void CGrenadeAR2::Spawn( void )
{
	Precache( );
	SetSolid( SOLID_BBOX );
	SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_BOUNCE );

	// Hits everything but debris
	SetCollisionGroup( COLLISION_GROUP_PROJECTILE );

	SetModel( "models/Weapons/ar2_grenade.mdl");
	UTIL_SetSize(this, Vector(-3, -3, -3), Vector(3, 3, 3));
//	UTIL_SetSize(this, Vector(0, 0, 0), Vector(0, 0, 0));

	SetUse( &CGrenadeAR2::DetonateUse );
	SetTouch( &CGrenadeAR2::GrenadeAR2Touch );
	SetThink( &CGrenadeAR2::GrenadeAR2Think );
	SetNextThink( gpGlobals->curtime + 0.1f );

	if( GetOwnerEntity() && GetOwnerEntity()->IsPlayer() )
	{
		m_flDamage = sk_plr_dmg_smg1_grenade.GetFloat();
	}
	else
	{
		m_flDamage = sk_npc_dmg_smg1_grenade.GetFloat();
	}

	m_DmgRadius		= sk_smg1_grenade_radius.GetFloat();
	m_takedamage	= DAMAGE_YES;
	m_bIsLive		= true;
	m_iHealth		= 1;

	SetGravity( UTIL_ScaleForGravity( 400 ) );	// use a lower gravity for grenades to make them easier to see
	SetFriction( 0.8 );
	SetSequence( 0 );

	m_fDangerRadius = 100;

	m_fSpawnTime = gpGlobals->curtime;

	// -------------
	// Smoke trail.
	// -------------
	
		m_hSmokeTrail = SmokeTrail::CreateSmokeTrail();
		
		if( m_hSmokeTrail )
		{
			m_hSmokeTrail->m_SpawnRate = 4800;
			m_hSmokeTrail->m_ParticleLifetime = 10;
			m_hSmokeTrail->m_StartColor.Init(0.9, 0.1, 0.1);
			m_hSmokeTrail->m_EndColor.Init(1,1,1);

			m_hSmokeTrail->m_StartSize = 12;
			m_hSmokeTrail->m_EndSize = m_hSmokeTrail->m_StartSize * 4;
			m_hSmokeTrail->m_SpawnRadius = 4;
			m_hSmokeTrail->m_MinSpeed = 4;
			m_hSmokeTrail->m_MaxSpeed = 24;
			m_hSmokeTrail->m_Opacity = 0.9f;

			m_hSmokeTrail->SetLifetime(100.0f);
			m_hSmokeTrail->FollowEntity(this);
		}
	
}


void CGrenadeAR2::Detonate(void)
{
	if (!m_bIsLive)
	{
		return;
	}
	m_bIsLive		= false;
	m_takedamage	= DAMAGE_NO;	




	CPASFilter filter( GetAbsOrigin() );

	te->Explosion( filter, 0.0,
		&GetAbsOrigin(), 
		g_sModelIndexFireball,
		2.0, 
		15,
		TE_EXPLFLAG_NONE,
		m_DmgRadius,
		m_flDamage );

	Vector vecForward = GetAbsVelocity();
	VectorNormalize(vecForward);
	trace_t		tr;
	UTIL_TraceLine ( GetAbsOrigin(), GetAbsOrigin() + 60*vecForward, MASK_SHOT, 
		this, COLLISION_GROUP_NONE, &tr);


	if ((tr.m_pEnt != GetWorldEntity()) || (tr.hitbox != 0))
	{
		// non-world needs smaller decals
		if( tr.m_pEnt && !tr.m_pEnt->IsNPC() )
		{
			UTIL_DecalTrace( &tr, "SmallScorch" );
		}
	}
	else
	{
		UTIL_DecalTrace( &tr, "Scorch" );
	}

	UTIL_ScreenShake( GetAbsOrigin(), 25.0, 150.0, 1.0, 750, SHAKE_START );

	RadiusDamage ( CTakeDamageInfo( this, GetThrower(), m_flDamage, DMG_BLAST ), GetAbsOrigin(), m_DmgRadius, CLASS_NONE, NULL );

	UTIL_Remove( this );
}