static void Register(ILuaEnvironment env, ILuaValue table, Delegate func, string name = null)
{
var funcValue = env.Runtime.CreateValue(func);
var nameValue = env.Runtime.CreateValue(name ?? func.Method.Name);
table.SetIndex(nameValue, funcValue);
}
public static void Initialize(ILuaEnvironment E)
{
ILuaValue math = E.Runtime.CreateTable();
Register(E, math, (Func <double, double>)System.Math.Abs, "abs");
Register(E, math, (Func <double, double>)System.Math.Asin, "asin");
Register(E, math, (Func <double, double>)System.Math.Atan, "atan");
Register(E, math, (Func <double, double, double>)System.Math.Atan2, "atan2");
Register(E, math, (Func <double, double>)System.Math.Ceiling, "ceil");
Register(E, math, (Func <double, double>)System.Math.Cos, "cos");
Register(E, math, (Func <double, double>)System.Math.Cosh, "cosh");
Register(E, math, (Func <double, double>)deg);
Register(E, math, (Func <double, double>)System.Math.Exp, "exp");
Register(E, math, (Func <double, double>)System.Math.Floor, "floor");
Register(E, math, (Func <double, double, double>)System.Math.IEEERemainder, "fmod");
Register(E, math, (Func <double, double[]>)frexp);
math.SetIndex(E.Runtime.CreateValue("huge"),
E.Runtime.CreateValue(double.PositiveInfinity));
Register(E, math, (Func <double, double, double>)ldexp);
Register(E, math, (Func <double, double, double>)log);
Register(E, math, (Func <double, double[], double>)max);
Register(E, math, (Func <double, double[], double>)min);
Register(E, math, (Func <double, double[]>)modf);
math.SetIndex(E.Runtime.CreateValue("pi"),
E.Runtime.CreateValue(System.Math.PI));
Register(E, math, (Func <double, double, double>)System.Math.Pow, "pow");
Register(E, math, (Func <double, double>)rad);
Register(E, math, (Func <int?, int?, double>)random);
Register(E, math, (Action <int>)randomseed);
Register(E, math, (Func <double, double>)System.Math.Sin, "sin");
Register(E, math, (Func <double, double>)System.Math.Sinh, "sinh");
Register(E, math, (Func <double, double>)System.Math.Sqrt, "sqrt");
Register(E, math, (Func <double, double>)System.Math.Tan, "tan");
Register(E, math, (Func <double, double>)System.Math.Tanh, "tanh");
E.GlobalsTable.SetItemRaw(E.Runtime.CreateValue("math"), math);
}
static void Register(ILuaEnvironment E, ILuaValue table, Delegate func, string name = null)
{
var funcValue = E.Runtime.CreateValue(func);
var nameValue = E.Runtime.CreateValue(name ?? func.Method.Name);
table.SetIndex(nameValue, funcValue);
}