public TestResult(double averageError, double maxError, double averageTime, double maxTime, int n, GeneratorSetup generatorSetup)
{
AverageError = averageError;
MaxError = maxError;
AverageTime = averageTime;
MaxTime = maxTime;
N = n;
GeneratorSetup = generatorSetup;
}
private static void GenerateRatioCapacityToWeightSum(ICollection <GeneratorSetup> list)
{
for (var f = 0.1f; f <= 1.0f; f += 0.05f)
{
GeneratorSetup gen = new GeneratorSetup();
gen.GeneratorName = MethodBase.GetCurrentMethod().Name;
gen.RatioCapacityToWeightSum = f;
list.Add(gen);
}
}
private static void GenerateExponent(ICollection <GeneratorSetup> list)
{
for (var f = 0.01f; f <= 3.0f; f += 0.05f)
{
GeneratorSetup gen = new GeneratorSetup();
gen.GeneratorName = MethodBase.GetCurrentMethod().Name;
gen.Exponent = f;
list.Add(gen);
}
}
private static void GenerateMaxCost(ICollection <GeneratorSetup> list)
{
for (var i = 100; i <= 5100; i += 500)
{
GeneratorSetup gen = new GeneratorSetup();
gen.GeneratorName = MethodBase.GetCurrentMethod().Name;
gen.MaxCost = i;
list.Add(gen);
}
}
public GeneratorSetup(GeneratorSetup orig)
{
StartingId = orig.StartingId;
ItemCount = orig.ItemCount;
InstanceCount = orig.InstanceCount;
RatioCapacityToWeightSum = orig.RatioCapacityToWeightSum;
MaxWeight = orig.MaxWeight;
MaxCost = orig.MaxCost;
Exponent = orig.Exponent;
EqualThings = orig.EqualThings;
LessThings = orig.LessThings;
GeneratorName = orig.GeneratorName;
}
public ResultPrinter(List <TestResult> testResults, Algorithm algorithm)
{
_testResults = testResults;
_algorithm = algorithm;
GeneratorSetup generatorSetup = null;
if (_testResults.Count > 0)
{
generatorSetup = _testResults[0].GeneratorSetup;
}
if (File.Exists(GetFileName(null)))
{
File.Delete(GetFileName(null));
}
}
public Test(StreamReader streamReader, GeneratorSetup generatorSetup)
{
KnapsackReader knapsackReader = new KnapsackReader(streamReader);
_generatorSetup = generatorSetup;
Knapsack knapsack;
do
{
knapsack = knapsackReader.ReadKnapsack();
if (knapsack != null)
{
_knapsacks.Add(knapsack);
}
} while (knapsack != null);
}
private static void GenerateLessEqualGreater(ICollection <GeneratorSetup> list)
{
var genL = new GeneratorSetup();
var genE = new GeneratorSetup();
var genG = new GeneratorSetup();
genL.LessThings = true;
genL.EqualThings = false;
genE.EqualThings = true;
genG.LessThings = false;
genG.EqualThings = false;
list.Add(genL);
list.Add(genE);
list.Add(genG);
genL.GeneratorName = MethodBase.GetCurrentMethod().Name;
genE.GeneratorName = MethodBase.GetCurrentMethod().Name;
genG.GeneratorName = MethodBase.GetCurrentMethod().Name;
}
private StreamReader GenerateTest(GeneratorSetup generatorSetup)
{
StringBuilder outputBuilder = new StringBuilder();
string output = "";
using (AutoResetEvent outputWaitHandle = new AutoResetEvent(false))
using (AutoResetEvent errorWaitHandle = new AutoResetEvent(false))
{
using (Process process = new Process())
{
process.StartInfo.FileName = "../../knapgen.exe";
process.StartInfo.UseShellExecute = false;
process.EnableRaisingEvents = true;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
process.StartInfo.Arguments =
$"-I {generatorSetup.StartingId}" +
$" -n {generatorSetup.ItemCount}" +
$" -N {generatorSetup.InstanceCount}" +
$" -m {generatorSetup.RatioCapacityToWeightSum}" +
$" -W {generatorSetup.MaxWeight}" +
$" -C {generatorSetup.MaxCost}" +
$" -k {generatorSetup.Exponent}" +
$" -d {(generatorSetup.EqualThings ? 0 : (generatorSetup.LessThings ? -1 : 1))}";
try
{
process.OutputDataReceived += (sender, e) =>
{
if (e.Data != null)
{
outputBuilder.AppendLine(e.Data);
}
};
process.ErrorDataReceived += (sender, e) =>
{
if (e.Data != null)
{
// outputBuilder.AppendLine(e.Data);
}
};
process.Start();
process.BeginOutputReadLine();
process.BeginErrorReadLine();
process.WaitForExit();
output = outputBuilder.ToString();
}
finally
{
outputWaitHandle.WaitOne(1);
errorWaitHandle.WaitOne(1);
}
}
}
return(new StreamReader(GenerateStreamFromString(output)));
}