OpenBve.FunctionScripts.Tan C# (CSharp) Méthode

		private static double Tan(double X) {
			double c = X / Math.PI;
			double d = c - Math.Floor(c) - 0.5;
			double e = Math.Floor(X >= 0.0 ? X : -X) * 1.38462643383279E-16;
			if (d >= -e & d <= e) {
				return 0.0; /// ComplexInfinity
			} else {
				return Math.Tan(X);
			}
		}