goldberg_emulator/overlay_experimental/OpenGL_Hook.h

45 lines
988 B
C++

#ifndef __INCLUDED_OPENGL_HOOK_H__
#define __INCLUDED_OPENGL_HOOK_H__
#include "Base_Hook.h"
#ifndef NO_OVERLAY
class OpenGL_Hook : public Base_Hook
{
public:
static constexpr const char *DLL_NAME = "opengl32.dll";
using wglSwapBuffers_t = BOOL(WINAPI*)(HDC);
//using wglMakeCurrent_t = BOOL(WINAPI*)(HDC, HGLRC);
private:
static OpenGL_Hook* _inst;
// Variables
bool initialized;
// Functions
OpenGL_Hook();
virtual ~OpenGL_Hook();
void resetRenderState();
void prepareForOverlay(HDC hDC);
// Hook to render functions
static BOOL WINAPI MywglSwapBuffers(HDC hDC);
wglSwapBuffers_t wglSwapBuffers;
// Hook functions so we know we use OGL
//static BOOL WINAPI MywglMakeCurrent(HDC hDC, HGLRC hGLRC);
//wglMakeCurrent_t wglMakeCurrent;
public:
bool start_hook();
static OpenGL_Hook* Inst();
virtual const char* get_lib_name() const;
};
#endif//NO_OVERLAY
#endif//__INCLUDED_OPENGL_HOOK_H__