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Diffstat (limited to 'mcs/class/corlib/System/Math.cs')
-rw-r--r--mcs/class/corlib/System/Math.cs375
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diff --git a/mcs/class/corlib/System/Math.cs b/mcs/class/corlib/System/Math.cs
deleted file mode 100644
index b38a6766679..00000000000
--- a/mcs/class/corlib/System/Math.cs
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@@ -1,375 +0,0 @@
-//
-// System.Math.cs
-//
-// Author:
-// Bob Smith (bob@thestuff.net)
-// Dan Lewis (dihlewis@yahoo.co.uk)
-//
-// (C) 2001 Bob Smith. http://www.thestuff.net
-//
-
-using System;
-using System.Globalization;
-using System.Runtime.CompilerServices;
-
-namespace System
-{
-// [CLSCompliant(false)]
- public sealed class Math
- {
- public const double E = 2.7182818284590452354;
- public const double PI = 3.14159265358979323846;
-
- private Math () {}
-
- public static decimal Abs(decimal value)
- {
- return (value < 0)? -value: value;
- }
- public static double Abs(double value)
- {
- return (value < 0)? -value: value;
- }
- public static float Abs(float value)
- {
- return (value < 0)? -value: value;
- }
- public static int Abs(int value)
- {
- if (value == Int32.MinValue)
- throw new OverflowException (Locale.GetText (Locale.GetText ("Value is too small")));
- return (value < 0)? -value: value;
- }
- public static long Abs(long value)
- {
- if (value == Int64.MinValue)
- throw new OverflowException(Locale.GetText ("Value is too small"));
- return (value < 0)? -value: value;
- }
- [CLSCompliant (false)]
- public static sbyte Abs(sbyte value)
- {
- if (value == SByte.MinValue)
- throw new OverflowException(Locale.GetText ("Value is too small"));
- return (sbyte)((value < 0)? -value: value);
- }
- public static short Abs(short value)
- {
- if (value == Int16.MinValue)
- throw new OverflowException(Locale.GetText ("Value is too small"));
- return (short)((value < 0)? -value: value);
- }
-
- public static double Ceiling(double a)
- {
- if (Double.IsNaN(a)){
- return Double.NaN;
- }
-
- if (Double.IsNegativeInfinity(a)){
- return Double.NegativeInfinity;
- }
-
- if (Double.IsPositiveInfinity(a)){
- return Double.PositiveInfinity;
- }
-
- double b = (double)((long)a);
- return (b < a)? b+1: b;
- }
- public static double Floor(double d) {
- if (Double.IsNaN(d)){
- return Double.NaN;
- }
-
- if (Double.IsNegativeInfinity(d)){
- return Double.NegativeInfinity;
- }
-
- if (Double.IsPositiveInfinity(d)){
- return Double.PositiveInfinity;
- }
-
- double b = (double)((long)d);
- return (d < 0 && d != b) ? --b : b;
- }
- public static double IEEERemainder(double x, double y)
- {
- double r;
- if (y == 0) return Double.NaN;
- r = x - (y * Math.Round(x/y));
- if (r != 0) return r;
- return (x > 0)? 0: -0;
- }
- public static double Log(double a, double newBase)
- {
- if (a == 0) return Double.NegativeInfinity;
- else if (a < 0) return Double.NaN;
- return Log(a)/Log(newBase);
- }
-
- public static byte Max(byte val1, byte val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static decimal Max(decimal val1, decimal val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static double Max(double val1, double val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static float Max(float val1, float val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static int Max(int val1, int val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static long Max(long val1, long val2)
- {
- return (val1 > val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static sbyte Max(sbyte val1, sbyte val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static short Max(short val1, short val2)
- {
- return (val1 > val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static uint Max(uint val1, uint val2)
- {
- return (val1 > val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static ulong Max(ulong val1, ulong val2)
- {
- return (val1 > val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static ushort Max(ushort val1, ushort val2)
- {
- return (val1 > val2)? val1: val2;
- }
- public static byte Min(byte val1, byte val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static decimal Min(decimal val1, decimal val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static double Min(double val1, double val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static float Min(float val1, float val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static int Min(int val1, int val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static long Min(long val1, long val2)
- {
- return (val1 < val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static sbyte Min(sbyte val1, sbyte val2)
- {
- return (val1 < val2)? val1: val2;
- }
- public static short Min(short val1, short val2)
- {
- return (val1 < val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static uint Min(uint val1, uint val2)
- {
- return (val1 < val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static ulong Min(ulong val1, ulong val2)
- {
- return (val1 < val2)? val1: val2;
- }
-
- [CLSCompliant (false)]
- public static ushort Min(ushort val1, ushort val2)
- {
- return (val1 < val2)? val1: val2;
- }
-
- public static decimal Round(decimal d)
- {
- decimal r = (decimal)((long)d);
- decimal a = Abs (d - r);
- if (a > .5M) return (r >= 0 ? ++r : --r);
- else if (a <.5M) return r;
- else
- {
- if (r%2 == 0) return r;
- else return ++r;
- }
- }
- public static decimal Round(decimal d, int decimals)
- {
- long p = 1;
- int c;
- decimal retval = d;
- if (decimals < 0 || decimals > 15)
- throw new ArgumentOutOfRangeException(Locale.GetText (
- "Value is too small or too big."));
- else if (decimals == 0)
- return Math.Round(d);
- for (c=0; c<decimals; c++) p*=10;
- retval*=p;
- retval=Math.Round(retval);
- retval/=p;
- return retval;
- }
- public static double Round(double d)
- {
- double r = (double)((long)d);
- double a = Abs (d - r);
- if (a > .5) return (r >= 0 ? ++r : --r);
- else if (a <.5) return r;
- else
- {
- if (r%2 == 0) return r;
- else return ++r;
- }
- }
- public static double Round(double value, int digits) {
- long p = 1;
- int c;
- double retval = value;
- if (digits < 0 || digits > 15)
- throw new ArgumentOutOfRangeException(Locale.GetText (
- "Value is too small or too big."));
- else if (digits == 0)
- return Math.Round(value);
- for (c=0; c<digits; c++) p*=10;
- retval*=p;
- retval=Math.Round(retval);
- retval/=p;
- return retval;
- }
- public static int Sign(decimal value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
- public static int Sign(double value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
- public static int Sign(float value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
- public static int Sign(int value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
- public static int Sign(long value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
-
- [CLSCompliant (false)]
- public static int Sign(sbyte value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
- public static int Sign(short value)
- {
- if (value > 0) return 1;
- return (value == 0)? 0: -1;
- }
-
- // internal calls
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Sin (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Cos (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Tan (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Sinh (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Cosh (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Tanh (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Acos (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Asin (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Atan (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Atan2 (double y, double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Exp (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Log (double x);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Log10 (double x);
-
- public static double Pow (double x, double y) {
- if (Double.IsNaN (x) || Double.IsNaN (y))
- return Double.NaN;
- if (Double.IsNegativeInfinity (x))
- if (((int)y & 1) == 1)
- return Double.NegativeInfinity;
- else
- return Double.PositiveInfinity;
- if (Double.IsPositiveInfinity (x))
- if (Double.IsNegativeInfinity (y))
- return 0;
- else
- return Double.PositiveInfinity;
- if (Double.IsNegativeInfinity (y) || Double.IsPositiveInfinity (y))
- return Double.NaN;
-
- return PowImpl (x, y);
- }
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double PowImpl (double x, double y);
-
- [MethodImplAttribute (MethodImplOptions.InternalCall)]
- public extern static double Sqrt (double x);
- }
-}
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