public MathFunc(string str, string v = null, bool simplify = true, bool precompile = false)
{
List <MathFunc> mathFuncs = new MathExprConverter().Convert(str);
MathFunc first = mathFuncs.FirstOrDefault();
LeftNode = first.LeftNode;
RightNode = first.RightNode;
Root = RightNode;
if (string.IsNullOrEmpty(v))
{
ConstToVars();
}
else
{
Variable = new VarNode(v);
ConstToVar(Root);
}
FindParamsAndUnknownFuncs(Root);
Root.Sort();
if (simplify)
{
Root = Simplify(Root);
}
if (precompile)
{
Root = Precompile(null, Root);
}
}
private void CompileFuncAndDerivative(string expression, string variable, string name = "")
{
var func = new MathFunc(expression, variable, true, true);
var funcDer = new MathFunc(expression, variable, true, false).GetDerivative().GetPrecompilied();
Init(name);
func.Compile(this, FuncName);
funcDer.Compile(this, FuncDerivativeName);
}
public void CompileFuncAndDerivative(string expression, string variable, string path = "", string fileName = "")
{
var func = new MathFunc(expression, variable, true, true);
var funcDer = new MathFunc(expression, variable, true, false).GetDerivative().GetPrecompilied();
Init(fileName);
func.Compile(this, FuncName);
funcDer.Compile(this, FuncDerivativeName);
Finalize(path, fileName);
}
public MathFunc Generate(string varName, string[] constNames, string[] unknownFuncNames)
{
bool error = false;
MathFunc result = null;
do
{
error = false;
try
{
result = new MathFunc(Generate(0, varName, constNames, unknownFuncNames), new VarNode(varName));
var precompilied = new MathFunc(result.ToString(), varName, true, true);
if (precompilied.ContainsNaN())
{
error = true;
}
}
catch
{
error = true;
}
}while (error);
return(result);
}
private void CompileFuncAndDerivative(string expression, string variable, string name = "")
{
var func = new MathFunc(expression, variable, true, true);
var funcDer = new MathFunc(expression, variable, true, false).GetDerivative().GetPrecompilied();
Init(name);
func.Compile(this, FuncName);
funcDer.Compile(this, FuncDerivativeName);
}
