Loyc.Math.FPI23 Struct Reference

Fixed-point type based on Int32 with 23 fractional bits More...

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Source file:

• /Core/Loyc.Essentials/Math/FixedPoint.cs

Inheritance diagram for Loyc.Math.FPI23:

Remarks

Fixed-point type based on Int32 with 23 fractional bits

Public fields
const int	Frac = 23
const Int32	Unit = 1 << Frac
const Int32	MaxInt = Int32.MaxValue >> Frac
const Int32	MinInt = Int32.MinValue >> Frac
const double	MaxDouble = Int32.MaxValue / (double)(1 << Frac)
const double	MinDouble = Int32.MinValue / (double)(1 << Frac)
const Int32	Mask = (1 << Frac) - 1
Int32	N

Public static fields
static readonly FPI23	Zero = new FPI23()
static readonly FPI23	One = new FPI23(1)
static readonly FPI23	Epsilon = Prescaled(1)
static readonly FPI23	MaxValue = Prescaled(Int32.MaxValue)
static readonly FPI23	MinValue = Prescaled(Int32.MinValue)

Public Member Functions
	FPI23 (int num)
	FPI23 (uint num)
	FPI23 (long num)
	FPI23 (ulong num)
	FPI23 (double num)
FPI23	Abs ()
FPI23	Floor ()
FPI23	Ceiling ()
int	CountOnes ()
int	Log2Floor ()
FPI23	Sqrt ()
FPI23	MulDiv (FPI23 mul, FPI23 div)
FPI23	MulShift (FPI23 mul, int shift)
override bool	Equals (object obj)
override int	GetHashCode ()
override string	ToString ()
int	CompareTo (FPI23 other)
bool	Equals (FPI23 other)
TypeCode IConvertible.	GetTypeCode ()
bool	ToBoolean (IFormatProvider provider)
sbyte	ToSByte (IFormatProvider provider)
short	ToInt16 (IFormatProvider provider)
int	ToInt32 (IFormatProvider provider)
long	ToInt64 (IFormatProvider provider)
byte	ToByte (IFormatProvider provider)
ushort	ToUInt16 (IFormatProvider provider)
uint	ToUInt32 (IFormatProvider provider)
ulong	ToUInt64 (IFormatProvider provider)
char	ToChar (IFormatProvider provider)
double	ToDouble (IFormatProvider provider)
DateTime IConvertible.	ToDateTime (IFormatProvider provider)
decimal	ToDecimal (IFormatProvider provider)
float	ToSingle (IFormatProvider provider)
string IConvertible.	ToString (IFormatProvider provider)
object IConvertible.	ToType (Type conversionType, IFormatProvider provider)

Static Public Member Functions
static FPI23	Prescaled (Int32 n)
static	operator FPI23 (int value)
static implicit	operator FPI23 (sbyte value)
static	operator FPI23 (uint value)
static	operator FPI23 (long value)
static	operator FPI23 (ulong value)
static	operator FPI23 (float value)
static	operator FPI23 (double value)
static	operator int (FPI23 value)
static	operator long (FPI23 value)
static	operator uint (FPI23 value)
static	operator ulong (FPI23 value)
static	operator float (FPI23 value)
static	operator double (FPI23 value)
static	operator FPI8 (FPI23 value)
static	operator FPI16 (FPI23 value)
static	operator FPL16 (FPI23 value)
static	operator FPL32 (FPI23 value)
static FPI23	CheckedCast (int num)
static FPI23	CheckedCast (uint num)
static FPI23	CheckedCast (long num)
static FPI23	CheckedCast (ulong num)
static FPI23	CheckedCast (double num)
static FPI23	FastCast (int num)
static FPI23	FastCast (uint num)
static FPI23	FastCast (long num)
static FPI23	FastCast (double num)
static FPI23	operator+ (FPI23 a, Int32 b)
static FPI23	operator- (FPI23 a, Int32 b)
static FPI23	operator* (FPI23 a, Int32 b)
static FPI23	operator/ (FPI23 a, Int32 b)
static FPI23	operator% (FPI23 a, Int32 b)
static FPI23	operator+ (FPI23 a, FPI23 b)
static FPI23	operator- (FPI23 a, FPI23 b)
static FPI23	operator- (FPI23 a)
static FPI23	operator* (FPI23 a, FPI23 b)
static FPI23	operator/ (FPI23 a, FPI23 b)
static FPI23	operator% (FPI23 a, FPI23 b)
static FPI23	operator<< (FPI23 a, int b)
static FPI23	operator>> (FPI23 a, int b)
static bool	operator== (FPI23 a, FPI23 b)
static bool	operator!= (FPI23 a, FPI23 b)
static bool	operator>= (FPI23 a, FPI23 b)
static bool	operator<= (FPI23 a, FPI23 b)
static bool	operator> (FPI23 a, FPI23 b)
static bool	operator< (FPI23 a, FPI23 b)
static bool	operator== (FPI23 a, Int32 b)
static bool	operator!= (FPI23 a, Int32 b)
static bool	operator>= (FPI23 a, Int32 b)
static bool	operator<= (FPI23 a, Int32 b)
static bool	operator> (FPI23 a, Int32 b)
static bool	operator< (FPI23 a, Int32 b)
static FPI23	operator& (FPI23 a, FPI23 b)
static FPI23	operator| (FPI23 a, FPI23 b)
static FPI23	operator^ (FPI23 a, FPI23 b)
static FPI23	operator~ (FPI23 a)
static FPI23	operator++ (FPI23 a)
static FPI23	operator-- (FPI23 a)