public String executeExperiment(Experiment experiment)
{
currentExpResult = new CVE_ExperimentResult();
try
{
XmlSerializer serializer = new XmlSerializer(typeof(CVE_Experiment));
StringReader stringReader = new StringReader(experiment.experimentSpecification);
currentExperiment = (CVE_Experiment)serializer.Deserialize(stringReader);
Console.WriteLine("Extracted Experimented Specification.\nApplied Load = " + currentExperiment.load);
}
catch(Exception ex){
Notification.writeError("Failed to deserialize lab project: " + ex.StackTrace);
return this.serializeLabResult(currentExpResult);
}
expEngine = new CVE_experimentengine();
currentExpResult.experimentID = experiment.experimentID;
if (currentExperiment.length != 0)
{
labSelect = 1;
Console.WriteLine("Your Experiment is being simulated");
currentExpResult.spoints = this.expEngine.shearforcepoints(currentExperiment.load, currentExperiment.point, currentExperiment.length);
currentExpResult.bpoints = this.expEngine.bendingmdpoints(currentExperiment.load, currentExperiment.point, currentExperiment.length);
currentExpResult.deflection = this.expEngine.maximumdeflection(currentExperiment.load, currentExperiment.length, currentExperiment.modulus, currentExperiment.inertia);
Console.WriteLine("Deflection = " + currentExpResult.deflection);
}
else
{
labSelect = 2;
//at this point, we call the labVIEW dll to execute the experiment
LabVIEWTool lv = new LabVIEWTool();
Console.WriteLine("LabVIEW dll has been successfully called");
Console.WriteLine("\tnow extending actuator");
//apply the load and read deflection
/*arg 1 = 1- extend actuator to apply load and also read deflection
*arg 1 = 2- retract actuator to stop applying load and prepare for next, then stop afterward
*arg 1 = 3 stop!
*/
currentExpResult.deflection = lv.callDll(1, currentExperiment.load);
Console.WriteLine("Deflection = "+currentExpResult.deflection);
}
return this.serializeLabResult(currentExpResult);
}
public Experiment loadNextExperiment()
{
try
{
//Load experiment spec from database
SqlCommand command = new SqlCommand("EXEC dbo.retrieveNextExperiment", _dbConnection);
SqlDataReader dataReader = command.ExecuteReader();
dataReader.Read();
//ERRATA:!!!Look this up some time: why the hell was a decimal being returnd from a Sql "numeric" type?
String strVal = dataReader.GetValue(dataReader.GetOrdinal("Experiment_ID")).ToString();
int experimentID = Int32.Parse(strVal);
string experimentSpec = dataReader.GetString(dataReader.GetOrdinal("Experiment_specification"));
dataReader.Close();
Experiment experiment = new Experiment(experimentID, experimentSpec);
return experiment;
}
catch (Exception ex)
{
Notification.writeError(ex.StackTrace);
}
return null;
}
