Sauvegarde animation

  if (transitionTime == 0 && animation != A_NoAnimation)
  {
    Serial.println("[E] Only A_NoAnimation can be used with a null transition time.");
    return;
  }

  switch (animation)
  {
    case A_Flash:
      // Flash should always be used from full-black.
      for (int i = 0; i < _PIXELS; i++)
        strip.SetPixelColor(i, _BLACK);
      strip.Show();

      for (int i = 0; i < _PIXELS; i++)
      {
        //      AnimEaseFunction easing;
        //      easing = NeoEase::QuadraticIn;
        AnimUpdateCallback animUpdate = [ = ](const AnimationParam & param)
        {
          RgbColor updatedColor = RgbColor::LinearBlend(_BLACK, targetColor, param.progress);
          strip.SetPixelColor(param.index, updatedColor);
        };
        animations.StartAnimation(i, transitionTime, animUpdate);
      }

      break;

    case A_LinearBlend:
      for (int i = 0; i < _PIXELS; i++)
      {
        RgbColor originalColor = strip.GetPixelColor(i);
        AnimEaseFunction easing;
        easing = NeoEase::QuadraticIn;

        AnimUpdateCallback animUpdate = [ = ](const AnimationParam & param)
        {
          RgbColor updatedColor = RgbColor::LinearBlend(originalColor, targetColor, param.progress);
          strip.SetPixelColor(param.index, updatedColor);
        };
        animations.StartAnimation(i, transitionTime, animUpdate);
      }
      break;

    case A_NoAnimation:
      for (int i = 0; i < _PIXELS; i++)
      {
        strip.SetPixelColor(i, targetColor);
      }
      strip.Show();
      break;

    default:
      Serial.println("[!] No animation type defined.");
      break;
  }