1061         case SDL_WINDOWEVENT_SIZE_CHANGED:

  1062             {

  1063                 SDL_Window *window = SDL_GetWindowFromID(event->window.windowID);

  1064                 if (window) {

  1065                     for (i = 0; i < state->num_windows; ++i) {

  1066                         if (window == state->windows[i] &&

  1067                             (state->window_flags & SDL_WINDOW_RESIZABLE)) {

  1068                             SDL_Rect viewport;

  1069 

  1070                             viewport.x = 0;

  1071                             viewport.y = 0;

  1072                             SDL_GetWindowSize(window, &viewport.w, &viewport.h);

  1073                             SDL_RenderSetViewport(state->renderers[i], &viewport);

  1074                         }

  1075                     }

  1076                 }

  1077             }

  1078             break;