dev3/psychlops/core/math/util.cs

   1 using System;\r
   2 \r
   3 namespace Psychlops\r
   4 {\r
   5 \r
   6         public static class Math\r
   7         {\r
   8                 public static readonly double PI = 3.14159265, E = 2.718281828459045;\r
   9                 public static double abs(double x)\r
  10                 {\r
  11                         return System.Math.Abs(x);\r
  12                 }\r
  13                 public static double sin(double x)\r
  14                 {\r
  15                         return System.Math.Sin(x);\r
  16                 }\r
  17                 public static double cos(double x)\r
  18                 {\r
  19                         return System.Math.Cos(x);\r
  20                 }\r
  21                 public static double tan(double x)\r
  22                 {\r
  23                         return System.Math.Tan(x);\r
  24                 }\r
  25                 public static double sqrt(double x)\r
  26                 {\r
  27                         return System.Math.Sqrt(x);\r
  28                 }\r
  29                 public static double exp(double x)\r
  30                 {\r
  31                         return System.Math.Exp(x);\r
  32                 }\r
  33                 public static double log(double x)\r
  34                 {\r
  35                         return System.Math.Log(x);\r
  36                 }\r
  37                 public static double radius(double x, double y)\r
  38                 {\r
  39                         return System.Math.Sqrt(x * x + y * y);\r
  40                 }\r
  41 \r
  42 \r
  43                 public static double gaussian(double x, double sigma)\r
  44                 {\r
  45                         return exp(- (x*x) / (2*sigma*sigma));\r
  46                 }\r
  47         }\r
  48 \r
  49 }