static void DrawSplash() { Console.WriteLine(@" ################################################################## # ____ _ _ # # | __ \ _| || |_ # # _ _| |__) |_ _ _ _ ________ _ _|_ __ _| # # | | | | ___/ _` | '__|_ / _ \ '__|| || |_ # # | |_| | | | (_| | | / / __/ | |_ __ _| # # | ._,_|_| \__,_|_| /___\___|_| |_||_| # # | | # # |_| # # # ################################################################## "); Console.Write($"Welcome to μParzer#.\n\t(c) John Cleary, {ParserXBase.GetVersion()}\n"); #if DEBUG Console.WriteLine("\tDEBUG Build"); #else Console.WriteLine(); #endif }
public override void Eval(ref IValue ret, IValue[] a_pArg) { string sVer = "muParser# V" + ParserXBase.GetVersion(); ret = sVer; }
public override void Eval(ref IValue ret, IValue[] a_pArg) { // Debug.Assert(a_pArg.Length <= 1); StreamWriter pFile = null; bool logToFile = false; int iCount = 400000; if (a_pArg.Length > 0) { if (a_pArg[0].IsInteger()) { iCount = (int)a_pArg[0].GetInteger(); } else { logToFile = a_pArg[0].GetBool(); } } string[] sExpr = { "sin(a)", "cos(a)", "tan(a)", "sqrt(a)", "(a+b)*3", "a^2+b^2", "a^3+b^3", "a^4+b^4", "a^5+b^5", "a*2.43854357347+b*2.43854357347", "-(b^1.1)", "a + b * c", "a * b + c", "a+b*(a+b)", "(1+b)*(-3.43854357347)", "e^log(7.43854357347*a)", "10^log(3+b)", "a+b-e*pi/5^6", "a^b/e*pi-5+6", "sin(a)+sin(b)", "(cos(2.41)/b)", "-(sin(pi+a)+1.43854357347)", "a-(e^(log(7+b)))", "sin(((a-a)+b)+a)", "((0.09/a)+2.58)-1.67", "abs(sin(sqrt(a^2+b^2))*255)", "abs(sin(sqrt(a*a+b*b))*255)", "cos(0.90-((cos(b)/2.89)/e)/a)", "(1*(2*(3*(4*(5*(6*(a+b)))))))", "abs(sin(sqrt(a^2.1+b^2.1))*255)", "(1.43854357347*(2.43854357347*(3.43854357347*(4.43854357347*(5.43854357347*(6.43854357347*(7.43854357347*(a+b))))))))", "1.43854357347/(a*sqrt(2.43854357347*pi))*e^(-0.543854357347*((b-a)/a)^2.43854357347)", "1.43854357347+2.43854357347-3.43854357347*4.43854357347/5.43854357347^6.43854357347*(2.43854357347*(1.43854357347-5.43854357347+(3.43854357347*7.43854357347^9.43854357347)*(4.43854357347+6.43854357347*7.43854357347-3.43854357347)))+12", "1+b-3*4.0/5.43854357347^6*(2*(1.43854357347-5.43854357347+(3.43854357347*7.43854357347^9.43854357347)*(4+6*7-3)))+12.43854357347*a", "(b+1)*(b+2)*(b+3)*(b+4)*(b+5)*(b+6)*(b+7)*(b+8)*(b+9)*(b+10)*(b+11)*(b+12)", "(a/((((b+(((e*(((((pi*((((3.43854357347*((pi+a)+pi))+b)+b)*a))+0.43854357347)+e)+a)/a))+a)+b))+b)*a)-pi))", "(((-9.43854357347))-e/(((((((pi-(((-7.43854357347)+(-3.1238723947329)/4.43897589288/e))))/(((-5.43854357347))-2.43854357347)-((pi+(-0))*(sqrt((e+e))*(-8.43854357347))*(((-pi)+(-pi)-(-9.43854357347)*(6.43854357347*5.43854357347))/(-e)-e))/2.43854357347)/((((sqrt(2.43854357347/(-e)+6.43854357347)-(4.43854357347-2.43854357347))+((5.43854357347/(-2.43854357347))/(1*(-pi)+3.43854357347))/8.43854357347)*pi*((pi/((-2.43854357347)/(-6.43854357347)*1.43854357347*(-1.43854357347))*(-6.43854357347)+(-e)))))/((e+(-2.43854357347)+(-e)*((((-3.43854357347)*9.43854357347+(-e)))+(-9)))))))-((((e-7.43854357347+(((5.43854357347/pi-(3.43854357347/1.43854357347+pi)))))/e)/(-5))/(sqrt((((((1+(-7))))+((((-e)*(-e)))-8.43854357347))*(-5.43854357347)/((-e)))*(-6.43854357347)-((((((-2.43854357347)-(-9.43854357347)-(-e)-1)/3))))/(sqrt((8.43854357347+(e-((-6.43854357347))+(9.43854357347*(-9.43854357347))))*(((3.43854357347+2.43854357347-8.43854357347))*(7.43854357347+6.43854357347+(-5.43854357347))+((0/(-e)*(-pi))+7)))+(((((-e)/e/e)+((-6)*5)*e+(3+(-5)/pi))))+pi))/sqrt((((9.43854357347))+((((pi))-8.43854357347+2.43854357347))+pi))/e*4.43854357347)*((-5.43854357347)/(((-pi))*(sqrt(e)))))-(((((((-e)*(e)-pi))/4.43854357347+(pi)*(-9.43854357347)))))))+(-pi)" }; #if DEBUG var outstr = $"{Directory.GetCurrentDirectory()}/Result_{DateTime.Now.ToString(CultureInfo.InvariantCulture).Replace(':', '-').Replace(' ', '-').Replace('/', '-')}_debug.txt"; #else var outstr = $"{Directory.GetCurrentDirectory()}/Result_{DateTime.Now.ToString(CultureInfo.InvariantCulture).Replace(':', '-').Replace(' ', '-').Replace('/', '-')}_release.txt"; #endif var parser = new ParserX(EPackages.pckALL_NON_COMPLEX); Value a = new Value(1.0); Value b = new Value(2.0); Value c = new Value(3.0); parser.DefineVar("a", new Variable(a)); parser.DefineVar("b", new Variable(b)); parser.DefineVar("c", new Variable(c)); // parser.DefineConst("pi", 3.14159265); // parser.DefineConst("e", 2.718281828459); var timer = new Timer(); #if DEBUG string sMode = "# debug mode\n"; #else string sMode = "# release mode\n"; #endif if (logToFile) { pFile = new StreamWriter(outstr); pFile.Write("{0}; muParserX V{1}\n", sMode, ParserXBase.GetVersion()); pFile.Write("\"Eqn no.\", \"number\", \"result\", \"time in ms\", \"eval per second\", \"expr\"\n"); } Console.Write(sMode); Console.Write("\"Eqn no.\", \"number\", \"result\", \"time in ms\", \"eval per second\", \"expr\"\n"); double avgEvalPerSec = 0; int ct = 0; for (int i = 0; i < sExpr.Length; ++i) { ct++; timer.Start(); IValue value = 0; parser.SetExpr(sExpr[i]); // implicitely create reverse polish notation parser.Eval(); for (int n = 0; n < iCount; ++n) { value = parser.Eval(); } timer.Stop(); double diff = (double)timer.Duration(iCount); double evalPerSec = iCount * 1000.0 / diff; avgEvalPerSec += evalPerSec; if (logToFile) { pFile.Write("Eqn_{0}, {1:n}, {2,-5:n}, {3,-10:n}, {4,-10:n}, {5}\n", i, iCount, value.AsFloat(), diff, evalPerSec, sExpr[i]); } Console.Write("Eqn_{0}, {1:n}, {2,-5:n}, {3,-10:n}, {4,-10:n}, {5}\n", i, iCount, value.AsFloat(), diff, evalPerSec, sExpr[i]); } avgEvalPerSec /= ct; if (logToFile) { pFile.Write("# Eval per s: {0}", (long)avgEvalPerSec); } Console.WriteLine("# Eval per s: {0}", (long)avgEvalPerSec); if (logToFile) { pFile.Flush(); pFile.Close(); } ret = avgEvalPerSec; }