private AreaResultViewModel GetAreaWithParallel(SurfaceInfoViewModel model)
{
var tasks = new List <Task <double> >();
double hX = (model.XEnd - model.XStart) / model.ThreadsCount;
double hY = (model.YEnd - model.YStart) / model.ThreadsCount;
for (int i = 0; i < model.ThreadsCount; i++)
{
double xnStep = model.XStart + hX * i;
double xkStep = model.XStart + hX * (i + 1);
tasks.Add(new Task <double>(() =>
SurfaceAreaService.CalculateSurfaceAreaNamed(
xnStep, xkStep,
model.YStart, model.YEnd,
model.Steps / model.ThreadsCount,
model.Name)));
}
var startTime = Stopwatch.StartNew();
tasks.ForEach(t => t.Start());
Task.WaitAll(tasks.ToArray());
var res = tasks.Sum(t => t.Result);
startTime.Stop();
var resultTime = startTime.Elapsed;
return(new AreaResultViewModel {
Result = res, Description = resultTime.ToString(),
});
}
static void Main(string[] args)
{
try
{
//Please turn off any screen dimmers.
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Hello!\n\n");
//So, we have a browser open with some "follow" image links.
//If you click these image links, then you follow the person.
//1) Console will capture the window.
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine("Running...");
Image image = ImageRenderService.CaptureDesktop();
//2) Screenshot translates to List of coordinates.
List <Point> coordinates = ImageRenderService.TranslateImageToCoordinates(image);
//3) Iterate through coordinates and click those coordinates.
int pageDownWait = int.Parse(ConfigurationManager.AppSettings["PageDownWait"]);
int waitBetweenFollows = int.Parse(ConfigurationManager.AppSettings["WaitBetweenFollows"]);
while (coordinates != null && coordinates.Count() > 0)
{
int count = coordinates.Count();
int temp = 0;
foreach (var item in coordinates)
{
temp++;
SurfaceAreaService.MouseClick(item);
System.Threading.Thread.Sleep(waitBetweenFollows);
if (temp == count)
{ //4) Page Down. Rinse and Repeat until no matches are found.
SurfaceAreaService.PageDown();
System.Threading.Thread.Sleep(pageDownWait);
}
}
image = ImageRenderService.CaptureDesktop();
coordinates = ImageRenderService.TranslateImageToCoordinates(image);
}
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex.Message);
}
finally
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("\n\nCompleted.");
Console.ReadLine();
}
}
private AreaResultViewModel GetAreaWithoutParallel(SurfaceInfoViewModel model)
{
var startTime = Stopwatch.StartNew();
double res = SurfaceAreaService.CalculateSurfaceAreaNamed(model.XStart, model.XEnd,
model.YStart, model.YEnd,
model.Steps,
model.Name);
startTime.Stop();
var resultTime = startTime.Elapsed;
return(new AreaResultViewModel {
Result = res, Description = resultTime.ToString(),
});
}
private AreaResultViewModel GetAreaWithoutParallel(SurfaceInfoViewModel model)
{
string outFileName = $"{DateTime.Now.ToString("yymmssfff")}-thread-calculations.txt";
var startTime = Stopwatch.StartNew();
double res = SurfaceAreaService.CalculateSurfaceArea(model.XStart, model.XEnd,
model.YStart, model.YEnd,
model.Steps,
outFileName);
startTime.Stop();
var resultTime = startTime.Elapsed;
return(new AreaResultViewModel {
Result = res, Description = resultTime.ToString(),
});
}
public async Task <ActionResult> GetTimeChart(SurfaceInfoViewModel model)
{
string outFileName = $"{DateTime.Now.ToString("yymmssfff")}-performance-testing.txt";
var timeArr = new List <long>();
var threadsArr = new [] { 1, 2, 3, 5, 10, 15, 30 };
foreach (var thrdCount in threadsArr)
{
var tasks = new List <Task <double> >();
double hX = (model.XEnd - model.XStart) / thrdCount;
double hY = (model.YEnd - model.YStart) / thrdCount;
for (int i = 0; i < thrdCount; i++)
{
double xnStep = model.XStart + hX * i;
double xkStep = model.XStart + hX * (i + 1);
tasks.Add(new Task <double>(() =>
SurfaceAreaService.CalculateSurfaceArea(
xnStep, xkStep,
model.YStart, model.YEnd,
model.Steps / thrdCount,
outFileName)));
}
var startTime = Stopwatch.StartNew();
tasks.ForEach(t => t.Start());
Task.WaitAll(tasks.ToArray());
var res = tasks.Sum(t => t.Result);
startTime.Stop();
timeArr.Add(startTime.ElapsedMilliseconds);
}
return(new ObjectResult(new { threadsArr = threadsArr, timeArr = timeArr.ToArray() }));
}
public async Task <ActionResult> GetAccuracyChart(SurfaceInfoViewModel model)
{
var exactAreaResult = await GetExactArea(model);
string outFileName = $"{DateTime.Now.ToString("yymmssfff")}-accuracy-testing.txt";
var accuracyArr = new List <double>();
var threadsArr = new[] { 1, 2, 3, 5, 10, 15, 30 };
foreach (var thrdCount in threadsArr)
{
var tasks = new List <Task <double> >();
double hX = (model.XEnd - model.XStart) / thrdCount;
double hY = (model.YEnd - model.YStart) / thrdCount;
for (int i = 0; i < thrdCount; i++)
{
double xnStep = model.XStart + hX * i;
double xkStep = model.XStart + hX * (i + 1);
tasks.Add(new Task <double>(() =>
SurfaceAreaService.CalculateSurfaceArea(
xnStep, xkStep,
model.YStart, model.YEnd,
model.Steps / thrdCount,
outFileName)));
}
tasks.ForEach(t => t.Start());
Task.WaitAll(tasks.ToArray());
var res = tasks.Sum(t => t.Result);
accuracyArr.Add(Math.Abs(res - exactAreaResult));
}
return(new ObjectResult(new { threadsArr, accuracyArr = accuracyArr.ToArray() }));
}
