static string GetOpCodeFormat(MathOperationsMetaData.OpSignature sig)
{
switch (sig.OpType)
{
case nameof(MathOperationsMetaData.CustomOps.Negate):
return("- {0}");
case nameof(MathOperationsMetaData.CustomOps.Modulo):
return("{0} % {1}");
case nameof(MathOperationsMetaData.CustomOps.Add):
return("{0} + {1}");
case nameof(MathOperationsMetaData.CustomOps.Subtract):
return("{0} - {1}");
case nameof(MathOperationsMetaData.CustomOps.Multiply):
return("{0} * {1}");
case nameof(MathOperationsMetaData.CustomOps.Divide):
return("{0} / {1}");
case nameof(MathOperationsMetaData.CustomOps.CubicRoot):
return("math.pow(math.abs({0}), 1f / 3f)");
}
var formatParams = Enumerable.Range(0, sig.Params.Length).Select(i => $"{{{i}}}"); // {0}, {1}, ...
return($"math.{sig.OpType.ToLower()}({string.Join(", ", formatParams)})"); // something like "math.dot({0}, {1}) or math.cos({0})"
}
protected override void OnDefineNode()
{
m_MethodName = TypedNode.Type.GetMethodsSignature().OpType;
m_CompatibleMethods = MathOperationsMetaData.MethodsByName[m_MethodName];
m_CurrentMethod = m_CompatibleMethods.Single(o => o.EnumName == TypedNode.Type.ToString());
if (InputCount == default)
{
InputCount = m_CurrentMethod.Params.Length;
}
var mathGenericNode = TypedNode;
mathGenericNode.GenerationVersion = MathGeneratedDelegates.GenerationVersion;
Node = mathGenericNode;
base.OnDefineNode();
}
static string GetOpCodeGen(MathOperationsMetaData.OpSignature sig)
{
if (!sig.SupportsMultiInputs())
{
var indexedValues = sig.Params.Select((p, index) => $"values[{index}].{p}").ToArray();
return($"values => {string.Format(GetOpCodeFormat(sig), indexedValues)}, \t// {sig.EnumName}");
}
var aType = sig.Params[0].ToString();
var bType = sig.Params[1].ToString();
return("values => \t// " + sig.EnumName + "\n" +
"\t\t\t{\n" +
"\t\t\t\tAssert.IsTrue(values.Length >= 2);\n" +
"\t\t\t\tvar result = values[0];\n" +
"\t\t\t\tfor (int i = 1; i < values.Length; ++i)\n" +
$"\t\t\t\t\tresult = {string.Format(GetOpCodeFormat(sig), $"result.{aType}", $"values[i].{bType}")};\n" +
"\t\t\t\treturn result;\n" +
"\t\t\t},");
}
