public NeldorMid(object evaluatorInstance, int nMer)
{
ContractHlp.Assert(evaluatorInstance != null, "Error 9451610. Исполнительный файл для подсчета отклонений не найден.");
_evaluatorInstance = evaluatorInstance;
_nMer = nMer;
}
public double[,] Evaluator(string expression, double start, double finish, double step)
{
var n = 0;
string code = string.Empty;
code += "using System;";
code += "namespace CSEvaluator";
code += "{ public class Evaluate";
code += " { public double GetResult(int number){ return(" + expression.Replace("x", "EvaluatorXY[0,number]") + "); }";
code += " private void Reader()";
code += " {";
for (double i = start; i >= finish; i = i - step)
{
n++;
code += " EvaluatorXY[0," + (n - 1) + "] = " + Math.Round(i, 4).ToString(CultureInfo.InvariantCulture) + ";";
}
code += " }";
code += " private double Pow(double arg, double leaf)";
code += " {";
code += " if (arg > 0) return Math.Pow(arg, leaf);";
code += " double result = 0;";
code += " int floatlenght = 0;";
code += " double tmp = arg;";
code += " while ((int)tmp % 10 == 0 && tmp!=0)";
code += " {";
code += " tmp *= 10;";
code += " floatlenght++;";
code += " }";
code += " bool negatArg = false;";
code += " if ((leaf ) % 2 != 0 )";
code += " {";
code += " arg = arg * -1;";
code += " negatArg = true;";
code += " }";
code += " result = Math.Pow(arg, leaf);";
code += " if (negatArg == true) result = result * -1;";
code += " return result;";
code += " }";
code += " private double Cos(double arg) { return Math.Cos(arg); }";
code += " private double Sin(double arg) { return Math.Sin(arg); }";
code += " private double Tan(double arg) { return Math.Tan(arg); }";
code += " private double EXP(double arg) { return Math.Exp(arg); }";
code += " private double Log(double leaf, double arg) { return Math.Log(arg, leaf); }";
code += " double[,] EvaluatorXY = new double[2," + n + "];";
code += " public void GetEvaluatorXY()";
code += " {";
code += " Reader();";
code += " for (int i = 0;i<=" + (n - 1) + ";i++)";
code += " EvaluatorXY[1,i] = Math.Round(GetResult(i),4);";
code += " }";
code += " public double[,] GetResultEvaluatorXY()";
code += " {";
code += " GetEvaluatorXY();";
code += " return EvaluatorXY;";
code += " }";
code += " }";
code += "}";
var ccParams = new CompilerParameters
{
//CompilerOptions = "/t:library",
GenerateInMemory = true,
IncludeDebugInformation = true,
GenerateExecutable = false,
OutputAssembly = "Evaluate.dll",
CompilerOptions = "/optimize",
TempFiles = new TempFileCollection(".", false)
};
ccParams.ReferencedAssemblies.Add("system.dll");
CodeDomProvider compileProvider = CodeDomProvider.CreateProvider("CSharp");
var results = compileProvider.CompileAssemblyFromSource(ccParams, code);
var assembly = results.CompiledAssembly;
var evaluator = assembly.CreateInstance("CSEvaluator.Evaluate");
ContractHlp.Assert(evaluator != null, "Erorr 16420203. Не удалось собрать компилятор.");
var result = (double[, ])evaluator.GetType().InvokeMember("GetResultEvaluatorXY", BindingFlags.InvokeMethod, null, evaluator, new object[] { }, null, null, null);
return(result);
}
