local function sampGetMeasuredTextSize(text)
	print"8"
    if not g_fonts then print("g_fonts error"); return nil end
    measureTextFunc(g_fonts, size, text, bit.bor(0x0000, 0x400)) -- DT_LEFT | DT_NOCLIP
	print"7"
    return size
end

какие несостыковки, неполадки, проблемы, ошибки могут быть связаны в мое коде с этой функцей и функцией measureTextFunc?

весь код
local ffi = require 'ffi'

-- СТРУКТУРЫ ХУЮРЫ
ffi.cdef[[
typedef struct {
    float x;
    float y;
    float z;
} CVector;

typedef struct {
    long cx;
    long cy;
} SIZE;
void* GetModuleHandleA(const char* moduleName);
]]


--HOOKS 
-- https://www.blast.hk/threads/39138
local hook = {hooks = {}}
addEventHandler('onScriptTerminate', function(scr)
    if scr == script.this then
        for i, hook in ipairs(hook.hooks) do
            if hook.status then
                hook.stop()
            end
        end
    end
end)
ffi.cdef [[
    int VirtualProtect(void* lpAddress, unsigned long dwSize, unsigned long flNewProtect, unsigned long* lpflOldProtect);
]]
function hook.new(cast, callback, hook_addr, size)
    jit.off(callback, true) --off jit compilation | thx FYP
    local size = size or 5
    local new_hook = {}
    local detour_addr = tonumber(ffi.cast('intptr_t', ffi.cast('void*', ffi.cast(cast, callback))))
    local void_addr = ffi.cast('void*', hook_addr)
    local old_prot = ffi.new('unsigned long[1]')
    local org_bytes = ffi.new('uint8_t[?]', size)
    ffi.copy(org_bytes, void_addr, size)
    local hook_bytes = ffi.new('uint8_t[?]', size, 0x90)
    hook_bytes[0] = 0xE9
    ffi.cast('uint32_t*', hook_bytes + 1)[0] = detour_addr - hook_addr - 5
    new_hook.call = ffi.cast(cast, hook_addr)
    new_hook.status = false
    local function set_status(bool)
        new_hook.status = bool
        ffi.C.VirtualProtect(void_addr, size, 0x40, old_prot)
        ffi.copy(void_addr, bool and hook_bytes or org_bytes, size)
        ffi.C.VirtualProtect(void_addr, size, old_prot[0], old_prot)
    end
    new_hook.stop = function() set_status(false) end
    new_hook.start = function() set_status(true) end
    new_hook.start()
    table.insert(hook.hooks, new_hook)
    return setmetatable(new_hook, {
        __call = function(self, ...)
            self.stop()
            local res = self.call(...)
            self.start()
            return res
        end
    })
end
--HOOKS


-- -- Definice pro operace souvisejici s textovym merenim
-- local OFFSET_CFONTS = 0x21A0FC  -- Predpokladany ofset
-- local OFFSET_MEASURE_TEXT_FUNC = 0x66BD0  -- Predpokladany ofset
-- local SAMP_BASE = getModuleHandle('samp.dll')
-- -- Definice funkci, ktere se vyuzivaji v ruznych castech skriptu
-- local drawHealthBarFuncAddress = SAMP_BASE + 0x689C0
-- local g_fonts_address = ffi.cast("void**", SAMP_BASE + OFFSET_CFONTS)
-- local g_fonts = ffi.cast("void*", g_fonts_address[0])
-- local drawHealthBarFunc = ffi.cast("void(__thiscall*)(void*, CVector*, float, float, float)", drawHealthBarFuncAddress)
-- local size = ffi.new("SIZE")
-- local measureTextFunc = ffi.cast("void(__thiscall*)(void*, SIZE*, const char*, int)", SAMP_BASE + OFFSET_MEASURE_TEXT_FUNC) -- вынес из sampGetMeasuredTextSize ибо крашило как раз на этом моменте
-- local getBonePositionFunc = ffi.cast("int (__thiscall*)(void*, float*, int, bool)", 0x5E4280)
-- local textId = 2014
-- local position = ffi.new("CVector")

-- Definition of offsets and base addresses
local SAMP_BASE                  = getModuleHandle('samp.dll')  -- Base address of samp.dll
local OFFSET_CFONTS              = 0x21A0FC                     -- Expected offset for fonts
local OFFSET_MEASURE_TEXT_FUNC   = 0x66BD0                      -- Expected offset for text measurement function

-- Definition of function addresses using base address and offsets
local g_fonts_address            = ffi.cast("void**", SAMP_BASE + OFFSET_CFONTS)
local g_fonts                    = ffi.cast("void*", g_fonts_address[0])
local drawHealthBarFuncAddress   = SAMP_BASE + 0x689C0
local drawHealthBarFunc          = ffi.cast("void(__thiscall*)(void*, CVector*, float, float, float)", drawHealthBarFuncAddress)

-- Function for measuring text size (isolated due to stability issues)
local measureTextFunc            = ffi.cast("void(__thiscall*)(void*, SIZE*, const char*, int)", SAMP_BASE + OFFSET_MEASURE_TEXT_FUNC)

-- Other needed function definitions
local getBonePositionFunc        = ffi.cast("int (__thiscall*)(void*, float*, int, bool)", 0x5E4280)

-- Storage for size and position data
local size                       = ffi.new("SIZE")
local position                   = ffi.new("CVector")

-- Additional script-specific variables
local textId                     = 2014


local function sampGetMeasuredTextSize(text)
	print"8"
    if not g_fonts then print("g_fonts error"); return nil end
    measureTextFunc(g_fonts, size, text, bit.bor(0x0000, 0x400)) -- DT_LEFT | DT_NOCLIP
	print"7"
    return size
end

-- Funkce pro ziskani polohy casti tela
local function getBodyPartCoordinates(boneId, pedHandle)
	print"6"
    local pedPointer = getCharPointer(pedHandle)
    local coordinates = ffi.new("float[3]")
    getBonePositionFunc(ffi.cast("void*", pedPointer), coordinates, boneId, true)
	print"5"
    return coordinates[0], coordinates[1], coordinates[2]
end

-- Funkce vypoctu offsetu
function f(x)
    return 0.84 + 0.0216625 * (x - 10)
end

-- Hook pro upraveni chovani EndHealthBar
function EndHealthBarHook(playerTags)
	print"4"
    local handle = playerPed
    
    if sampIs3dTextDefined(textId) then
    
        sampDestroy3dText(textId)
    end
	
    if sampIs3dTextDefined(textId + 1) then
    
        sampDestroy3dText(textId + 1)
    end
	
	print"3"
    local charX, charY, charZ = getCharCoordinates(playerPed)
    local limbX, limbY, limbZ = getBodyPartCoordinates(8, playerPed)
    local cameraX, cameraY, cameraZ = getActiveCameraCoordinates()
    local cameraDistance = getDistanceBetweenCoords3d(charX, charY, charZ, cameraX, cameraY, cameraZ)
    local text = "{ffffff}pururin (30)"
    local measuredSize = sampGetMeasuredTextSize(text)
    local offse = f(measuredSize.cy)
	
	
	print"2"
    position.x, position.y, position.z = limbX, limbY, limbZ
    drawHealthBarFunc(playerTags, position, 56.0, 0.0, cameraDistance)
    limbZ = limbZ + 0.21 + ((cameraDistance * 0.047499999) * offse)
    limbZ2 = limbZ + ((cameraDistance * 0.047499999) * offse) / 2
    sampCreate3dTextEx(textId, text, 0xFFFFFFFF, limbX, limbY, limbZ, 600, false, -1, -1)
    sampCreate3dTextEx(textId + 1, "{d0aeeb} * patrzcie, umiem grac roleplay", 0xFFFFFFFF, limbX, limbY, limbZ2, 600, false, -1, -1)
	print"1"
    return EndHealthBar(playerTags)
end

-- Main funkce pro spusteni hooku
function main()
    EndHealthBarFuncAddress = SAMP_BASE + 0x68670
    EndHealthBar = hook.new(
        'void* (__thiscall *)(void *this)',
        EndHealthBarHook,
        EndHealthBarFuncAddress
    )
end