/// <summary>
/// Generates a RGB hsvColor using random hue and specified saturation and value (brightness)
/// </summary>
/// <param name="saturation">Saturation of the hsvColor</param>
/// <param name="value">Brightness of the hsvColor</param>
/// <param name="useGoldenRatio">'True': the golden ration will be used to better randomize the hue</param>
/// <returns>RGB hsvColor</returns>
public static Color WithSaturationValue(float saturation, float value, bool useGoldenRatio = false)
{
//Rangos: 0 - 0.16667 - 0.33337 - 0.5 - 0.66667 - 0.83337 - 1
float newHue = UnityEngine.Random.value;
if (useGoldenRatio)
{
float goldenRadioConj = 0.618033988749895f;
newHue += goldenRadioConj;
newHue %= 1;
}
return(HSVColor.ToRGB(newHue, saturation, value));
}
public static HSVColor Lerp(HSVColor start, HSVColor end, float amount)
{
if (amount >= 1f)
{
return(new HSVColor(end));
}
else if (amount <= 0f)
{
return(new HSVColor(start));
}
return(new HSVColor(start.hue + (end.hue - start.hue) * amount,
start.saturation + (end.saturation - start.saturation) * amount,
start.value + (end.value - start.value) * amount,
start.alpha + (end.alpha - start.alpha) * amount
));
}
public override void OnGUI(Rect pos, SerializedProperty prop, GUIContent label)
{
SerializedProperty hue = prop.FindPropertyRelative("hue");
SerializedProperty saturation = prop.FindPropertyRelative("saturation");
SerializedProperty value = prop.FindPropertyRelative("value");
SerializedProperty alpha = prop.FindPropertyRelative("alpha");
// Using BeginProperty / EndProperty on the parent property means that
// prefab override logic works on the entire property.
EditorGUI.BeginProperty(pos, label, prop);
// Draw label
pos = EditorGUI.PrefixLabel(pos, GUIUtility.GetControlID(FocusType.Passive), label);
// Don't make child fields be indented
var indent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
EditorGUI.BeginChangeCheck();
Color previousColor = HSVColor.ToRGB(hue.floatValue, saturation.floatValue, value.floatValue, alpha.floatValue);
Color newColor = EditorGUI.ColorField(pos, previousColor);
// Only assign the value back if it was actually changed by the user.
// Otherwise a single value will be assigned to all objects when multi-object editing,
// even when the user didn't touch the control.
if (EditorGUI.EndChangeCheck())
{
HSVColor newHSVColor = HSVColor.FromRGB(newColor);
prop.FindPropertyRelative("hue").floatValue = newHSVColor.Hue;
prop.FindPropertyRelative("saturation").floatValue = newHSVColor.Saturation;
prop.FindPropertyRelative("value").floatValue = newHSVColor.Value;
prop.FindPropertyRelative("alpha").floatValue = newHSVColor.Alpha;
}
// Set indent back to what it was
EditorGUI.indentLevel = indent;
EditorGUI.EndProperty();
}
/// <summary>
/// Generates a RGB hsvColor using random saturation and value (brightness) and specified hue and customAlpha
/// </summary>
/// <param name="hue">Hue of the hsvColor</param>
/// <param name="value">Brightness of the hsvColor</param>
/// <param name="customAlpha">Transparency: 0 = 100% transparent, 1 = 0% transparent</param>
/// <returns>RGB hsvColor</returns>
public static Color WithHueValue(float hue, float value, float alpha = 1)
{
return(HSVColor.ToRGB(hue, UnityEngine.Random.value, value, alpha));
}
/// <summary>
/// Generates a RGB hsvColor using random saturation and value (brightness) and specified hue and customAlpha
/// </summary>
/// <param name="hue">Hue of the hsvColor</param>
/// <param name="saturation">Saturation of the hsvColor</param>
/// <param name="customAlpha">Transparency: 0 = 100% transparent, 1 = 0% transparent</param>
/// <returns>RGB hsvColor</returns>
public static Color WithHueSaturation(float hue, float saturation, float alpha = 1)
{
return(HSVColor.ToRGB(hue, saturation, UnityEngine.Random.value, alpha));
}
public HSVColor(Color c)
: this(HSVColor.FromRGB(c))
{
}
public HSVColor(HSVColor original)
: this(original.hue, original.saturation, original.value, original.alpha)
{
}
public static Color ToRGB(HSVColor hsvColor)
{
return(hsvColor.ToRGB());
}
//http://www.rapidtables.com/convert/hsvColor/rgb-to-hsv.htm
/// <summary>
/// Generates a RGB hsvColor using specified hue, saturation, value (brightness) and hue and customAlpha
/// </summary>
/// <param name="hue">[0f, 360f] degrees</param>
/// <param name="saturation">[0f, 1f]</param>
/// <param name="value">[0f, 1f]</param>
/// <param name="customAlpha">[0f, 1f]</param>
/// <returns>RGB hsvColor</returns>
public static Color ToRGB(float hue, float saturation, float value, float alpha = 1.0f) //value = brightness
{
HSVColor hsvColor = new HSVColor(hue, saturation, value, alpha);
return(hsvColor.ToRGB());
}
public static HSVColor FromRGB(Color rgbColor)
{
return(HSVColor.FromRGB(rgbColor.r, rgbColor.g, rgbColor.b, rgbColor.a));
}
public HSVColor(HSVColor original)
: this(original.hue, original.saturation, original.value, original.alpha)
{
}
public static Color ToRGB(HSVColor hsvColor)
{
return hsvColor.ToRGB();
}
//value = brightness
//http://www.rapidtables.com/convert/hsvColor/rgb-to-hsv.htm
/// <summary>
/// Generates a RGB hsvColor using specified hue, saturation, value (brightness) and hue and customAlpha
/// </summary>
/// <param name="hue">[0f, 360f] degrees</param>
/// <param name="saturation">[0f, 1f]</param>
/// <param name="value">[0f, 1f]</param>
/// <param name="customAlpha">[0f, 1f]</param>
/// <returns>RGB hsvColor</returns>
public static Color ToRGB(float hue, float saturation, float value, float alpha = 1.0f)
{
HSVColor hsvColor = new HSVColor(hue, saturation, value, alpha);
return hsvColor.ToRGB();
}
public static HSVColor Lerp(HSVColor start, HSVColor end, float amount)
{
if (amount >= 1f)
return new HSVColor(end);
else if (amount <= 0f)
return new HSVColor(start);
return new HSVColor(start.hue + (end.hue - start.hue) * amount,
start.saturation + (end.saturation - start.saturation) * amount,
start.value + (end.value - start.value) * amount,
start.alpha + (end.alpha - start.alpha) * amount
);
}