//
// This search function will sit with the turret deployed and look for a new target.
// After a set amount of time, the barrel will spin down. After m_flMaxWait, the turret will
// retact.
//
void CBaseTurret::SearchThink(void)
{
// ensure rethink
SetTurretAnim(TURRET_ANIM_SPIN);
StudioFrameAdvance( );
pev->nextthink = gpGlobals->time + 0.1;
if (m_flSpinUpTime == 0 && m_flMaxSpin)
m_flSpinUpTime = gpGlobals->time + m_flMaxSpin;
Ping( );
// If we have a target and we're still healthy
if (m_hEnemy != NULL)
{
if (!m_hEnemy->IsAlive() )
m_hEnemy = NULL;// Dead enemy forces a search for new one
}
// Acquire Target
if (m_hEnemy == NULL)
{
Look(TURRET_RANGE);
m_hEnemy = BestVisibleEnemy();
}
// If we've found a target, spin up the barrel and start to attack
if (m_hEnemy != NULL)
{
m_flLastSight = 0;
m_flSpinUpTime = 0;
SetThink(&CBaseTurret::ActiveThink);
}
else
{
// Are we out of time, do we need to retract?
if (gpGlobals->time > m_flLastSight)
{
//Before we retrace, make sure that we are spun down.
m_flLastSight = 0;
m_flSpinUpTime = 0;
SetThink(&CBaseTurret::Retire);
}
// should we stop the spin?
else if ((m_flSpinUpTime) && (gpGlobals->time > m_flSpinUpTime))
{
SpinDownCall();
}
// generic hunt for new victims
m_vecGoalAngles.y = (m_vecGoalAngles.y + 0.1 * m_fTurnRate);
if (m_vecGoalAngles.y >= 360)
m_vecGoalAngles.y -= 360;
MoveTurret();
}
}
//=========================================================
// Retire - stop being active
//=========================================================
void CNPC_BaseTurret::Retire(void)
{
// make the turret level
m_vecGoalAngles.x = 0;
m_vecGoalAngles.y = m_flStartYaw;
SetNextThink( gpGlobals->curtime + 0.1 );
StudioFrameAdvance( );
EyeOff( );
if (!MoveTurret())
{
if (m_iSpin)
{
SpinDownCall();
}
else if (GetSequence() != TURRET_ANIM_RETIRE)
{
SetTurretAnim(TURRET_ANIM_RETIRE);
CPASAttenuationFilter filter( this );
EmitSound( filter, entindex(), "Turret.Undeploy" );
m_OnDeactivate.FireOutput(this, this);
}
//else if (IsSequenceFinished())
else if( GetSequence() == TURRET_ANIM_RETIRE && GetCycle() <= 0.0 )
{
m_iOn = 0;
m_flLastSight = 0;
//SetTurretAnim(TURRET_ANIM_NONE);
Vector curmins, curmaxs;
curmins = WorldAlignMins();
curmaxs = WorldAlignMaxs();
curmaxs.z = m_iRetractHeight;
curmins.z = -m_iRetractHeight;
SetCollisionBounds( curmins, curmaxs );
if (m_iAutoStart)
{
SetThink(&CNPC_BaseTurret::AutoSearchThink);
SetNextThink( gpGlobals->curtime + 0.1 );
}
else
{
SetThink( &CBaseEntity::SUB_DoNothing );
}
}
}
else
{
SetTurretAnim(TURRET_ANIM_SPIN);
}
}
void CBaseTurret::Retire(void)
{
// make the turret level
m_vecGoalAngles.x = 0;
m_vecGoalAngles.y = m_flStartYaw;
pev->nextthink = gpGlobals->time + 0.1;
StudioFrameAdvance( );
EyeOff( );
if (!MoveTurret())
{
if (m_iSpin)
{
SpinDownCall();
}
else if (pev->sequence != TURRET_ANIM_RETIRE)
{
SetTurretAnim(TURRET_ANIM_RETIRE);
EMIT_SOUND_DYN(ENT(pev), CHAN_BODY, "turret/tu_deploy.wav", TURRET_MACHINE_VOLUME, ATTN_NORM, 0, 120);
SUB_UseTargets( this, USE_OFF, 0 );
}
else if (m_fSequenceFinished)
{
m_iOn = 0;
m_flLastSight = 0;
SetTurretAnim(TURRET_ANIM_NONE);
pev->maxs.z = m_iRetractHeight;
pev->mins.z = -m_iRetractHeight;
UTIL_SetSize(pev, pev->mins, pev->maxs);
if (m_iAutoStart)
{
SetThink(&CBaseTurret::AutoSearchThink);
pev->nextthink = gpGlobals->time + .1;
}
else
SetThink(&CBaseTurret::SUB_DoNothing);
}
}
else
{
SetTurretAnim(TURRET_ANIM_SPIN);
}
}
