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Reworked how renderers are hooked.

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Some games doesn't initialise Steam before initalizing their Renderer (even if the doc says to) . So instead of waiting for the game to initialize it, hook to the rendering functions and deduce which implementation should be used.
This commit is contained in:
Nemirtingas 2019-08-16 10:36:44 +02:00
parent 4d3c355fcc
commit 40615d07a7
12 changed files with 497 additions and 190 deletions
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69
overlay_experimental/Hook_Manager.h
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@ -5,9 +5,19 @@
#ifndef NO_OVERLAY
#include <Windows.h>
#include <vector>
#if defined(_WIN32) || defined(WIN32)
#include <Windows.h>
struct IDXGISwapChain;
struct IDirect3DDevice9;
struct IDirect3DDevice9Ex;
#endif
/*
*
*/
class Hook_Manager
{
friend class Base_Hook;
@ -16,20 +26,59 @@ public:
using hookReady_t = void(*)(void*);
protected:
std::vector<Base_Hook*> _hooks;
// TODO: If needed, create a second vector with only the renderers hook
// Cause actually, a call to FoundRenderer will unhook everything registered except the renderer hook
// If you do that, you should consider moving the renderer hooks to its own class and keep this one generic ?
std::vector<Base_Hook*> _hooks;
WNDPROC _gameWndProc; // The game main windows proc
HWND _gameHWnd; // The game main window
bool _showOverlay; // Should we render the overlay
bool _isSet; // Is the renderer hooked ?
bool _LoadLibraryHooked; // Are the LoadLibrary functions hooked ?
bool _renderer_found; // Is the renderer hooked ?
bool _ogl_hooked; // wglMakeCurrent is hooked ? (opengl)
Base_Hook* rendererdetect_hook;
class Steam_Overlay* overlay;
Hook_Manager();
virtual ~Hook_Manager();
void UnHookAllRendererDetector();
void hook_opengl();
void HookLoadLibrary();
void UnHookLoadLibrary();
#if defined(_WIN32) || defined(WIN32) || defined(_WIN64) || defined(WIN64)
WNDPROC _game_wndproc; // The game main window proc
HWND _game_hwnd; // The game main window
bool _loadlibrary_hooked; // Are the LoadLibrary functions hooked ?
bool _dx9_hooked; // DX9 Present and PresentEx Hooked ?
bool _dxgi_hooked; // DXGI Present is hooked ? (DX10, DX11, DX12)
void HookDXGIPresent();
void HookDX9Present();
void HookwglMakeCurrent();
void hook_dx9();
void hook_dx10();
void hook_dx11();
void hook_dx12();
void create_hookA(const char* libname);
void create_hookW(const wchar_t* libname);
static HMODULE WINAPI MyLoadLibraryA(LPCTSTR lpLibFileName);
static HMODULE WINAPI MyLoadLibraryW(LPCWSTR lpLibFileName);
static HMODULE WINAPI MyLoadLibraryExA(LPCTSTR lpLibFileName, HANDLE hFile, DWORD dwFlags);
static HMODULE WINAPI MyLoadLibraryExW(LPCWSTR lpLibFileName, HANDLE hFile, DWORD dwFlags);
static HRESULT STDMETHODCALLTYPE MyIDXGISwapChain_Present(IDXGISwapChain* _this, UINT SyncInterval, UINT Flags);
static HRESULT STDMETHODCALLTYPE MyPresent(IDirect3DDevice9* _this, CONST RECT* pSourceRect, CONST RECT* pDestRect, HWND hDestWindowOverride, CONST RGNDATA* pDirtyRegion);
static HRESULT STDMETHODCALLTYPE MyPresentEx(IDirect3DDevice9Ex* _this, CONST RECT* pSourceRect, CONST RECT* pDestRect, HWND hDestWindowOverride, CONST RGNDATA* pDirtyRegion, DWORD dwFlags);
static BOOL WINAPI MywglMakeCurrent(HDC hDC, HGLRC hGLRC);
public:
void ChangeGameWindow(HWND hWnd) const;
protected:
#elif defined(__linux__)
#endif
public:
static Hook_Manager& Inst();
@ -37,10 +86,10 @@ public:
void HookRenderer(Steam_Overlay *overlay);
// Set the found hook and free all other hooks
void FoundHook(Base_Hook *hook);
void FoundRenderer(Base_Hook *hook);
inline void AddHook(Base_Hook* hook) { _hooks.push_back(hook); }
void ChangeGameWindow(HWND hWnd) const;
void CallOverlayProc(int width, int height) const;
Steam_Overlay* GetOverlay() const { return overlay; }
};