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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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59
overlay_experimental/DX9_Hook.cpp
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@ -23,10 +23,10 @@ void DX9_Hook::start_hook()
if (!_hooked)
{
Hook_Manager::Inst().FoundRenderer(this);
Hook_Manager::Inst().FoundHook(this);
IDirect3D9Ex* pD3D;
IDirect3DDevice9Ex* pDeviceEx;
decltype(Direct3DCreate9Ex)* Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(_dll, "Direct3DCreate9Ex");
Direct3DCreate9Ex(D3D_SDK_VERSION, &pD3D);
@ -118,25 +118,25 @@ void DX9_Hook::prepareForOverlay(IDirect3DDevice9 *pDevice)
/////////////////////////////////////////////////////////////////////////////////////
// DirectX 9 Initialization functions
IDirect3D9* DX9_Hook::MyDirect3DCreate9(UINT SDKVersion)
{
auto res = hook->Direct3DCreate9(SDKVersion);
if( res != nullptr )
hook->hook_dx9(SDKVersion);
return res;
}
HRESULT DX9_Hook::MyDirect3DCreate9Ex(UINT SDKVersion, IDirect3D9Ex** ppDevice)
{
auto res = hook->Direct3DCreate9Ex(SDKVersion, ppDevice);
if (SUCCEEDED(res))
hook->hook_dx9(SDKVersion);
return res;
}
//IDirect3D9* DX9_Hook::MyDirect3DCreate9(UINT SDKVersion)
//{
// auto res = hook->Direct3DCreate9(SDKVersion);
//
// if( res != nullptr )
// hook->hook_dx9(SDKVersion);
//
// return res;
//}
//
//HRESULT DX9_Hook::MyDirect3DCreate9Ex(UINT SDKVersion, IDirect3D9Ex** ppDevice)
//{
// auto res = hook->Direct3DCreate9Ex(SDKVersion, ppDevice);
//
// if (SUCCEEDED(res))
// hook->hook_dx9(SDKVersion);
//
// return res;
//}
/////////////////////////////////////////////////////////////////////////////////////
HRESULT STDMETHODCALLTYPE DX9_Hook::MyReset(IDirect3DDevice9* _this, D3DPRESENT_PARAMETERS* pPresentationParameters)
@ -177,15 +177,15 @@ DX9_Hook::DX9_Hook():
_dll = GetModuleHandle(DLL_NAME);
// Hook to Direct3DCreate9 and Direct3DCreate9Ex so we know when it gets called.
// If its called, then DX9 will be used to render the overlay.
Direct3DCreate9 = (decltype(Direct3DCreate9))GetProcAddress(_dll, "Direct3DCreate9");
Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(_dll, "Direct3DCreate9Ex");
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)Direct3DCreate9, &DX9_Hook::MyDirect3DCreate9),
std::make_pair<void**, void*>(&(PVOID&)Direct3DCreate9Ex, &DX9_Hook::MyDirect3DCreate9Ex)
);
EndHook();
//Direct3DCreate9 = (decltype(Direct3DCreate9))GetProcAddress(_dll, "Direct3DCreate9");
//Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(_dll, "Direct3DCreate9Ex");
//
//BeginHook();
//HookFuncs(
// std::make_pair<void**, void*>(&(PVOID&)Direct3DCreate9, &DX9_Hook::MyDirect3DCreate9),
// std::make_pair<void**, void*>(&(PVOID&)Direct3DCreate9Ex, &DX9_Hook::MyDirect3DCreate9Ex)
//);
//EndHook();
}
DX9_Hook::~DX9_Hook()
@ -209,6 +209,7 @@ void DX9_Hook::Create()
if( hook == nullptr )
{
hook = new DX9_Hook;
hook->start_hook();
// Register the hook to the Hook Manager
Hook_Manager::Inst().AddHook(hook);
}