ALIENS Game Over Man! mod for Half-Life

hola quería saber si alguien sabe como agregar un ataque de salto para el npc del alien para que pudiese alcanzar al jugador en sitios altos algo similar al ataque del headcrab de half-life ,teniendo haci un ataque cuerpo a cuerpo y otro saltando desde una larga distancia hacia el jugadorhola quería saber si alguien sabe como agregar un ataque de salto para el npc del alien para que pudiese alcanzar al jugador en sitios altos algo similar al ataque del headcrab de half-life teniendo haci un ataque cuerpo a cuerpo y otro saltando desde una larga distancia hacia el jugador
les agradeceria mucho su ayuda :)

hello wanted to know if anyone knows how to add a jump attack to the npc of the alien so that it could reach the player in high places something similar to the attack of the half-life headcrab, having made a melee attack and another jumping from a long distance to the playerhello wanted to know if anyone knows how to add a jump attack to the npc of the alien so that it could reach the player in high places something similar to the attack of the half-life headcrab having made a melee attack and another jumping from a long distance to the player
I would appreciate your help :)

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//=========================================================
// Drone xenomorph
//=========================================================

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


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


//=========================================================
// Monster's Anim Events Go Here
//=========================================================
#define	DRONE_AE_ATTACK_RIGHT		0x01
#define	DRONE_AE_ATTACK_LEFT		0x02
#define	DRONE_AE_ATTACK_BOTH		0x03

#define DRONE_FLINCH_DELAY			2		// at most one flinch every n secs

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

	int IgnoreConditions ( void );

	static	TYPEDESCRIPTION m_SaveData[];

	float m_flNextFlinch;

	void PainSound( void );
        void DeathSound( void );
	void AlertSound( void );
	void IdleSound( void );
	void AttackSound( void );

	static const char *pAttackSounds[];
	static const char *pIdleSounds[];
	static const char *pAlertSounds[];
	static const char *pPainSounds[];
	static const char *pAttackHitSounds[];
	static const char *pAttackMissSounds[];
        static const char *pDeathSounds[];

	// 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_drone, CDrone );

const char *CDrone::pAttackHitSounds[] = 
{
	"zombie/claw_strike1.wav",
	"zombie/claw_strike2.wav",
	"zombie/claw_strike3.wav",
};

const char *CDrone::pAttackMissSounds[] = 
{
	"zombie/claw_miss1.wav",
	"zombie/claw_miss2.wav",
};

const char *CDrone::pAttackSounds[] = 
{
	"alien/ATTACKSWIPE_1.wav",
	"alien/ATTACKSWIPE_2.wav",
	"alien/ATTACKSWIPE_3.wav",
	"alien/ATTACKSWIPE_4.wav",
};

const char *CDrone::pIdleSounds[] = 
{
	"alien/al_idle1.wav",
	"alien/al_idle2.wav",
	"alien/al_idle3.wav",
	"alien/al_idle4.wav",
};

const char *CDrone::pAlertSounds[] = 
{
	"alien/al_alert1.wav",
	"alien/al_alert2.wav",
	"alien/al_alert3.wav",
};

const char *CDrone::pPainSounds[] = 
{
	"alien/al_pain1.wav",
	"alien/al_pain2.wav",
};

const char *CDrone::pDeathSounds[] = 
{
	"alien/al_die1.wav",
	"alien/al_die2.wav",
    "alien/al_die3.wav",
};

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

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

	ys = 220;

#if 0
	switch ( m_Activity )
	{
	case ACT_WALK:		
		ys = 250;	
		break;
	case ACT_RUN:		
		ys = 270;
	}
#endif

	pev->yaw_speed = ys;
}

int CDrone :: TakeDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int bitsDamageType )
{
	// Take 30% 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 *= 0.3;
	}

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

void CDrone :: PainSound( void )
{
	int pitch = 95 + RANDOM_LONG(0,9);

	if (RANDOM_LONG(0,5) < 2)
		EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pPainSounds[ RANDOM_LONG(0,ARRAYSIZE(pPainSounds)-1) ], 1.0, ATTN_NORM, 0, pitch );
}

void CDrone :: DeathSound( void )
{
	int pitch = 95 + RANDOM_LONG(0,9);

	if (RANDOM_LONG(0,5) < 2)
		EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pDeathSounds[ RANDOM_LONG(0,ARRAYSIZE(pDeathSounds)-1) ], 1.0, ATTN_NORM, 0, pitch );
}

void CDrone :: AlertSound( void )
{
	int pitch = 95 + RANDOM_LONG(0,9);

	EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pAlertSounds[ RANDOM_LONG(0,ARRAYSIZE(pAlertSounds)-1) ], 1.0, ATTN_NORM, 0, pitch );
}

void CDrone :: IdleSound( void )
{
	int pitch = 95 + RANDOM_LONG(0,9);

	// Play a random idle sound
	EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pIdleSounds[ RANDOM_LONG(0,ARRAYSIZE(pIdleSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );
}

void CDrone :: AttackSound( void )
{
	// Play a random attack sound
	EMIT_SOUND_DYN ( ENT(pev), CHAN_VOICE, pAttackSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackSounds)-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 CDrone :: HandleAnimEvent( MonsterEvent_t *pEvent )
{
	switch( pEvent->event )
	{
		case DRONE_AE_ATTACK_RIGHT:
		{
			// do stuff for this event.
	//		ALERT( at_console, "Slash right!\n" );
			CBaseEntity *pHurt = CheckTraceHullAttack( 70, gSkillData.zombieDmgOneSlash, DMG_SLASH );
			if ( pHurt )
			{
				if ( pHurt->pev->flags & (FL_MONSTER|FL_CLIENT) )
				{
					pHurt->pev->punchangle.z = -18;
					pHurt->pev->punchangle.x = 5;
					pHurt->pev->velocity = pHurt->pev->velocity - gpGlobals->v_right * 100;
				}
				// Play a random attack hit sound
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackHitSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackHitSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );
			}
			else // Play a random attack miss sound
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackMissSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackMissSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );

			if (RANDOM_LONG(0,1))
				AttackSound();
		}
		break;

		case DRONE_AE_ATTACK_LEFT:
		{
			// do stuff for this event.
	//		ALERT( at_console, "Slash left!\n" );
			CBaseEntity *pHurt = CheckTraceHullAttack( 70, gSkillData.zombieDmgOneSlash, DMG_SLASH );
			if ( pHurt )
			{
				if ( pHurt->pev->flags & (FL_MONSTER|FL_CLIENT) )
				{
					pHurt->pev->punchangle.z = 18;
					pHurt->pev->punchangle.x = 5;
					pHurt->pev->velocity = pHurt->pev->velocity + gpGlobals->v_right * 100;
				}
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackHitSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackHitSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );
			}
			else
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackMissSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackMissSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );

			if (RANDOM_LONG(0,1))
				AttackSound();
		}
		break;

		case DRONE_AE_ATTACK_BOTH:
		{
			// do stuff for this event.
			CBaseEntity *pHurt = CheckTraceHullAttack( 70, gSkillData.zombieDmgBothSlash, DMG_SLASH );
			if ( pHurt )
			{
				if ( pHurt->pev->flags & (FL_MONSTER|FL_CLIENT) )
				{
					pHurt->pev->punchangle.x = 5;
					pHurt->pev->velocity = pHurt->pev->velocity + gpGlobals->v_forward * -100;
				}
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackHitSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackHitSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );
			}
			else
				EMIT_SOUND_DYN ( ENT(pev), CHAN_WEAPON, pAttackMissSounds[ RANDOM_LONG(0,ARRAYSIZE(pAttackMissSounds)-1) ], 1.0, ATTN_NORM, 0, 100 + RANDOM_LONG(-5,5) );

			if (RANDOM_LONG(0,1))
				AttackSound();
		}
		break;

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

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

	SET_MODEL(ENT(pev), "models/drone.mdl");
	UTIL_SetSize( pev, VEC_HUMAN_HULL_MIN, VEC_HUMAN_HULL_MAX );

	pev->solid			= SOLID_SLIDEBOX;
	pev->movetype		= MOVETYPE_STEP;
	m_bloodColor		= BLOOD_COLOR_YELLOW;
	pev->health			= gSkillData.zombieHealth;
	pev->view_ofs		= VEC_VIEW;// position of the eyes relative to monster's origin.
	m_flFieldOfView		= VIEW_FIELD_FULL;// indicates the width of this monster's forward view cone ( as a dotproduct result )
	m_MonsterState		= MONSTERSTATE_NONE;
	m_afCapability		= bits_CAP_HEAR | bits_CAP_AUTO_DOORS | bits_CAP_OPEN_DOORS | bits_CAP_TURN_HEAD;

	MonsterInit();
}

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

	PRECACHE_MODEL("models/drone.mdl");


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

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

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

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

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

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

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



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



int CDrone::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 + DRONE_FLINCH_DELAY;
	}
	return iIgnore;
	
}

//=========================================================
// DEAD BARNEY PROP
//
// Designer selects a pose in worldcraft, 0 through num_poses-1
// this value is added to what is selected as the 'first dead pose'
// among the monster's normal animations. All dead poses must
// appear sequentially in the model file. Be sure and set
// the m_iFirstPose properly!
//
//=========================================================
class CDeadDrone : public CBaseMonster
{
public:
	void Spawn( void );
	int	Classify ( void ) { return	CLASS_ALIEN_MONSTER; }

	void KeyValue( KeyValueData *pkvd );

	int	m_iPose;// which sequence to display	-- temporary, don't need to save
	static char *m_szPoses[5];
};

char *CDeadDrone::m_szPoses[] = { "back", "side", "stomach", "testtube1", "testtube2", };

void CDeadDrone::KeyValue( KeyValueData *pkvd )
{
	if (FStrEq(pkvd->szKeyName, "pose"))
	{
		m_iPose = atoi(pkvd->szValue);
		pkvd->fHandled = TRUE;
	}
	else 
		CBaseMonster::KeyValue( pkvd );
}

LINK_ENTITY_TO_CLASS( monster_drone_dead, CDeadDrone );

//=========================================================
// ********** DeadBarney SPAWN **********
//=========================================================
void CDeadDrone :: Spawn( )
{
	PRECACHE_MODEL("models/drone.mdl");
	SET_MODEL(ENT(pev), "models/drone.mdl");

	pev->effects		= 0;
	pev->yaw_speed		= 8;
	pev->sequence		= 0;
	m_bloodColor		= BLOOD_COLOR_YELLOW;

	pev->sequence = LookupSequence( m_szPoses[m_iPose] );
	if (pev->sequence == -1)
	{
		ALERT ( at_console, "Dead drone with bad pose\n" );
	}
	// Corpses have less health
	pev->health			= 8;

	MonsterInitDead();
}