mirror/goldberg_emulator
1
0
Fork 0
mirror of https://gitlab.com/Mr_Goldberg/goldberg_emulator.git synced 2025-12-05 11:44:53 +01:00
Code Issues Projects Releases Packages Wiki Activity

Reworked how renderers are hooked.

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

33
overlay_experimental/OpenGL_Hook.cpp
View file

@ -21,7 +21,6 @@ void OpenGL_Hook::start_hook()
if (!_hooked)
{
Hook_Manager::Inst().FoundRenderer(this);
Hook_Manager::Inst().FoundHook(this);
GLenum err = glewInit();
@ -65,6 +64,9 @@ void OpenGL_Hook::prepareForOverlay(HDC hDC)
GetClientRect(hWnd, &rect);
if (hWnd != Hook_Manager::Inst().GetOverlay()->GetGameHwnd())
resetRenderState();
if (!initialized)
{
ImGui::CreateContext();
@ -94,12 +96,12 @@ void OpenGL_Hook::prepareForOverlay(HDC hDC)
/////////////////////////////////////////////////////////////////////////////////////
// OpenGL Initialization functions
BOOL WINAPI OpenGL_Hook::MywglMakeCurrent(HDC hDC, HGLRC hGLRC)
{
auto res = hook->wglMakeCurrent(hDC, hGLRC);
hook->hook_ogl();
return res;
}
//BOOL WINAPI OpenGL_Hook::MywglMakeCurrent(HDC hDC, HGLRC hGLRC)
//{
// auto res = hook->wglMakeCurrent(hDC, hGLRC);
// hook->hook_ogl();
// return res;
//}
/////////////////////////////////////////////////////////////////////////////////////
BOOL WINAPI OpenGL_Hook::MywglSwapBuffers(HDC hDC)
@ -115,14 +117,14 @@ OpenGL_Hook::OpenGL_Hook():
_dll = GetModuleHandle(DLL_NAME);
// Hook to wglMakeCurrent so we know when it gets called.
// If its called, then OpenGL will be used to render the overlay.
wglMakeCurrent = (decltype(wglMakeCurrent))GetProcAddress(_dll, "wglMakeCurrent");
wglSwapBuffers = (decltype(wglSwapBuffers))GetProcAddress(_dll, "wglSwapBuffers");
BeginHook();
HookFuncs(
std::make_pair<void**, void*>(&(PVOID&)wglMakeCurrent, &OpenGL_Hook::MywglMakeCurrent)
);
EndHook();
//wglMakeCurrent = (decltype(wglMakeCurrent))GetProcAddress(_dll, "wglMakeCurrent");
//wglSwapBuffers = (decltype(wglSwapBuffers))GetProcAddress(_dll, "wglSwapBuffers");
//
//BeginHook();
//HookFuncs(
// std::make_pair<void**, void*>(&(PVOID&)wglMakeCurrent, &OpenGL_Hook::MywglMakeCurrent)
//);
//EndHook();
}
OpenGL_Hook::~OpenGL_Hook()
@ -144,6 +146,7 @@ void OpenGL_Hook::Create()
if (hook == nullptr)
{
hook = new OpenGL_Hook;
hook->start_hook();
// Register the hook to the Hook Manager
Hook_Manager::Inst().AddHook(hook);
}