sdlxGetWindowSurfaceVSync function video

int? sdlxGetWindowSurfaceVSync(Pointer<SdlWindow> window)

Get VSync for the window surface.

\param window the window to query. \param vsync an int filled with the current vertical refresh sync interval. See SDL_SetWindowSurfaceVSync() for the meaning of the value. \returns true on success or false on failure; call SDL_GetError() for more information.

\threadsafety This function should only be called on the main thread.

\since This function is available since SDL 3.2.0.

\sa SDL_SetWindowSurfaceVSync

extern SDL_DECLSPEC bool SDLCALL SDL_GetWindowSurfaceVSync(SDL_Window *window, int *vsync)

See also:

• SDL_GetWindowSurfaceVSync - SDL3 Wiki

Implementation

int? sdlxGetWindowSurfaceVSync(Pointer<SdlWindow> window) {
  var vsync = 0;
  final vsyncPointer = calloc<Int32>();
  final result = sdlGetWindowSurfaceVSync(window, vsyncPointer);
  if (result) {
    vsync = vsyncPointer.value;
  }
  vsyncPointer.callocFree();
  if (!result) {
    return null;
  }
  return vsync;
}