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Added error handling when hook fails

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This commit is contained in:
Nemirtingas 2019-08-16 19:10:12 +02:00
parent 71d3e301c2
commit d06fbba104
12 changed files with 122 additions and 43 deletions
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26
overlay_experimental/OpenGL_Hook.cpp
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@ -13,10 +13,9 @@
#include "steam_overlay.h"
// This is created by OpenGL_Hook::Create, and deleted by the Hook_Manager if not used
static OpenGL_Hook* hook;
OpenGL_Hook* OpenGL_Hook::_inst = nullptr;
void OpenGL_Hook::start_hook()
bool OpenGL_Hook::start_hook()
{
if (!_hooked)
{
@ -40,8 +39,10 @@ void OpenGL_Hook::start_hook()
PRINT_DEBUG("Failed to hook OpenGL\n");
/* Problem: glewInit failed, something is seriously wrong. */
PRINT_DEBUG("Error: %s\n", glewGetErrorString(err));
return false;
}
}
return true;
}
void OpenGL_Hook::resetRenderState()
@ -106,8 +107,8 @@ void OpenGL_Hook::prepareForOverlay(HDC hDC)
/////////////////////////////////////////////////////////////////////////////////////
BOOL WINAPI OpenGL_Hook::MywglSwapBuffers(HDC hDC)
{
hook->prepareForOverlay(hDC);
return hook->wglSwapBuffers(hDC);
OpenGL_Hook::Inst()->prepareForOverlay(hDC);
return OpenGL_Hook::Inst()->wglSwapBuffers(hDC);
}
OpenGL_Hook::OpenGL_Hook():
@ -138,18 +139,15 @@ OpenGL_Hook::~OpenGL_Hook()
ImGui::DestroyContext();
}
hook = nullptr;
_inst = nullptr;
}
void OpenGL_Hook::Create()
OpenGL_Hook* OpenGL_Hook::Inst()
{
if (hook == nullptr)
{
hook = new OpenGL_Hook;
hook->start_hook();
// Register the hook to the Hook Manager
Hook_Manager::Inst().AddHook(hook);
}
if (_inst == nullptr)
_inst = new OpenGL_Hook;
return _inst;
}
#endif//NO_OVERLAY