function H2I takes handle h returns integer
    return h
    return 0
endfunction

function I2U takes integer i returns unit
    return i
    return null
endfunction

function H2S takes handle h returns string
    return I2S(H2I(h))
endfunction

function lc takes nothing returns gamecache
    if bj_lastCreatedGameCache == null then
        call FlushGameCache(InitGameCache("localcache.w3v"))
        set bj_lastCreatedGameCache = InitGameCache("localcache.w3v")
    endif
    return bj_lastCreatedGameCache
endfunction

function R2A takes real r returns real
    if r >= 360 then
        return r - 360
    endif
    return r
endfunction

function SetUnitFlyAbility takes unit u returns nothing
    call UnitAddAbility(u, 'Amrf')
    call UnitRemoveAbility(u, 'Amrf')
endfunction

function OffsetX takes real x, real dist, real angle returns real
    return x + dist * Cos(angle * bj_DEGTORAD)
endfunction

function OffsetY takes real y, real dist, real angle returns real
    return y + dist * Sin(angle * bj_DEGTORAD)
endfunction

function AngleBetweenXY takes real x1, real y1, real x2, real y2 returns real
    return bj_RADTODEG * Atan2(y2 - y1, x2 - x1)
endfunction

function DistanceBetweenXY takes real x1, real y1, real x2, real y2 returns real
    return SquareRoot((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1))
endfunction

function GetParabolaHeight takes real power, real dist, real len returns real
    return power * (dist / len) * (len - dist)
endfunction