/*
 * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license, you may redistribute it and/or modify it under version 2 of the License, or (at your option), any later version.
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 */

#ifndef ACORE_OBJECTDEFINES_H
#define ACORE_OBJECTDEFINES_H

#include "Define.h"

#define CONTACT_DISTANCE            0.5f
#define INTERACTION_DISTANCE        5.5f
#define ATTACK_DISTANCE             5.0f
#define MAX_SEARCHER_DISTANCE       150.0f // pussywizard: replace the use of MAX_VISIBILITY_DISTANCE in searchers, because MAX_VISIBILITY_DISTANCE is quite too big for this purpose
#define MAX_VISIBILITY_DISTANCE     250.0f // max distance for visible objects, experimental
#define VISIBILITY_INC_FOR_GOBJECTS 30.0f // pussywizard
#define VISIBILITY_COMPENSATION     15.0f // increase searchers
#define SPELL_SEARCHER_COMPENSATION 30.0f // increase searchers size in case we have large npc near cell border
#define VISIBILITY_DIST_WINTERGRASP 175.0f
#define SIGHT_RANGE_UNIT            50.0f
#define DEFAULT_VISIBILITY_DISTANCE 90.0f // default visible distance, 90 yards on continents
#define DEFAULT_VISIBILITY_INSTANCE 120.0f // default visible distance in instances, 120 yards
#define DEFAULT_VISIBILITY_BGARENAS 150.0f // default visible distance in BG/Arenas, 150 yards

#define DEFAULT_WORLD_OBJECT_SIZE   0.388999998569489f      // player size, also currently used (correctly?) for any non Unit world objects
#define DEFAULT_COMBAT_REACH        1.5f
#define MIN_MELEE_REACH             2.0f
#define NOMINAL_MELEE_RANGE         5.0f
#define MELEE_RANGE                 (NOMINAL_MELEE_RANGE - MIN_MELEE_REACH * 2) //center to center for players
#define DEFAULT_COLLISION_HEIGHT    2.03128f // Most common value in dbc

// used for creating values for respawn for example
inline uint32 PAIR64_HIPART(uint64 x);
inline uint32 PAIR64_LOPART(uint64 x);
inline uint16 MAKE_PAIR16(uint8 l, uint8 h);
inline uint32 MAKE_PAIR32(uint16 l, uint16 h);
inline uint16 PAIR32_HIPART(uint32 x);
inline uint16 PAIR32_LOPART(uint32 x);

uint32 PAIR64_HIPART(uint64 x)
{
    return (uint32)((x >> 32) & UI64LIT(0x00000000FFFFFFFF));
}

uint32 PAIR64_LOPART(uint64 x)
{
    return (uint32)(x & UI64LIT(0x00000000FFFFFFFF));
}

uint16 MAKE_PAIR16(uint8 l, uint8 h)
{
    return uint16(l | (uint16(h) << 8));
}

uint32 MAKE_PAIR32(uint16 l, uint16 h)
{
    return uint32(l | (uint32(h) << 16));
}

uint16 PAIR32_HIPART(uint32 x)
{
    return (uint16)((x >> 16) & 0x0000FFFF);
}

uint16 PAIR32_LOPART(uint32 x)
{
    return (uint16)(x & 0x0000FFFF);
}

#endif