void WriteFunction(string func, FxlcToken token)
{
WriteIndent();
var operands = token.Operands
.Skip(1)
.Select(o => o.ToString(Ctab, Cli));
WriteLine("{0} = {1}({2});",
token.Operands[0].ToString(Ctab, Cli),
func,
string.Join(", ", operands));
}
void Write(FxlcToken token)
{
WriteIndent();
WriteLine($"// {token.ToString(Shader.ConstantTable, Shader.Cli)}");
switch (token.Opcode)
{
case Bytecode.Fxlvm.FxlcOpcode.Mov:
WriteIndent();
WriteLine("{0} = {1};",
token.Operands[0].FormatOperand(Ctab, Cli),
token.Operands[1].FormatOperand(Ctab, Cli));
break;
case Bytecode.Fxlvm.FxlcOpcode.Neg:
WriteIndent();
WriteLine("{0} = -{1};",
token.Operands[0].FormatOperand(Ctab, Cli),
token.Operands[1].FormatOperand(Ctab, Cli));
break;
case Bytecode.Fxlvm.FxlcOpcode.Frc:
WriteFunction("frac", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Exp:
WriteFunction("exp", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Log:
WriteFunction("log", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Rsq:
WriteFunction("rsq", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Sin:
WriteFunction("sin", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Cos:
WriteFunction("cos", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Asin:
WriteFunction("asin", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Acos:
WriteFunction("acos", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Atan:
WriteFunction("atam", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Atan2:
WriteFunction("atan2", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Sqrt:
WriteFunction("sqrt", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Ineg:
WriteFunction("~int", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Imax:
WriteFunction("(int)max(", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Not:
WriteFunction("!", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Utof:
WriteFunction("utof", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Ftoi:
WriteFunction("ftoi", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Ftou:
WriteFunction("ftou", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Btoi:
WriteFunction("btoi", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Round:
WriteFunction("round", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Floor:
WriteFunction("floor", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Ceil:
WriteFunction("ceil", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Min:
WriteFunction("min", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Max:
WriteFunction("max", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Add:
WriteInfix("+", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Mul:
WriteInfix("*", token);
break;
case Bytecode.Fxlvm.FxlcOpcode.Lt:
WriteInfix("<", token);
break;
}
}
