static void StressTest()
{
int patternRadius = 60;
int minPatternRadius = 50;
int maxPatternRadius = 70;
int imgSize = 3000;
int N = 100;
int success = 0;
int failure = 0;
Random r = new Random();
double time = 0;
for (int q = 0; q < N; q++)
{
uint codeValue = (uint)r.Next();
Bitmap codeImage = ARCodeUtil.BuildCode(codeValue, patternRadius);
int diag = (int)PointOps.Distance(0, 0, codeImage.Width, codeImage.Height);
Point codeLocation = new Point(
r.Next(imgSize - diag) + diag / 2,
r.Next(imgSize - diag) + diag / 2);
Bitmap sourceImage = new Bitmap(imgSize, imgSize, PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(sourceImage);
g.FillRectangle(Brushes.White, new Rectangle(0, 0, sourceImage.Width, sourceImage.Height));
g.TranslateTransform(codeLocation.X, codeLocation.Y);
g.RotateTransform((float)((r.NextDouble() - 0.5) * 2));
g.TranslateTransform(-codeLocation.X, -codeLocation.Y);
Point codeDrawLocation = new Point(
codeLocation.X - codeImage.Width / 2,
codeLocation.Y - codeImage.Height / 2);
g.DrawImage(codeImage, codeDrawLocation);
g.Dispose();
Bitmap noisedImage = GetTestNoiseFilter().Apply(sourceImage);
DateTime stt = DateTime.Now;
Option <uint> extractedValue = ARCodeUtil.ExtractCode(noisedImage, minPatternRadius, maxPatternRadius);
DateTime end = DateTime.Now;
time += (end - stt).TotalMilliseconds;
if (extractedValue.NonEmpty() && extractedValue.Get() == codeValue)
{
success++;
Console.WriteLine("({0}/{1}) Success.", q + 1, N);
}
else
{
failure++;
Console.WriteLine("({0}/{1}) Failure.", q + 1, N);
}
}
Console.WriteLine("successes/failures: {0}/{1}", success, failure);
Console.WriteLine("average recognition time: {0:F3} ms", time / N);
}
static void RandomTest()
{
Random r = new Random();
uint value = (uint)r.Next();
int patternRadius = 60;
Bitmap sourceImage = new Bitmap(1000, 1000, PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(sourceImage);
g.FillRectangle(Brushes.White, new Rectangle(0, 0, sourceImage.Width, sourceImage.Height));
g.TranslateTransform(sourceImage.Width / 2, sourceImage.Height / 2);
g.RotateTransform(-15);
g.TranslateTransform(-sourceImage.Width / 2, -sourceImage.Height / 2);
Bitmap codeImage = ARCodeUtil.BuildCode(value, patternRadius);
g.DrawImage(codeImage, new Point(150, 400));
g.Dispose();
Application.Run(new FinderCircleDebugView(sourceImage, 50, 70, value, noiseFilter: GetTestNoiseFilter()));
}
