private void TopLevelDoOp(StageScriptOp op)
{
int jmpTo;
switch (op.OpCode)
{
case OpCode.NoOp:
Logger.DefaultLogger.WriteLine("NoOp called at {0}", this.Ptr);
break;
case OpCode.Debug:
jmpTo = this.Stack.Pop().ArgI;
switch (jmpTo)
{
case 0:
this.ThrowException("Debug breakpoint");
break;
case 1:
this.ThrowException("Stack Dump\n" + this.Stack.ToString());
break;
default:
this.ThrowException("Debug called with parameter = " + jmpTo.ToString());
break;
}
break;
case OpCode.PushI:
case OpCode.PushF:
this.Stack.Push(op.Arg);
break;
case OpCode.Dup:
this.Stack.Push(this.Stack.Top);
break;
case OpCode.Pop:
this.Stack.Pop();
break;
case OpCode.Jmp:
this.Ptr = this.Stack.Pop().ArgI - 1;
break;
case OpCode.Jz:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() == 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Jnz:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() != 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Jg:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() > 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Jge:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() >= 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Jl:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() < 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Jle:
jmpTo = this.Stack.Pop().ArgI - 1;
if (this.Stack.Cmp() <= 0)
{
this.Ptr = jmpTo;
}
break;
case OpCode.Inc:
this.Stack.Inc();
break;
case OpCode.Dec:
this.Stack.Dec();
break;
case OpCode.Neg:
this.Stack.Neg();
break;
case OpCode.Add:
this.Stack.Add();
break;
case OpCode.Sub:
this.Stack.Sub();
break;
case OpCode.Mult:
this.Stack.Mult();
break;
case OpCode.Div:
this.Stack.Div();
break;
case OpCode.LoopSetup:
this.LoopEntry = this.Stack.Pop().ArgI;
this.LoopCount = this.Stack.Pop().ArgI;
break;
case OpCode.Loop:
if (--this.LoopCount > 0)
{
this.Ptr = this.LoopEntry - 1;
}
break;
case OpCode.RandomI:
this.Stack.Push(new ScriptStackEntry(this.RandI(), 0.0f, false));
break;
case OpCode.RandomF:
this.Stack.Push(new ScriptStackEntry(0, this.RandF(), true));
break;
case OpCode.Wait:
this.Wait = this.Stack.Pop().ArgI;
break;
default:
this.DoOp(op);
break;
}
}
public StageScriptException(string message, StageScriptOp op, int where)
: base(string.Format("instr #{0} ({1}): {2}", where, op, message))
{
this.Where = where;
}
protected abstract void DoOp(StageScriptOp op);