/* AMX Mod X 
 *   Natural Selection Module 
 * 
 * by the AMX Mod X Development Team 
 *
 * This file is part of AMX Mod X. 
 * 
 * 
 *  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 
 * 
 *  In addition, as a special exception, the author gives permission to 
 *  link the code of this program with the Half-Life Game Engine ("HL 
 *  Engine") and Modified Game Libraries ("MODs") developed by Valve, 
 *  L.L.C ("Valve"). You must obey the GNU General Public License in all 
 *  respects for all of the code used other than the HL Engine and MODs 
 *  from Valve. If you modify this file, you may extend this exception 
 *  to your version of the file, but you are not obligated to do so. If 
 *  you do not wish to do so, delete this exception statement from your 
 *  version. 
 */ 

/* Inlined replacements for INDEXENT/ENTINDEX
 * It only really removes the overhead of the push/jump
 * but since INDEXENT/ENTINDEX are used a lot with amxx
 * it might be beneficial to include.
 * NOTE: Bad stuff will happen if you call these before
 *       NEW_Initialize()
 * NOTE: No bounds checking is done because natives
 *       should use their own bounds checking!
 */

#ifndef NEW_UTIL_H
#define NEW_UTIL_H


extern edict_t *NEW_FirstEdict;
extern bool NEW_Initialized;

/**
 * This is called on the first Spawn() ever hooked.  This would be worldspawn (index 0)
 */
inline void NEW_Initialize(edict_t *Entity)
{
	// call the HL Engine ENTINDEX to make sure this is index 0

	int index=ENTINDEX(Entity);

	if (index==0)
	{
		NEW_FirstEdict=Entity;
		NEW_Initialized=true;
		return;
	}

	// This is not worldspawn?
	// compensate
	NEW_FirstEdict=Entity - index;
	NEW_Initialized=true;
}


/**
 * Converts an integer index into an edict pointer
 */
inline edict_t *INDEXENT_NEW(const int Index)
{
	return (edict_t *)(NEW_FirstEdict + Index);
};

/**
 * Converts an edict pointer into an integer index
 */
inline int ENTINDEX_NEW(const edict_t *Ent)
{
	return (int)(Ent - NEW_FirstEdict);
};

// Inlined replacement of MF_GetAmxAddr


// straight from amxmodx's string.cpp; no need for this to be an api call
inline cell *MF_GetAmxAddr_NEW(AMX *amx, cell amx_addr)
{
	return (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
};


#endif // NEW_UTIL_H