void Benchmark_Click(Object _sender, EventArgs _e1) { try { // For optimum performance evaluate in a batch... // Redefine vector variables to contain multiple values MTParser benchParser = new MTParser(); benchParser.copy(m_parser); MTDoubleVector x = new MTDoubleVector(); MTDoubleVector y = new MTDoubleVector(); MTDoubleVector z = new MTDoubleVector(); x.create("x"); y.create("y"); z.create("z"); benchParser.undefineAllVars(); benchParser.defineVar(x as IMTVariable); benchParser.defineVar(y as IMTVariable); benchParser.defineVar(z as IMTVariable); // Compile the expression only once benchParser.compile(Expr.Text); // Generate random variable values... int nbEvals = 400000; double[] xval = new double[nbEvals]; double[] yval = new double[nbEvals]; double[] zval = new double[nbEvals]; System.Random r = new System.Random(100); for (int i = 0; i < nbEvals; i += 1) { xval[i] = r.Next(0, 1000); yval[i] = r.Next(0, 1000); zval[i] = r.Next(0, 1000); } // Set values... x.setValueVector(xval); y.setValueVector(yval); z.setValueVector(zval); double[] results = new double[nbEvals]; // this will contain all the results after evaluations long beginTime = 0; long endTime = 0; beginTime = GetTickCount(); // start the timer benchParser.evaluateCompiledBatch(nbEvals, results); // do all evaluations in one call, avoiding multiple COM calls endTime = GetTickCount(); // stop the timer long elapsedTime = 0; elapsedTime = endTime - beginTime; long nbEvalSec = 0; double timePerEval = 0; timePerEval = elapsedTime / (double)nbEvals; nbEvalSec = (long)(nbEvals / elapsedTime * 1000.0); Msg.Text = "Nb. Evaluations: " + nbEvals; Msg.Text = Msg.Text + Environment.NewLine; Msg.Text = Msg.Text + "Elapsed time (ms): " + elapsedTime; Msg.Text = Msg.Text + Environment.NewLine; Msg.Text = Msg.Text + "Time per evaluation (ms): " + timePerEval; Msg.Text = Msg.Text + Environment.NewLine; Msg.Text = Msg.Text + "Nb. Eval per sec: " + nbEvalSec; } catch (Exception e) { Msg.Text = "Error: " + e.Message; } }
void Benchmark_Click(Object _sender, EventArgs _e1) { try { // For optimum performance evaluate in a batch... // Redefine vector variables to contain multiple values MTParser benchParser = new MTParser(); benchParser.copy( m_parser ); MTDoubleVector x = new MTDoubleVector(); MTDoubleVector y = new MTDoubleVector(); MTDoubleVector z = new MTDoubleVector(); x.create("x"); y.create("y"); z.create("z"); benchParser.undefineAllVars(); benchParser.defineVar(x as IMTVariable); benchParser.defineVar(y as IMTVariable); benchParser.defineVar(z as IMTVariable); // Compile the expression only once benchParser.compile(Expr.Text); // Generate random variable values... int nbEvals = 400000; double[] xval = new double[nbEvals]; double[] yval = new double[nbEvals]; double[] zval = new double[nbEvals]; System.Random r = new System.Random(100); for(int i = 0; i < nbEvals; i += 1) { xval[i] = r.Next(0, 1000); yval[i] = r.Next(0, 1000); zval[i] = r.Next(0, 1000); } // Set values... x.setValueVector(xval); y.setValueVector(yval); z.setValueVector(zval); double[] results = new double[nbEvals]; // this will contain all the results after evaluations long beginTime = 0; long endTime = 0; beginTime = GetTickCount(); // start the timer benchParser.evaluateCompiledBatch(nbEvals, results); // do all evaluations in one call, avoiding multiple COM calls endTime = GetTickCount(); // stop the timer long elapsedTime = 0; elapsedTime = endTime - beginTime; long nbEvalSec = 0; double timePerEval = 0; timePerEval = elapsedTime / (double)nbEvals; nbEvalSec = (long)(nbEvals / elapsedTime * 1000.0); Msg.Text = "Nb. Evaluations: " + nbEvals; Msg.Text = Msg.Text + Environment.NewLine ; Msg.Text = Msg.Text + "Elapsed time (ms): " + elapsedTime; Msg.Text = Msg.Text + Environment.NewLine ; Msg.Text = Msg.Text + "Time per evaluation (ms): " + timePerEval; Msg.Text = Msg.Text + Environment.NewLine ; Msg.Text = Msg.Text + "Nb. Eval per sec: " + nbEvalSec; } catch ( Exception e) { Msg.Text = "Error: " + e.Message; } }
void form_load(Object _sender, EventArgs _e1) { try { _macroDefinition.SetParser(m_parser); // Define the variables and keep the keys to speed up value assignations m_parser.defineVar(m_x as IMTVariable); m_parser.defineVar(m_y as IMTVariable); m_parser.defineVar(m_z as IMTVariable); // Define a shared double variable for test purpose MTDouble v = new MTDouble(); v.create("v", 1.0); m_parser.defineVar(v as IMTVariable); double r = 0; r = m_parser.evaluate("v"); // Change the variable's value v.value = 10.0; r = m_parser.evaluate("v"); Console.Out.WriteLine("r = {0}", r); // Create another parser and copy the existing parser configuration MTParser p2 = new MTParser(); p2.copy(m_parser); r = p2.evaluate("v"); // the shared variable has been copied // Changing the shared variable's value updates all parsers using this variable v.value = 3.0; r = p2.evaluate("v"); r = m_parser.evaluate("v"); // define a constant m_parser.defineConst("pi", 3.14159); // define a user-defined function m_parser.defineFunc(new MySumFunction()); // Load localized information string dir = System.AppDomain.CurrentDomain.BaseDirectory; MTParserLocalizer localizer = new MTParserLocalizer(); localizer.locale = "en"; localizer.registerAllLibraries(dir, "*.xml"); sMTSyntax syntax = m_parser.getSyntax(); syntax.decimalPoint = '.'; syntax.argumentSeparator = ','; m_parser.setSyntax(ref syntax); // Load plug-ins m_parser.loadAllPlugins(dir, "*.xml"); } catch (Exception) { MessageBox.Show("Error: " + getLastExcepText(m_parser), "Project1"); } }
void form_load(Object _sender, EventArgs _e1) { try { _macroDefinition.SetParser( m_parser ) ; // Define the variables and keep the keys to speed up value assignations m_parser.defineVar(m_x as IMTVariable); m_parser.defineVar(m_y as IMTVariable); m_parser.defineVar(m_z as IMTVariable); // Define a shared double variable for test purpose MTDouble v = new MTDouble(); v.create("v", 1.0); m_parser.defineVar(v as IMTVariable); double r = 0; r = m_parser.evaluate("v"); // Change the variable's value v.value = 10.0; r = m_parser.evaluate("v"); Console.Out.WriteLine( "r = {0}", r ) ; // Create another parser and copy the existing parser configuration MTParser p2 = new MTParser(); p2.copy(m_parser); r = p2.evaluate("v"); // the shared variable has been copied // Changing the shared variable's value updates all parsers using this variable v.value = 3.0; r = p2.evaluate("v"); r = m_parser.evaluate("v"); // define a constant m_parser.defineConst("pi", 3.14159); // define a user-defined function m_parser.defineFunc(new MySumFunction()); // Load localized information string dir = System.AppDomain.CurrentDomain.BaseDirectory; MTParserLocalizer localizer = new MTParserLocalizer(); localizer.locale = "en"; localizer.registerAllLibraries( dir, "*.xml"); sMTSyntax syntax = m_parser.getSyntax(); syntax.decimalPoint = '.'; syntax.argumentSeparator = ','; m_parser.setSyntax(ref syntax); // Load plug-ins m_parser.loadAllPlugins( dir, "*.xml"); } catch ( Exception ) { MessageBox.Show("Error: " + getLastExcepText(m_parser), "Project1"); } }