fade test

void fade() {
  float distance[3];
  for (uint8_t i = 0; i < 3; i ++) {
    if (custom1[i] > custom2[i]) {
      distance[i] = (custom1[i] - custom2[i]) / 255.00;
    }
    else if (custom2[i] > custom1[i]) {
      distance[i] = (custom1[i] - custom2[i]) / 255.00;
      distance[i] = -distance[i];
    }
    else if (custom1[i] == custom2[i]) {
      distance[i] = 0;
    }
  }

  if (fadePos < 255 && increasing) {
    for (uint8_t i = 0; i < 3; i ++) {
      thisColor[i] = thisColor[i] + distance[i];
    }
    fadePos ++;
  }

  else if (fadePos == 255) {
    increasing = false;
  }

  else if (fadePos > 0 && !increasing) {
    for (uint8_t i = 0; i < 3; i ++) {
      thisColor[i] = thisColor[i] + distance[i];
    }
    fadePos --;
  }

  else if (fadePos == 0) {
    increasing = true;
  }



  for (uint8_t i = 0; i <= PIXEL_COUNT; i ++) {
    strip.setPixelColor(i, thisColor[0], thisColor[1], thisColor[2]);
  }
  strip.show();
}