//=========================================================
// HandleAnimEvent - catches the monster-specific messages
// that occur when tagged animation frames are played.
//=========================================================
void CHeadCrab :: HandleAnimEvent( MonsterEvent_t *pEvent )
{
switch( pEvent->event )
{
case HC_AE_JUMPATTACK:
{
ClearBits( pev->flags, FL_ONGROUND );
UTIL_SetOrigin (pev, pev->origin + Vector ( 0 , 0 , 1) );// take him off ground so engine doesn't instantly reset onground
UTIL_MakeVectors ( pev->angles );
Vector vecJumpDir;
if (m_hEnemy != NULL)
{
float gravity = g_psv_gravity->value;
if (gravity <= 1)
gravity = 1;
// How fast does the headcrab need to travel to reach that height given gravity?
float height = (m_hEnemy->pev->origin.z + m_hEnemy->pev->view_ofs.z - pev->origin.z);
if (height < 16)
height = 16;
float speed = sqrt( 2 * gravity * height );
float time = speed / gravity;
// Scale the sideways velocity to get there at the right time
vecJumpDir = (m_hEnemy->pev->origin + m_hEnemy->pev->view_ofs - pev->origin);
vecJumpDir = vecJumpDir * ( 1.0 / time );
// Speed to offset gravity at the desired height
vecJumpDir.z = speed;
// Don't jump too far/fast
float distance = vecJumpDir.Length();
if (distance > 650)
{
vecJumpDir = vecJumpDir * ( 650.0 / distance );
}
}
else
{
// jump hop, don't care where
vecJumpDir = Vector( gpGlobals->v_forward.x, gpGlobals->v_forward.y, gpGlobals->v_up.z ) * 350;
}
int iSound = RANDOM_LONG(0,2);
if ( iSound != 0 )
EMIT_SOUND_DYN( edict(), CHAN_VOICE, pAttackSounds[iSound], GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
pev->velocity = vecJumpDir;
m_flNextAttack = gpGlobals->time + 2;
}
break;
default:
CBaseMonster::HandleAnimEvent( pEvent );
break;
}
}
void CHeadCrab :: StartTask ( Task_t *pTask )
{
m_iTaskStatus = TASKSTATUS_RUNNING;
switch ( pTask->iTask )
{
case TASK_RANGE_ATTACK1:
{
EMIT_SOUND_DYN( edict(), CHAN_WEAPON, pAttackSounds[0], GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
m_IdealActivity = ACT_RANGE_ATTACK1;
SetTouch ( LeapTouch );
break;
}
default:
{
CBaseMonster :: StartTask( pTask );
}
}
}
//=========================================================
// LeapTouch - this is the headcrab's touch function when it
// is in the air
//=========================================================
void CHeadCrab :: LeapTouch ( CBaseEntity *pOther )
{
if ( !pOther->pev->takedamage )
{
return;
}
if ( pOther->Classify() == Classify() )
{
return;
}
// Don't hit if back on ground
if ( !FBitSet( pev->flags, FL_ONGROUND ) )
{
EMIT_SOUND_DYN( edict(), CHAN_WEAPON, RANDOM_SOUND_ARRAY(pBiteSounds), GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
pOther->TakeDamage( pev, pev, GetDamageAmount(), DMG_SLASH );
}
SetTouch( NULL );
}
//=========================================================
// DeathSound
//=========================================================
void CHeadCrab :: DeathSound ( void )
{
EMIT_SOUND_DYN( edict(), CHAN_VOICE, RANDOM_SOUND_ARRAY(pDeathSounds), GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
}
//=========================================================
// AlertSound
//=========================================================
void CHeadCrab :: PainSound ( void )
{
EMIT_SOUND_DYN( edict(), CHAN_VOICE, RANDOM_SOUND_ARRAY_PAYNED_PAIN_MONSTER(pPainSounds), GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
}
void CNPC_Headcrab::AttackSound( void )
{
CPASAttenuationFilter filter( this, ATTN_IDLE );
enginesound->EmitSound( filter, entindex(), CHAN_VOICE, RANDOM_SOUND_ARRAY( pAttackSounds ), GetSoundVolue(), ATTN_IDLE, 0, GetVoicePitch() );
}
