hlsdk-portable/dlls/coldice/boltgun.cpp

/*
	Copyright (c) 1999, Cold Ice Modification. 
	
	This code has been written by SlimShady ( darcuri@optonline.net )

    Use, distribution, and modification of this source code and/or resulting
    object code is restricted to non-commercial enhancements to products from
    Valve LLC.  All other use, distribution, or modification is prohibited
    without written permission from Valve LLC and from the Cold Ice team.

    Please if you use this code in any public form, please give us credit.

*/

#include "extdll.h"
#include "util.h"
#include "cbase.h"
#include "monsters.h"
#include "weapons.h"
#include "nodes.h"
#include "player.h"
#include "gamerules.h"

#define BOLT_AIR_VELOCITY	2000
#define BOLT_WATER_VELOCITY	1000


class CCrossbowBolt : public CBaseEntity
{
	void Spawn( void );
	void Precache( void );
	int  Classify ( void );
	void EXPORT BubbleThink( void );
	void EXPORT BoltTouch( CBaseEntity *pOther );

public:
	static CCrossbowBolt *BoltCreate( void );
};
LINK_ENTITY_TO_CLASS( crossbow_bolt, CCrossbowBolt );

CCrossbowBolt *CCrossbowBolt::BoltCreate( void )
{

	CCrossbowBolt *pBolt = GetClassPtr( (CCrossbowBolt *)NULL );
	pBolt->pev->classname = MAKE_STRING("bolt");
	pBolt->Spawn();

	return pBolt;
}

void CCrossbowBolt::Spawn( )
{
	Precache( );
	pev->movetype = MOVETYPE_FLY;
	pev->solid = SOLID_BBOX;

	pev->gravity = 0.5;

	SET_MODEL(ENT(pev), "models/bolt.mdl");

	UTIL_SetOrigin( pev, pev->origin );
	UTIL_SetSize(pev, Vector(0, 0, 0), Vector(0, 0, 0));

	SetTouch( &CCrossbowBolt::BoltTouch );
	SetThink( &CCrossbowBolt::BubbleThink );
	pev->nextthink = gpGlobals->time + 0.2;
}


void CCrossbowBolt::Precache( )
{
	PRECACHE_MODEL ("models/bolt.mdl");
	PRECACHE_SOUND("weapons/xbow_hitbod1.wav");
	PRECACHE_SOUND("weapons/xbow_hitbod2.wav");
	PRECACHE_SOUND("weapons/xbow_fly1.wav");
	PRECACHE_SOUND("weapons/xbow_hit1.wav");

}


int	CCrossbowBolt :: Classify ( void )
{
	return	CLASS_NONE;
}

void CCrossbowBolt::BoltTouch( CBaseEntity *pOther )
{
	SetTouch( NULL );
	SetThink( NULL );

	if (pOther->pev->takedamage)
	{
		TraceResult tr = UTIL_GetGlobalTrace( );
		entvars_t	*pevOwner;

		pevOwner = VARS( pev->owner );

		ClearMultiDamage( );

		if ( pOther->IsPlayer() )
		{
			pOther->TraceAttack(pevOwner, gSkillData.plrDmgBoltgun, pev->velocity.Normalize(), &tr, DMG_NEVERGIB ); 
		}

		ApplyMultiDamage( pev, pevOwner );
		UTIL_Remove(this); //remove!

		pev->velocity = Vector( 0, 0, 0 );

		switch( RANDOM_LONG(0,1) )
		{
		case 0:
			EMIT_SOUND(ENT(pev), CHAN_WEAPON, "weapons/xbow_hitbod1.wav", 1, ATTN_NORM); break;
		case 1:
			EMIT_SOUND(ENT(pev), CHAN_WEAPON, "weapons/xbow_hitbod2.wav", 1, ATTN_NORM); break;
		}

		if ( !g_pGameRules->IsMultiplayer() )
		{
			Killed( pev, GIB_NEVER );
		}
	}
	else
	{
		EMIT_SOUND_DYN(ENT(pev), CHAN_WEAPON, "weapons/xbow_hit1.wav", RANDOM_FLOAT(0.95, 1.0), ATTN_NORM, 0, 98 + RANDOM_LONG(0,7));

		SetThink( &CCrossbowBolt::SUB_Remove );
		pev->nextthink = gpGlobals->time;

		if ( FClassnameIs( pOther->pev, "worldspawn" ) )
		{

			Vector vecDir = pev->velocity.Normalize( );
			UTIL_SetOrigin( pev, pev->origin - vecDir * 12 );
			pev->angles = UTIL_VecToAngles( vecDir );
			pev->solid = SOLID_NOT;
			pev->movetype = MOVETYPE_FLY;
			pev->velocity = Vector( 0, 0, 0 );
			pev->avelocity.z = 0;
			pev->angles.z = RANDOM_LONG(0,360);
			pev->nextthink = gpGlobals->time + .5;
		}

		if (UTIL_PointContents(pev->origin) != CONTENTS_WATER)
		{
			UTIL_Sparks( pev->origin );
		}
	}

}

void CCrossbowBolt::BubbleThink( void )
{
	pev->nextthink = gpGlobals->time + 0.1;

	if (pev->waterlevel == 0)
	{				
		return;
	}

	UTIL_BubbleTrail( pev->origin - pev->velocity * 0.1, pev->origin, 1 );
}


enum boltgun_e {
	CROSSBOW_IDLE1 = 0,	// full
	CROSSBOW_IDLE2,		// empty
	CROSSBOW_FIDGET1,	// full
	CROSSBOW_FIDGET2,	// empty
	CROSSBOW_FIRE1,		// full
	CROSSBOW_FIRE2,		// reload
	CROSSBOW_FIRE3,		// empty
	CROSSBOW_RELOAD,	// from empty
	CROSSBOW_DRAW1,		// full
	CROSSBOW_DRAW2,		// empty
	CROSSBOW_HOLSTER1,	// full
	CROSSBOW_HOLSTER2,	// empty
};


class CBoltGun : public CBasePlayerWeapon
{
public:
	void Spawn( void );
	void Precache( void );
	int iItemSlot( ) { return 3; }
	int GetItemInfo(ItemInfo *p);

	void FireBolt( void );
	void PrimaryAttack( void );
	int AddToPlayer( CBasePlayer *pPlayer );
	BOOL Deploy( );
	void Holster( );
	void Reload( void );
	void WeaponIdle( void );

};
LINK_ENTITY_TO_CLASS( weapon_boltgun, CBoltGun );
LINK_ENTITY_TO_CLASS( weapon_hornetgun, CBoltGun );

void CBoltGun::Spawn( )
{
	pev->classname = MAKE_STRING("weapon_boltgun"); 
	Precache( );
	m_iId = WEAPON_BOLTGUN;
	SET_MODEL(ENT(pev), "models/w_crossbow.mdl");

	m_iDefaultAmmo = BOLTGUN_DEFAULT_GIVE;

	FallInit();
}

int CBoltGun::AddToPlayer( CBasePlayer *pPlayer )
{
	if ( CBasePlayerWeapon::AddToPlayer( pPlayer ) )
	{
		MESSAGE_BEGIN( MSG_ONE, gmsgWeapPickup, NULL, pPlayer->pev );
			WRITE_BYTE( m_iId );
		MESSAGE_END();
		return TRUE;
	}
	return FALSE;
}

void CBoltGun::Precache( void )
{
	PRECACHE_MODEL("models/w_crossbow.mdl");
	PRECACHE_MODEL("models/v_crossbow.mdl");
	PRECACHE_MODEL("models/p_crossbow.mdl");

	PRECACHE_SOUND("weapons/xbow_reload1.wav");
	PRECACHE_SOUND("weapons/boltgun1.wav");

	UTIL_PrecacheOther( "crossbow_bolt" );
}


int CBoltGun::GetItemInfo(ItemInfo *p)
{
	p->pszName = STRING(pev->classname);
	p->pszAmmo1 = "bolts";
	p->iMaxAmmo1 = BOLTGUN_MAX_CARRY;
	p->pszAmmo2 = NULL;
	p->iMaxAmmo2 = -1;
	p->iMaxClip = BOLTGUN_MAX_CLIP;
	p->iSlot = 2;
	p->iPosition = 6;
	p->iId = WEAPON_BOLTGUN;
	p->iFlags = 0;
	p->iWeight = BOLTGUN_WEIGHT;
	return 1;
}


BOOL CBoltGun::Deploy( )
{
	if (m_iClip)
		return DefaultDeploy( "models/v_crossbow.mdl", "models/p_crossbow.mdl", CROSSBOW_DRAW1, "bow" );
	return DefaultDeploy( "models/v_crossbow.mdl", "models/p_crossbow.mdl", CROSSBOW_DRAW2, "bow" );
}

void CBoltGun::Holster( )
{
	m_fInReload = FALSE;

	m_pPlayer->m_flNextAttack = gpGlobals->time + 0.5;
	if (m_iClip)
		SendWeaponAnim( CROSSBOW_HOLSTER1 );
	else
		SendWeaponAnim( CROSSBOW_HOLSTER2 );
}

void CBoltGun::PrimaryAttack( void )
{
	FireBolt();
}

void CBoltGun::FireBolt()
{
	TraceResult tr;

	if (m_iClip == 0)
	{
		PlayEmptySound( );
		return;
	}

	m_pPlayer->m_iWeaponVolume = QUIET_GUN_VOLUME;

	m_iClip--;

	// make twang sound
	EMIT_SOUND_DYN(ENT(m_pPlayer->pev), CHAN_WEAPON, "weapons/boltgun1.wav", RANDOM_FLOAT(0.95, 1.0), ATTN_NORM, 0, 93 + RANDOM_LONG(0,0xF));

	SendWeaponAnim( CROSSBOW_FIRE3 );

	// player "shoot" animation
	m_pPlayer->SetAnimation( PLAYER_ATTACK1 );

	Vector anglesAim = m_pPlayer->pev->v_angle + m_pPlayer->pev->punchangle;
	UTIL_MakeVectors( anglesAim );

	anglesAim.x		= -anglesAim.x;
	Vector vecSrc	 = m_pPlayer->GetGunPosition( ) - gpGlobals->v_up * 2;
	Vector vecDir	 = gpGlobals->v_forward;

	CCrossbowBolt *pBolt = CCrossbowBolt::BoltCreate();
	pBolt->pev->origin = vecSrc;
	pBolt->pev->angles = anglesAim;
	pBolt->pev->owner = m_pPlayer->edict();

	if (m_pPlayer->pev->waterlevel == 3)
	{
		pBolt->pev->velocity = vecDir * BOLT_WATER_VELOCITY;
		pBolt->pev->speed = BOLT_WATER_VELOCITY;
	}
	else
	{
		pBolt->pev->velocity = vecDir * BOLT_AIR_VELOCITY;
		pBolt->pev->speed = BOLT_AIR_VELOCITY;
	}
	pBolt->pev->avelocity.z = 10;

	m_flNextPrimaryAttack = gpGlobals->time + 0.1;

	if (m_iClip != 0)
		m_flTimeWeaponIdle = gpGlobals->time + 5.0;
	else
		m_flTimeWeaponIdle = 0.75;

	m_pPlayer->pev->punchangle.x -= 1;
}

void CBoltGun::Reload( void )
{

	if (DefaultReload( 30, CROSSBOW_RELOAD, 4.5 ))
	{
		EMIT_SOUND_DYN(ENT(m_pPlayer->pev), CHAN_ITEM, "weapons/xbow_reload1.wav", RANDOM_FLOAT(0.95, 1.0), ATTN_NORM, 0, 93 + RANDOM_LONG(0,0xF));
	}
}


void CBoltGun::WeaponIdle( void )
{
	m_pPlayer->GetAutoaimVector( AUTOAIM_2DEGREES );  // get the autoaim vector but ignore it;  used for autoaim crosshair in DM

	ResetEmptySound( );
	
	if (m_flTimeWeaponIdle < gpGlobals->time)
	{
		float flRand = RANDOM_FLOAT(0, 1);
		if (flRand <= 0.75)
		{
			if (m_iClip)
			{
				SendWeaponAnim( CROSSBOW_IDLE1 );
			}
			else
			{
				SendWeaponAnim( CROSSBOW_IDLE2 );
			}
			m_flTimeWeaponIdle = gpGlobals->time + RANDOM_FLOAT ( 10, 15 );
		}
		else
		{
			if (m_iClip)
			{
				SendWeaponAnim( CROSSBOW_FIDGET1 );
				m_flTimeWeaponIdle = gpGlobals->time + 90.0 / 30.0;
			}
			else
			{
				SendWeaponAnim( CROSSBOW_FIDGET2 );
				m_flTimeWeaponIdle = gpGlobals->time + 80.0 / 30.0;
			}
		}
	}
}



class CBoltGunAmmo : public CBasePlayerAmmo
{
	void Spawn( void )
	{ 
		Precache( );
		SET_MODEL(ENT(pev), "models/w_crossbow_clip.mdl");
		CBasePlayerAmmo::Spawn( );
	}
	void Precache( void )
	{
		PRECACHE_MODEL ("models/w_crossbow_clip.mdl");
		PRECACHE_SOUND("items/9mmclip1.wav");
	}
	BOOL AddAmmo( CBaseEntity *pOther ) 
	{ 
		if (pOther->GiveAmmo( AMMO_BOLTGUN_GIVE, "bolts", BOLTGUN_MAX_CARRY ) != -1)
		{
			EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/9mmclip1.wav", 1, ATTN_NORM);
			return TRUE;
		}
		return FALSE;
	}
};
LINK_ENTITY_TO_CLASS( ammo_boltgun, CBoltGunAmmo );