int color_scheme_converter::rbg2hsv() {
	RGB rgb = {0, 0, 0};
	HSV hsv = { 0.0, 0.0, 0.0 };

	// Eingabe
	cout << "Bitte RGB-Wert (rot) eingeben. Wert zwischen 0 und 255:\n" << endl;
	cin >> rgb.r;
	if (rgb.r > 255 || rgb.r < 0) {
		cout << "Der Wert " << rgb.r << " scheint nicht korrekt zu sein!" << endl;
		return -1;
	}
	cout << "Bitte RGB-Wert (grün) eingeben. Wert zwischen 0 und 255:\n" << endl;
	cin >> rgb.g;
	if (rgb.g > 255 || rgb.g < 0) {
		cout << "Der Wert " << rgb.g << " scheint nicht korrekt zu sein!" << endl;
		return -1;
	}
	cout << "Bitte RGB-Wert (blau) eingeben. Wert zwischen 0 und 255:\n" << endl;
	cin >> rgb.b;
	if (rgb.b > 255 || rgb.b < 0) {
		cout << "Der Wert " << rgb.b << " scheint nicht korrekt zu sein!" << endl;
		return -1;
	}

	float conf_r = rgb.r / 255;
	float conf_g = rgb.g / 255;
	float conf_b = rgb.b / 255;

	// Min und Max
	float rgb_arr[3] = { rgb.r, rgb.g, rgb.b };
	float min = rgb_arr[0], max = rgb_arr[0];

	// Min
	for (int i = 0; i < sizeof(rgb_arr) / sizeof(*rgb_arr); i++)
	{
		if (rgb_arr[i] < min)
		{
			min = rgb_arr[i];
		}
	}

	// Max
	for (int i = 0; i < sizeof(rgb_arr) / sizeof(*rgb_arr); i++){
		if (rgb_arr[i] > max) {
			max = rgb_arr[i];
		}
	}

	cout << "Max: " << max << endl;

	int delta = max - min;

	// H
	if (max == rgb.r) {
		float s1 = (conf_g - conf_b) / delta;
		float s2 = fmod(s1, 6);
		hsv.h = s2 * 60;
	}
	else if (max == rgb.g) {
		float s1 = (conf_b - conf_r) / delta;
		float s2 = s1 + 2;
		hsv.h = s2 * 60;
	}
	else if (max == rgb.b) {
		float s1 = (conf_r - conf_g) / delta;
		cout << s1 << endl;
		float s2 = s1 + 4;
		cout << s2 << endl;
		hsv.h = s2 * 60;
		cout << hsv.h << endl;
	}

	cout << hsv.h << endl;

	// S
	if (max == 0) {
		hsv.s = 0.0;
	}
	else {
		hsv.s = delta / max;
	}

	// V
	hsv.v = max / 255;

	cout << "H: " << hsv.h << "° S: " << hsv.s * 100.0 << " V: " << hsv.v * 100.0 << endl;


	return 0;
}