//
// This think function will deploy the turret when something comes into range. This is for
// automatically activated turrets.
//
void CBaseTurret::AutoSearchThink(void)
{
// ensure rethink
StudioFrameAdvance( );
pev->nextthink = gpGlobals->time + 0.3;
// 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 (m_hEnemy != NULL)
{
SetThink(&CBaseTurret::Deploy);
EMIT_SOUND(ENT(pev), CHAN_BODY, "turret/tu_alert.wav", TURRET_MACHINE_VOLUME, ATTN_NORM);
}
}
//
// 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();
}
}
void CLeech::SwitchLeechState( void )
{
m_stateTime = gpGlobals->time + RANDOM_FLOAT( 3, 6 );
if ( m_MonsterState == MONSTERSTATE_COMBAT )
{
m_hEnemy = NULL;
SetState( MONSTERSTATE_IDLE );
// We may be up against the player, so redo the side checks
m_sideTime = 0;
}
else
{
Look( m_flDistLook );
CBaseEntity *pEnemy = BestVisibleEnemy();
if ( pEnemy && pEnemy->pev->waterlevel != 0 )
{
m_hEnemy = pEnemy;
SetState( MONSTERSTATE_COMBAT );
m_stateTime = gpGlobals->time + RANDOM_FLOAT( 18, 25 );
AlertSound();
}
}
}
//=========================================================
// Hornet is flying, gently tracking target
//=========================================================
void CHornet :: TrackTarget ( void )
{
Vector vecFlightDir;
Vector vecDirToEnemy;
float flDelta;
StudioFrameAdvance( );
if (gpGlobals->time > m_flStopAttack)
{
SetTouch( NULL );
SetThink( SUB_Remove );
pev->nextthink = gpGlobals->time + 0.1;
return;
}
// UNDONE: The player pointer should come back after returning from another level
if ( m_hEnemy == NULL )
{// enemy is dead.
Look( 512 );
m_hEnemy = BestVisibleEnemy( );
}
if ( m_hEnemy != NULL && FVisible( m_hEnemy ))
{
m_vecEnemyLKP = m_hEnemy->BodyTarget( GetAbsOrigin() );
}
else
{
m_vecEnemyLKP = m_vecEnemyLKP + GetAbsVelocity() * m_flFlySpeed * 0.1;
}
vecDirToEnemy = ( m_vecEnemyLKP - GetAbsOrigin() ).Normalize();
if (GetAbsVelocity().Length() < 0.1)
vecFlightDir = vecDirToEnemy;
else
vecFlightDir = GetAbsVelocity().Normalize();
// measure how far the turn is, the wider the turn, the slow we'll go this time.
flDelta = DotProduct ( vecFlightDir, vecDirToEnemy );
if ( flDelta < 0.5 )
{// hafta turn wide again. play sound
switch (RANDOM_LONG(0,2))
{
case 0: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz1.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
case 1: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz2.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
case 2: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz3.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
}
}
if ( flDelta <= 0 && m_iHornetType == HORNET_TYPE_RED )
{// no flying backwards, but we don't want to invert this, cause we'd go fast when we have to turn REAL far.
flDelta = 0.25;
}
SetAbsVelocity(( vecFlightDir + vecDirToEnemy).Normalize() );
if( pev->owner && ( pev->owner->v.flags & FL_MONSTER ))
{
// random pattern only applies to hornets fired by monsters, not players.
Vector vecVelocity = GetAbsVelocity();
vecVelocity.x += RANDOM_FLOAT ( -0.10, 0.10 );// scramble the flight dir a bit.
vecVelocity.y += RANDOM_FLOAT ( -0.10, 0.10 );
vecVelocity.z += RANDOM_FLOAT ( -0.10, 0.10 );
SetAbsVelocity( vecVelocity );
}
switch ( m_iHornetType )
{
case HORNET_TYPE_RED:
SetAbsVelocity( GetAbsVelocity() * ( m_flFlySpeed * flDelta ));// scale the dir by the ( speed * width of turn )
pev->nextthink = gpGlobals->time + RANDOM_FLOAT( 0.1, 0.3 );
break;
case HORNET_TYPE_ORANGE:
SetAbsVelocity( GetAbsVelocity() * m_flFlySpeed ); // do not have to slow down to turn.
pev->nextthink = gpGlobals->time + 0.1;// fixed think time
break;
}
SetAbsAngles( UTIL_VecToAngles( GetAbsVelocity()));
pev->solid = SOLID_BBOX;
// if hornet is close to the enemy, jet in a straight line for a half second.
// (only in the single player game)
if ( m_hEnemy != NULL && !g_pGameRules->IsMultiplayer() )
{
if ( flDelta >= 0.4 && ( GetAbsOrigin() - m_vecEnemyLKP ).Length() <= 300 )
{
Vector vecOrigin = GetAbsOrigin();
MESSAGE_BEGIN( MSG_PVS, SVC_TEMPENTITY, vecOrigin );
WRITE_BYTE( TE_SPRITE );
WRITE_COORD( vecOrigin.x ); // pos
WRITE_COORD( vecOrigin.y );
WRITE_COORD( vecOrigin.z );
WRITE_SHORT( iHornetPuff ); // model
// WRITE_BYTE( 0 ); // life * 10
WRITE_BYTE( 2 ); // size * 10
WRITE_BYTE( 128 ); // brightness
MESSAGE_END();
switch( RANDOM_LONG( 0, 2 ))
{
case 0: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz1.wav", HORNET_BUZZ_VOLUME, ATTN_NORM ); break;
case 1: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz2.wav", HORNET_BUZZ_VOLUME, ATTN_NORM ); break;
case 2: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz3.wav", HORNET_BUZZ_VOLUME, ATTN_NORM ); break;
}
SetAbsVelocity( GetAbsVelocity() * 2 );
pev->nextthink = gpGlobals->time + 1.0;
// don't attack again
m_flStopAttack = gpGlobals->time;
}
}
}
void CNihilanth :: NextActivity( )
{
UTIL_MakeAimVectors( pev->angles );
if (m_irritation >= 2)
{
if (m_pBall == NULL)
{
m_pBall = CSprite::SpriteCreate( "sprites/tele1.spr", pev->origin, TRUE );
if (m_pBall)
{
m_pBall->SetTransparency( kRenderTransAdd, 255, 255, 255, 255, kRenderFxNoDissipation );
m_pBall->SetAttachment( edict(), 1 );
m_pBall->SetScale( 4.0 );
m_pBall->pev->framerate = 10.0;
m_pBall->TurnOn( );
}
}
if (m_pBall)
{
MESSAGE_BEGIN( MSG_BROADCAST, SVC_TEMPENTITY );
WRITE_BYTE( TE_ELIGHT );
WRITE_SHORT( entindex( ) + 0x1000 ); // entity, attachment
WRITE_COORD( pev->origin.x ); // origin
WRITE_COORD( pev->origin.y );
WRITE_COORD( pev->origin.z );
WRITE_COORD( 256 ); // radius
WRITE_BYTE( 255 ); // R
WRITE_BYTE( 192 ); // G
WRITE_BYTE( 64 ); // B
WRITE_BYTE( 200 ); // life * 10
WRITE_COORD( 0 ); // decay
MESSAGE_END();
}
}
if ((pev->health < gSkillData.nihilanthHealth / 2 || m_iActiveSpheres < N_SPHERES / 2) && m_hRecharger == NULL && m_iLevel <= 9)
{
char szName[64];
CBaseEntity *pEnt = NULL;
CBaseEntity *pRecharger = NULL;
float flDist = 8192;
sprintf(szName, "%s%d", m_szRechargerTarget, m_iLevel );
while ((pEnt = UTIL_FindEntityByTargetname( pEnt, szName )) != NULL)
{
float flLocal = (pEnt->pev->origin - pev->origin).Length();
if (flLocal < flDist)
{
flDist = flLocal;
pRecharger = pEnt;
}
}
if (pRecharger)
{
m_hRecharger = pRecharger;
m_posDesired = Vector( pev->origin.x, pev->origin.y, pRecharger->pev->origin.z );
m_vecDesired = (pRecharger->pev->origin - m_posDesired).Normalize( );
m_vecDesired.z = 0;
m_vecDesired = m_vecDesired.Normalize();
}
else
{
m_hRecharger = NULL;
ALERT( at_aiconsole, "nihilanth can't find %s\n", szName );
m_iLevel++;
if (m_iLevel > 9)
m_irritation = 2;
}
}
float flDist = (m_posDesired - pev->origin).Length();
float flDot = DotProduct( m_vecDesired, gpGlobals->v_forward );
if (m_hRecharger != NULL)
{
// at we at power up yet?
if (flDist < 128.0)
{
int iseq = LookupSequence( "recharge" );
if (iseq != pev->sequence)
{
char szText[64];
sprintf( szText, "%s%d", m_szDrawUse, m_iLevel );
FireTargets( szText, this, this, USE_ON, 1.0 );
ALERT( at_console, "fireing %s\n", szText );
}
pev->sequence = LookupSequence( "recharge" );
}
else
{
FloatSequence( );
}
return;
}
if (m_hEnemy != NULL && !m_hEnemy->IsAlive())
{
m_hEnemy = NULL;
}
if (m_flLastSeen + 15 < gpGlobals->time)
{
m_hEnemy = NULL;
}
if (m_hEnemy == NULL)
{
Look( 4096 );
m_hEnemy = BestVisibleEnemy( );
}
if (m_hEnemy != NULL && m_irritation != 0)
{
if (m_flLastSeen + 5 > gpGlobals->time && flDist < 256 && flDot > 0)
{
if (m_irritation >= 2 && pev->health < gSkillData.nihilanthHealth / 2.0)
{
pev->sequence = LookupSequence( "attack1_open" );
}
else
{
if (RANDOM_LONG(0, 1 ) == 0)
{
pev->sequence = LookupSequence( "attack1" ); // zap
}
else
{
char szText[64];
sprintf( szText, "%s%d", m_szTeleportTouch, m_iTeleport );
CBaseEntity *pTouch = UTIL_FindEntityByTargetname( NULL, szText );
sprintf( szText, "%s%d", m_szTeleportUse, m_iTeleport );
CBaseEntity *pTrigger = UTIL_FindEntityByTargetname( NULL, szText );
if (pTrigger != NULL || pTouch != NULL)
{
pev->sequence = LookupSequence( "attack2" ); // teleport
}
else
{
m_iTeleport++;
pev->sequence = LookupSequence( "attack1" ); // zap
}
}
}
return;
}
}
FloatSequence( );
}
void CSqueakGrenade::HuntThink( void )
{
// ALERT( at_console, "think\n" );
if (!IsInWorld())
{
SetTouch( NULL );
UTIL_Remove( this );
return;
}
StudioFrameAdvance( );
pev->nextthink = gpGlobals->time + 0.1;
// explode when ready
if (gpGlobals->time >= m_flDie)
{
g_vecAttackDir = pev->velocity.Normalize( );
pev->health = -1;
Killed( pev, 0 );
return;
}
// float
if (pev->waterlevel != 0)
{
if (pev->movetype == MOVETYPE_BOUNCE)
{
pev->movetype = MOVETYPE_FLY;
}
pev->velocity = pev->velocity * 0.9;
pev->velocity.z += 8.0;
}
else if (pev->movetype = MOVETYPE_FLY)
{
pev->movetype = MOVETYPE_BOUNCE;
}
// return if not time to hunt
if (m_flNextHunt > gpGlobals->time)
return;
m_flNextHunt = gpGlobals->time + 2.0;
CBaseEntity *pOther = NULL;
Vector vecDir;
TraceResult tr;
Vector vecFlat = pev->velocity;
vecFlat.z = 0;
vecFlat = vecFlat.Normalize( );
UTIL_MakeVectors( pev->angles );
if (m_hEnemy == NULL || !m_hEnemy->IsAlive())
{
// find target, bounce a bit towards it.
Look( 512 );
m_hEnemy = BestVisibleEnemy( );
}
// squeek if it's about time blow up
if ((m_flDie - gpGlobals->time <= 0.5) && (m_flDie - gpGlobals->time >= 0.3))
{
EMIT_SOUND_DYN(ENT(pev), CHAN_VOICE, "squeek/sqk_die1.wav", 1, ATTN_NORM, 0, 100 + RANDOM_LONG(0,0x3F));
CSoundEnt::InsertSound ( bits_SOUND_COMBAT, pev->origin, 256, 0.25 );
}
// higher pitch as squeeker gets closer to detonation time
float flpitch = 155.0 - 60.0 * ((m_flDie - gpGlobals->time) / SQUEEK_DETONATE_DELAY);
if (flpitch < 80)
flpitch = 80;
if (m_hEnemy != NULL)
{
if (FVisible( m_hEnemy ))
{
vecDir = m_hEnemy->EyePosition() - pev->origin;
m_vecTarget = vecDir.Normalize( );
}
float flVel = pev->velocity.Length();
float flAdj = 50.0 / (flVel + 10.0);
if (flAdj > 1.2)
flAdj = 1.2;
// ALERT( at_console, "think : enemy\n");
// ALERT( at_console, "%.0f %.2f %.2f %.2f\n", flVel, m_vecTarget.x, m_vecTarget.y, m_vecTarget.z );
pev->velocity = pev->velocity * flAdj + m_vecTarget * 300;
}
if (pev->flags & FL_ONGROUND)
{
pev->avelocity = Vector( 0, 0, 0 );
}
else
{
if (pev->avelocity == Vector( 0, 0, 0))
{
pev->avelocity.x = RANDOM_FLOAT( -100, 100 );
pev->avelocity.z = RANDOM_FLOAT( -100, 100 );
}
}
if ((pev->origin - m_posPrev).Length() < 1.0)
{
pev->velocity.x = RANDOM_FLOAT( -100, 100 );
pev->velocity.y = RANDOM_FLOAT( -100, 100 );
}
m_posPrev = pev->origin;
pev->angles = UTIL_VecToAngles( pev->velocity );
pev->angles.z = 0;
pev->angles.x = 0;
}
//=========================================================
// Hornet is flying, gently tracking target
//=========================================================
void CMHornet :: TrackTarget ( void )
{
Vector vecFlightDir;
Vector vecDirToEnemy;
float flDelta;
StudioFrameAdvance( );
if (gpGlobals->time > m_flStopAttack)
{
SetTouch( NULL );
SetThink( SUB_Remove );
pev->nextthink = gpGlobals->time + 0.1;
return;
}
// UNDONE: The player pointer should come back after returning from another level
if ( m_hEnemy == NULL )
{// enemy is dead.
Look( 512 );
m_hEnemy = BestVisibleEnemy( );
}
if ( m_hEnemy != NULL && UTIL_FVisible( m_hEnemy, ENT(pev) ))
{
m_vecEnemyLKP = UTIL_BodyTarget( m_hEnemy, pev->origin );
}
else
{
m_vecEnemyLKP = m_vecEnemyLKP + pev->velocity * m_flFlySpeed * 0.1;
}
vecDirToEnemy = ( m_vecEnemyLKP - pev->origin ).Normalize();
if (pev->velocity.Length() < 0.1)
vecFlightDir = vecDirToEnemy;
else
vecFlightDir = pev->velocity.Normalize();
// measure how far the turn is, the wider the turn, the slow we'll go this time.
flDelta = DotProduct ( vecFlightDir, vecDirToEnemy );
if ( flDelta < 0.5 )
{// hafta turn wide again. play sound
switch (RANDOM_LONG(0,2))
{
case 0: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz1.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
case 1: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz2.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
case 2: EMIT_SOUND( ENT(pev), CHAN_VOICE, "hornet/ag_buzz3.wav", HORNET_BUZZ_VOLUME, ATTN_NORM); break;
}
}
if ( flDelta <= 0 && m_iHornetType == HORNET_TYPE_RED )
{// no flying backwards, but we don't want to invert this, cause we'd go fast when we have to turn REAL far.
flDelta = 0.25;
}
pev->velocity = ( vecFlightDir + vecDirToEnemy).Normalize();
if ( pev->owner && (pev->owner->v.flags & FL_MONSTER) )
{
// random pattern only applies to hornets fired by monsters, not players.
pev->velocity.x += RANDOM_FLOAT ( -0.10, 0.10 );// scramble the flight dir a bit.
pev->velocity.y += RANDOM_FLOAT ( -0.10, 0.10 );
pev->velocity.z += RANDOM_FLOAT ( -0.10, 0.10 );
}
switch ( m_iHornetType )
{
case HORNET_TYPE_RED:
pev->velocity = pev->velocity * ( m_flFlySpeed * flDelta );// scale the dir by the ( speed * width of turn )
pev->nextthink = gpGlobals->time + RANDOM_FLOAT( 0.1, 0.3 );
break;
case HORNET_TYPE_ORANGE:
pev->velocity = pev->velocity * m_flFlySpeed;// do not have to slow down to turn.
pev->nextthink = gpGlobals->time + 0.1;// fixed think time
break;
}
pev->angles = UTIL_VecToAngles (pev->velocity);
pev->solid = SOLID_BBOX;
}
void CApache :: HuntThink( void )
{
StudioFrameAdvance( );
SetNextThink( 0.1 );
ShowDamage( );
if ( m_pGoalEnt == NULL && !FStringNull(pev->target) )// this monster has a target
{
m_pGoalEnt = UTIL_FindEntityByTargetname( NULL, STRING( pev->target ) );
if (m_pGoalEnt)
{
m_posDesired = m_pGoalEnt->pev->origin;
UTIL_MakeAimVectors( m_pGoalEnt->pev->angles );
m_vecGoal = gpGlobals->v_forward;
}
}
// if (m_hEnemy == NULL)
{
Look( 4092 );
m_hEnemy = BestVisibleEnemy( );
}
// generic speed up
if (m_flGoalSpeed < 800)
m_flGoalSpeed += 5;
if (m_hEnemy != NULL)
{
// ALERT( at_console, "%s\n", STRING( m_hEnemy->pev->classname ) );
if (FVisible( m_hEnemy ))
{
if (m_flLastSeen < gpGlobals->time - 5)
m_flPrevSeen = gpGlobals->time;
m_flLastSeen = gpGlobals->time;
m_posTarget = m_hEnemy->Center( );
}
else
{
m_hEnemy = NULL;
}
}
m_vecTarget = (m_posTarget - pev->origin).Normalize();
float flLength = (pev->origin - m_posDesired).Length();
if (m_pGoalEnt)
{
// ALERT( at_console, "%.0f\n", flLength );
if (flLength < 128)
{
m_pGoalEnt = UTIL_FindEntityByTargetname( NULL, STRING( m_pGoalEnt->pev->target ) );
if (m_pGoalEnt)
{
m_posDesired = m_pGoalEnt->pev->origin;
UTIL_MakeAimVectors( m_pGoalEnt->pev->angles );
m_vecGoal = gpGlobals->v_forward;
flLength = (pev->origin - m_posDesired).Length();
}
}
}
else
{
m_posDesired = pev->origin;
}
if (flLength > 250) // 500
{
// float flLength2 = (m_posTarget - pev->origin).Length() * (1.5 - DotProduct((m_posTarget - pev->origin).Normalize(), pev->velocity.Normalize() ));
// if (flLength2 < flLength)
if (m_flLastSeen + 90 > gpGlobals->time && DotProduct( (m_posTarget - pev->origin).Normalize(), (m_posDesired - pev->origin).Normalize( )) > 0.25)
{
m_vecDesired = (m_posTarget - pev->origin).Normalize( );
}
else
{
m_vecDesired = (m_posDesired - pev->origin).Normalize( );
}
}
else
{
m_vecDesired = m_vecGoal;
}
Flight( );
// ALERT( at_console, "%.0f %.0f %.0f\n", gpGlobals->time, m_flLastSeen, m_flPrevSeen );
if ((m_flLastSeen + 1 > gpGlobals->time) && (m_flPrevSeen + 2 < gpGlobals->time))
{
if (FireGun( ))
{
// slow down if we're fireing
if (m_flGoalSpeed > 400)
m_flGoalSpeed = 400;
}
// don't fire rockets and gun on easy mode
if (g_iSkillLevel == SKILL_EASY)
m_flNextRocket = gpGlobals->time + 10.0;
}
UTIL_MakeAimVectors( pev->angles );
Vector vecEst = (gpGlobals->v_forward * 800 + pev->velocity).Normalize( );
// ALERT( at_console, "%d %d %d %4.2f\n", pev->angles.x < 0, DotProduct( pev->velocity, gpGlobals->v_forward ) > -100, m_flNextRocket < gpGlobals->time, DotProduct( m_vecTarget, vecEst ) );
if ((m_iRockets % 2) == 1)
{
FireRocket( );
m_flNextRocket = gpGlobals->time + 0.5;
if (m_iRockets <= 0)
{
m_flNextRocket = gpGlobals->time + 10;
m_iRockets = 10;
}
}
else if (pev->angles.x < 0 && DotProduct( pev->velocity, gpGlobals->v_forward ) > -100 && m_flNextRocket < gpGlobals->time)
{
if (m_flLastSeen + 60 > gpGlobals->time)
{
if (m_hEnemy != NULL)
{
// make sure it's a good shot
if (DotProduct( m_vecTarget, vecEst) > .965)
{
TraceResult tr;
UTIL_TraceLine( pev->origin, pev->origin + vecEst * 4096, ignore_monsters, edict(), &tr );
if ((tr.vecEndPos - m_posTarget).Length() < 512)
FireRocket( );
}
}
else
{
TraceResult tr;
UTIL_TraceLine( pev->origin, pev->origin + vecEst * 4096, dont_ignore_monsters, edict(), &tr );
// just fire when close
if ((tr.vecEndPos - m_posTarget).Length() < 512)
FireRocket( );
}
}
}
}
