Function d3d_Init

legacy/renderer/Direct3D.cpp:1331–1589

Sets up our Direct3D rendering context Returns 1 if ok, 0 if something bad

// Sets up our Direct3D rendering context
// Returns 1 if ok, 0 if something bad
int d3d_Init(oeApplication *app, renderer_preferred_state *pref_state) {
  HRESULT ddrval;
  HWND hwnd;
  d3d_device *dd;
  DDSURFACEDESC2 ddsd2;
  DDSCAPS2 ddscaps;
  int retval = 1;
  bool retried = false;
  int found_format = -1, i;

  if (!d3d_UsingDX6()) {
    rend_SetErrorMessage("DirectX 6 is not properly installed.");
    return 0;
  }

  ParentApplication = app;

  if (pref_state != &D3D_preferred_state)
    D3D_preferred_state = *pref_state;

TryAgain:

  // Poll for valid 3d devices
  dd = d3d_PollDevices();

  if (!dd) {
    mprintf(1, "ERROR: No Direct3D devices found!!!");
    rend_SetErrorMessage("No Direct3D devices found!!!");
    return 0;
  }

  hwnd = (HWND)((oeWin32Application *)app)->m_hWnd;

  // Create our direct draw stuff
  ddrval = DirectDrawCreate(dd->pguid_2d, &lpDD1, NULL);

  if (ddrval != DD_OK) {
    mprintf(0, "D3D_INIT: DirectDrawCreate failed.\n");
    rend_SetErrorMessage("DirectDrawCreate failed.");

    goto D3DError;
  }

  ddrval = lpDD1->QueryInterface(IID_IDirectDraw4, (LPVOID *)&lpDD);
  if (ddrval != DD_OK) {
    lpDD = NULL;
    rend_SetErrorMessage("DirectDrawCreate2 failed.");
    mprintf(0, "D3D_INIT: DirectDrawCreate2 failed.\n");
    goto D3DError;
  }

  ddrval = lpDD->SetCooperativeLevel(hwnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN | DDSCL_ALLOWREBOOT);

  if (ddrval != DD_OK) {
    mprintf(0, "D3D_INIT: SetCooperativeLevel EXCLUSIVE failed.\n D3D_Error=%s\n", d3d_ErrorString(ddrval));
    rend_SetErrorMessage("SetCoopLevel EXCULUSIVE failed.");
    goto D3DError;
  }