Function loop

deps/SDL2/test/testgesture.c:171–267

}

static void
loop(void)
{
    SDL_Event event;
    SDL_RWops *stream;
    int i;

    while (SDL_PollEvent(&event)) {
        SDLTest_CommonEvent(state, &event, &quitting);

        /* Record _all_ events */
        events[eventWrite & (EVENT_BUF_SIZE-1)] = event;
        eventWrite++;

        switch (event.type) {
            case SDL_KEYDOWN:
                switch (event.key.keysym.sym) {
                    case SDLK_i: {
                        for (i = 0; i < SDL_GetNumTouchDevices(); ++i) {
                            const SDL_TouchID id = SDL_GetTouchDevice(i);
                            SDL_Log("Fingers Down on device %"SDL_PRIs64": %d", id, SDL_GetNumTouchFingers(id));
                        }
                        break;
                    }

                    case SDLK_SPACE:
                        SDL_RecordGesture(-1);
                        break;

                    case SDLK_s:
                        stream = SDL_RWFromFile("gestureSave", "w");
                        SDL_Log("Wrote %i templates", SDL_SaveAllDollarTemplates(stream));
                        SDL_RWclose(stream);
                        break;

                    case SDLK_l:
                        stream = SDL_RWFromFile("gestureSave", "r");
                        SDL_Log("Loaded: %i", SDL_LoadDollarTemplates(-1, stream));
                        SDL_RWclose(stream);
                        break;
                }
                break;

#if VERBOSE
            case SDL_FINGERMOTION:
                SDL_Log("Finger: %"SDL_PRIs64",x: %f, y: %f",event.tfinger.fingerId,
                        event.tfinger.x,event.tfinger.y);
                break;

            case SDL_FINGERDOWN:
                SDL_Log("Finger: %"SDL_PRIs64" down - x: %f, y: %f",
                        event.tfinger.fingerId,event.tfinger.x,event.tfinger.y);
                break;

            case SDL_FINGERUP:
                SDL_Log("Finger: %"SDL_PRIs64" up - x: %f, y: %f",
                        event.tfinger.fingerId,event.tfinger.x,event.tfinger.y);
                break;