private static string FormatExponential(BigDouble value, int places)
{
if (value.Exponent <= -ExpLimit || IsZero(value.Mantissa))
{
return("0" + (places > 0 ? ".".PadRight(places + 1, '0') : "") + "E+0");
}
var len = (places >= 0 ? places : MaxSignificantDigits) + 1;
var numDigits = (int)Math.Ceiling(Math.Log10(Math.Abs(value.Mantissa)));
var rounded = Math.Round(value.Mantissa * Math.Pow(10, len - numDigits)) * Math.Pow(10, numDigits - len);
var mantissa = ToFixed(rounded, Math.Max(len - numDigits, 0));
if (mantissa != "0" && places < 0)
{
mantissa = mantissa.TrimEnd('0', '.');
}
return(mantissa + "E" + (value.Exponent >= 0 ? "+" : "")
+ value.Exponent);
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
EditorGUI.BeginProperty(position, label, property);
position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label);
var indent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
const float gapWidth = 10;
var mantissaRect = new Rect(position.x, position.y, (position.width - gapWidth) * 0.66f, position.height);
var gapRect = new Rect(mantissaRect.x + mantissaRect.width, position.y, gapWidth, position.height);
var exponentRect = new Rect(gapRect.x + gapRect.width, position.y, (position.width - gapWidth) * 0.33f,
position.height);
var mantissaProperty = property.FindPropertyRelative("mantissa");
var exponentProperty = property.FindPropertyRelative("exponent");
EditorGUI.BeginChangeCheck();
var mantissa = EditorGUI.DoubleField(mantissaRect, mantissaProperty.doubleValue,
new GUIStyle(EditorStyles.numberField)
{
alignment = TextAnchor.MiddleRight
});
EditorGUI.LabelField(gapRect, "e", new GUIStyle(GUIStyle.none)
{
alignment = TextAnchor.MiddleCenter
});
var exponent = EditorGUI.LongField(exponentRect, exponentProperty.longValue);
if (EditorGUI.EndChangeCheck())
{
var normalized = BigDouble.Normalize(mantissa, exponent);
mantissaProperty.doubleValue = normalized.Mantissa;
exponentProperty.longValue = normalized.Exponent;
}
EditorGUI.indentLevel = indent;
EditorGUI.EndProperty();
}
public static int Sign(this BigDouble value)
{
return(BigDouble.Sign(value));
}
/// <summary>
/// Joke function from Realm Grinder.
/// </summary>
public static BigDouble AscensionPenalty(this BigDouble value, double ascensions)
{
return(Math.Abs(ascensions) < double.Epsilon ? value : BigDouble.Pow(value, Math.Pow(10, -ascensions)));
}
public static BigDouble Cbrt(this BigDouble value)
{
return(BigDouble.Cbrt(value));
}
public static BigDouble Factorial(this BigDouble value)
{
return(BigDouble.Factorial(value));
}
public static double Atanh(this BigDouble value)
{
return(BigDouble.Atanh(value));
}
public static BigDouble Cosh(this BigDouble value)
{
return(BigDouble.Cosh(value));
}
public static BigDouble Multiply(this BigDouble value, BigDouble other)
{
return(BigDouble.Multiply(value, other));
}
public static BigDouble Subtract(this BigDouble value, BigDouble other)
{
return(BigDouble.Subtract(value, other));
}
public static BigDouble Add(this BigDouble value, BigDouble other)
{
return(BigDouble.Add(value, other));
}
public static BigDouble Truncate(this BigDouble value)
{
return(BigDouble.Truncate(value));
}
public static BigDouble Ceiling(this BigDouble value)
{
return(BigDouble.Ceiling(value));
}
public static BigDouble Floor(this BigDouble value)
{
return(BigDouble.Floor(value));
}
public static BigDouble Round(this BigDouble value)
{
return(BigDouble.Round(value));
}
public static BigDouble Exp(this BigDouble value)
{
return(BigDouble.Exp(value));
}
public static BigDouble Sinh(this BigDouble value)
{
return(BigDouble.Sinh(value));
}
public static BigDouble Divide(this BigDouble value, BigDouble other)
{
return(BigDouble.Divide(value, other));
}
public static BigDouble Tanh(this BigDouble value)
{
return(BigDouble.Tanh(value));
}
public static BigDouble Reciprocate(this BigDouble value)
{
return(BigDouble.Reciprocate(value));
}
public static BigDouble Pow(this BigDouble value, double power)
{
return(BigDouble.Pow(value, power));
}
public static BigDouble Min(this BigDouble value, BigDouble other)
{
return(BigDouble.Min(value, other));
}
public static BigDouble Sqrt(this BigDouble value)
{
return(BigDouble.Sqrt(value));
}
public static double AbsLog10(this BigDouble value)
{
return(BigDouble.AbsLog10(value));
}
public static BigDouble Sqr(this BigDouble value)
{
return(BigDouble.Pow(value, 2));
}
public static double Log(this BigDouble value, double @base)
{
return(BigDouble.Log(value, @base));
}
/// <summary>
/// Joke function from Cookie Clicker. It's an 'egg'.
/// </summary>
public static BigDouble Egg(this BigDouble value)
{
return(value + 9);
}
public static double Log2(this BigDouble value)
{
return(BigDouble.Log2(value));
}
public static double Ln(this BigDouble value)
{
return(BigDouble.Ln(value));
}
public static BigDouble Negate(this BigDouble value)
{
return(BigDouble.Negate(value));
}