D3D Hook ve ImGui Kullanımı [Video Ders] - [CSGO]

#include <Windows.h>
#include "detours.h"
#include <d3d9.h>
#include <iostream> 
#pragma comment (lib, "d3d9.lib")#include "imgui/imgui.h"
#include "imgui/imgui_impl_dx9.h"
#include "imgui/imgui_impl_win32.h" 
#define HOOK(func,addy)    
o##func = (t##func)DetourFunction((PBYTE)addy,(PBYTE)hk##func)
#define ES    
0typedef HRESULT(WINAPI* tEndScene)(LPDIRECT3DDEVICE9 pDevice);
LRESULT CALLBACK MsgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { return DefWindowProc(hwnd, uMsg, wParam, lParam); }
tEndScene oEndScene; 
LPCSTR windowName = "Counter-Strike: Global Offensive";
WNDPROC oWndProc;
extern LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);

HRESULT WINAPI hkEndScene(LPDIRECT3DDEVICE9 pDevice)
{

    /* Ekranda biþey çizdirmek istediðimiz de bu fonksiyon altýna yazmamýz gerekiyor. :D*/
    /*D3DRECT BarRect = { 100, 100, 200, 200 };
    pDevice->Clear(1, &BarRect, D3DCLEAR_TARGET, D3DCOLOR_ARGB(1, 1, 1, 1), 0.0f, 0); // was black because its upp to 255 and not 0 to 1 :')*/
    static bool init = true;
    if (init)
    {
        init = false;
        ImGui::CreateContext();
        ImGuiIO& io = ImGui::GetIO();
        ImGui_ImplWin32_Init(FindWindowA(NULL, windowName));
        ImGui_ImplDX9_Init(pDevice);
    }
    ImGui_ImplDX9_NewFrame();
    ImGui_ImplWin32_NewFrame();
    ImGui::NewFrame();
    //

    /*imgui kullanma alaný*/
    ImGui::ShowDemoWindow();

    //mebu son
    ImGui::EndFrame();
    ImGui::Render();
    ImGui_ImplDX9_RenderDrawData(ImGui::GetDrawData());

    return oEndScene(pDevice);
}

void DX_Init(DWORD* table)
{
    WNDCLASSEX wc = { sizeof(WNDCLASSEX),CS_CLASSDC,MsgProc,0L,0L,GetModuleHandle(NULL),NULL,NULL,NULL,NULL,"DX",NULL };
    RegisterClassEx(&wc);
    HWND hWnd = CreateWindow("DX", NULL, WS_OVERLAPPEDWINDOW, 100, 100, 300, 300, GetDesktopWindow(), NULL, wc.hInstance, NULL);
    LPDIRECT3D9 pD3D = Direct3DCreate9(D3D_SDK_VERSION);
    D3DPRESENT_PARAMETERS d3dpp;
    ZeroMemory(&d3dpp, sizeof(d3dpp));
    d3dpp.Windowed = TRUE;
    d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
    d3dpp.BackBufferFormat = D3DFMT_UNKNOWN;
    LPDIRECT3DDEVICE9 pd3dDevice;
    pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hWnd, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &pd3dDevice);
    DWORD* pVTable = (DWORD*)pd3dDevice;
    pVTable = (DWORD*)pVTable[0];
    table[ES] = pVTable[42];
    DestroyWindow(hWnd);
}

LRESULT __stdcall WndProc(const HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {

    if (true && ImGui_ImplWin32_WndProcHandler(hWnd, uMsg, wParam, lParam))
        return true;

    return CallWindowProc(oWndProc, hWnd, uMsg, wParam, lParam);
}

DWORD WINAPI MyThread(LPVOID)
{
    HWND  window = FindWindowA(NULL, windowName);
    oWndProc = (WNDPROC)SetWindowLongPtr(window, GWL_WNDPROC, (LONG_PTR)WndProc);
    DWORD VTable[3] = { 0 };
    while (GetModuleHandle("d3d9.dll") == NULL) {
        Sleep(250);
    }
    DX_Init(VTable);
    HOOK(EndScene, VTable[ES]);
    return 0;
}

BOOL WINAPI DllMain(HMODULE hModule, DWORD dwReason, LPVOID lpvReserved)
{
    if (dwReason == DLL_PROCESS_ATTACH) {
        CreateThread(0, 0, MyThread, 0, 0, 0);
    }
    return TRUE;
}