ReadProcessMemory from a .DLL with offset

#include "stdafx.h"
#include <windows.h>
#include <iostream>
#include <stdio.h>
#include <TlHelp32.h>


__int64 GetModuleBaseAddress(LPCWSTR szProcessName, LPCWSTR szModuleName)
{
	HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
	PROCESSENTRY32 pe32;

	if (hSnap == INVALID_HANDLE_VALUE)
	{
		return 0;
	}
	pe32.dwSize = sizeof(PROCESSENTRY32);
	if (Process32First(hSnap, &pe32) == 0)
	{
		CloseHandle(hSnap);
		return 0;
	}

	do
	{
		if (lstrcmp(pe32.szExeFile, szProcessName) == 0)
		{
			int PID;
			PID = pe32.th32ProcessID;

			HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, PID);
			MODULEENTRY32 xModule;

			if (hSnap == INVALID_HANDLE_VALUE)
			{
				return 0;
			}
			xModule.dwSize = sizeof(MODULEENTRY32);
			if (Module32First(hSnap, &xModule) == 0)
			{
				CloseHandle(hSnap);
				return 0;
			}

			do
			{
				if (lstrcmp(xModule.szModule, szModuleName) == 0)
				{
					CloseHandle(hSnap);
					return (__int64)xModule.modBaseAddr;
				}
			} while (Module32Next(hSnap, &xModule));
			CloseHandle(hSnap);
			return 0;
		}
	} while (Process32Next(hSnap, &pe32));
	CloseHandle(hSnap);
	return 0;
}

int main()
{
	wchar_t* wCharWindowName = L"Grand Theft Auto V";
	wchar_t* GameTitle = L"GTA5.exe";
	
	HWND WindowHandle = FindWindow(NULL, wCharWindowName);
	
	__int64 baseaddr = GetModuleBaseAddress(GameTitle, GameTitle);
	DWORD PlayerInfo = 0x1B29400;
	DWORD PlayerOffset = 0x280;
	float value = 0; 
	
	DWORD pid; 
	GetWindowThreadProcessId(WindowHandle, &pid); 
	HANDLE phandle = OpenProcess(PROCESS_ALL_ACCESS, 0, pid); 
	while (1)  
	{
		float Life = 0;
		__int64  pLifeAddress = 0;
			
		ReadProcessMemory(phandle, (void*)(baseaddr + PlayerInfo), &pLifeAddress, sizeof(pLifeAddress), 0);
		ReadProcessMemory(phandle, (void*)(pLifeAddress + PlayerOffset), &Life, sizeof(Life), 0);
		std::cout << "Life: "<< Life << "\n";
		Sleep(1000);
	}
	return 0;
}