//-----------------------------------------------------------------------------
// Purpose: Allow pre-frame adjustments on the player
//-----------------------------------------------------------------------------
void CHL1_Player::PreThink(void)
{
CheckExplosionEffects();
if ( player_showpredictedposition.GetBool() )
{
Vector predPos;
UTIL_PredictedPosition( this, player_showpredictedposition_timestep.GetFloat(), &predPos );
NDebugOverlay::Box( predPos, NAI_Hull::Mins( GetHullType() ), NAI_Hull::Maxs( GetHullType() ), 0, 255, 0, 0, 0.01f );
NDebugOverlay::Line( GetAbsOrigin(), predPos, 0, 255, 0, 0, 0.01f );
}
int buttonsChanged;
buttonsChanged = m_afButtonPressed | m_afButtonReleased;
g_pGameRules->PlayerThink( this );
if ( g_fGameOver || IsPlayerLockedInPlace() )
return; // intermission or finale
ItemPreFrame( );
WaterMove();
if ( g_pGameRules && g_pGameRules->FAllowFlashlight() )
m_Local.m_iHideHUD &= ~HIDEHUD_FLASHLIGHT;
else
m_Local.m_iHideHUD |= HIDEHUD_FLASHLIGHT;
// checks if new client data (for HUD and view control) needs to be sent to the client
UpdateClientData();
CheckTimeBasedDamage();
CheckSuitUpdate();
if (m_lifeState >= LIFE_DYING)
{
PlayerDeathThink();
return;
}
// So the correct flags get sent to client asap.
//
if ( m_afPhysicsFlags & PFLAG_DIROVERRIDE )
AddFlag( FL_ONTRAIN );
else
RemoveFlag( FL_ONTRAIN );
// Train speed control
if ( m_afPhysicsFlags & PFLAG_DIROVERRIDE )
{
CBaseEntity *pTrain = GetGroundEntity();
float vel;
if ( pTrain )
{
if ( !(pTrain->ObjectCaps() & FCAP_DIRECTIONAL_USE) )
pTrain = NULL;
}
if ( !pTrain )
{
if ( GetActiveWeapon() && (GetActiveWeapon()->ObjectCaps() & FCAP_DIRECTIONAL_USE) )
{
m_iTrain = TRAIN_ACTIVE | TRAIN_NEW;
if ( m_nButtons & IN_FORWARD )
{
m_iTrain |= TRAIN_FAST;
}
else if ( m_nButtons & IN_BACK )
{
m_iTrain |= TRAIN_BACK;
}
else
{
m_iTrain |= TRAIN_NEUTRAL;
}
return;
}
else
{
trace_t trainTrace;
// Maybe this is on the other side of a level transition
UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() + Vector(0,0,-38),
MASK_PLAYERSOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &trainTrace );
if ( trainTrace.fraction != 1.0 && trainTrace.m_pEnt )
pTrain = trainTrace.m_pEnt;
if ( !pTrain || !(pTrain->ObjectCaps() & FCAP_DIRECTIONAL_USE) || !pTrain->OnControls(GetContainingEntity(pev)) )
{
// Warning( "In train mode with no train!\n" );
m_afPhysicsFlags &= ~PFLAG_DIROVERRIDE;
m_iTrain = TRAIN_NEW|TRAIN_OFF;
return;
}
}
}
else if ( !( GetFlags() & FL_ONGROUND ) || pTrain->HasSpawnFlags( SF_TRACKTRAIN_NOCONTROL ) || (m_nButtons & (IN_MOVELEFT|IN_MOVERIGHT) ) )
{
// Turn off the train if you jump, strafe, or the train controls go dead
m_afPhysicsFlags &= ~PFLAG_DIROVERRIDE;
m_iTrain = TRAIN_NEW|TRAIN_OFF;
return;
}
SetAbsVelocity( vec3_origin );
vel = 0;
if ( m_afButtonPressed & IN_FORWARD )
{
vel = 1;
pTrain->Use( this, this, USE_SET, (float)vel );
}
else if ( m_afButtonPressed & IN_BACK )
{
vel = -1;
pTrain->Use( this, this, USE_SET, (float)vel );
}
if (vel)
{
m_iTrain = TrainSpeed(pTrain->m_flSpeed, ((CFuncTrackTrain*)pTrain)->GetMaxSpeed());
m_iTrain |= TRAIN_ACTIVE|TRAIN_NEW;
}
}
else if (m_iTrain & TRAIN_ACTIVE)
{
m_iTrain = TRAIN_NEW; // turn off train
}
// THIS CODE DOESN'T SEEM TO DO ANYTHING!!!
// WHY IS IT STILL HERE? (sjb)
if (m_nButtons & IN_JUMP)
{
// If on a ladder, jump off the ladder
// else Jump
Jump();
}
// If trying to duck, already ducked, or in the process of ducking
if ((m_nButtons & IN_DUCK) || (GetFlags() & FL_DUCKING) || (m_afPhysicsFlags & PFLAG_DUCKING) )
Duck();
//
// If we're not on the ground, we're falling. Update our falling velocity.
//
if ( !( GetFlags() & FL_ONGROUND ) )
{
m_Local.m_flFallVelocity = -GetAbsVelocity().z;
}
if ( m_afPhysicsFlags & PFLAG_ONBARNACLE )
{
SetAbsVelocity( vec3_origin );
}
// StudioFrameAdvance( );//!!!HACKHACK!!! Can't be hit by traceline when not animating?
//Find targets for NPC to shoot if they decide to miss us
FindMissTargets();
}
//-----------------------------------------------------------------------------
// Purpose: Handles USE keypress
//-----------------------------------------------------------------------------
void CBasePlayer::PlayerUse ( void )
{
#ifdef GAME_DLL
// Was use pressed or released?
if ( ! ((m_nButtons | m_afButtonPressed | m_afButtonReleased) & IN_USE) )
return;
if ( IsObserver() )
{
// do special use operation in oberserver mode
if ( m_afButtonPressed & IN_USE )
ObserverUse( true );
else if ( m_afButtonReleased & IN_USE )
ObserverUse( false );
return;
}
#if !defined(_XBOX)
// push objects in turbo physics mode
if ( (m_nButtons & IN_USE) && sv_turbophysics.GetBool() )
{
Vector forward, up;
EyeVectors( &forward, NULL, &up );
trace_t tr;
// Search for objects in a sphere (tests for entities that are not solid, yet still useable)
Vector searchCenter = EyePosition();
CUsePushFilter filter;
UTIL_TraceLine( searchCenter, searchCenter + forward * 96.0f, MASK_SOLID, &filter, &tr );
// try the hit entity if there is one, or the ground entity if there isn't.
CBaseEntity *entity = tr.m_pEnt;
if ( entity )
{
IPhysicsObject *pObj = entity->VPhysicsGetObject();
if ( pObj )
{
Vector vPushAway = (entity->WorldSpaceCenter() - WorldSpaceCenter());
vPushAway.z = 0;
float flDist = VectorNormalize( vPushAway );
flDist = max( flDist, 1 );
float flForce = sv_pushaway_force.GetFloat() / flDist;
flForce = min( flForce, sv_pushaway_max_force.GetFloat() );
pObj->ApplyForceOffset( vPushAway * flForce, WorldSpaceCenter() );
}
}
}
#endif
if ( m_afButtonPressed & IN_USE )
{
// Controlling some latched entity?
if ( ClearUseEntity() )
{
return;
}
else
{
if ( m_afPhysicsFlags & PFLAG_DIROVERRIDE )
{
m_afPhysicsFlags &= ~PFLAG_DIROVERRIDE;
m_iTrain = TRAIN_NEW|TRAIN_OFF;
return;
}
else
{ // Start controlling the train!
CBaseEntity *pTrain = GetGroundEntity();
if ( pTrain && !(m_nButtons & IN_JUMP) && (GetFlags() & FL_ONGROUND) && (pTrain->ObjectCaps() & FCAP_DIRECTIONAL_USE) && pTrain->OnControls(this) )
{
m_afPhysicsFlags |= PFLAG_DIROVERRIDE;
m_iTrain = TrainSpeed(pTrain->m_flSpeed, ((CFuncTrackTrain*)pTrain)->GetMaxSpeed());
m_iTrain |= TRAIN_NEW;
EmitSound( "Player.UseTrain" );
return;
}
}
}
}
CBaseEntity *pUseEntity = FindUseEntity();
// Found an object
if ( pUseEntity )
{
//!!!UNDONE: traceline here to prevent +USEing buttons through walls
int caps = pUseEntity->ObjectCaps();
variant_t emptyVariant;
if ( ( (m_nButtons & IN_USE) && (caps & FCAP_CONTINUOUS_USE) ) || ( (m_afButtonPressed & IN_USE) && (caps & (FCAP_IMPULSE_USE|FCAP_ONOFF_USE)) ) )
{
if ( caps & FCAP_CONTINUOUS_USE )
{
m_afPhysicsFlags |= PFLAG_USING;
}
if ( pUseEntity->ObjectCaps() & FCAP_ONOFF_USE )
{
pUseEntity->AcceptInput( "Use", this, this, emptyVariant, USE_ON );
}
else
{
pUseEntity->AcceptInput( "Use", this, this, emptyVariant, USE_TOGGLE );
}
}
// UNDONE: Send different USE codes for ON/OFF. Cache last ONOFF_USE object to send 'off' if you turn away
else if ( (m_afButtonReleased & IN_USE) && (pUseEntity->ObjectCaps() & FCAP_ONOFF_USE) ) // BUGBUG This is an "off" use
{
pUseEntity->AcceptInput( "Use", this, this, emptyVariant, USE_OFF );
}
}
else if ( m_afButtonPressed & IN_USE )
{
PlayUseDenySound();
}
#endif
}
void CBasePlayer::PreThink()
{
const int buttonsChanged = ( m_afButtonLast ^ GetButtons().Get() ); // These buttons have changed this frame
// Debounced button codes for pressed/released
// UNDONE: Do we need auto-repeat?
m_afButtonPressed = buttonsChanged & GetButtons().Get(); // The changed ones still down are "pressed"
m_afButtonReleased = buttonsChanged & ( ~GetButtons().Get() ); // The ones not down are "released"
g_pGameRules->PlayerThink( this );
bool bCheckVehicles = true;
#if USE_ANGELSCRIPT
uint32_t uiFlags = PreThinkFlag::NONE;
CallGlobalEvent( g_PlayerPreThinkEvent, CallFlag::NONE, this, &uiFlags );
bCheckVehicles = !( uiFlags & PreThinkFlag::SKIP_VEHICLES );
#endif
if( g_fGameOver )
return; // intermission or finale
UTIL_MakeVectors( GetViewAngle() ); // is this still used?
ItemPreFrame();
WaterMove();
if( g_pGameRules && g_pGameRules->FAllowFlashlight() )
m_iHideHUD &= ~HIDEHUD_FLASHLIGHT;
else
m_iHideHUD |= HIDEHUD_FLASHLIGHT;
// JOHN: checks if new client data (for HUD and view control) needs to be sent to the client
UpdateClientData();
CheckTimeBasedDamage();
CheckSuitUpdate();
// Observer Button Handling
if( IsObserver() )
{
Observer_HandleButtons();
Observer_CheckTarget();
Observer_CheckProperties();
SetImpulse( 0 );
return;
}
if( GetDeadFlag() >= DEAD_DYING )
{
PlayerDeathThink();
return;
}
// So the correct flags get sent to client asap.
//
if( m_afPhysicsFlags & PFLAG_ONTRAIN )
GetFlags() |= FL_ONTRAIN;
else
GetFlags().ClearFlags( FL_ONTRAIN );
if( bCheckVehicles )
{
#if USE_OPFOR
//We're on a rope. - Solokiller
if( m_afPhysicsFlags & PFLAG_ONROPE && m_pRope )
{
SetAbsVelocity( g_vecZero );
const Vector vecAttachPos = m_pRope->GetAttachedObjectsPosition();
SetAbsOrigin( vecAttachPos );
Vector vecForce;
/*
//TODO: This causes sideways acceleration that doesn't occur in Op4. - Solokiller
//TODO: should be IN_MOVERIGHT and IN_MOVELEFT - Solokiller
if( GetButtons().Any( IN_DUCK ) )
{
vecForce.x = gpGlobals->v_right.x;
vecForce.y = gpGlobals->v_right.y;
vecForce.z = 0;
m_pRope->ApplyForceFromPlayer( vecForce );
}
if( GetButtons().Any( IN_JUMP ) )
{
vecForce.x = -gpGlobals->v_right.x;
vecForce.y = -gpGlobals->v_right.y;
vecForce.z = 0;
m_pRope->ApplyForceFromPlayer( vecForce );
}
*/
//Determine if any force should be applied to the rope, or if we should move around. - Solokiller
if( GetButtons().Any( IN_BACK | IN_FORWARD ) )
{
if( ( gpGlobals->v_forward.x * gpGlobals->v_forward.x +
gpGlobals->v_forward.y * gpGlobals->v_forward.y -
gpGlobals->v_forward.z * gpGlobals->v_forward.z ) <= 0.0 )
{
if( m_bIsClimbing )
{
const float flDelta = gpGlobals->time - m_flLastClimbTime;
m_flLastClimbTime = gpGlobals->time;
if( GetButtons().Any( IN_FORWARD ) )
{
if( gpGlobals->v_forward.z < 0.0 )
{
if( !m_pRope->MoveDown( flDelta ) )
{
//Let go of the rope, detach. - Solokiller
SetMoveType( MOVETYPE_WALK );
SetSolidType( SOLID_SLIDEBOX );
m_afPhysicsFlags &= ~PFLAG_ONROPE;
m_pRope->DetachObject();
m_pRope = nullptr;
m_bIsClimbing = false;
}
}
else
{
m_pRope->MoveUp( flDelta );
}
}
if( GetButtons().Any( IN_BACK ) )
{
if( gpGlobals->v_forward.z < 0.0 )
{
m_pRope->MoveUp( flDelta );
}
else if( !m_pRope->MoveDown( flDelta ) )
{
//Let go of the rope, detach. - Solokiller
SetMoveType( MOVETYPE_WALK );
SetSolidType( SOLID_SLIDEBOX );
m_afPhysicsFlags &= ~PFLAG_ONROPE;
m_pRope->DetachObject();
m_pRope = nullptr;
m_bIsClimbing = false;
}
}
}
else
{
m_bIsClimbing = true;
m_flLastClimbTime = gpGlobals->time;
}
}
else
{
vecForce.x = gpGlobals->v_forward.x;
vecForce.y = gpGlobals->v_forward.y;
vecForce.z = 0.0;
if( GetButtons().Any( IN_BACK ) )
{
vecForce.x = -gpGlobals->v_forward.x;
vecForce.y = -gpGlobals->v_forward.y;
vecForce.z = 0;
}
m_pRope->ApplyForceFromPlayer( vecForce );
m_bIsClimbing = false;
}
}
else
{
m_bIsClimbing = false;
}
if( m_afButtonPressed & IN_JUMP )
{
//We've jumped off the rope, give us some momentum - Solokiller
SetMoveType( MOVETYPE_WALK );
SetSolidType( SOLID_SLIDEBOX );
this->m_afPhysicsFlags &= ~PFLAG_ONROPE;
Vector vecDir = gpGlobals->v_up * 165.0 + gpGlobals->v_forward * 150.0;
Vector vecVelocity = m_pRope->GetAttachedObjectsVelocity() * 2;
vecVelocity.NormalizeInPlace();
vecVelocity = vecVelocity * 200;
SetAbsVelocity( vecVelocity + vecDir );
m_pRope->DetachObject();
m_pRope = nullptr;
m_bIsClimbing = false;
}
return;
}
#endif
// Train speed control
if( m_afPhysicsFlags & PFLAG_ONTRAIN )
{
CBaseEntity *pTrain = GetGroundEntity();
//To match original behavior, Instance returns the world if entity is null - Solokiller
if( !pTrain )
pTrain = CWorld::GetInstance();
float vel;
if( !pTrain )
{
TraceResult trainTrace;
// Maybe this is on the other side of a level transition
UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() + Vector( 0, 0, -38 ), ignore_monsters, ENT( pev ), &trainTrace );
// HACKHACK - Just look for the func_tracktrain classname
if( trainTrace.flFraction != 1.0 && trainTrace.pHit )
pTrain = CBaseEntity::Instance( trainTrace.pHit );
if( !pTrain || !( pTrain->ObjectCaps() & FCAP_DIRECTIONAL_USE ) || !pTrain->OnControls( this ) )
{
//ALERT( at_error, "In train mode with no train!\n" );
m_afPhysicsFlags &= ~PFLAG_ONTRAIN;
m_iTrain = TRAIN_NEW | TRAIN_OFF;
return;
}
}
else if( !GetFlags().Any( FL_ONGROUND ) || pTrain->GetSpawnFlags().Any( SF_TRACKTRAIN_NOCONTROL ) || ( GetButtons().Any( IN_MOVELEFT | IN_MOVERIGHT ) ) )
{
// Turn off the train if you jump, strafe, or the train controls go dead
m_afPhysicsFlags &= ~PFLAG_ONTRAIN;
m_iTrain = TRAIN_NEW | TRAIN_OFF;
return;
}
SetAbsVelocity( g_vecZero );
vel = 0;
if( m_afButtonPressed & IN_FORWARD )
{
vel = 1;
pTrain->Use( this, this, USE_SET, ( float ) vel );
}
else if( m_afButtonPressed & IN_BACK )
{
vel = -1;
pTrain->Use( this, this, USE_SET, ( float ) vel );
}
if( vel )
{
m_iTrain = TrainSpeed( pTrain->GetSpeed(), pTrain->GetImpulse() );
m_iTrain |= TRAIN_ACTIVE | TRAIN_NEW;
}
}
else if( m_iTrain & TRAIN_ACTIVE )
m_iTrain = TRAIN_NEW; // turn off train
}
if( GetButtons().Any( IN_JUMP ) )
{
// If on a ladder, jump off the ladder
// else Jump
Jump();
}
// If trying to duck, already ducked, or in the process of ducking
if( GetButtons().Any( IN_DUCK ) || GetFlags().Any( FL_DUCKING ) || ( m_afPhysicsFlags & PFLAG_DUCKING ) )
Duck();
if( !GetFlags().Any( FL_ONGROUND ) )
{
m_flFallVelocity = -GetAbsVelocity().z;
}
// StudioFrameAdvance( );//!!!HACKHACK!!! Can't be hit by traceline when not animating?
// Clear out ladder pointer
m_hEnemy = NULL;
if( m_afPhysicsFlags & PFLAG_ONBARNACLE )
{
SetAbsVelocity( g_vecZero );
}
}
