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Added Ceiling and Floor functions.

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This commit is contained in:
HKS_cp 2011-08-28 19:17:49 +00:00
parent 65e854d492
commit a896c7dfa7
1 changed files with 27 additions and 2 deletions
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29
source2/Kernel/System/Cosmos.System.Plugs.System/MathImpl.cs
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@ -266,7 +266,7 @@ namespace Cosmos.System.Plugs.System
double result = 0; double result = 0;
//TO radians //TO radians
double radians = a * (Math.PI / 180); double radians = a;// *(Math.PI / 180);
if (radians > Math.PI) if (radians > Math.PI)
{ {
@ -283,6 +283,8 @@ namespace Cosmos.System.Plugs.System
result = (radians) - (Math.Pow(radians, 3) / Factorial(3)); result = (radians) - (Math.Pow(radians, 3) / Factorial(3));
result += (Math.Pow(radians, 5) / Factorial(5)) - (Math.Pow(radians, 7) / Factorial(7)) + (Math.Pow(radians, 9) / Factorial(9)); result += (Math.Pow(radians, 5) / Factorial(5)) - (Math.Pow(radians, 7) / Factorial(7)) + (Math.Pow(radians, 9) / Factorial(9));
//result *= -1;
/* USE WHEN Modulus Works /* USE WHEN Modulus Works
* int sign = 0; * int sign = 0;
for (int i = 3; i < 19; i += 2) for (int i = 3; i < 19; i += 2)
@ -305,7 +307,7 @@ namespace Cosmos.System.Plugs.System
public static double Cos(double a) public static double Cos(double a)
{ {
//Cos(x) = Sin(90degrees - radians) //Cos(x) = Sin(90degrees - radians)
return Sin(90 - a); return Sin((Math.PI / 2) - a);
} }
#endregion #endregion
@ -325,5 +327,28 @@ namespace Cosmos.System.Plugs.System
return n * Factorial(n - 1); return n * Factorial(n - 1);
} }
#endregion #endregion
#region Ceiling
public static double Ceiling(double a)
{
int returnval = (int)Floor(a);
returnval += 1;
return returnval;
}
#endregion
#region Floor
public static double Floor(double a)
{
int returnval = (int)a;
if (a < 0)
{
returnval -= 1;
}
return returnval;
}
#endregion
} }
} }