Function SetHUDMode

Descent3/hud.cpp:658–769

manually sets the cockpit display.

//	manually sets the cockpit display.
void SetHUDMode(tHUDMode mode) {
  static int saved_window_w = 0, saved_window_h = 0;

  if (Dedicated_server)
    return;

  if (GetScreenMode() != SM_GAME) {
#ifdef _DEBUG
    Int3();
#endif
    return;
  }

  //	clear the screen.
  Clear_screen = 4;

  //	free poly model of cockpit if we're not switching to a cockpit mode.
  if (Hud_mode == HUD_COCKPIT && IsValidCockpit()) {
    if (mode == HUD_LETTERBOX || mode == HUD_OBSERVER) {
      QuickCloseCockpit();
    } else if (mode != HUD_COCKPIT) {
      CloseCockpit();
    }
  }

//	do cockpit specific thing.
redo_hud_switch:
  switch (mode) {
    uint16_t cp_hud_stat, cp_hud_graphical_stat;

  case HUD_LETTERBOX:
    //	our objective here is to display a letterbox screen for the cockpit.
    //	we save the old width and height of the windows.
    saved_window_w = Game_window_w;
    saved_window_h = Game_window_h;

    Game_window_w = Max_window_w;
    Game_window_h = Max_window_h - (Max_window_h / 3);

    if (Game_window_h > Max_window_h)
      Game_window_h = Max_window_h;

    if (Game_window_w > Max_window_w)
      Game_window_w = Max_window_w;

    Game_window_x = (Max_window_w - Game_window_w) / 2;
    Game_window_y = (Max_window_h - Game_window_h) / 2;

    SetHUDState(STAT_MESSAGES | (Hud_stat_mask & STAT_FPS), 0);
    break;

  case HUD_FULLSCREEN:
    //	our objective here is to display a fullscreen box that is resizable.
    LoadHUDConfig(HUD_resources.hud_inf_name);

    InitGameScreen(saved_window_w ? saved_window_w : Game_window_w, saved_window_h ? saved_window_h : Game_window_h);
    saved_window_w = 0;
    saved_window_h = 0;