public ActionResult Corrigir(ImageCandidate ic)
{
AccessControl ac = new AccessControl();
if (ac.GetUser("Administrator") == null)
{
return(RedirectToAction("Index", "Login"));
}
if (ModelState.IsValid)
{
QuestionResult e = new QuestionResult();
e.CandidateId = ic.CandidateId;
e.QuestionId = ic.QuestiontId;
e.Grade = Convert.ToDecimal(Request.Form["Grade"].ToString());
db.QuestionResult.Add(e);
//db.SaveChanges();
ic.InUse = false;
db.Entry(ic).State = EntityState.Modified;
db.SaveChanges();
IEnumerable <Grade> dbList = GetGrade(ic.QuestiontId);
ViewBag.Grade = new SelectList(dbList, "Id", "Grade1");
int QuestionId = ic.QuestiontId;
return(ShowView(QuestionId, true));
}
ModelState.AddModelError("error", "Erro inesperado. Tente novamente");
return(RedirectToAction("Index"));
}
public async Task AddCandidate(CreateViewModel model)
{
var candidate = new Candidate
{
FullName = model.FullName,
State = model.State
};
await _context.Candidates.AddAsync(candidate);
await _context.SaveChangesAsync();
// add image candidate
var idImgCandidate = candidate.IdCandidate;
var imgCandidate = new ImageCandidate
{
IdCandidate = idImgCandidate,
ImagePath = model.ImagePath
};
await _context.ImageCandidates.AddAsync(imgCandidate);
await _context.SaveChangesAsync();
}
private static void Main(string[] args)
{
// ugly constants
const int numberOfCandidates = 30;
const int numberOfGenerations = 3000;
// loading base structures
var imageModel = new RgbImage("src/image.png");
var mutator = new FixedSquareMutator();
var candidates = new ImageCandidate[numberOfCandidates];
// creating candidates
for (var i = 0; i < numberOfCandidates; i++)
{
candidates[i] = new ImageCandidate(imageModel);
}
// stopwatch for time measurment
var stopwatch = Stopwatch.StartNew();
// main iteration loop
for (var i = 1; i <= numberOfGenerations; i++)
{
// mutating loop
for (var j = 0; j < numberOfCandidates; j++)
{
mutator.Mutate(candidates[j]);
}
// scoring loop
foreach (var candidate in candidates)
{
candidate.Score(imageModel);
}
// sorting via score
candidates = candidates.OrderBy(c => c.Difference).ToArray();
// coping best candidate as a new generation (crossing)
for (var j = 1; j < numberOfCandidates; j++)
{
candidates[j].Image.Copy(candidates[0].Image);
}
if (i % 10 == 0)
{
candidates[0].Save("src/result" + i + ".png");
}
Console.WriteLine("Iteration: " + i +
", time elapsed: " + stopwatch.Elapsed +
", difference: " + candidates[0].PercentageDifference + "%");
}
}
public void Mutate(ImageCandidate candidate)
{
var width = candidate.Image.Width;
var height = candidate.Image.Height;
var x0 = Random.Next(width);
var y0 = Random.Next(height);
var size = GetSize(width - x0, height - y0);
var randomColor = GetRandomColor(Random);
for (var i = 0; i < size.Y; i++)
{
for (var j = 0; j < size.X; j++)
{
var color = GetAverageColor(randomColor, candidate.Image.GetPixelColour(x0 + j, y0 + i));
candidate.Image.SetPixelColour(x0 + j, y0 + i, color);
}
}
}
private ViewResult ShowView(int QuestionId, bool InUse)
{
ImageCandidate ic = new ImageCandidate();
DbRawSqlQuery <Candidate> queryCandidate = db.Database.SqlQuery <Candidate>("SELECT TOP 1 Id, Name FROM Candidate c INNER JOIN ImageCandidate ic ON c.Id = ic.CandidateId " +
"WHERE ic.QuestiontId = " + QuestionId + " AND " +
"Id NOT IN (SELECT CandidateId from QuestionResult WHERE " +
"QuestionId = " + QuestionId + ") " +
"ORDER BY NEWID()");
Int32 candidateId = queryCandidate != null?queryCandidate.Single().Id : 0;
IQueryable <ImageCandidate> query = db.ImageCandidate.Where(x => x.CandidateId == candidateId && x.QuestiontId == QuestionId);
ic = query != null && query.Count() > 0 ? query.Single() : null;
if (query != null && ic != null)
{
ic.InUse = false;
db.Entry(ic).State = EntityState.Modified;
db.SaveChanges();
return(View("Corrigir", ic));
}
return(View("Index"));
}
public bool Save(Question q, Candidate c, Bitmap b)
{
lock (db)
{
ImageCandidate e = new ImageCandidate();
e.QuestiontId = q.Id;
e.CandidateId = c.Id;
e.Image = imageToByteArray(b);
e.Base64String = Convert.ToBase64String(e.Image);
e.InUse = false;
if (db.ImageCandidate.Count() > 0)
{
IQueryable <ImageCandidate> query = db.ImageCandidate.Where(x => x.CandidateId == c.Id && x.QuestiontId == q.Id);
if (query.Count() > 0)
{
db.Entry(e).State = EntityState.Modified;
Console.WriteLine("ImageCandidate updated");
}
else
{
db.ImageCandidate.Add(e);
Console.WriteLine("ImageCandidate added");
}
}
else
{
db.ImageCandidate.Add(e);
Console.WriteLine("ImageCandidate added");
}
db.SaveChanges();
}
return(true);
}
