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weapons.cpp
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weapons.cpp
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/***
*
* Copyright (c) 1996-2001, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* 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.
*
****/
/*
===== weapons.cpp ========================================================
functions governing the selection/use of weapons for players
*/
#include "extdll.h"
#include "util.h"
#include "cbase.h"
#include "player.h"
#include "monsters.h"
#include "weapons.h"
#include "nodes.h"
#include "soundent.h"
#include "decals.h"
#include "gamerules.h"
extern CGraph WorldGraph;
extern int gEvilImpulse101;
#define NOT_USED 255
DLL_GLOBAL short g_sModelIndexLaser;// holds the index for the laser beam
DLL_GLOBAL const char *g_pModelNameLaser = "sprites/laserbeam.spr";
DLL_GLOBAL short g_sModelIndexLaserDot;// holds the index for the laser beam dot
DLL_GLOBAL short g_sModelIndexFireball;// holds the index for the fireball
DLL_GLOBAL short g_sModelIndexSmoke;// holds the index for the smoke cloud
DLL_GLOBAL short g_sModelIndexWExplosion;// holds the index for the underwater explosion
DLL_GLOBAL short g_sModelIndexBubbles;// holds the index for the bubbles model
DLL_GLOBAL short g_sModelIndexBloodDrop;// holds the sprite index for the initial blood
DLL_GLOBAL short g_sModelIndexBloodSpray;// holds the sprite index for splattered blood
ItemInfo CBasePlayerItem::ItemInfoArray[MAX_WEAPONS];
AmmoInfo CBasePlayerItem::AmmoInfoArray[MAX_AMMO_SLOTS];
extern int gmsgCurWeapon;
MULTIDAMAGE gMultiDamage;
#define TRACER_FREQ 4 // Tracers fire every fourth bullet
//=========================================================
// MaxAmmoCarry - pass in a name and this function will tell
// you the maximum amount of that type of ammunition that a
// player can carry.
//=========================================================
int MaxAmmoCarry( int iszName )
{
for ( int i = 0; i < MAX_WEAPONS; i++ )
{
if ( CBasePlayerItem::ItemInfoArray[i].pszAmmo1 && !strcmp( STRING(iszName), CBasePlayerItem::ItemInfoArray[i].pszAmmo1 ) )
return CBasePlayerItem::ItemInfoArray[i].iMaxAmmo1;
if ( CBasePlayerItem::ItemInfoArray[i].pszAmmo2 && !strcmp( STRING(iszName), CBasePlayerItem::ItemInfoArray[i].pszAmmo2 ) )
return CBasePlayerItem::ItemInfoArray[i].iMaxAmmo2;
}
ALERT( at_console, "MaxAmmoCarry() doesn't recognize '%s'!\n", STRING( iszName ) );
return -1;
}
/*
==============================================================================
MULTI-DAMAGE
Collects multiple small damages into a single damage
==============================================================================
*/
//
// ClearMultiDamage - resets the global multi damage accumulator
//
void ClearMultiDamage(void)
{
gMultiDamage.pEntity = NULL;
gMultiDamage.amount = 0;
gMultiDamage.type = 0;
}
//
// ApplyMultiDamage - inflicts contents of global multi damage register on gMultiDamage.pEntity
//
// GLOBALS USED:
// gMultiDamage
void ApplyMultiDamage(entvars_t *pevInflictor, entvars_t *pevAttacker )
{
Vector vecSpot1;//where blood comes from
Vector vecDir;//direction blood should go
TraceResult tr;
if ( !gMultiDamage.pEntity )
return;
gMultiDamage.pEntity->TakeDamage(pevInflictor, pevAttacker, gMultiDamage.amount, gMultiDamage.type );
}
// GLOBALS USED:
// gMultiDamage
void AddMultiDamage( entvars_t *pevInflictor, CBaseEntity *pEntity, float flDamage, int bitsDamageType)
{
if ( !pEntity )
return;
gMultiDamage.type |= bitsDamageType;
if ( pEntity != gMultiDamage.pEntity )
{
ApplyMultiDamage(pevInflictor,pevInflictor); // UNDONE: wrong attacker!
gMultiDamage.pEntity = pEntity;
gMultiDamage.amount = 0;
}
gMultiDamage.amount += flDamage;
}
/*
================
SpawnBlood
================
*/
void SpawnBlood(Vector vecSpot, int bloodColor, float flDamage)
{
UTIL_BloodDrips( vecSpot, g_vecAttackDir, bloodColor, (int)flDamage );
}
int DamageDecal( CBaseEntity *pEntity, int bitsDamageType )
{
if ( !pEntity )
return (DECAL_GUNSHOT1 + RANDOM_LONG(0,4));
return pEntity->DamageDecal( bitsDamageType );
}
void DecalGunshot( TraceResult *pTrace, int iBulletType )
{
// Is the entity valid
if ( !UTIL_IsValidEntity( pTrace->pHit ) )
return;
if ( VARS(pTrace->pHit)->solid == SOLID_BSP || VARS(pTrace->pHit)->movetype == MOVETYPE_PUSHSTEP )
{
CBaseEntity *pEntity = NULL;
// Decal the wall with a gunshot
if ( !FNullEnt(pTrace->pHit) )
pEntity = CBaseEntity::Instance(pTrace->pHit);
switch( iBulletType )
{
case BULLET_PLAYER_9MM:
case BULLET_MONSTER_9MM:
case BULLET_PLAYER_MP5:
case BULLET_MONSTER_MP5:
case BULLET_PLAYER_BUCKSHOT:
case BULLET_PLAYER_357:
default:
// smoke and decal
UTIL_GunshotDecalTrace( pTrace, DamageDecal( pEntity, DMG_BULLET ) );
break;
case BULLET_MONSTER_12MM:
// smoke and decal
UTIL_GunshotDecalTrace( pTrace, DamageDecal( pEntity, DMG_BULLET ) );
break;
case BULLET_PLAYER_CROWBAR:
// wall decal
UTIL_DecalTrace( pTrace, DamageDecal( pEntity, DMG_CLUB ) );
break;
}
}
}
//
// EjectBrass - tosses a brass shell from passed origin at passed velocity
//
void EjectBrass ( const Vector &vecOrigin, const Vector &vecVelocity, float rotation, int model, int soundtype )
{
// FIX: when the player shoots, their gun isn't in the same position as it is on the model other players see.
MESSAGE_BEGIN( MSG_PVS, SVC_TEMPENTITY, vecOrigin );
WRITE_BYTE( TE_MODEL);
WRITE_COORD( vecOrigin.x);
WRITE_COORD( vecOrigin.y);
WRITE_COORD( vecOrigin.z);
WRITE_COORD( vecVelocity.x);
WRITE_COORD( vecVelocity.y);
WRITE_COORD( vecVelocity.z);
WRITE_ANGLE( rotation );
WRITE_SHORT( model );
WRITE_BYTE ( soundtype);
WRITE_BYTE ( 25 );// 2.5 seconds
MESSAGE_END();
}
#if 0
// UNDONE: This is no longer used?
void ExplodeModel( const Vector &vecOrigin, float speed, int model, int count )
{
MESSAGE_BEGIN( MSG_PVS, SVC_TEMPENTITY, vecOrigin );
WRITE_BYTE ( TE_EXPLODEMODEL );
WRITE_COORD( vecOrigin.x );
WRITE_COORD( vecOrigin.y );
WRITE_COORD( vecOrigin.z );
WRITE_COORD( speed );
WRITE_SHORT( model );
WRITE_SHORT( count );
WRITE_BYTE ( 15 );// 1.5 seconds
MESSAGE_END();
}
#endif
int giAmmoIndex = 0;
// Precaches the ammo and queues the ammo info for sending to clients
void AddAmmoNameToAmmoRegistry( const char *szAmmoname )
{
// make sure it's not already in the registry
for ( int i = 0; i < MAX_AMMO_SLOTS; i++ )
{
if ( !CBasePlayerItem::AmmoInfoArray[i].pszName)
continue;
if ( stricmp( CBasePlayerItem::AmmoInfoArray[i].pszName, szAmmoname ) == 0 )
return; // ammo already in registry, just quite
}
giAmmoIndex++;
ASSERT( giAmmoIndex < MAX_AMMO_SLOTS );
if ( giAmmoIndex >= MAX_AMMO_SLOTS )
giAmmoIndex = 0;
CBasePlayerItem::AmmoInfoArray[giAmmoIndex].pszName = szAmmoname;
CBasePlayerItem::AmmoInfoArray[giAmmoIndex].iId = giAmmoIndex; // yes, this info is redundant
}
// Precaches the weapon and queues the weapon info for sending to clients
void UTIL_PrecacheOtherWeapon( const char *szClassname )
{
edict_t *pent;
pent = CREATE_NAMED_ENTITY( MAKE_STRING( szClassname ) );
if ( FNullEnt( pent ) )
{
ALERT ( at_console, "NULL Ent in UTIL_PrecacheOtherWeapon\n" );
return;
}
CBaseEntity *pEntity = CBaseEntity::Instance (VARS( pent ));
if (pEntity)
{
ItemInfo II;
pEntity->Precache( );
memset( &II, 0, sizeof II );
if ( ((CBasePlayerItem*)pEntity)->GetItemInfo( &II ) )
{
CBasePlayerItem::ItemInfoArray[II.iId] = II;
if ( II.pszAmmo1 && *II.pszAmmo1 )
{
AddAmmoNameToAmmoRegistry( II.pszAmmo1 );
}
if ( II.pszAmmo2 && *II.pszAmmo2 )
{
AddAmmoNameToAmmoRegistry( II.pszAmmo2 );
}
memset( &II, 0, sizeof II );
}
}
REMOVE_ENTITY(pent);
}
// called by worldspawn
void W_Precache(void)
{
memset( CBasePlayerItem::ItemInfoArray, 0, sizeof(CBasePlayerItem::ItemInfoArray) );
memset( CBasePlayerItem::AmmoInfoArray, 0, sizeof(CBasePlayerItem::AmmoInfoArray) );
giAmmoIndex = 0;
// custom items...
// common world objects
UTIL_PrecacheOther( "item_suit" );
UTIL_PrecacheOther( "item_battery" );
UTIL_PrecacheOther( "item_antidote" );
UTIL_PrecacheOther( "item_security" );
UTIL_PrecacheOther( "item_longjump" );
// shotgun
UTIL_PrecacheOtherWeapon( "weapon_shotgun" );
UTIL_PrecacheOther( "ammo_buckshot" );
// crowbar
UTIL_PrecacheOtherWeapon( "weapon_crowbar" );
// glock
UTIL_PrecacheOtherWeapon( "weapon_9mmhandgun" );
UTIL_PrecacheOther( "ammo_9mmclip" );
// mp5
UTIL_PrecacheOtherWeapon( "weapon_9mmAR" );
UTIL_PrecacheOther( "ammo_9mmAR" );
UTIL_PrecacheOther( "ammo_ARgrenades" );
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// python
UTIL_PrecacheOtherWeapon( "weapon_357" );
UTIL_PrecacheOther( "ammo_357" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// gauss
UTIL_PrecacheOtherWeapon( "weapon_gauss" );
UTIL_PrecacheOther( "ammo_gaussclip" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// rpg
UTIL_PrecacheOtherWeapon( "weapon_rpg" );
UTIL_PrecacheOther( "ammo_rpgclip" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// crossbow
UTIL_PrecacheOtherWeapon( "weapon_crossbow" );
UTIL_PrecacheOther( "ammo_crossbow" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// egon
UTIL_PrecacheOtherWeapon( "weapon_egon" );
#endif
// tripmine
UTIL_PrecacheOtherWeapon( "weapon_tripmine" );
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// satchel charge
UTIL_PrecacheOtherWeapon( "weapon_satchel" );
#endif
// hand grenade
UTIL_PrecacheOtherWeapon("weapon_handgrenade");
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// squeak grenade
UTIL_PrecacheOtherWeapon( "weapon_snark" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
// hornetgun
UTIL_PrecacheOtherWeapon( "weapon_hornetgun" );
#endif
#if !defined( OEM_BUILD ) && !defined( HLDEMO_BUILD )
if ( g_pGameRules->IsDeathmatch() )
{
UTIL_PrecacheOther( "weaponbox" );// container for dropped deathmatch weapons
}
#endif
g_sModelIndexFireball = PRECACHE_MODEL ("sprites/zerogxplode.spr");// fireball
g_sModelIndexWExplosion = PRECACHE_MODEL ("sprites/WXplo1.spr");// underwater fireball
g_sModelIndexSmoke = PRECACHE_MODEL ("sprites/steam1.spr");// smoke
g_sModelIndexBubbles = PRECACHE_MODEL ("sprites/bubble.spr");//bubbles
g_sModelIndexBloodSpray = PRECACHE_MODEL ("sprites/bloodspray.spr"); // initial blood
g_sModelIndexBloodDrop = PRECACHE_MODEL ("sprites/blood.spr"); // splattered blood
g_sModelIndexLaser = PRECACHE_MODEL( (char *)g_pModelNameLaser );
g_sModelIndexLaserDot = PRECACHE_MODEL("sprites/laserdot.spr");
// used by explosions
PRECACHE_MODEL ("models/grenade.mdl");
PRECACHE_MODEL ("sprites/explode1.spr");
PRECACHE_SOUND ("weapons/debris1.wav");// explosion aftermaths
PRECACHE_SOUND ("weapons/debris2.wav");// explosion aftermaths
PRECACHE_SOUND ("weapons/debris3.wav");// explosion aftermaths
PRECACHE_SOUND ("weapons/grenade_hit1.wav");//grenade
PRECACHE_SOUND ("weapons/grenade_hit2.wav");//grenade
PRECACHE_SOUND ("weapons/grenade_hit3.wav");//grenade
PRECACHE_SOUND ("weapons/bullet_hit1.wav"); // hit by bullet
PRECACHE_SOUND ("weapons/bullet_hit2.wav"); // hit by bullet
PRECACHE_SOUND ("items/weapondrop1.wav");// weapon falls to the ground
}
TYPEDESCRIPTION CBasePlayerItem::m_SaveData[] =
{
DEFINE_FIELD( CBasePlayerItem, m_pPlayer, FIELD_CLASSPTR ),
DEFINE_FIELD( CBasePlayerItem, m_pNext, FIELD_CLASSPTR ),
//DEFINE_FIELD( CBasePlayerItem, m_fKnown, FIELD_INTEGER ),Reset to zero on load
DEFINE_FIELD( CBasePlayerItem, m_iId, FIELD_INTEGER ),
// DEFINE_FIELD( CBasePlayerItem, m_iIdPrimary, FIELD_INTEGER ),
// DEFINE_FIELD( CBasePlayerItem, m_iIdSecondary, FIELD_INTEGER ),
};
IMPLEMENT_SAVERESTORE( CBasePlayerItem, CBaseAnimating );
TYPEDESCRIPTION CBasePlayerWeapon::m_SaveData[] =
{
#if defined( CLIENT_WEAPONS )
DEFINE_FIELD( CBasePlayerWeapon, m_flNextPrimaryAttack, FIELD_FLOAT ),
DEFINE_FIELD( CBasePlayerWeapon, m_flNextSecondaryAttack, FIELD_FLOAT ),
DEFINE_FIELD( CBasePlayerWeapon, m_flTimeWeaponIdle, FIELD_FLOAT ),
#else // CLIENT_WEAPONS
DEFINE_FIELD( CBasePlayerWeapon, m_flNextPrimaryAttack, FIELD_TIME ),
DEFINE_FIELD( CBasePlayerWeapon, m_flNextSecondaryAttack, FIELD_TIME ),
DEFINE_FIELD( CBasePlayerWeapon, m_flTimeWeaponIdle, FIELD_TIME ),
#endif // CLIENT_WEAPONS
DEFINE_FIELD( CBasePlayerWeapon, m_iPrimaryAmmoType, FIELD_INTEGER ),
DEFINE_FIELD( CBasePlayerWeapon, m_iSecondaryAmmoType, FIELD_INTEGER ),
DEFINE_FIELD( CBasePlayerWeapon, m_iClip, FIELD_INTEGER ),
DEFINE_FIELD( CBasePlayerWeapon, m_iDefaultAmmo, FIELD_INTEGER ),
// DEFINE_FIELD( CBasePlayerWeapon, m_iClientClip, FIELD_INTEGER ) , reset to zero on load so hud gets updated correctly
// DEFINE_FIELD( CBasePlayerWeapon, m_iClientWeaponState, FIELD_INTEGER ), reset to zero on load so hud gets updated correctly
};
IMPLEMENT_SAVERESTORE( CBasePlayerWeapon, CBasePlayerItem );
void CBasePlayerItem :: SetObjectCollisionBox( void )
{
pev->absmin = pev->origin + Vector(-24, -24, 0);
pev->absmax = pev->origin + Vector(24, 24, 16);
}
//=========================================================
// Sets up movetype, size, solidtype for a new weapon.
//=========================================================
void CBasePlayerItem :: FallInit( void )
{
pev->movetype = MOVETYPE_TOSS;
pev->solid = SOLID_BBOX;
UTIL_SetOrigin( pev, pev->origin );
UTIL_SetSize(pev, Vector( 0, 0, 0), Vector(0, 0, 0) );//pointsize until it lands on the ground.
SetTouch( &CBasePlayerItem::DefaultTouch );
SetThink( &CBasePlayerItem::FallThink );
pev->nextthink = gpGlobals->time + 0.1;
}
//=========================================================
// FallThink - Items that have just spawned run this think
// to catch them when they hit the ground. Once we're sure
// that the object is grounded, we change its solid type
// to trigger and set it in a large box that helps the
// player get it.
//=========================================================
void CBasePlayerItem::FallThink ( void )
{
pev->nextthink = gpGlobals->time + 0.1;
if ( pev->flags & FL_ONGROUND )
{
// clatter if we have an owner (i.e., dropped by someone)
// don't clatter if the gun is waiting to respawn (if it's waiting, it is invisible!)
if ( !FNullEnt( pev->owner ) )
{
int pitch = 95 + RANDOM_LONG(0,29);
EMIT_SOUND_DYN(ENT(pev), CHAN_VOICE, "items/weapondrop1.wav", 1, ATTN_NORM, 0, pitch);
}
// lie flat
pev->angles.x = 0;
pev->angles.z = 0;
Materialize();
}
}
//=========================================================
// Materialize - make a CBasePlayerItem visible and tangible
//=========================================================
void CBasePlayerItem::Materialize( void )
{
if ( pev->effects & EF_NODRAW )
{
// changing from invisible state to visible.
EMIT_SOUND_DYN( ENT(pev), CHAN_WEAPON, "items/suitchargeok1.wav", 1, ATTN_NORM, 0, 150 );
pev->effects &= ~EF_NODRAW;
pev->effects |= EF_MUZZLEFLASH;
}
pev->solid = SOLID_TRIGGER;
UTIL_SetOrigin( pev, pev->origin );// link into world.
SetTouch (&CBasePlayerItem::DefaultTouch);
SetThink (NULL);
}
//=========================================================
// AttemptToMaterialize - the item is trying to rematerialize,
// should it do so now or wait longer?
//=========================================================
void CBasePlayerItem::AttemptToMaterialize( void )
{
float time = g_pGameRules->FlWeaponTryRespawn( this );
if ( time == 0 )
{
Materialize();
return;
}
pev->nextthink = gpGlobals->time + time;
}
//=========================================================
// CheckRespawn - a player is taking this weapon, should
// it respawn?
//=========================================================
void CBasePlayerItem :: CheckRespawn ( void )
{
switch ( g_pGameRules->WeaponShouldRespawn( this ) )
{
case GR_WEAPON_RESPAWN_YES:
Respawn();
break;
case GR_WEAPON_RESPAWN_NO:
return;
break;
}
}
//=========================================================
// Respawn- this item is already in the world, but it is
// invisible and intangible. Make it visible and tangible.
//=========================================================
CBaseEntity* CBasePlayerItem::Respawn( void )
{
// make a copy of this weapon that is invisible and inaccessible to players (no touch function). The weapon spawn/respawn code
// will decide when to make the weapon visible and touchable.
CBaseEntity *pNewWeapon = CBaseEntity::Create( (char *)STRING( pev->classname ), g_pGameRules->VecWeaponRespawnSpot( this ), pev->angles, pev->owner );
if ( pNewWeapon )
{
pNewWeapon->pev->effects |= EF_NODRAW;// invisible for now
pNewWeapon->SetTouch( NULL );// no touch
pNewWeapon->SetThink( &CBasePlayerItem::AttemptToMaterialize );
DROP_TO_FLOOR ( ENT(pev) );
// not a typo! We want to know when the weapon the player just picked up should respawn! This new entity we created is the replacement,
// but when it should respawn is based on conditions belonging to the weapon that was taken.
pNewWeapon->pev->nextthink = g_pGameRules->FlWeaponRespawnTime( this );
}
else
{
ALERT ( at_console, "Respawn failed to create %s!\n", STRING( pev->classname ) );
}
return pNewWeapon;
}
void CBasePlayerItem::DefaultTouch( CBaseEntity *pOther )
{
// if it's not a player, ignore
if ( !pOther->IsPlayer() )
return;
CBasePlayer *pPlayer = (CBasePlayer *)pOther;
// can I have this?
if ( !g_pGameRules->CanHavePlayerItem( pPlayer, this ) )
{
if ( gEvilImpulse101 )
{
UTIL_Remove( this );
}
return;
}
if (pOther->AddPlayerItem( this ))
{
AttachToPlayer( pPlayer );
EMIT_SOUND(ENT(pPlayer->pev), CHAN_ITEM, "items/gunpickup2.wav", 1, ATTN_NORM);
}
SUB_UseTargets( pOther, USE_TOGGLE, 0 ); // UNDONE: when should this happen?
}
BOOL CanAttack( float attack_time, float curtime, BOOL isPredicted )
{
#if defined( CLIENT_WEAPONS )
if ( !isPredicted )
#else
if ( 1 )
#endif
{
return ( attack_time <= curtime ) ? TRUE : FALSE;
}
else
{
return ( attack_time <= 0.0 ) ? TRUE : FALSE;
}
}
void CBasePlayerWeapon::ItemPostFrame( void )
{
if ((m_fInReload) && ( m_pPlayer->m_flNextAttack <= UTIL_WeaponTimeBase() ) )
{
// complete the reload.
int j = min( iMaxClip() - m_iClip, m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType]);
// Add them to the clip
m_iClip += j;
m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType] -= j;
m_pPlayer->TabulateAmmo();
m_fInReload = FALSE;
}
if ( !(m_pPlayer->pev->button & IN_ATTACK ) )
{
m_flLastFireTime = 0.0f;
}
if ((m_pPlayer->pev->button & IN_ATTACK2) && CanAttack( m_flNextSecondaryAttack, gpGlobals->time, UseDecrement() ) )
{
if ( pszAmmo2() && !m_pPlayer->m_rgAmmo[SecondaryAmmoIndex()] )
{
m_fFireOnEmpty = TRUE;
}
m_pPlayer->TabulateAmmo();
SecondaryAttack();
m_pPlayer->pev->button &= ~IN_ATTACK2;
}
else if ((m_pPlayer->pev->button & IN_ATTACK) && CanAttack( m_flNextPrimaryAttack, gpGlobals->time, UseDecrement() ) )
{
if ( (m_iClip == 0 && pszAmmo1()) || (iMaxClip() == -1 && !m_pPlayer->m_rgAmmo[PrimaryAmmoIndex()] ) )
{
m_fFireOnEmpty = TRUE;
}
m_pPlayer->TabulateAmmo();
PrimaryAttack();
}
else if ( m_pPlayer->pev->button & IN_RELOAD && iMaxClip() != WEAPON_NOCLIP && !m_fInReload )
{
// reload when reload is pressed, or if no buttons are down and weapon is empty.
Reload();
}
else if ( !(m_pPlayer->pev->button & (IN_ATTACK|IN_ATTACK2) ) )
{
// no fire buttons down
m_fFireOnEmpty = FALSE;
if ( !IsUseable() && m_flNextPrimaryAttack < ( UseDecrement() ? 0.0 : gpGlobals->time ) )
{
// weapon isn't useable, switch.
if ( !(iFlags() & ITEM_FLAG_NOAUTOSWITCHEMPTY) && g_pGameRules->GetNextBestWeapon( m_pPlayer, this ) )
{
m_flNextPrimaryAttack = ( UseDecrement() ? 0.0 : gpGlobals->time ) + 0.3;
return;
}
}
else
{
// weapon is useable. Reload if empty and weapon has waited as long as it has to after firing
if ( m_iClip == 0 && !(iFlags() & ITEM_FLAG_NOAUTORELOAD) && m_flNextPrimaryAttack < ( UseDecrement() ? 0.0 : gpGlobals->time ) )
{
Reload();
return;
}
}
WeaponIdle( );
return;
}
// catch all
if ( ShouldWeaponIdle() )
{
WeaponIdle();
}
}
void CBasePlayerItem::DestroyItem( void )
{
if ( m_pPlayer )
{
// if attached to a player, remove.
m_pPlayer->RemovePlayerItem( this );
}
Kill( );
}
int CBasePlayerItem::AddToPlayer( CBasePlayer *pPlayer )
{
m_pPlayer = pPlayer;
return TRUE;
}
void CBasePlayerItem::Drop( void )
{
SetTouch( NULL );
SetThink(&CBasePlayerItem::SUB_Remove);
pev->nextthink = gpGlobals->time + .1;
}
void CBasePlayerItem::Kill( void )
{
SetTouch( NULL );
SetThink(&CBasePlayerItem::SUB_Remove);
pev->nextthink = gpGlobals->time + .1;
}
void CBasePlayerItem::Holster( int skiplocal /* = 0 */ )
{
m_pPlayer->pev->viewmodel = 0;
m_pPlayer->pev->weaponmodel = 0;
}
void CBasePlayerItem::AttachToPlayer ( CBasePlayer *pPlayer )
{
pev->movetype = MOVETYPE_FOLLOW;
pev->solid = SOLID_NOT;
pev->aiment = pPlayer->edict();
pev->effects = EF_NODRAW; // ??
pev->modelindex = 0;// server won't send down to clients if modelindex == 0
pev->model = iStringNull;
pev->owner = pPlayer->edict();
pev->nextthink = gpGlobals->time + .1;
SetTouch( NULL );
}
// CALLED THROUGH the newly-touched weapon's instance. The existing player weapon is pOriginal
int CBasePlayerWeapon::AddDuplicate( CBasePlayerItem *pOriginal )
{
if ( m_iDefaultAmmo )
{
return ExtractAmmo( (CBasePlayerWeapon *)pOriginal );
}
else
{
// a dead player dropped this.
return ExtractClipAmmo( (CBasePlayerWeapon *)pOriginal );
}
}
int CBasePlayerWeapon::AddToPlayer( CBasePlayer *pPlayer )
{
int bResult = CBasePlayerItem::AddToPlayer( pPlayer );
pPlayer->pev->weapons |= (1<<m_iId);
if ( !m_iPrimaryAmmoType )
{
m_iPrimaryAmmoType = pPlayer->GetAmmoIndex( pszAmmo1() );
m_iSecondaryAmmoType = pPlayer->GetAmmoIndex( pszAmmo2() );
}
if (bResult)
return AddWeapon( );
return FALSE;
}
int CBasePlayerWeapon::UpdateClientData( CBasePlayer *pPlayer )
{
BOOL bSend = FALSE;
int state = 0;
if ( pPlayer->m_pActiveItem == this )
{
if ( pPlayer->m_fOnTarget )
state = WEAPON_IS_ONTARGET;
else
state = 1;
}
// Forcing send of all data!
if ( !pPlayer->m_fWeapon )
{
bSend = TRUE;
}
// This is the current or last weapon, so the state will need to be updated
if ( this == pPlayer->m_pActiveItem ||
this == pPlayer->m_pClientActiveItem )
{
if ( pPlayer->m_pActiveItem != pPlayer->m_pClientActiveItem )
{
bSend = TRUE;
}
}
// If the ammo, state, or fov has changed, update the weapon
if ( m_iClip != m_iClientClip ||
state != m_iClientWeaponState ||
pPlayer->m_iFOV != pPlayer->m_iClientFOV )
{
bSend = TRUE;
}
if ( bSend )
{
MESSAGE_BEGIN( MSG_ONE, gmsgCurWeapon, NULL, pPlayer->pev );
WRITE_BYTE( state );
WRITE_BYTE( m_iId );
WRITE_BYTE( m_iClip );
MESSAGE_END();
m_iClientClip = m_iClip;
m_iClientWeaponState = state;
pPlayer->m_fWeapon = TRUE;
}
if ( m_pNext )
m_pNext->UpdateClientData( pPlayer );
return 1;
}
void CBasePlayerWeapon::SendWeaponAnim( int iAnim, int skiplocal, int body )
{
if ( UseDecrement() )
skiplocal = 1;
else
skiplocal = 0;
m_pPlayer->pev->weaponanim = iAnim;
#if defined( CLIENT_WEAPONS )
if ( skiplocal && ENGINE_CANSKIP( m_pPlayer->edict() ) )
return;
#endif
MESSAGE_BEGIN( MSG_ONE, SVC_WEAPONANIM, NULL, m_pPlayer->pev );
WRITE_BYTE( iAnim ); // sequence number
WRITE_BYTE( pev->body ); // weaponmodel bodygroup.
MESSAGE_END();
}
BOOL CBasePlayerWeapon :: AddPrimaryAmmo( int iCount, char *szName, int iMaxClip, int iMaxCarry )
{
int iIdAmmo;
if (iMaxClip < 1)
{
m_iClip = -1;
iIdAmmo = m_pPlayer->GiveAmmo( iCount, szName, iMaxCarry );
}
else if (m_iClip == 0)
{
int i;
i = min( m_iClip + iCount, iMaxClip ) - m_iClip;
m_iClip += i;
iIdAmmo = m_pPlayer->GiveAmmo( iCount - i, szName, iMaxCarry );
}
else
{
iIdAmmo = m_pPlayer->GiveAmmo( iCount, szName, iMaxCarry );
}
// m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType] = iMaxCarry; // hack for testing
if (iIdAmmo > 0)
{
m_iPrimaryAmmoType = iIdAmmo;
if (m_pPlayer->HasPlayerItem( this ) )
{
// play the "got ammo" sound only if we gave some ammo to a player that already had this gun.
// if the player is just getting this gun for the first time, DefaultTouch will play the "picked up gun" sound for us.
EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/9mmclip1.wav", 1, ATTN_NORM);
}
}
return iIdAmmo > 0 ? TRUE : FALSE;
}
BOOL CBasePlayerWeapon :: AddSecondaryAmmo( int iCount, char *szName, int iMax )
{
int iIdAmmo;
iIdAmmo = m_pPlayer->GiveAmmo( iCount, szName, iMax );
//m_pPlayer->m_rgAmmo[m_iSecondaryAmmoType] = iMax; // hack for testing
if (iIdAmmo > 0)
{
m_iSecondaryAmmoType = iIdAmmo;
EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/9mmclip1.wav", 1, ATTN_NORM);
}
return iIdAmmo > 0 ? TRUE : FALSE;
}
//=========================================================
// IsUseable - this function determines whether or not a
// weapon is useable by the player in its current state.
// (does it have ammo loaded? do I have any ammo for the
// weapon?, etc)
//=========================================================
BOOL CBasePlayerWeapon :: IsUseable( void )
{
if ( m_iClip <= 0 )
{
if ( m_pPlayer->m_rgAmmo[ PrimaryAmmoIndex() ] <= 0 && iMaxAmmo1() != -1 )
{
// clip is empty (or nonexistant) and the player has no more ammo of this type.
return FALSE;
}
}
return TRUE;
}
BOOL CBasePlayerWeapon :: CanDeploy( void )
{
BOOL bHasAmmo = 0;
if ( !pszAmmo1() )
{
// this weapon doesn't use ammo, can always deploy.
return TRUE;
}
if ( pszAmmo1() )
{
bHasAmmo |= (m_pPlayer->m_rgAmmo[m_iPrimaryAmmoType] != 0);
}
if ( pszAmmo2() )
{
bHasAmmo |= (m_pPlayer->m_rgAmmo[m_iSecondaryAmmoType] != 0);
}
if (m_iClip > 0)
{
bHasAmmo |= 1;
}
if (!bHasAmmo)
{
return FALSE;
}
return TRUE;
}
BOOL CBasePlayerWeapon :: DefaultDeploy( char *szViewModel, char *szWeaponModel, int iAnim, char *szAnimExt, int skiplocal /* = 0 */, int body )
{
if (!CanDeploy( ))
return FALSE;
m_pPlayer->TabulateAmmo();
m_pPlayer->pev->viewmodel = MAKE_STRING(szViewModel);
m_pPlayer->pev->weaponmodel = MAKE_STRING(szWeaponModel);
strcpy( m_pPlayer->m_szAnimExtention, szAnimExt );
SendWeaponAnim( iAnim, skiplocal, body );