { pOwner = this; pWeapon->SetReserveAmmoCount( AMMO_POSITION_SECONDARY, pWeapon->GetDefaultClip2(), ShouldPickupItemSilently( this ), pOwner ); } } // If default ammo given is greater than clip // size, fill clips and give extra ammo // else if ( pWeapon->GetDefaultClip2() > pWeapon->GetMaxClip2() ) // { // pWeapon->m_iClip2 = pWeapon->GetMaxClip2(); // pWeapon->SetReserveAmmoCount( AMMO_POSITION_SECONDARY, ( pWeapon->GetDefaultClip2() - pWeapon->GetMaxClip2() ) ); // } pWeapon->Equip( this ); // Players don't automatically holster their current weapon if ( IsPlayer() == false ) { if ( m_hActiveWeapon ) { m_hActiveWeapon->Holster(); // FIXME: isn't this handeled by the weapon? m_hActiveWeapon->AddEffects( EF_NODRAW ); } SetActiveWeapon( pWeapon ); m_hActiveWeapon->RemoveEffects( EF_NODRAW ); } // Gotta do this *after* Equip because it may whack maxRange if ( IsPlayer() == false ) { // If SF_NPC_LONG_RANGE spawn flags is set let weapon work from any distance if ( HasSpawnFlags(SF_NPC_LONG_RANGE) ) { m_hActiveWeapon->m_fMaxRange1 = 999999999; m_hActiveWeapon->m_fMaxRange2 = 999999999; } } WeaponProficiency_t proficiency; proficiency = CalcWeaponProficiency( pWeapon ); if( weapon_showproficiency.GetBool() != 0 ) { Msg("%s equipped with %s, proficiency is %s\n", GetClassname(), pWeapon->GetClassname(), GetWeaponProficiencyName( proficiency ) ); } SetCurrentWeaponProficiency( proficiency ); // Pass the lighting origin over to the weapon if we have one pWeapon->SetLightingOriginRelative( GetLightingOriginRelative() ); } //----------------------------------------------------------------------------- // Purpose: Leaves weapon, giving only ammo to the character // Input : Weapon //----------------------------------------------------------------------------- bool CBaseCombatCharacter::Weapon_EquipAmmoOnly( CBaseCombatWeapon *pWeapon ) { // Check for duplicates for (int i=0;iGetClassname()) ) { // Just give the ammo from the clip int primaryGiven = (pWeapon->UsesClipsForAmmo1()) ? pWeapon->m_iClip1 : pWeapon->GetPrimaryAmmoCount(); int secondaryGiven = (pWeapon->UsesClipsForAmmo2()) ? pWeapon->m_iClip2 : pWeapon->GetSecondaryAmmoCount(); bool bSuppressSound = false; #if defined (CSTRIKE15) bSuppressSound = ShouldPickupItemSilently( this ); #endif CBaseCombatCharacter * pOwner = NULL; if ( pWeapon->GetWpnData().iFlags & ITEM_FLAG_EXHAUSTIBLE ) pOwner = this; int takenPrimary = pWeapon->GiveReserveAmmo( AMMO_POSITION_PRIMARY, primaryGiven, bSuppressSound, pOwner ); int takenSecondary = pWeapon->GiveReserveAmmo( AMMO_POSITION_SECONDARY, secondaryGiven, bSuppressSound, pOwner ); if( pWeapon->UsesClipsForAmmo1() ) { pWeapon->m_iClip1 -= takenPrimary; } else { pWeapon->SetPrimaryAmmoCount( pWeapon->GetPrimaryAmmoCount() - takenPrimary ); } if( pWeapon->UsesClipsForAmmo2() ) { pWeapon->m_iClip2 -= takenSecondary; } else { pWeapon->SetSecondaryAmmoCount( pWeapon->GetSecondaryAmmoCount() - takenSecondary ); } //Only succeed if we've taken ammo from the weapon if ( takenPrimary > 0 || takenSecondary > 0 ) { #if defined (CSTRIKE15) IGameEvent * event = gameeventmanager->CreateEvent( "ammo_pickup" ); if( event ) { const char *weaponName = pWeapon->GetClassname(); if ( IsWeaponClassname( weaponName ) ) { weaponName += WEAPON_CLASSNAME_PREFIX_LENGTH; } event->SetInt( "userid", engine->GetPlayerUserId( edict() ) ); event->SetString( "item", weaponName ); event->SetInt( "index", m_hMyWeapons[i].Get()->entindex() ); gameeventmanager->FireEvent( event ); } #endif return true; } return false; } } return false; } //----------------------------------------------------------------------------- // Purpose: Returns whether the weapon passed in would occupy a slot already occupied by the carrier // Input : *pWeapon - weapon to test for // Output : Returns true on success, false on failure. //----------------------------------------------------------------------------- bool CBaseCombatCharacter::Weapon_SlotOccupied( CBaseCombatWeapon *pWeapon ) { if ( pWeapon == NULL ) return false; //Check to see if there's a resident weapon already in this slot if ( Weapon_GetSlot( pWeapon->GetSlot() ) == NULL ) return false; return true; } //----------------------------------------------------------------------------- // Purpose: Get a pointer to a weapon this character has that uses the specified ammo //----------------------------------------------------------------------------- CBaseCombatWeapon *CBaseCombatCharacter::Weapon_GetWpnForAmmo( int iAmmoIndex ) { for ( int i = 0; i < MAX_WEAPONS; i++ ) { CBaseCombatWeapon *weapon = GetWeapon( i ); if ( !weapon ) continue; if ( weapon->GetPrimaryAmmoType() == iAmmoIndex ) return weapon; if ( weapon->GetSecondaryAmmoType() == iAmmoIndex ) return weapon; } return NULL; } //----------------------------------------------------------------------------- // Purpose: Can this character operate this weapon? // Input : A weapon // Output : true or false //----------------------------------------------------------------------------- bool CBaseCombatCharacter::Weapon_CanUse( CBaseCombatWeapon *pWeapon ) { acttable_t *pTable = pWeapon->ActivityList(); int actCount = pWeapon->ActivityListCount(); if( actCount < 1 ) { // If the weapon has no activity table, it definitely cannot be used. return false; } for ( int i = 0; i < actCount; i++, pTable++ ) { if ( pTable->required ) { // The NPC might translate the weapon activity into another activity Activity translatedActivity = NPC_TranslateActivity( (Activity)(pTable->weaponAct) ); if ( SelectWeightedSequence(translatedActivity) == ACTIVITY_NOT_AVAILABLE ) { return false; } } } return true; } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- CBaseCombatWeapon *CBaseCombatCharacter::Weapon_Create( const char *pWeaponName ) { CBaseCombatWeapon *pWeapon = static_cast( Create( pWeaponName, GetLocalOrigin(), GetLocalAngles(), this ) ); return pWeapon; } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- void CBaseCombatCharacter::Weapon_HandleAnimEvent( animevent_t *pEvent ) { // UNDONE: Some check to make sure that pEvent->pSource is a weapon I'm holding? if ( m_hActiveWeapon ) { // UNDONE: Pass to pEvent->pSource instead? m_hActiveWeapon->Operator_HandleAnimEvent( pEvent, this ); } } void CBaseCombatCharacter::RemoveAllWeapons() { ClearActiveWeapon(); for (int i = 0; i < MAX_WEAPONS; i++) { if ( m_hMyWeapons[i] ) { m_hMyWeapons[i]->Delete( ); m_hMyWeapons.Set( i, INVALID_EHANDLE ); } } V_memset( m_weaponIDToIndex, 0, sizeof(m_weaponIDToIndex) ); } void CBaseCombatCharacter::RemoveAllWearables( void ) { } void CBaseCombatCharacter::RemoveWeaponOnPlayer( CBaseCombatWeapon *pWeapon ) { ClearActiveWeapon(); for (int i = 0; i < MAX_WEAPONS; i++) { if ( m_hMyWeapons[i].Get() == pWeapon ) { m_hMyWeapons[i]->Delete( ); m_hMyWeapons.Set( i, INVALID_EHANDLE ); } } V_memset( m_weaponIDToIndex, 0, sizeof(m_weaponIDToIndex) ); } // take health int CBaseCombatCharacter::TakeHealth (float flHealth, int bitsDamageType) { if (!m_takedamage) return 0; return BaseClass::TakeHealth(flHealth, bitsDamageType); } /* ============ OnTakeDamage The damage is coming from inflictor, but get mad at attacker This should be the only function that ever reduces health. bitsDamageType indicates the type of damage sustained, ie: DMG_SHOCK Time-based damage: only occurs while the NPC is within the trigger_hurt. When a NPC is poisoned via an arrow etc it takes all the poison damage at once. GLOBALS ASSUMED SET: g_iSkillLevel ============ */ int CBaseCombatCharacter::OnTakeDamage( const CTakeDamageInfo &info ) { int retVal = 0; if (!m_takedamage) return 0; if( IsPlayer() ) { CBasePlayer *pPlayer = assert_cast(this); pPlayer->RumbleEffect( RUMBLE_DMG_LOW, 0, RUMBLE_FLAG_RESTART ); } m_iDamageCount++; m_uiLastDamageTypeFlags = info.GetDamageType(); if ( info.GetDamageType() & DMG_SHOCK ) { g_pEffects->Sparks( info.GetDamagePosition(), 2, 2 ); UTIL_Smoke( info.GetDamagePosition(), random->RandomInt( 10, 15 ), 10 ); } // track damage history if ( info.GetAttacker() ) { int attackerTeam = info.GetAttacker()->GetTeamNumber(); m_hasBeenInjured |= ( 1 << attackerTeam ); for( int i=0; icurtime; // Figure out what relative direction it hit from Vector vDamageDirection = info.GetDamageForce(); VectorNormalize( vDamageDirection ); Vector vForward, vRight; if( IsPlayer() ) { AngleVectors( EyeAngles(), &vForward, &vRight, NULL ); } else { GetVectors( &vForward, &vRight, NULL ); } // Try front and back float flDamageDirectionDot = vForward.Dot( vDamageDirection ); if ( flDamageDirectionDot <= -0.5f ) { m_nRelativeDirectionOfLastInjury = DAMAGED_DIR_FRONT; } else if ( flDamageDirectionDot >= 0.5f ) { m_nRelativeDirectionOfLastInjury = DAMAGED_DIR_BACK; } else { // Try left and right sides float flDamageDirectionDot = vRight.Dot( vDamageDirection ); if ( flDamageDirectionDot <= -0.5f ) { m_nRelativeDirectionOfLastInjury = DAMAGED_DIR_RIGHT; } else if ( flDamageDirectionDot >= 0.5f ) { m_nRelativeDirectionOfLastInjury = DAMAGED_DIR_LEFT; } else { m_nRelativeDirectionOfLastInjury = DAMAGED_DIR_NONE; } } } switch( m_lifeState ) { case LIFE_ALIVE: retVal = OnTakeDamage_Alive( info ); if ( m_iHealth <= 0 ) { IPhysicsObject *pPhysics = VPhysicsGetObject(); if ( pPhysics ) { pPhysics->EnableCollisions( false ); } bool bGibbed = false; Event_Killed( info ); // Only classes that specifically request it are gibbed if ( ShouldGib( info ) ) { bGibbed = Event_Gibbed( info ); } if ( bGibbed == false ) { Event_Dying(); } } return retVal; break; case LIFE_DYING: return OnTakeDamage_Dying( info ); default: case LIFE_DEAD: retVal = OnTakeDamage_Dead( info ); if ( m_iHealth <= 0 && g_pGameRules->Damage_ShouldGibCorpse( info.GetDamageType() ) && ShouldGib( info ) ) { Event_Gibbed( info ); retVal = 0; } return retVal; } } int CBaseCombatCharacter::OnTakeDamage_Alive( const CTakeDamageInfo &info ) { if ( GetFlags() & FL_GODMODE ) return 0; // grab the vector of the incoming attack. ( pretend that the inflictor is a little lower than it really is, so the body will tend to fly upward a bit). Vector vecDir = vec3_origin; if (info.GetInflictor()) { vecDir = info.GetInflictor()->WorldSpaceCenter() - Vector ( 0, 0, 10 ) - WorldSpaceCenter(); VectorNormalize(vecDir); } g_vecAttackDir = vecDir; //!!!LATER - make armor consideration here! // do the damage if ( m_takedamage != DAMAGE_EVENTS_ONLY ) { // Separate the fractional amount of damage from the whole float flFractionalDamage = info.GetDamage() - floor( info.GetDamage() ); float flIntegerDamage = info.GetDamage() - flFractionalDamage; // Add fractional damage to the accumulator m_flDamageAccumulator += flFractionalDamage; // If the accumulator is holding a full point of damage, move that point // of damage into the damage we're about to inflict. if( m_flDamageAccumulator >= 1.0 ) { flIntegerDamage += 1.0; m_flDamageAccumulator -= 1.0; } if ( flIntegerDamage <= 0 ) return 0; SetHealth( m_iHealth - flIntegerDamage ); } return 1; } int CBaseCombatCharacter::OnTakeDamage_Dying( const CTakeDamageInfo &info ) { return 1; } int CBaseCombatCharacter::OnTakeDamage_Dead( const CTakeDamageInfo &info ) { // do the damage if ( m_takedamage != DAMAGE_EVENTS_ONLY ) { m_iHealth -= info.GetDamage(); } if( IsPlayer() ) { CBasePlayer *pPlayer = assert_cast(this); pPlayer->RumbleEffect( RUMBLE_DMG_HIGH, 0, RUMBLE_FLAG_RESTART ); } return 1; } //----------------------------------------------------------------------------- // Purpose: Sets vBodyDir to the body direction (2D) of the combat character. // Used as NPC's and players extract facing direction differently // Input : // Output : //----------------------------------------------------------------------------- QAngle CBaseCombatCharacter::BodyAngles() { return GetAbsAngles(); } Vector CBaseCombatCharacter::BodyDirection2D( void ) { Vector vBodyDir = BodyDirection3D( ); vBodyDir.z = 0; vBodyDir.AsVector2D().NormalizeInPlace(); return vBodyDir; } Vector CBaseCombatCharacter::BodyDirection3D( void ) { QAngle angles = BodyAngles(); // FIXME: cache this Vector vBodyDir; AngleVectors( angles, &vBodyDir ); return vBodyDir; } void CBaseCombatCharacter::SetTransmit( CCheckTransmitInfo *pInfo, bool bAlways ) { // Skip this work if we're already marked for transmission. if ( pInfo->m_pTransmitEdict->Get( entindex() ) ) return; BaseClass::SetTransmit( pInfo, bAlways ); bool bLocalPlayer = ( pInfo->m_pClientEnt == edict() ); if ( IsPlayer() && !bLocalPlayer ) { if ( ToBasePlayer( this )->IsSplitScreenUserOnEdict( pInfo->m_pClientEnt ) ) bLocalPlayer = true; } if ( bLocalPlayer ) { for ( int i=0; i < MAX_WEAPONS; i++ ) { CBaseCombatWeapon *pWeapon = m_hMyWeapons[i]; if ( !pWeapon ) continue; // The local player is sent all of his weapons. pWeapon->SetTransmit( pInfo, bAlways ); } } else { // The check for EF_NODRAW is useless because the weapon will be networked anyway. In CBaseCombatWeapon:: // UpdateTransmitState all weapons with owners will transmit to clients in the PVS. if ( m_hActiveWeapon && !m_hActiveWeapon->IsEffectActive( EF_NODRAW ) ) m_hActiveWeapon->SetTransmit( pInfo, bAlways ); } } //----------------------------------------------------------------------------- // Purpose: Fetch the default team relationship // Input : // Output : //----------------------------------------------------------------------------- Disposition_t CBaseCombatCharacter::GetFactionRelationshipDisposition( int nFaction ) { Assert( m_FactionRelationship != NULL ); return m_FactionRelationship[ GetFaction() ][ nFaction ].disposition; } //----------------------------------------------------------------------------- // Purpose: Add or Change a class relationship for this entity // Input : // Output : //----------------------------------------------------------------------------- void CBaseCombatCharacter::AddClassRelationship ( Class_T class_type, Disposition_t disposition, int priority ) { // First check to see if a relationship has already been declared for this class // If so, update it with the new relationship for (int i=m_Relationship.Count()-1;i >= 0;i--) { if (m_Relationship[i].classType == class_type) { m_Relationship[i].disposition = disposition; if ( priority != DEF_RELATIONSHIP_PRIORITY ) m_Relationship[i].priority = priority; return; } } int index = m_Relationship.AddToTail(); // Add the new class relationship to our relationship table m_Relationship[index].classType = class_type; m_Relationship[index].entity = NULL; m_Relationship[index].faction = FACTION_NONE; m_Relationship[index].disposition = disposition; m_Relationship[index].priority = ( priority != DEF_RELATIONSHIP_PRIORITY ) ? priority : 0; } //----------------------------------------------------------------------------- // Purpose: Add or Change a entity relationship for this entity // Input : // Output : //----------------------------------------------------------------------------- void CBaseCombatCharacter::AddEntityRelationship ( CBaseEntity* pEntity, Disposition_t disposition, int priority ) { // First check to see if a relationship has already been declared for this entity // If so, update it with the new relationship for (int i=m_Relationship.Count()-1;i >= 0;i--) { if (m_Relationship[i].entity == pEntity) { m_Relationship[i].disposition = disposition; if ( priority != DEF_RELATIONSHIP_PRIORITY ) m_Relationship[i].priority = priority; return; } } int index = m_Relationship.AddToTail(); // Add the new class relationship to our relationship table m_Relationship[index].classType = CLASS_NONE; m_Relationship[index].entity = pEntity; m_Relationship[index].faction = FACTION_NONE; m_Relationship[index].disposition = disposition; m_Relationship[index].priority = ( priority != DEF_RELATIONSHIP_PRIORITY ) ? priority : 0; } //----------------------------------------------------------------------------- // Purpose: Removes an entity relationship from our list // Input : *pEntity - Entity with whom the relationship should be ended // Output : True is entity was removed, false if it was not found //----------------------------------------------------------------------------- bool CBaseCombatCharacter::RemoveEntityRelationship( CBaseEntity *pEntity ) { // Find the entity in our list, if it exists for ( int i = m_Relationship.Count()-1; i >= 0; i-- ) { if ( m_Relationship[i].entity == pEntity ) { // Done, remove it m_Relationship.Remove( i ); return true; } } return false; } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- void CBaseCombatCharacter::AddFactionRelationship(int nFaction, Disposition_t disposition, int priority ) { // First check to see if a relationship has already been declared for this faction // If so, update it with the new relationship for (int i=m_Relationship.Count()-1;i >= 0;i--) { if (m_Relationship[i].faction == nFaction) { m_Relationship[i].disposition = disposition; if ( priority != DEF_RELATIONSHIP_PRIORITY ) m_Relationship[i].priority = priority; return; } } int index = m_Relationship.AddToTail(); // Add the new class relationship to our relationship table m_Relationship[index].classType = CLASS_NONE; m_Relationship[index].entity = NULL; m_Relationship[index].faction = nFaction; m_Relationship[index].disposition = disposition; m_Relationship[index].priority = ( priority != DEF_RELATIONSHIP_PRIORITY ) ? priority : 0; } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- void CBaseCombatCharacter::ChangeFaction( int nNewFaction ) { int nOldFaction = m_nFaction; if ( ( m_nFaction != FACTION_NONE ) && ( m_aFactions.Count() != 0 ) ) { m_aFactions[ m_nFaction ].FindAndFastRemove( this ); } m_nFaction = nNewFaction; if ( m_nFaction != FACTION_NONE ) { if ( !m_aFactions.Count() ) { AllocateDefaultFactionRelationships(); } m_aFactions[ m_nFaction ].AddToTail( this ); } // remove any relationship to entities where the relationship may change due to the faction change if ( ( m_FactionRelationship ) && ( m_nFaction != FACTION_NONE ) ) { for(int i = 0; i < m_Relationship.Count(); i++ ) { if ( (CBaseEntity *)m_Relationship[ i ].entity && ( (CBaseEntity *)m_Relationship[ i ].entity )->IsNPC() ) { int nFaction = ( (CBaseEntity *)m_Relationship[ i ].entity )->MyNPCPointer()->GetFaction(); if ( m_FactionRelationship[ m_nFaction ][ nFaction ].disposition != m_FactionRelationship[ nOldFaction ][ nFaction ].disposition ) { m_Relationship.FastRemove( i ); i--; continue; } } } } } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- int CBaseCombatCharacter::GetNumFactions( void ) { if ( !m_aFactions.Count() ) { AllocateDefaultFactionRelationships(); } return m_aFactions.Count(); } //----------------------------------------------------------------------------- // Purpose: // Input : // Output : //----------------------------------------------------------------------------- CUtlVector *CBaseCombatCharacter::GetEntitiesInFaction( int nFaction ) { if ( !m_aFactions.Count() ) { return NULL; } return &m_aFactions[ nFaction ]; } //----------------------------------------------------------------------------- // Allocates default relationships //----------------------------------------------------------------------------- void CBaseCombatCharacter::AllocateDefaultRelationships( ) { if (!m_DefaultRelationship) { int iNumClasses = GameRules() ? GameRules()->NumEntityClasses() : LAST_SHARED_ENTITY_CLASS; m_DefaultRelationship = new Relationship_t*[iNumClasses]; for (int i=0; iNumFactions() : NUM_SHARED_FACTIONS; m_aFactions.SetCount( nNumFactions ); m_FactionRelationship = new Relationship_t*[nNumFactions]; for (int i=0; iClassify() != CLASS_NONE) { // Then check for relationship with this edict's class for (i=0;iClassify() == m_Relationship[i].classType) { return &m_Relationship[i]; } } } CBaseCombatCharacter *pBaseCombatCharacter = ToBaseCombatCharacter( pTarget ); if (pBaseCombatCharacter) { int nFaction = pBaseCombatCharacter->GetFaction(); if ( nFaction != FACTION_NONE ) { // Then check for relationship with this edict's faction for (i=0;iClassify() ]; } Disposition_t CBaseCombatCharacter::IRelationType ( CBaseEntity *pTarget ) { if ( pTarget ) return FindEntityRelationship( pTarget )->disposition; return D_NU; } //----------------------------------------------------------------------------- // Purpose: describes the relationship between two types of NPC. // Input : // Output : //----------------------------------------------------------------------------- int CBaseCombatCharacter::IRelationPriority( CBaseEntity *pTarget ) { if ( pTarget ) return FindEntityRelationship( pTarget )->priority; return 0; } //----------------------------------------------------------------------------- // Purpose: Get shoot position of BCC at current position/orientation // Input : // Output : //----------------------------------------------------------------------------- Vector CBaseCombatCharacter::Weapon_ShootPosition( ) { Vector forward, right, up; AngleVectors( GetAbsAngles(), &forward, &right, &up ); Vector vecSrc = GetAbsOrigin() + forward * m_HackedGunPos.y + right * m_HackedGunPos.x + up * m_HackedGunPos.z; return vecSrc; } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- CBaseEntity *CBaseCombatCharacter::FindHealthItem( const Vector &vecPosition, const Vector &range ) { CBaseEntity *list[1024]; int count = UTIL_EntitiesInBox( list, 1024, vecPosition - range, vecPosition + range, 0 ); for ( int i = 0; i < count; i++ ) { CItem *pItem = dynamic_cast(list[ i ]); if( pItem ) { // Healthkits and healthvials if( pItem->ClassMatches( "item_health*" ) && FVisible( pItem ) ) { return pItem; } } } return NULL; } //----------------------------------------------------------------------------- // Compares the weapon's center with this character's current origin, so it // will not give reliable results for weapons that are visible to the NPC // but are upstairs/downstairs, etc. // // A weapon is said to be on the ground if it is no more than 12 inches above // or below the caller's feet. //----------------------------------------------------------------------------- bool CBaseCombatCharacter::Weapon_IsOnGround( CBaseCombatWeapon *pWeapon ) { if( pWeapon->IsConstrained() ) { // Constrained to a rack. return false; } if( fabs(pWeapon->WorldSpaceCenter().z - GetAbsOrigin().z) >= 12.0f ) { return false; } return true; } //----------------------------------------------------------------------------- // Purpose: // Input : &range - // Output : CBaseEntity //----------------------------------------------------------------------------- CBaseEntity *CBaseCombatCharacter::Weapon_FindUsable( const Vector &range ) { bool bConservative = false; #ifdef HL2_DLL if( hl2_episodic.GetBool() && !GetActiveWeapon() ) { // Unarmed citizens are conservative in their weapon finding if ( Classify() != CLASS_PLAYER_ALLY_VITAL ) { bConservative = true; } } #endif CBaseCombatWeapon *weaponList[64]; CBaseCombatWeapon *pBestWeapon = NULL; Vector mins = GetAbsOrigin() - range; Vector maxs = GetAbsOrigin() + range; int listCount = CBaseCombatWeapon::GetAvailableWeaponsInBox( weaponList, ARRAYSIZE(weaponList), mins, maxs ); float fBestDist = 1e6; for ( int i = 0; i < listCount; i++ ) { // Make sure not moving (ie flying through the air) Vector velocity; CBaseCombatWeapon *pWeapon = weaponList[i]; Assert(pWeapon); pWeapon->GetVelocity( &velocity, NULL ); if ( pWeapon->CanBePickedUpByNPCs() == false ) continue; if ( velocity.LengthSqr() > 1 || !Weapon_CanUse(pWeapon) ) continue; if ( pWeapon->IsLocked(this) ) continue; if ( GetActiveWeapon() ) { // Already armed. Would picking up this weapon improve my situation? if( GetActiveWeapon()->m_iClassname == pWeapon->m_iClassname ) { // No, I'm already using this type of weapon. continue; } if( FClassnameIs( pWeapon, "weapon_pistol" ) ) { // No, it's a pistol. continue; } } float fCurDist = (pWeapon->GetLocalOrigin() - GetLocalOrigin()).Length(); // Give any reserved weapon a bonus if( pWeapon->HasSpawnFlags( SF_WEAPON_NO_PLAYER_PICKUP ) ) { fCurDist *= 0.5f; } if ( pBestWeapon ) { // UNDONE: Better heuristic needed here // Need to pick by power of weapons // Don't want to pick a weapon right next to a NPC! // Give the AR2 a bonus to be selected by making it seem closer. if( FClassnameIs( pWeapon, "weapon_ar2" ) ) { fCurDist *= 0.5; } // choose the last range attack weapon you find or the first available other weapon if ( ! (pWeapon->CapabilitiesGet() & bits_CAP_RANGE_ATTACK_GROUP) ) { continue; } else if (fCurDist > fBestDist ) { continue; } } if( Weapon_IsOnGround(pWeapon) ) { // Weapon appears to be lying on the ground. Make sure this weapon is reachable // by tracing out a human sized hull just above the weapon. If not, reject trace_t tr; Vector vAboveWeapon = pWeapon->GetAbsOrigin(); UTIL_TraceEntity( this, vAboveWeapon, vAboveWeapon + Vector( 0, 0, 1 ), MASK_SOLID, pWeapon, COLLISION_GROUP_NONE, &tr ); if ( tr.startsolid || (tr.fraction < 1.0) ) continue; } else if( bConservative ) { // Skip it. continue; } if( FVisible(pWeapon) ) { fBestDist = fCurDist; pBestWeapon = pWeapon; } } if( pBestWeapon ) { // Lock this weapon for my exclusive use. Lock it for just a couple of seconds because my AI // might not actually be able to go pick it up right now. pBestWeapon->Lock( 2.0, this ); } return pBestWeapon; } //----------------------------------------------------------------------------- // Purpose: Give the player some ammo. // Input : iCount - Amount of ammo to give. // iAmmoIndex - Index of the ammo into the AmmoInfoArray // iMax - Max carrying capability of the player // Output : Amount of ammo actually given //----------------------------------------------------------------------------- int CBaseCombatCharacter::GiveAmmo( int iCount, int iAmmoIndex, bool bSuppressSound) { if (iCount <= 0) return 0; if ( !g_pGameRules->CanHaveAmmo( this, iAmmoIndex ) ) { // game rules say I can't have any more of this ammo type. return 0; } if ( iAmmoIndex < 0 || iAmmoIndex >= MAX_AMMO_SLOTS ) return 0; int iMax = GetAmmoDef()->MaxCarry(iAmmoIndex, this); int iAdd = MIN( iCount, iMax - m_iAmmo[iAmmoIndex] ); if ( iAdd < 1 ) return 0; // Ammo pickup sound if ( !bSuppressSound ) { EmitSound( "BaseCombatCharacter.AmmoPickup" ); } m_iAmmo.Set( iAmmoIndex, m_iAmmo[iAmmoIndex] + iAdd ); return iAdd; } //----------------------------------------------------------------------------- // Purpose: Give the player some ammo. //----------------------------------------------------------------------------- int CBaseCombatCharacter::GiveAmmo( int iCount, const char *szName, bool bSuppressSound ) { int iAmmoType = GetAmmoDef()->Index(szName); if (iAmmoType == -1) { Msg("ERROR: Attempting to give unknown ammo type (%s)\n",szName); return 0; } return GiveAmmo( iCount, iAmmoType, bSuppressSound ); } ConVar phys_stressbodyweights( "phys_stressbodyweights", "5.0" ); // disabled stress damage to save CPU, none of the NPCs really use it and the player has a different codepath #if !defined( PORTAL2 ) void CBaseCombatCharacter::VPhysicsUpdate( IPhysicsObject *pPhysics ) { ApplyStressDamage( pPhysics, false ); BaseClass::VPhysicsUpdate( pPhysics ); } #endif float CBaseCombatCharacter::CalculatePhysicsStressDamage( vphysics_objectstress_t *pStressOut, IPhysicsObject *pPhysics ) { // stress damage hack. float mass = pPhysics->GetMass(); CalculateObjectStress( pPhysics, this, pStressOut ); float stress = (pStressOut->receivedStress * m_impactEnergyScale) / mass; // Make sure the stress isn't from being stuck inside some static object. // how many times your own weight can you hold up? if ( pStressOut->hasNonStaticStress && stress > phys_stressbodyweights.GetFloat() ) { // if stuck, don't do this! if ( !(pPhysics->GetGameFlags() & FVPHYSICS_PENETRATING) ) return 200; } return 0; } void CBaseCombatCharacter::ApplyStressDamage( IPhysicsObject *pPhysics, bool bRequireLargeObject ) { #ifdef HL2_DLL if( Classify() == CLASS_PLAYER_ALLY || Classify() == CLASS_PLAYER_ALLY_VITAL ) { // Bypass stress completely for allies and vitals. if( hl2_episodic.GetBool() ) return; } #endif//HL2_DLL vphysics_objectstress_t stressOut; float damage = CalculatePhysicsStressDamage( &stressOut, pPhysics ); if ( damage > 0 ) { if ( bRequireLargeObject && !stressOut.hasLargeObjectContact ) return; //Msg("Stress! %.2f / %.2f\n", stressOut.exertedStress, stressOut.receivedStress ); CTakeDamageInfo dmgInfo( GetWorldEntity(), GetWorldEntity(), vec3_origin, vec3_origin, damage, DMG_CRUSH ); dmgInfo.SetDamageForce( Vector( 0, 0, -stressOut.receivedStress * sv_gravity.GetFloat() * gpGlobals->frametime ) ); dmgInfo.SetDamagePosition( GetAbsOrigin() ); TakeDamage( dmgInfo ); } } //----------------------------------------------------------------------------- // Purpose: // Output : const impactdamagetable_t //----------------------------------------------------------------------------- const impactdamagetable_t &CBaseCombatCharacter::GetPhysicsImpactDamageTable( void ) { return gDefaultNPCImpactDamageTable; } // how much to amplify impact forces // This is to account for the ragdolls responding differently than // the shadow objects. Also this makes the impacts more dramatic. ConVar phys_impactforcescale( "phys_impactforcescale", "1.0" ); ConVar phys_upimpactforcescale( "phys_upimpactforcescale", "0.375" ); void CBaseCombatCharacter::VPhysicsShadowCollision( int index, gamevcollisionevent_t *pEvent ) { int otherIndex = !index; CBaseEntity *pOther = pEvent->pEntities[otherIndex]; IPhysicsObject *pOtherPhysics = pEvent->pObjects[otherIndex]; if ( !pOther ) return; // Ragdolls are marked as dying. if ( pOther->m_lifeState == LIFE_DYING ) return; if ( pOther->GetMoveType() != MOVETYPE_VPHYSICS ) return; if ( !pOtherPhysics->IsMoveable() ) return; if ( pOther == GetGroundEntity() ) return; // Player can't damage himself if he's was physics attacker *on this frame* // which can occur owing to ordering issues it appears. float flOtherAttackerTime = 0.0f; #if defined( HL2_DLL ) if ( HL2GameRules()->MegaPhyscannonActive() == true ) { flOtherAttackerTime = 1.0f; } #endif if ( this == pOther->HasPhysicsAttacker( flOtherAttackerTime ) ) return; int damageType = 0; float damage = 0; damage = CalculatePhysicsImpactDamage( index, pEvent, GetPhysicsImpactDamageTable(), m_impactEnergyScale, false, damageType ); if ( damage <= 0 ) return; // NOTE: We really need some rotational motion for some of these collisions. // REVISIT: Maybe resolve this collision on death with a different (not approximately infinite like AABB tensor) // inertia tensor to get torque? Vector damageForce = pEvent->postVelocity[index] * pEvent->pObjects[index]->GetMass() * phys_impactforcescale.GetFloat(); IServerVehicle *vehicleOther = pOther->GetServerVehicle(); if ( vehicleOther ) { CBaseCombatCharacter *pPassenger = vehicleOther->GetPassenger(); if ( pPassenger != NULL ) { // flag as vehicle damage damageType |= DMG_VEHICLE; // if hit by vehicle driven by player, add some upward velocity to force float len = damageForce.Length(); damageForce.z += len*phys_upimpactforcescale.GetFloat(); //Msg("Force %.1f / %.1f\n", damageForce.Length(), damageForce.z ); if ( pPassenger->IsPlayer() ) { CBasePlayer *pPlayer = assert_cast(pPassenger); if( damage >= GetMaxHealth() ) { pPlayer->RumbleEffect( RUMBLE_357, 0, RUMBLE_FLAG_RESTART ); } else { pPlayer->RumbleEffect( RUMBLE_PISTOL, 0, RUMBLE_FLAG_RESTART ); } } } } Vector damagePos; pEvent->pInternalData->GetContactPoint( damagePos ); CTakeDamageInfo dmgInfo( pOther, pOther, damageForce, damagePos, damage, damageType ); // FIXME: is there a better way for physics objects to keep track of what root entity responsible for them moving? CBasePlayer *pPlayer = pOther->HasPhysicsAttacker( 1.0 ); if (pPlayer) { dmgInfo.SetAttacker( pPlayer ); } // UNDONE: Find one near damagePos? m_nForceBone = 0; PhysCallbackDamage( this, dmgInfo, *pEvent, index ); } //----------------------------------------------------------------------------- // Purpose: this entity is exploding, or otherwise needs to inflict damage upon // entities within a certain range. only damage ents that can clearly // be seen by the explosion! // Input : // Output : //----------------------------------------------------------------------------- void RadiusDamage( const CTakeDamageInfo &info, const Vector &vecSrc, float flRadius, int iClassIgnore, CBaseEntity *pEntityIgnore ) { // NOTE: I did this this way so I wouldn't have to change a whole bunch of // code unnecessarily. We need TF2 specific rules for RadiusDamage, so I moved // the implementation of radius damage into gamerules. All existing code calls // this method, which calls the game rules method g_pGameRules->RadiusDamage( info, vecSrc, flRadius, iClassIgnore, pEntityIgnore ); // Let the world know if this was an explosion. if( info.GetDamageType() & DMG_BLAST ) { // Even the tiniest explosion gets attention. Don't let the radius // be less than 128 units. float soundRadius = MAX( 128.0f, flRadius * 1.5 ); CSoundEnt::InsertSound( SOUND_COMBAT | SOUND_CONTEXT_EXPLOSION, vecSrc, soundRadius, 0.25, info.GetInflictor() ); } } //----------------------------------------------------------------------------- // Purpose: Change active weapon and notify derived classes // //----------------------------------------------------------------------------- void CBaseCombatCharacter::SetActiveWeapon( CBaseCombatWeapon *pNewWeapon ) { CBaseCombatWeapon *pOldWeapon = m_hActiveWeapon; if ( pNewWeapon != pOldWeapon ) { m_hActiveWeapon = pNewWeapon; OnChangeActiveWeapon( pOldWeapon, pNewWeapon ); } } //----------------------------------------------------------------------------- // Consider the weapon's built-in accuracy, this character's proficiency with // the weapon, and the status of the target. Use this information to determine // how accurately to shoot at the target. //----------------------------------------------------------------------------- Vector CBaseCombatCharacter::GetAttackSpread( CBaseCombatWeapon *pWeapon, CBaseEntity *pTarget ) { if ( pWeapon ) return pWeapon->GetBulletSpread(GetCurrentWeaponProficiency()); return VECTOR_CONE_15DEGREES; } //----------------------------------------------------------------------------- float CBaseCombatCharacter::GetSpreadBias( CBaseCombatWeapon *pWeapon, CBaseEntity *pTarget ) { if ( pWeapon ) return pWeapon->GetSpreadBias(GetCurrentWeaponProficiency()); return 1.0; } //----------------------------------------------------------------------------- // Assume everyone is average with every weapon. Override this to make exceptions. //----------------------------------------------------------------------------- WeaponProficiency_t CBaseCombatCharacter::CalcWeaponProficiency( CBaseCombatWeapon *pWeapon ) { return WEAPON_PROFICIENCY_AVERAGE; } //----------------------------------------------------------------------------- // Purpose: //----------------------------------------------------------------------------- #define MAX_MISS_CANDIDATES 16 CBaseEntity *CBaseCombatCharacter::FindMissTarget( void ) { CBaseEntity *pMissCandidates[ MAX_MISS_CANDIDATES ]; int numMissCandidates = 0; CBasePlayer *pPlayer = UTIL_GetLocalPlayer(); CBaseEntity *pEnts[256]; Vector radius( 100, 100, 100); Vector vecSource = GetAbsOrigin(); int numEnts = UTIL_EntitiesInBox( pEnts, 256, vecSource-radius, vecSource+radius, 0 ); for ( int i = 0; i < numEnts; i++ ) { if ( pEnts[i] == NULL ) continue; // New rule for this system. Don't shoot what the player won't see. if ( pPlayer && !pPlayer->FInViewCone( pEnts[ i ] ) ) continue; if ( numMissCandidates >= MAX_MISS_CANDIDATES ) break; //See if it's a good target candidate if ( FClassnameIs( pEnts[i], "prop_dynamic" ) || FClassnameIs( pEnts[i], "prop_physics" ) || FClassnameIs( pEnts[i], "physics_prop" ) ) { pMissCandidates[numMissCandidates++] = pEnts[i]; continue; } } if( numMissCandidates == 0 ) return NULL; return pMissCandidates[ random->RandomInt( 0, numMissCandidates - 1 ) ]; } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- bool CBaseCombatCharacter::ShouldShootMissTarget( CBaseCombatCharacter *pAttacker ) { // Don't shoot at NPC's right now. return false; } //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- void CBaseCombatCharacter::InputKilledNPC( inputdata_t &inputdata ) { OnKilledNPC( inputdata.pActivator ? inputdata.pActivator->MyCombatCharacterPointer() : NULL ); } //----------------------------------------------------------------------------- // Purpose: Overload our muzzle flash and send it to any actively held weapon //----------------------------------------------------------------------------- void CBaseCombatCharacter::DoMuzzleFlash() { // Our weapon takes our muzzle flash command CBaseCombatWeapon *pWeapon = GetActiveWeapon(); if ( pWeapon ) { pWeapon->DoMuzzleFlash(); //NOTENOTE: We do not chain to the base here } else { BaseClass::DoMuzzleFlash(); } } //----------------------------------------------------------------------------- // Purpose: track the last trigger_fog touched by this character //----------------------------------------------------------------------------- void CBaseCombatCharacter::OnFogTriggerStartTouch( CBaseEntity *fogTrigger ) { m_hTriggerFogList.AddToHead( fogTrigger ); } //----------------------------------------------------------------------------- // Purpose: track the last trigger_fog touched by this character //----------------------------------------------------------------------------- void CBaseCombatCharacter::OnFogTriggerEndTouch( CBaseEntity *fogTrigger ) { m_hTriggerFogList.FindAndRemove( fogTrigger ); } //----------------------------------------------------------------------------- // Purpose: track the last trigger_fog touched by this character //----------------------------------------------------------------------------- CBaseEntity *CBaseCombatCharacter::GetFogTrigger( void ) { float bestDist = 999999.0f; CBaseEntity *bestTrigger = NULL; for ( int i=0; iWorldSpaceCenter() ); if ( dist < bestDist ) { bestDist = dist; bestTrigger = fogTrigger; } } } if ( bestTrigger ) { m_hLastFogTrigger = bestTrigger; } return m_hLastFogTrigger; } //----------------------------------------------------------------------------- // Purpose: return true if given target cant be seen because of fog //----------------------------------------------------------------------------- bool CBaseCombatCharacter::IsHiddenByFog( const Vector &target ) const { float range = EyePosition().DistTo( target ); return IsHiddenByFog( range ); } //----------------------------------------------------------------------------- // Purpose: return true if given target cant be seen because of fog //----------------------------------------------------------------------------- bool CBaseCombatCharacter::IsHiddenByFog( CBaseEntity *target ) const { if ( !target ) return false; float range = EyePosition().DistTo( target->WorldSpaceCenter() ); return IsHiddenByFog( range ); } //----------------------------------------------------------------------------- // Purpose: return true if given target cant be seen because of fog //----------------------------------------------------------------------------- bool CBaseCombatCharacter::IsHiddenByFog( float range ) const { if ( GetFogObscuredRatio( range ) >= 1.0f ) return true; return false; } //----------------------------------------------------------------------------- // Purpose: return 0-1 ratio where zero is not obscured, and 1 is completely obscured //----------------------------------------------------------------------------- float CBaseCombatCharacter::GetFogObscuredRatio( const Vector &target ) const { float range = EyePosition().DistTo( target ); return GetFogObscuredRatio( range ); } //----------------------------------------------------------------------------- // Purpose: return 0-1 ratio where zero is not obscured, and 1 is completely obscured //----------------------------------------------------------------------------- float CBaseCombatCharacter::GetFogObscuredRatio( CBaseEntity *target ) const { if ( !target ) return false; float range = EyePosition().DistTo( target->WorldSpaceCenter() ); return GetFogObscuredRatio( range ); } //----------------------------------------------------------------------------- // Purpose: return 0-1 ratio where zero is not obscured, and 1 is completely obscured //----------------------------------------------------------------------------- float CBaseCombatCharacter::GetFogObscuredRatio( float range ) const { fogparams_t fog; GetFogParams( &fog ); if ( !fog.enable ) return 0.0f; if ( range <= fog.start ) return 0.0f; if ( range >= fog.end ) return 1.0f; float ratio = (range - fog.start) / (fog.end - fog.start); ratio = Min( ratio, fog.maxdensity.Get() ); return ratio; } //----------------------------------------------------------------------------- // Purpose: return the current fog parameters //----------------------------------------------------------------------------- bool CBaseCombatCharacter::GetFogParams( fogparams_t *fog ) const { if ( !fog ) return false; return GetWorldFogParams( const_cast< CBaseCombatCharacter * >( this ), *fog ); } //----------------------------------------------------------------------------- // Purpose: Invoke this to update our last known nav area // (since there is no think method chained to CBaseCombatCharacter) //----------------------------------------------------------------------------- void CBaseCombatCharacter::UpdateLastKnownArea( void ) { #if !defined(CSTRIKE_DLL) VPROF_BUDGET( "CBaseCombatCharacter::UpdateLastKnownArea", "NextBot" ); if ( TheNavMesh->IsGenerating() ) { ClearLastKnownArea(); return; } /* if ( z_last_area_update_tolerance.GetFloat() > 0.0f ) { // skip this test if we're not standing on the world (ie: elevators that move us) if ( GetGroundEntity() == NULL || GetGroundEntity()->IsWorld() ) { if ( m_lastNavArea && m_NavAreaUpdateMonitor.IsMarkSet() && !m_NavAreaUpdateMonitor.TargetMoved( this ) ) return; m_NavAreaUpdateMonitor.SetMark( this, z_last_area_update_tolerance.GetFloat() ); } } */ // find the area we are directly standing in CNavArea *area = TheNavMesh->GetNearestNavArea( this, GETNAVAREA_CHECK_GROUND | GETNAVAREA_CHECK_LOS, 50.0f ); if ( !area ) return; // make sure we can actually use this area - if not, consider ourselves off the mesh if ( !IsAreaTraversable( area ) ) return; if ( area != m_lastNavArea ) { // player entered a new nav area if ( m_lastNavArea && m_registeredNavTeam != TEAM_INVALID ) { m_lastNavArea->DecrementPlayerCount( m_registeredNavTeam, entindex() ); m_lastNavArea->OnExit( this, area ); } m_registeredNavTeam = GetTeamNumber(); if ( m_registeredNavTeam != TEAM_INVALID ) { area->IncrementPlayerCount( m_registeredNavTeam, entindex() ); area->OnEnter( this, m_lastNavArea ); } OnNavAreaChanged( area, m_lastNavArea ); m_lastNavArea = area; } #endif } //----------------------------------------------------------------------------- // Purpose: Return true if we can use (walk through) the given area //----------------------------------------------------------------------------- bool CBaseCombatCharacter::IsAreaTraversable( const CNavArea *area ) const { return area ? !area->IsBlocked( GetTeamNumber() ) : false; } //----------------------------------------------------------------------------- // Purpose: Leaving the nav mesh //----------------------------------------------------------------------------- void CBaseCombatCharacter::ClearLastKnownArea( void ) { OnNavAreaChanged( NULL, m_lastNavArea ); if ( m_lastNavArea ) { if ( m_registeredNavTeam != TEAM_INVALID ) { m_lastNavArea->DecrementPlayerCount( m_registeredNavTeam, entindex() ); m_lastNavArea->OnExit( this, NULL ); m_registeredNavTeam = TEAM_INVALID; } m_lastNavArea = NULL; } } //----------------------------------------------------------------------------- // Purpose: Handling editor removing the area we're standing upon //----------------------------------------------------------------------------- void CBaseCombatCharacter::OnNavAreaRemoved( CNavArea *removedArea ) { if ( m_lastNavArea == removedArea ) { ClearLastKnownArea(); } } //----------------------------------------------------------------------------- // Purpose: Changing team, maintain associated data //----------------------------------------------------------------------------- void CBaseCombatCharacter::ChangeTeam( int iTeamNum ) { // old team member no longer in the nav mesh ClearLastKnownArea(); BaseClass::ChangeTeam( iTeamNum ); } //----------------------------------------------------------------------------- // Return true if we have ever been injured by a member of the given team //----------------------------------------------------------------------------- bool CBaseCombatCharacter::HasEverBeenInjured( int team /*= TEAM_ANY */ ) const { if ( team == TEAM_ANY ) { return ( m_hasBeenInjured == 0 ) ? false : true; } int teamMask = 1 << team; if ( m_hasBeenInjured & teamMask ) { return true; } return false; } //----------------------------------------------------------------------------- // Return time since we were hurt by a member of the given team //----------------------------------------------------------------------------- float CBaseCombatCharacter::GetTimeSinceLastInjury( int team /*= TEAM_ANY */ ) const { const float never = 999999999999.9f; if ( team == TEAM_ANY ) { float time = never; // find most recent injury time for( int i=0; i