Method beep

test/browser/test_sdl2_audio_beep.cpp:131–139

}

void Beeper::beep(double toneFrequency, int durationMSecs) {
  BeepObject bo;
  bo.toneFrequency = toneFrequency;
  bo.samplesLeft = durationMSecs * frequency / 1000;

  SDL_LockAudio();
  beeps.push(bo);
  SDL_UnlockAudio();
}

Beeper *beep = 0;