#include <windows.h>
#include <d3d11.h>

#include <assert.h>

#pragma comment(lib, "Opengl32.lib")

int main(int argc, char **argv)
{
    auto d3D11Module = LoadLibraryA("d3d11.dll");
    auto createDeviceFunc = reinterpret_cast<PFN_D3D11_CREATE_DEVICE>(GetProcAddress(d3D11Module, "D3D11CreateDevice"));

    ID3D11Device *d3D11Device;
    HRESULT result = createDeviceFunc(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, 0, nullptr, 0, D3D11_SDK_VERSION, &d3D11Device, nullptr, nullptr);
    assert(SUCCEEDED(result));

    WNDCLASSA classDesc = { 0 };
    classDesc.style = CS_OWNDC;
    classDesc.lpfnWndProc = DefWindowProc;
    classDesc.cbClsExtra = 0;
    classDesc.cbWndExtra = 0;
    classDesc.hInstance = GetModuleHandle(nullptr);
    classDesc.hIcon = nullptr;
    classDesc.hCursor = nullptr;
    classDesc.hbrBackground = 0;
    classDesc.lpszMenuName = nullptr;
    classDesc.lpszClassName = "dummy";
    auto windowClass = RegisterClassA(&classDesc);
    assert(windowClass);

    HWND window = CreateWindowExA(0, reinterpret_cast<const char *>(windowClass), "Dummy Window", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, nullptr, nullptr, nullptr, nullptr);
    assert(window);

    HDC dc = GetDC(window);
    assert(dc);

    PIXELFORMATDESCRIPTOR pfd = { 0 };
    pfd.nSize = sizeof(pfd);
    pfd.nVersion = 1;
    pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_GENERIC_ACCELERATED | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
    pfd.iPixelType = PFD_TYPE_RGBA;
    pfd.cColorBits = 24;
    pfd.cAlphaBits = 8;
    pfd.cDepthBits = 24;
    pfd.cStencilBits = 8;
    pfd.iLayerType = PFD_MAIN_PLANE;
    int pixelFormat = ChoosePixelFormat(dc, &pfd);
    assert(pixelFormat != 0);

    BOOL setPixelFormatResult = SetPixelFormat(dc, pixelFormat, &pfd);
    assert(setPixelFormatResult);

    HGLRC wglContext = wglCreateContext(dc);
    assert(wglContext);

    BOOL makeCurrentResult = wglMakeCurrent(dc, wglContext);
    assert(makeCurrentResult);

    typedef HANDLE(WINAPI * PFNWGLDXOPENDEVICENVPROC) (void *dxDevice);
    auto wglDXOpenDeviceNV = reinterpret_cast<PFNWGLDXOPENDEVICENVPROC>(wglGetProcAddress("wglDXOpenDeviceNV"));

    HANDLE d3dDeviceHandle = wglDXOpenDeviceNV(d3D11Device);
    assert(d3dDeviceHandle);

    return 0;
}