u_entmgr.c

/*       D-Day: Normandy by Vipersoft
 ************************************
 *   $Source: /usr/local/cvsroot/dday/src/u_entmgr.c,v $
 *   $Revision: 1.7 $
 *   $Date: 2002/06/04 19:49:50 $
 *
 ***********************************

Copyright (C) 2002 Vipersoft

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

/*
 u_entmgr.c

 vjj

 This file contains the functions that a user would call to insert their
 items into the itemlist[] and entities into the spawns[].

*/

#include "g_local.h"

#define EMPTY_NAME   "*none*"

//these are the Entity functions
//These functions allow the user to insert and remove types of entities from
//the spawns[].
//we need to be able to access the spawns[]

extern spawn_t spawns[];

//add an item to the itemlist array. Note that once you request a spot, it
//forever increases the number of items in the list,  even if you remove the
//weapon.
//Note that most of the items in the item struct are pointers. No copy of the
//data is performed. You must maintain a copy of the data in your dll!
//You also have to pass in a spawn_t struct that tells how to spawn your
//item.
gitem_t* InsertItem(gitem_t* it, spawn_t* spawnInfo)
{
	int i, inc_items;
	gitem_t* spot;
	spawn_t* spspot, * s;

	inc_items = 0;
	spot = NULL;
	//first, we want to find a place for the item.
	for (i = 1; i < game.num_items && !spot; i++)
		if (itemlist[i].classname && !Q_stricmp(itemlist[i].classname, EMPTY_NAME))
			spot = &itemlist[i];

	//if we didn't find an empty slot, see if we can create one
	if (!spot && i < MAX_ITEMS)
	{
		spot = &itemlist[i];

		inc_items = 1;
	}

	if (spot)
	{
		//found a place in the item list, need to see if we can insert
		//the spawn function befrore we can insert item
		spspot = NULL;

		for (s = spawns, i = 0; i < MAX_EDICTS && s->name; i++, s++)
			if (s->name && !Q_stricmp(s->name, EMPTY_NAME))
				spspot = s;

		//if we didn't find an empty slot, see if we can create one
		if (!spspot && !s->name && i < (MAX_EDICTS - 1)) //want to leave {NULL,NULL}
			spspot = s;

		//OK, fill spot in with the stuff the user sent in
		if (spspot)
		{
			*spspot = *spawnInfo;

			*spot = *it;            //OK, fill spot in with the stuff the user sent in
			if (inc_items) game.num_items++;
		}
	}

	//gi.dprintf("InsertItem: %s -> %s\n", it->classname, it->pickup_name);

	PrecacheItem(it); //pbowens: precache team items
	return spot;
}