/// <summary>
/// Goes to a label (Arg1).
/// </summary>
/// <param name="Args">An int that specifies the address to go to.</param>
public static void Goto(ref ScriptArguments Args)
{
var Thread = Args.GetThread();
int Arg1 = Args.GetIntParameter(0);
Thread.ProgramCounter = (uint)(Arg1 < 0 ? Thread.BaseAddress - Arg1 : Arg1);
}
/// <summary>
/// Waits for a specified number of millisecs.
/// Opcode: 0001
/// </summary>
/// <param name="Args">An instance of ScriptArguments.</param>
public static void Wait(ref ScriptArguments Args)
{
int Time = Args.GetIntParameter(0);
Debug.Assert(Time >= 0, "negative wait time is not supported");
var Thread = Args.GetThread();
// Scripts use wait 0 to yield
Thread.WakeCounter = Time > 0 ? Time : -1;
}
/// <summary>
/// Starts a new thread on the ScriptMachine.
/// </summary>
/// <param name="Args">A ScriptArguments instance.</param>
public static void StartThread(ref ScriptArguments Args)
{
Args.GetVM().StartThread((uint)Args.GetIntParameter(0), false);
var Threads = Args.GetVM().GetThreads();
SCMThread Thread = Threads[Threads.Count - 1];
var Locals = Thread.Locals.ToArray();
// Copy arguments to locals
for (var i = 1u; i < Args.GetParameters().Count; ++i)
{
if (Args[i].Type == SCMType.EndOfArgList)
{
break;
}
/**reinterpret_cast<ScriptInt*>(Thread.Locals.ToArray() +
* sizeof(int) * (i - 1)) = args[i].integerValue();*/
byte[] SrcInt = BitConverter.GetBytes(Args[i].IntegerValue());
Array.Copy(SrcInt, 0, Locals, sizeof(int) * (i - 1), SrcInt.Length - 1);
Thread.Locals.AddRange(Locals);
}
}