hlsdk-portable/dlls/hs/creeper.cpp

/***
*
 Creepers blow.
*/
//=========================================================
// Creeper
//=========================================================

// UNDONE: Don't flinch every time you get hit

#include	"extdll.h"
#include	"util.h"
#include	"cbase.h"
#include	"monsters.h"
#include	"schedule.h"
#include	"explode.h"


//=========================================================
// Monster's Anim Events Go Here
//=========================================================
#define	CREEP_AE_ATTACK_RIGHT		0x01

#define CREEP_FLINCH_DELAY			1		// at most one flinch every n secs

class CCreeper : public CBaseMonster
{
public:
	void Spawn( void );
	void Precache( void );
	void SetYawSpeed( void );
	int  Classify ( void );
	void HandleAnimEvent( MonsterEvent_t *pEvent );
	int IgnoreConditions ( void );

	float m_flNextFlinch;
	void AlertSound( void );
	static const char *pAlertSounds[];

	// No range attacks
	BOOL CheckRangeAttack1 ( float flDot, float flDist ) { return FALSE; }
	BOOL CheckRangeAttack2 ( float flDot, float flDist ) { return FALSE; }
	int TakeDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int bitsDamageType );
};

LINK_ENTITY_TO_CLASS( monster_creeper, CCreeper );

const char *CCreeper::pAlertSounds[] = 
{
	"fuse.wav", //ssssssssssssssss
};

//=========================================================
// Classify - indicates this monster's place in the 
// relationship table.
//=========================================================
int	CCreeper :: Classify ( void )
{
	return	CLASS_ALIEN_MONSTER;
}

//=========================================================
// SetYawSpeed - allows each sequence to have a different
// turn rate associated with it.
//=========================================================
void CCreeper :: SetYawSpeed ( void )
{
	int ys;

	ys = 120;

#if 0
	switch ( m_Activity )
	{
	}
#endif

	pev->yaw_speed = ys;
}

int CCreeper :: TakeDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int bitsDamageType )
{
	// Take 70% damage from bullets
	if ( bitsDamageType == DMG_BULLET )
	{
		Vector vecDir = pev->origin - (pevInflictor->absmin + pevInflictor->absmax) * 0.5;
		vecDir = vecDir.Normalize();
		float flForce = DamageForce( flDamage );
		pev->velocity = pev->velocity + vecDir * flForce;
		flDamage *= 0.7;
	}

	// HACK HACK -- until we fix this.
	if ( IsAlive() )
	return CBaseMonster::TakeDamage( pevInflictor, pevAttacker, flDamage, bitsDamageType );

	return CBaseMonster::TakeDamage( pevInflictor, pevAttacker, flDamage, bitsDamageType );
}

void CCreeper :: AlertSound( void )
{
	// Play a random attack sound
	EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pAlertSounds[ RANDOM_LONG(0,ARRAYSIZE(pAlertSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );
}


//=========================================================
// HandleAnimEvent - catches the monster-specific messages
// that occur when tagged animation frames are played.
//=========================================================
void CCreeper :: HandleAnimEvent( MonsterEvent_t *pEvent )
{
	switch( pEvent->event )
	{
		case CREEP_AE_ATTACK_RIGHT:
		{
				pev->health = 1; // Hack because Creeper has an insane amount of health, this lasts for .1 seconds
				ExplosionCreate( Center(), pev->angles, edict(), 128, TRUE ); // BOOM!
		}
		break;

		default:
			CBaseMonster::HandleAnimEvent( pEvent );
			break;
	}
}

//=========================================================
// Spawn
//=========================================================
void CCreeper :: Spawn()
{
	Precache( );

if (CVAR_GET_FLOAT("mp_testzom") == 1)
	SET_MODEL(ENT(pev), "models/zombie.mdl");
else
	SET_MODEL(ENT(pev), "models/creeper.mdl");
	UTIL_SetSize( pev, VEC_HUMAN_HULL_MIN, VEC_HUMAN_HULL_MAX );

	pev->solid			= SOLID_SLIDEBOX;
	pev->movetype		= MOVETYPE_STEP;
	m_bloodColor		= BLOOD_COLOR_LAVENDER;
	pev->health			= CBaseMonster::GetHealth( gSkillData.creeperHealth, 3 );
	pev->view_ofs		= VEC_VIEW;// position of the eyes relative to monster's origin.
	m_flFieldOfView		= 0.5;// indicates the width of this monster's forward view cone ( as a dotproduct result )
	m_MonsterState		= MONSTERSTATE_NONE;
	m_afCapability		= bits_CAP_DOORS_GROUP;

	MonsterInit();
}

//=========================================================
// Precache - precaches all resources this monster needs
//=========================================================
void CCreeper :: Precache()
{
	int i;

	PRECACHE_MODEL("models/creeper.mdl");

	for ( i = 0; i < ARRAYSIZE( pAlertSounds ); i++ )
		PRECACHE_SOUND((char *)pAlertSounds[i]);
}	

//=========================================================
// AI Schedules Specific to this monster
//=========================================================



int CCreeper::IgnoreConditions ( void )
{
	int iIgnore = CBaseMonster::IgnoreConditions();

	if ((m_Activity == ACT_MELEE_ATTACK1) || (m_Activity == ACT_MELEE_ATTACK1))
	{
#if 0
		if (pev->health < 20)
			iIgnore |= (bits_COND_LIGHT_DAMAGE|bits_COND_HEAVY_DAMAGE);
		else
#endif			
		if (m_flNextFlinch >= gpGlobals->time)
			iIgnore |= (bits_COND_LIGHT_DAMAGE|bits_COND_HEAVY_DAMAGE);
	}

	if ((m_Activity == ACT_SMALL_FLINCH) || (m_Activity == ACT_BIG_FLINCH))
	{
		if (m_flNextFlinch < gpGlobals->time)
			m_flNextFlinch = gpGlobals->time + CREEP_FLINCH_DELAY;
	}

	return iIgnore;
	
}