public static SkryptObject RandomInt(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
if (arguments.Values.Length == 1)
{
return(engine.CreateNumber((int)(_random.NextDouble() * arguments.GetAs <NumberInstance>(0).Value)));
}
else if (arguments.Values.Length == 2)
{
var val = _random.NextDouble();
var min = arguments.GetAs <NumberInstance>(0).Value;
var max = arguments.GetAs <NumberInstance>(1).Value;
return(engine.CreateNumber((int)(max * val + min * (1 - val))));
}
return(engine.CreateNumber((int)_random.NextDouble()));
}
public MathModule(SkryptEngine engine) : base(engine)
{
CreateProperty("PI", engine.CreateNumber(Math.PI));
CreateProperty("E", engine.CreateNumber(Math.E));
CreateProperty("LN10", engine.CreateNumber(Math.Log(10)));
CreateProperty("LN2", engine.CreateNumber(Math.Log(2)));
CreateProperty("LOG2E", engine.CreateNumber(Math.Log(Math.E, 2)));
CreateProperty("LOG10E", engine.CreateNumber(Math.Log(Math.E, 10)));
CreateProperty("SQRT1_2", engine.CreateNumber(Math.Sqrt(0.5)));
CreateProperty("SQRT2", engine.CreateNumber(Math.Sqrt(2)));
}
public static SkryptObject Length2(SkryptEngine engine, SkryptObject self)
{
double val = 0;
var vector = self as VectorInstance;
for (var i = 0; i < vector.Components.Length; i++)
{
val += Math.Pow(vector.Components[i], 2);
}
return(engine.CreateNumber(val));
}
public static SkryptObject GetSizeOfAction(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var target = arguments.GetAs <FunctionInstance>(0);
var before = SkryptEngine.GetAllocatedBytesForCurrentThread();
target.Run();
var after = SkryptEngine.GetAllocatedBytesForCurrentThread();
return(engine.CreateNumber(after - before));
}
public static SkryptObject ToByteArray(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var str = self as StringInstance;
var bytes = Encoding.ASCII.GetBytes(str.Value);
var array = engine.CreateArray(new SkryptObject[0]);
for (var i = 0; i < bytes.Length; i++)
{
ArrayInstance.Push(engine, array, new Arguments(engine.CreateNumber(bytes[i])));
}
return(array);
}
public static SkryptObject GetSizeOfObject(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var target = arguments.GetAs <SkryptObject>(0);
var clone = default(SkryptObject);
var before = SkryptEngine.GetAllocatedBytesForCurrentThread();
clone = target != null?target.Clone() : null;
var after = SkryptEngine.GetAllocatedBytesForCurrentThread();
clone = null;
return(engine.CreateNumber(after - before));
}
public static SkryptObject IndexOf(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var str = self as StringInstance;
var search = arguments.GetAs <StringInstance>(0);
var start = arguments[1];
if (start == null)
{
return(engine.CreateNumber(str.Value.IndexOf(search)));
}
else
{
if (start is NumberInstance num)
{
var startIndex = Math.Max(Math.Min((int)num, str.Value.Length - 1), 0);
return(engine.CreateNumber(str.Value.IndexOf(search, startIndex)));
}
else
{
throw new InvalidArgumentTypeException($"Expected argument of type Number.");
}
}
}
public static SkryptObject ParseInt(SkryptEngine engine, SkryptObject self, Arguments input)
{
var value = int.Parse(input[0].ToString(), System.Globalization.CultureInfo.InvariantCulture);
return(engine.CreateNumber(value));
}
public static SkryptObject Length(SkryptEngine engine, SkryptObject self)
{
return(engine.CreateNumber(Math.Sqrt((NumberInstance)Length2(engine, self))));
}
public static SkryptObject GetAllocatedBytes(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
var bytes = SkryptEngine.GetAllocatedBytesForCurrentThread() - engine.InitialMemoryUsage;
return(engine.CreateNumber(bytes));
}
public static SkryptObject ExecutionTime(SkryptEngine engine, SkryptObject self)
{
return(engine.CreateNumber(engine.SW.Elapsed.TotalSeconds));
}
public static SkryptObject W(SkryptEngine engine, SkryptObject self)
{
var vector = self as Vector4Instance;
return(engine.CreateNumber(vector.Components[2]));
}
public ArrayInstance(SkryptEngine engine) : base(engine)
{
CreateProperty("iteratorIndex", engine.CreateNumber(0), true);
}
public static SkryptObject Length(SkryptEngine engine, SkryptObject self)
{
return(engine.CreateNumber((self as StringInstance).Value.Length));
}
public static SkryptObject Log2(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
return(engine.CreateNumber(Math.Log(arguments.GetAs <NumberInstance>(0), 2)));
}
public static SkryptObject Truncate(SkryptEngine engine, SkryptObject self, Arguments arguments)
{
return(engine.CreateNumber(Math.Truncate(arguments.GetAs <NumberInstance>(0))));
}
