forked from valve/halflife-sdk
162 lines
3.3 KiB
C++
162 lines
3.3 KiB
C++
/***
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*
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* Copyright (c) 1996-2001, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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/*
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===== items.cpp ========================================================
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functions governing the selection/use of weapons for players
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*/
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#include "extdll.h"
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#include "util.h"
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#include "cbase.h"
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#include "weapons.h"
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#include "player.h"
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#include "items.h"
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#include "gamerules.h"
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extern int gmsgItemPickup;
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class CWorldItem : public CBaseEntity
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{
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public:
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void KeyValue(KeyValueData *pkvd );
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void Spawn( void );
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int m_iType;
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};
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LINK_ENTITY_TO_CLASS(world_items, CWorldItem);
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void CWorldItem::KeyValue(KeyValueData *pkvd)
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{
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if (FStrEq(pkvd->szKeyName, "type"))
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{
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m_iType = atoi(pkvd->szValue);
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pkvd->fHandled = TRUE;
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}
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else
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CBaseEntity::KeyValue( pkvd );
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}
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void CWorldItem::Spawn( void )
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{
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CBaseEntity *pEntity = NULL;
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switch (m_iType)
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{
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case 42: // ITEM_ANTIDOTE:
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pEntity = CBaseEntity::Create( "item_antidote", pev->origin, pev->angles );
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break;
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case 43: // ITEM_SECURITY:
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pEntity = CBaseEntity::Create( "item_security", pev->origin, pev->angles );
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break;
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}
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if (!pEntity)
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{
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ALERT( at_console, "unable to create world_item %d\n", m_iType );
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}
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else
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{
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pEntity->pev->target = pev->target;
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pEntity->pev->targetname = pev->targetname;
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pEntity->pev->spawnflags = pev->spawnflags;
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}
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REMOVE_ENTITY(edict());
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}
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void CItem::Spawn( void )
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{
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pev->movetype = MOVETYPE_TOSS;
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pev->solid = SOLID_TRIGGER;
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UTIL_SetOrigin( pev, pev->origin );
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UTIL_SetSize(pev, Vector(-16, -16, 0), Vector(16, 16, 16));
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SetTouch(&CItem::ItemTouch);
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if (DROP_TO_FLOOR(ENT(pev)) == 0)
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{
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ALERT(at_error, "Item %s fell out of level at %f,%f,%f", STRING( pev->classname ), pev->origin.x, pev->origin.y, pev->origin.z);
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UTIL_Remove( this );
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return;
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}
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}
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extern int gEvilImpulse101;
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void CItem::ItemTouch( CBaseEntity *pOther )
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{
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// if it's not a player, ignore
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if ( !pOther->IsPlayer() )
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{
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return;
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}
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CBasePlayer *pPlayer = (CBasePlayer *)pOther;
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// ok, a player is touching this item, but can he have it?
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if ( !g_pGameRules->CanHaveItem( pPlayer, this ) )
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{
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// no? Ignore the touch.
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return;
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}
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if (MyTouch( pPlayer ))
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{
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SUB_UseTargets( pOther, USE_TOGGLE, 0 );
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SetTouch( NULL );
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// player grabbed the item.
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g_pGameRules->PlayerGotItem( pPlayer, this );
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if ( g_pGameRules->ItemShouldRespawn( this ) == GR_ITEM_RESPAWN_YES )
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{
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Respawn();
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}
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else
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{
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UTIL_Remove( this );
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}
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}
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else if (gEvilImpulse101)
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{
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UTIL_Remove( this );
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}
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}
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CBaseEntity* CItem::Respawn( void )
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{
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SetTouch( NULL );
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pev->effects |= EF_NODRAW;
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UTIL_SetOrigin( pev, g_pGameRules->VecItemRespawnSpot( this ) );// blip to whereever you should respawn.
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SetThink ( &CItem::Materialize );
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pev->nextthink = g_pGameRules->FlItemRespawnTime( this );
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return this;
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}
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void CItem::Materialize( void )
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{
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if ( pev->effects & EF_NODRAW )
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{
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pev->effects &= ~EF_NODRAW;
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pev->effects |= EF_MUZZLEFLASH;
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}
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SetTouch( &CItem::ItemTouch );
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}
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