#ifndef _MACROS_H_
#define _MACROS_H_

#define ARRAY_COUNT(arr) (s32)(sizeof(arr) / sizeof(arr[0]))
#define ARRAY_COUNTU(arr) (u32)(sizeof(arr) / sizeof(arr[0]))

#define SQ(x) ((x)*(x))
#define ABS(x) ((x) >= 0 ? (x) : -(x))
#define DECR(x) ((x) == 0 ? 0 : --(x))

#define LINK_IS_ADULT (gSaveContext.linkAge == 0)
#define LINK_IS_CHILD (gSaveContext.linkAge == 1)
#define YEARS_CHILD 5
#define YEARS_ADULT 17
#define LINK_AGE_IN_YEARS (!LINK_IS_ADULT ? YEARS_CHILD : YEARS_ADULT)

#define IS_DAY (gSaveContext.nightFlag == 0)
#define IS_NIGHT (gSaveContext.nightFlag == 1)

#define SLOT(item) gItemSlots[item]
#define INV_CONTENT(item) gSaveContext.inventory.items[SLOT(item)]
#define AMMO(item) gSaveContext.inventory.ammo[SLOT(item)]
#define BEANS_BOUGHT AMMO(ITEM_BEAN + 1)

#define ALL_EQUIP_VALUE(equip) ((s32)(gSaveContext.inventory.equipment & gEquipMasks[equip]) >> gEquipShifts[equip])
#define CUR_EQUIP_VALUE(equip) ((s32)(gSaveContext.equips.equipment & gEquipMasks[equip]) >> gEquipShifts[equip])
#define CHECK_OWNED_EQUIP(equip, value) ((gBitFlags[value] << gEquipShifts[equip]) & gSaveContext.inventory.equipment)

#define CUR_UPG_VALUE(upg) ((s32)(gSaveContext.inventory.upgrades & gUpgradeMasks[upg]) >> gUpgradeShifts[upg])
#define CAPACITY(upg, value) gUpgradeCapacities[upg][value]
#define CUR_CAPACITY(upg) CAPACITY(upg, CUR_UPG_VALUE(upg))

#define CHECK_QUEST_ITEM(item) (gSaveContext.inventory.questItems & gBitFlags[item])
#define CHECK_DUNGEON_ITEM(item, dungeonIndex) (gSaveContext.inventory.dungeonItems[dungeonIndex] & gBitFlags[item])

#define GET_GS_FLAGS(index) \
    ((gSaveContext.gsFlags[(index) >> 2] & gGsFlagsMask[(index) & 3]) >> gGsFlagsShift[(index) & 3])
#define SET_GS_FLAGS(index, value) \
    (gSaveContext.gsFlags[(index) >> 2] |= (value) << gGsFlagsShift[(index) & 3])

#define HIGH_SCORE(score) (gSaveContext.highScores[score])

#define GET_PLAYER(play) ((Player*)(play)->actorCtx.actorLists[ACTORCAT_PLAYER].head)

#define ADJUST_F32_FOR_FRAMERATE(f) ((2.0f * f) / 3.0f)
#define ADJUST_S32_FOR_FRAMERATE(s) ((3 * s) / 2)

#define ADJUST_FRAMECOUNT(x) ((s32)((f32)(3 * x) / SREG(30) + 0.5f))

#endif