Cleaned a bit hooks and added sanity checks.

generate_game_infos/generate_game_infos.cpp

@@ -0,0 +1,241 @@
+#include <iostream>
+#include <string>
+#include <sstream>
+#include <vector>
+#include <cstdint>
+#include <fstream>
+#include <iomanip>
+
+#include <curl/curl.h>
+#include <json/json.hpp>
+
+class CurlGlobal
+{
+    bool _init;
+
+    CurlGlobal() :_init(false) {}
+
+    ~CurlGlobal() { cleanup(); }
+
+public:
+    static CurlGlobal& Inst()
+    {
+        static CurlGlobal _this;
+        return _this;
+    }
+
+    CURLcode init(long flags = CURL_GLOBAL_DEFAULT) { return curl_global_init(flags); }
+    void cleanup()
+    {
+        if (_init)
+        {
+            curl_global_cleanup();
+            _init = false;
+        }
+    }
+};
+
+class CurlEasy
+{
+    CURL* _me;
+    bool _init;
+    std::string _buffer;
+
+    static int writer(char* data, size_t size, size_t nmemb,
+        CurlEasy* _this)
+    {
+        if (_this == nullptr)
+            return 0;
+
+        _this->_buffer.append(data, size * nmemb);
+
+        return size * nmemb;
+    }
+
+public:
+    CurlEasy() :_me(nullptr), _init(false) {}
+    ~CurlEasy() { cleanup(); }
+
+    bool init()
+    {
+        _init = (_me = curl_easy_init()) != nullptr;
+        if (_init)
+        {
+            if (curl_easy_setopt(_me, CURLOPT_WRITEFUNCTION, writer) != CURLE_OK)
+            {
+                cleanup();
+                return false;
+            }
+
+            if (curl_easy_setopt(_me, CURLOPT_WRITEDATA, this) != CURLE_OK)
+            {
+                cleanup();
+                return false;
+            }
+        }
+        return _init;
+    }
+
+    void cleanup()
+    {
+        if (_init)
+        {
+            curl_easy_cleanup(_me);
+        }
+    }
+
+    CURLcode set_url(const std::string& url)
+    {
+        return curl_easy_setopt(_me, CURLOPT_URL, url.c_str());
+    }
+
+    CURLcode skip_verifypeer(bool skip = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_SSL_VERIFYPEER, skip ? 0L : 1L);
+    }
+
+    CURLcode skip_verifhost(bool skip = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_SSL_VERIFYHOST, skip ? 0L : 1L);
+    }
+
+    CURLcode connect_only(bool connect = true)
+    {
+        return curl_easy_setopt(_me, CURLOPT_CONNECT_ONLY, connect ? 1L : 0L);
+    }
+
+    CURLcode perform()
+    {
+        _buffer.clear();
+        return curl_easy_perform(_me);
+    }
+
+    CURLcode recv(void* buffer, size_t buflen, size_t* read_len)
+    {
+        return curl_easy_recv(_me, buffer, buflen, read_len);
+    }
+
+    CURLcode get_html_code(long& code)
+    {
+        return curl_easy_getinfo(_me, CURLINFO_RESPONSE_CODE, &code);
+    }
+
+    std::string const& get_answer() const { return _buffer; }
+};
+
+// Get all steam appid with their name: http://api.steampowered.com/ISteamApps/GetAppList/v2/
+// Steam storefront webapi: https://wiki.teamfortress.com/wiki/User:RJackson/StorefrontAPI
+// http://api.steampowered.com/ISteamUserStats/GetSchemaForGame/v2/?key=<key>&appid=<appid>
+/*
+{
+  "game" : {
+    "gameName" : "<name>",
+    "availableGameStats" : {
+      "achievements" : {
+        ("<id>" : {
+          "name" : "achievement_name",
+          "displayName" : "achievement name on screen",
+          "hidden" : (0|1),
+          ["description" : "<desc>",]
+          "icon" : "<url to icon when achievement is earned>",
+          "icongray" : "<url to icon when achievement is not earned>"
+        },
+        ...)
+      }
+    }
+  }
+}
+*/
+// Get appid infos: http://store.steampowered.com/api/appdetails/?appids=218620
+/*
+"appid" : {
+  "success" : (true|false),
+  (success == true "data" : {
+    ...
+    "name" : "<name>",
+    "steam_appid" : <appid>,
+    (OPT "dlc" : [<dlc id>, <dlc id>]),
+    "header_image" : "<miniature url>" <-- Use this in the overlay ?
+    (OPT "achievements" : {
+      "total" : <num of achievements>
+    }),
+    "background" : "<background url>" <-- Use this as the overlay background ?
+    (OPT "packages" : [<package id>, <package id>])
+  })
+}
+*/
+
+#ifdef max
+#undef max
+#endif
+//232090
+int main()
+{
+    CurlGlobal& cglobal = CurlGlobal::Inst();
+    cglobal.init();
+
+    CurlEasy easy;
+    if (easy.init())
+    {
+        std::string url;
+        std::string steam_apikey;
+        std::string app_id;
+
+        std::cout << "Enter the game appid: ";
+        std::cin >> app_id;
+        std::cout << "Enter your webapi key: ";
+        std::cin.clear();
+        std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        std::cin >> steam_apikey;
+
+        url = "http://api.steampowered.com/ISteamUserStats/GetSchemaForGame/v2/?key=";
+        url += steam_apikey;
+        url += "&appid=";
+        url += app_id;
+        easy.set_url(url);
+        easy.perform();
+        try
+        {
+            std::ofstream ach_file("achievements.json", std::ios::trunc | std::ios::out);
+            nlohmann::json json = nlohmann::json::parse(easy.get_answer());
+            nlohmann::json output_json = nlohmann::json::array();
+
+            bool first = true;
+            int i = 0;
+            for (auto& item : json["game"]["availableGameStats"]["achievements"].items())
+            {
+                output_json[i]["name"] = item.value()["name"];
+                output_json[i]["displayName"] = item.value()["displayName"];
+                output_json[i]["hidden"] = item.value()["hidden"];
+                try
+                {
+                    output_json[i]["description"] = item.value()["description"];
+                }
+                catch (...)
+                {
+                    output_json[i]["description"] = "";
+                }
+                output_json[i]["icon"] = item.value()["icon"];
+                output_json[i]["icongray"] = item.value()["icongray"];
+                output_json[i]["time_earned"] = 0;
+                output_json[i]["earned"] = 0;
+                ++i;
+            }
+            ach_file << std::setw(2) << output_json;
+        }
+        catch (std::exception& e)
+        {
+            std::cerr << "Failed to get infos: ";
+            long code;
+            if (easy.get_html_code(code) == CURLE_OK && code == 403)
+            {
+                std::cerr << "Error in webapi key";
+            }
+            else
+            {
+                std::cerr << "Error while parsing json. Try to go at " << url << " and see what you can do to build your achivements.json";
+            }
+            std::cerr << std::endl;
+        }
+    }
+}

generate_items_infos/generate_items_infos.cpp

@@ -0,0 +1,157 @@
+#define _CRT_SECURE_NO_WARNINGS
+
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <sstream>
+#include <vector>
+#include <iomanip>
+#include <thread>
+
+#include <json/json.hpp>
+#include <steam_gameserver.h>
+
+struct ClientCBS
+{
+    STEAM_CALLBACK(ClientCBS, OnSteamInventoryDefinitionUpdate, SteamInventoryDefinitionUpdate_t);
+    STEAM_CALLBACK(ClientCBS, OnSteamInventoryResultReady     , SteamInventoryResultReady_t);
+};
+
+bool definition_update = false;
+
+std::vector<std::string> split(const std::string& s, char delimiter)
+{
+    std::vector<std::string> tokens;
+    std::string token;
+    std::istringstream tokenStream(s);
+    while (std::getline(tokenStream, token, delimiter))
+    {
+        tokens.push_back(token);
+    }
+    return tokens;
+}
+
+void ClientCBS::OnSteamInventoryResultReady(SteamInventoryResultReady_t* param)
+{
+    switch (param->m_result)
+    {
+    case k_EResultOK: break;
+    case k_EResultPending: break;
+    }
+
+    if (param->m_handle)
+    {
+        SteamInventory()->DestroyResult(param->m_handle);
+    }
+}
+
+void ClientCBS::OnSteamInventoryDefinitionUpdate(SteamInventoryDefinitionUpdate_t* param)
+{
+    std::ofstream out("items.json", std::ios::out | std::ios::trunc);
+    nlohmann::json json = nlohmann::json::object();
+    SteamItemDef_t* items;
+    uint32 size = 0;
+    SteamInventory()->GetItemDefinitionIDs(nullptr, &size);
+    items = new SteamItemDef_t[size];
+    SteamInventory()->GetItemDefinitionIDs(items, &size);
+
+    definition_update = true;
+
+    std::cerr << "Creating json, please wait..." << std::endl;
+
+    for (int i = 0; i < size; ++i)
+    {
+        uint32 len;
+        len = 0;
+        if (SteamInventory()->GetItemDefinitionProperty(items[i], nullptr, nullptr, &len))
+        {
+            std::string buffer(len, '\0');
+            if (SteamInventory()->GetItemDefinitionProperty(items[i], nullptr, &buffer[0], &len))
+            {
+                buffer.pop_back();
+                std::vector<std::string> strs(std::move(split(buffer, ',')));
+
+                std::string key = std::to_string(items[i]);
+
+                for (auto j = strs.begin(); j != strs.end(); ++j)
+                {
+                    len = 0;
+                    if (SteamInventory()->GetItemDefinitionProperty(items[i], j->c_str(), nullptr, &len))
+                    {
+                        std::string buffer(len, '\0');
+                        if (SteamInventory()->GetItemDefinitionProperty(items[i], j->c_str(), &buffer[0], &len))
+                        {
+                            buffer.pop_back();
+                            if( *j == "quantity")
+                                json[key][*j] = "0";
+                            else
+                                json[key][*j] = buffer;
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    out << std::setw(2) << json;
+
+    delete[]items;
+}
+
+int main(int argc, char *argv[])
+{
+    uint32_t appid;
+
+    if (argc == 2)
+    {
+        appid = std::stoi(argv[1]);
+    }
+    else
+    {
+        std::cout << "Enter the game appid: ";
+        std::cin >> appid;
+    }
+
+    std::ofstream steam_api("steam_appid.txt", std::ios::out | std::ios::trunc);
+    steam_api << appid;
+    steam_api.close();
+
+    if (SteamAPI_RestartAppIfNecessary(0))
+    {
+        std::cerr << "This app needs restart" << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    if (!SteamAPI_Init())
+    {
+        std::cerr << "SteamAPI_Init() failed" << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    auto SUser = SteamUser();
+
+    if (!SUser->BLoggedOn())
+    {
+        std::cerr << "Steam user is not logged in" << std::endl;
+        return EXIT_FAILURE;
+    }
+
+    ClientCBS cbs;
+
+    int max_retry = 10;
+    while (!definition_update && max_retry-- > 0)
+    {
+        std::cerr << "Running LoadItemDefinitions" << std::endl;
+        bool ret = SteamInventory()->LoadItemDefinitions();
+        int retry = 0;
+        while (retry++ <= 100 && !definition_update)
+        {
+            SteamAPI_RunCallbacks();
+            std::this_thread::sleep_for(std::chrono::milliseconds(10));
+        }
+    }
+
+    SteamAPI_Shutdown();
+
+    return 0;
+}

overlay_experimental/DX10_Hook.cpp

@@ -139,7 +139,10 @@ HRESULT STDMETHODCALLTYPE DX10_Hook::MyResizeBuffers(IDXGISwapChain* _this, UINT
 DX10_Hook::DX10_Hook():
     initialized(false),
     pDevice(nullptr),
-    mainRenderTargetView(nullptr)
+    mainRenderTargetView(nullptr),
+    Present(nullptr),
+    ResizeBuffers(nullptr),
+    ResizeTarget(nullptr)
 {
     _library = LoadLibrary(DLL_NAME);
 
@@ -190,13 +193,9 @@ const char* DX10_Hook::get_lib_name() const
     return DLL_NAME;
 }
 
-void DX10_Hook::loadFunctions(ID3D10Device *pDevice, IDXGISwapChain *pSwapChain)
+void DX10_Hook::loadFunctions(IDXGISwapChain *pSwapChain)
 {
-    void** vTable = *reinterpret_cast<void***>(pDevice);
+    void** vTable;
-
-#define LOAD_FUNC(X) (void*&)X = vTable[(int)ID3D10DeviceVTable::X]
-    
-#undef LOAD_FUNC
 
     vTable = *reinterpret_cast<void***>(pSwapChain);
 #define LOAD_FUNC(X) (void*&)X = vTable[(int)IDXGISwapChainVTable::X]

overlay_experimental/DX10_Hook.h

@@ -48,7 +48,7 @@ public:
     static DX10_Hook* Inst();
     virtual const char* get_lib_name() const;
     
-    void loadFunctions(ID3D10Device *pDevice, IDXGISwapChain *pSwapChain);
+    void loadFunctions(IDXGISwapChain *pSwapChain);
 };
 
 #endif//NO_OVERLAY

overlay_experimental/DX11_Hook.cpp

@@ -156,7 +156,10 @@ HRESULT STDMETHODCALLTYPE DX11_Hook::MyResizeBuffers(IDXGISwapChain* _this, UINT
 DX11_Hook::DX11_Hook():
     initialized(false),
     pContext(nullptr),
-    mainRenderTargetView(nullptr)
+    mainRenderTargetView(nullptr),
+    Present(nullptr),
+    ResizeBuffers(nullptr),
+    ResizeTarget(nullptr)
 {
     _library = LoadLibrary(DLL_NAME);
     
@@ -208,13 +211,9 @@ const char* DX11_Hook::get_lib_name() const
     return DLL_NAME;
 }
 
-void DX11_Hook::loadFunctions(ID3D11Device *pDevice, IDXGISwapChain *pSwapChain)
+void DX11_Hook::loadFunctions(IDXGISwapChain *pSwapChain)
 {
-    void** vTable = *reinterpret_cast<void***>(pDevice);
+    void** vTable;
-
-#define LOAD_FUNC(X) (void*&)X = vTable[(int)ID3D11DeviceVTable::X]
-
-#undef LOAD_FUNC
 
     vTable = *reinterpret_cast<void***>(pSwapChain);
 #define LOAD_FUNC(X) (void*&)X = vTable[(int)IDXGISwapChainVTable::X]

overlay_experimental/DX11_Hook.h

@@ -48,7 +48,7 @@ public:
     static DX11_Hook* Inst();
     virtual const char* get_lib_name() const;
     
-    void loadFunctions(ID3D11Device *pDevice, IDXGISwapChain *pSwapChain);
+    void loadFunctions(IDXGISwapChain *pSwapChain);
 };
 
 #endif//NO_OVERLAY

overlay_experimental/DX12_Hook.cpp

@@ -178,7 +178,7 @@ DX12_Hook::DX12_Hook():
 {
     _library = LoadLibrary(DLL_NAME);
 
-    PRINT_DEBUG("Trying to hook DX12 but DX12_Hook is not implemented yet, please report to DEV with the game name.\n");
+    PRINT_DEBUG("DX12 support is experimental, don't complain if it doesn't work as expected.\n");
 
     // Hook to D3D12CreateDevice and D3D12CreateDeviceAndSwapChain so we know when it gets called.
     // If its called, then DX12 will be used to render the overlay.
@@ -223,24 +223,9 @@ const char* DX12_Hook::get_lib_name() const
     return DLL_NAME;
 }
 
-void DX12_Hook::loadFunctions(ID3D12Device* pDevice, ID3D12CommandQueue* pCommandQueue, IDXGISwapChain *pSwapChain)
+void DX12_Hook::loadFunctions(ID3D12CommandList* pCommandList, IDXGISwapChain *pSwapChain)
 {
-    void** vTable = *reinterpret_cast<void***>(pDevice);
+    void** vTable;
-#define LOAD_FUNC(X) (void*&)X = vTable[(int)ID3D12DeviceVTable::X]
-    
-#undef LOAD_FUNC
-
-    vTable = *reinterpret_cast<void***>(pCommandQueue);
-#define LOAD_FUNC(X) (void*&)X = vTable[(int)ID3D12CommandQueueVTable::X]
-    LOAD_FUNC(ExecuteCommandLists);
-#undef LOAD_FUNC
-
-
-    ID3D12CommandAllocator* pCommandAllocator;
-    ID3D12CommandList* pCommandList;
-
-    pDevice->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&pCommandAllocator));
-    pDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, pCommandAllocator, NULL, IID_PPV_ARGS(&pCommandList));
     
     vTable = *reinterpret_cast<void***>(pCommandList);
 #define LOAD_FUNC(X) (void*&)X = vTable[(int)ID3D12GraphicsCommandListVTable::X]
@@ -253,9 +238,6 @@ void DX12_Hook::loadFunctions(ID3D12Device* pDevice, ID3D12CommandQueue* pComman
     LOAD_FUNC(ResizeBuffers);
     LOAD_FUNC(ResizeTarget);
 #undef LOAD_FUNC
-
-    pCommandList->Release();
-    pCommandAllocator->Release();
 }
 
 #endif//NO_OVERLAY

overlay_experimental/DX12_Hook.h

@@ -52,7 +52,7 @@ public:
     static DX12_Hook* Inst();
     virtual const char* get_lib_name() const;
     
-    void loadFunctions(ID3D12Device *pDevice, ID3D12CommandQueue *pCommandQueue, IDXGISwapChain *pSwapChain);
+    void loadFunctions(ID3D12CommandList *pCommandList, IDXGISwapChain *pSwapChain);
 };
 
 #endif//NO_OVERLAY

overlay_experimental/Hook_Manager.cpp

@@ -49,13 +49,13 @@ HRESULT STDMETHODCALLTYPE Hook_Manager::MyIDXGISwapChain_Present(IDXGISwapChain*
             }
             else
             {
-                _this->GetDevice(__uuidof(ID3D12Device), (void**)& pDevice);
+                //_this->GetDevice(__uuidof(ID3D12Device), (void**)& pDevice);
-                if (pDevice)
+                //if (pDevice)
-                {
+                //{
                 //    DX12_Hook* hook = DX12_Hook::Inst();
                 //    if (hook->start_hook())
                 //        inst.AddHook(hook);
-                }
+                //}
             }
         }
         if (pDevice) pDevice->Release();
@@ -142,11 +142,14 @@ void Hook_Manager::HookDX9Present(IDirect3DDevice9* pDevice, bool ex)
     }
 }
 
-void Hook_Manager::HookwglMakeCurrent()
+void Hook_Manager::HookwglMakeCurrent(BOOL(WINAPI* wglMakeCurrent)(HDC, HGLRC))
 {
     if (!_ogl_hooked)
     {
         _ogl_hooked = true;
+
+        _wglMakeCurrent = wglMakeCurrent;
+
         rendererdetect_hook->BeginHook();
 
         rendererdetect_hook->HookFuncs(
@@ -167,7 +170,11 @@ void Hook_Manager::hook_dx9()
 
         IDirect3D9Ex* pD3D = nullptr;
         IUnknown* pDevice = nullptr;
-
+        HMODULE library = GetModuleHandle(DX9_Hook::DLL_NAME);
+        decltype(Direct3DCreate9Ex)* Direct3DCreate9Ex = nullptr;
+        if (library != nullptr)
+        {
+            Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(library, "Direct3DCreate9Ex");
             D3DPRESENT_PARAMETERS params = {};
             params.BackBufferWidth = 1;
             params.BackBufferHeight = 1;
@@ -176,7 +183,6 @@ void Hook_Manager::hook_dx9()
             params.Windowed = TRUE;
             params.SwapEffect = D3DSWAPEFFECT_DISCARD;
 
-        decltype(Direct3DCreate9Ex)* Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(GetModuleHandle(DX9_Hook::DLL_NAME), "Direct3DCreate9Ex");
             if (Direct3DCreate9Ex != nullptr)
             {
                 Direct3DCreate9Ex(D3D_SDK_VERSION, &pD3D);
@@ -184,13 +190,14 @@ void Hook_Manager::hook_dx9()
             }
             else
             {
-            decltype(Direct3DCreate9)* Direct3DCreate9 = (decltype(Direct3DCreate9))GetProcAddress(GetModuleHandle(DX9_Hook::DLL_NAME), "Direct3DCreate9");
+                decltype(Direct3DCreate9)* Direct3DCreate9 = (decltype(Direct3DCreate9))GetProcAddress(library, "Direct3DCreate9");
-            if (Direct3DCreate9)
+                if (Direct3DCreate9 != nullptr)
                 {
                     pD3D = reinterpret_cast<IDirect3D9Ex*>(Direct3DCreate9(D3D_SDK_VERSION));
                     pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_NULLREF, NULL, D3DCREATE_HARDWARE_VERTEXPROCESSING, &params, reinterpret_cast<IDirect3DDevice9 * *>(&pDevice));
                 }
             }
+        }
         
         if (pDevice != nullptr)
         {
@@ -218,11 +225,17 @@ void Hook_Manager::hook_dx10()
         if (!hWnd)
             return;
 
-        IDXGISwapChain* pSwapChain;
+        IDXGISwapChain* pSwapChain = nullptr;
-        ID3D10Device* pDevice;
+        ID3D10Device* pDevice = nullptr;
-        DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
+        HMODULE library = GetModuleHandle(DX10_Hook::DLL_NAME);
+        if (library != nullptr)
+        {
             decltype(D3D10CreateDeviceAndSwapChain)* D3D10CreateDeviceAndSwapChain =
-            (decltype(D3D10CreateDeviceAndSwapChain))GetProcAddress(GetModuleHandle(DX10_Hook::DLL_NAME), "D3D10CreateDeviceAndSwapChain");
+                (decltype(D3D10CreateDeviceAndSwapChain))GetProcAddress(library, "D3D10CreateDeviceAndSwapChain");
+            if (D3D10CreateDeviceAndSwapChain != nullptr)
+            {
+                DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
+
                 SwapChainDesc.BufferCount = 1;
                 SwapChainDesc.BufferDesc.Width = 1;
                 SwapChainDesc.BufferDesc.Height = 1;
@@ -236,12 +249,13 @@ void Hook_Manager::hook_dx10()
                 SwapChainDesc.Windowed = TRUE;
 
                 D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_NULL, NULL, 0, D3D10_SDK_VERSION, &SwapChainDesc, &pSwapChain, &pDevice);
-
+            }
-        if (pDevice != nullptr && pSwapChain != nullptr)
+        }
+        if (pSwapChain != nullptr)
         {
             PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
             auto h = DX10_Hook::Inst();
-            h->loadFunctions(pDevice, pSwapChain);
+            h->loadFunctions(pSwapChain);
             _hooks.insert(h);
             HookDXGIPresent(pSwapChain);
         }
@@ -262,11 +276,17 @@ void Hook_Manager::hook_dx11()
         if (!hWnd)
             return;
 
-        IDXGISwapChain* pSwapChain;
+        IDXGISwapChain* pSwapChain = nullptr;
-        ID3D11Device* pDevice;
+        ID3D11Device* pDevice = nullptr;
-        DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
+        HMODULE library = GetModuleHandle(DX11_Hook::DLL_NAME);
+        if (library != nullptr)
+        {
             decltype(D3D11CreateDeviceAndSwapChain)* D3D11CreateDeviceAndSwapChain =
-            (decltype(D3D11CreateDeviceAndSwapChain))GetProcAddress(GetModuleHandle(DX11_Hook::DLL_NAME), "D3D11CreateDeviceAndSwapChain");
+                (decltype(D3D11CreateDeviceAndSwapChain))GetProcAddress(library, "D3D11CreateDeviceAndSwapChain");
+            if (D3D11CreateDeviceAndSwapChain != nullptr)
+            {
+                DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
+
                 SwapChainDesc.BufferCount = 1;
                 SwapChainDesc.BufferDesc.Width = 1;
                 SwapChainDesc.BufferDesc.Height = 1;
@@ -280,12 +300,13 @@ void Hook_Manager::hook_dx11()
                 SwapChainDesc.Windowed = TRUE;
 
                 D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_NULL, NULL, 0, NULL, NULL, D3D11_SDK_VERSION, &SwapChainDesc, &pSwapChain, &pDevice, NULL, NULL);
-
+            }
-        if (pDevice != nullptr && pSwapChain != nullptr)
+        }
+        if (pSwapChain != nullptr)
         {
             PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
             auto h = DX11_Hook::Inst();
-            h->loadFunctions(pDevice, pSwapChain);
+            h->loadFunctions(pSwapChain);
             _hooks.insert(h);
             HookDXGIPresent(pSwapChain);
         }
@@ -309,16 +330,22 @@ void Hook_Manager::hook_dx12()
 
         IDXGIFactory4* pDXGIFactory = nullptr;
         IDXGISwapChain1* pSwapChain = nullptr;
-        D3D12_COMMAND_QUEUE_DESC queueDesc = {};
         ID3D12CommandQueue* pCommandQueue = nullptr;
         ID3D12Device* pDevice = nullptr;
+        ID3D12CommandAllocator* pCommandAllocator = nullptr;
+        ID3D12CommandList* pCommandList = nullptr;
 
+        HMODULE library = GetModuleHandle(DX12_Hook::DLL_NAME);
+        if (library != nullptr)
+        {
             decltype(D3D12CreateDevice)* D3D12CreateDevice =
-            (decltype(D3D12CreateDevice))GetProcAddress(GetModuleHandle(DX12_Hook::DLL_NAME), "D3D12CreateDevice");
+                (decltype(D3D12CreateDevice))GetProcAddress(library, "D3D12CreateDevice");
 
+            if (D3D12CreateDevice != nullptr)
+            {
                 D3D12CreateDevice(NULL, D3D_FEATURE_LEVEL_11_0, IID_PPV_ARGS(&pDevice));
 
-        if (pDevice)
+                if (pDevice != nullptr)
                 {
                     DXGI_SWAP_CHAIN_DESC1 SwapChainDesc = {};
                     SwapChainDesc.BufferCount = 2;
@@ -332,20 +359,42 @@ void Hook_Manager::hook_dx12()
                     SwapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_DISCARD;
                     SwapChainDesc.AlphaMode = DXGI_ALPHA_MODE_UNSPECIFIED;
 
+                    D3D12_COMMAND_QUEUE_DESC queueDesc = {};
                     queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
                     queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
                     pDevice->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&pCommandQueue));
 
-            if (pCommandQueue)
+                    if (pCommandQueue != nullptr)
+                    {
+                        HMODULE dxgi = GetModuleHandle("dxgi.dll");
+                        if (dxgi != nullptr)
+                        {
+                            decltype(CreateDXGIFactory1)* CreateDXGIFactory1 = (decltype(CreateDXGIFactory1))GetProcAddress(dxgi, "CreateDXGIFactory1");
+                            if (CreateDXGIFactory1 != nullptr)
+                            {
+                                CreateDXGIFactory1(IID_PPV_ARGS(&pDXGIFactory));
+                                if (pDXGIFactory != nullptr)
                                 {
-                reinterpret_cast<decltype(CreateDXGIFactory1)*>(GetProcAddress(GetModuleHandle("dxgi.dll"), "CreateDXGIFactory1"))(IID_PPV_ARGS(&pDXGIFactory));
                                     pDXGIFactory->CreateSwapChainForHwnd(pCommandQueue, hWnd, &SwapChainDesc, NULL, NULL, &pSwapChain);
-                if (pSwapChain != nullptr)
+
+                                    pDevice->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&pCommandAllocator));
+                                    if (pCommandAllocator != nullptr)
+                                    {
+                                        pDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, pCommandAllocator, NULL, IID_PPV_ARGS(&pCommandList));
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }//if (pDevice != nullptr)
+            }//if (D3D12CreateDevice != nullptr)
+        }//if (library != nullptr)
+        if (pSwapChain != nullptr && pCommandList != nullptr)
         {
             PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
 
             auto h = DX12_Hook::Inst();
-                    h->loadFunctions(pDevice, pCommandQueue, pSwapChain);
+            h->loadFunctions(pCommandList, pSwapChain);
             _hooks.insert(h);
             HookDXGIPresent(pSwapChain);
         }
@@ -353,9 +402,9 @@ void Hook_Manager::hook_dx12()
         {
             PRINT_DEBUG("Failed to Hook IDXGISwapChain::Present to detect DX Version\n");
         }
-            }
-        }
 
+        if (pCommandList) pCommandList->Release();
+        if (pCommandAllocator) pCommandAllocator->Release();
         if (pSwapChain) pSwapChain->Release();
         if (pDXGIFactory) pDXGIFactory->Release();
         if (pCommandQueue) pCommandQueue->Release();
@@ -367,8 +416,21 @@ void Hook_Manager::hook_opengl()
 {
     if (!_ogl_hooked && !_renderer_found)
     {
-        _wglMakeCurrent = (decltype(_wglMakeCurrent))GetProcAddress(GetModuleHandle(OpenGL_Hook::DLL_NAME), "wglMakeCurrent");
+        HMODULE library = GetModuleHandle(OpenGL_Hook::DLL_NAME);
-        HookwglMakeCurrent();
+        decltype(wglMakeCurrent)* wglMakeCurrent = nullptr;
+        if (library != nullptr)
+        {
+            _wglMakeCurrent = (decltype(_wglMakeCurrent))GetProcAddress(library, "wglMakeCurrent");
+        }
+        if (wglMakeCurrent != nullptr)
+        {
+            PRINT_DEBUG("Hooked wglMakeCurrent to detect OpenGL\n");
+            HookwglMakeCurrent(wglMakeCurrent);
+        }
+        else
+        {
+            PRINT_DEBUG("Failed to Hook wglMakeCurrent to detect OpenGL\n");
+        }
     }
 }
 

overlay_experimental/Hook_Manager.h

@@ -59,7 +59,7 @@ protected:
     // DX9 Present and PresentEx will be used to detect if DX9 should be used for overlay
     void HookDX9Present(IDirect3DDevice9* pDevice, bool ex);
     // wglMakeCurrent will be used to detect if OpenGL3 should be used for overlay
-    void HookwglMakeCurrent();
+    void HookwglMakeCurrent(BOOL (WINAPI *wglMakeCurrent)(HDC, HGLRC));
     // Setup DX9 Device and get vtable
     void hook_dx9();
     // Setup DX10 Device and get vtable

overlay_experimental/steam_overlay.cpp

@@ -369,6 +369,17 @@ void Steam_Overlay::BuildFriendWindow(Friend const& frd, friend_window_state& st
     ImGui::End();
 }
 
+void Steam_Overlay::BuildNotifications()
+{
+    //ImGui::SetNextWindowPos(ImVec2{ (float)width - 300, (float)height - 80 });
+    //ImGui::SetNextWindowSize(ImVec2{ 300.0, 80.0 });
+    //ImGui::Begin("##notification", nullptr, ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoCollapse
+    //    | ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoFocusOnAppearing
+    //    | ImGuiWindowFlags_NoDecoration);
+    //
+    //ImGui::End();
+}
+
 // Try to make this function as short as possible or it might affect game's fps.
 void Steam_Overlay::OverlayProc( int width, int height )
 {
@@ -430,6 +441,7 @@ void Steam_Overlay::OverlayProc( int width, int height )
         ImGui::End();
     }// if(show_overlay)
 
+    BuildNotifications();
 }
 
 void Steam_Overlay::Callback(Common_Message *msg)

overlay_experimental/steam_overlay.h

@@ -80,7 +80,8 @@ class Steam_Overlay
     void BuildContextMenu(Friend const& frd, friend_window_state &state);
     // Double click on friend
     void BuildFriendWindow(Friend const& frd, friend_window_state &state);
-
+    // Notifications like achievements, chat and invitations
+    void BuildNotifications();
 public:
     Steam_Overlay(Settings* settings, SteamCallResults* callback_results, SteamCallBacks* callbacks, RunEveryRunCB* run_every_runcb, Networking *network);