public void SerializationTest()
{
//45 degre
var rhoIntervalCount = 4;
var conventer = new Accumulator(4, 4, rhoIntervalCount, 4);
var pointF = new PolarPointF()
{
Rho = 1.22173048, // 70 degre
Theta = 4
};
var indexes = conventer.GetAccumulatorIndex(pointF);
Assert.AreEqual(2, indexes[0]);
Assert.AreEqual(3, indexes[1]);
//rho
// [0] = 0 - 22,5
// [1] = 22,5 - 67,5
// [2] = 67,5 - 112,5
// [3] = 112,5 - 157,5
// [4] = 157,5 - 180
//theta
// [0] = -2.828 - -0.0707
// [1] = -0.707 - 1,141
// [2] = 1,141 - 3,535
// [3] = 3.535 - 5.656
}
private void MoveOverAccumulatorHandler(System.Drawing.Point point)
{
Stopwatch watch = new Stopwatch();
watch.Start();
Debug.WriteLine("{{X=" + point.X + ", Y=" + point.Y + ", Value=" + _accumulator[point.X, point.Y] + "}}");
var line = _accumulator.GetLineFromIndex(new List <int>()
{
point.X, point.Y
});
var minLine = new PolarPointF()
{
Rho = line.Rho - _accumulator.RhoDelta / 2,
Theta = line.Theta - _accumulator.ThetaDelta / 2,
};
var maxLine = new PolarPointF()
{
Rho = line.Rho + _accumulator.RhoDelta / 2,
Theta = line.Theta + _accumulator.ThetaDelta / 2,
};
Debug.WriteLine("Minimum: " + minLine);
Debug.WriteLine("maximum: " + maxLine);
using (Bitmap clone = (Bitmap)Image.FromFile(ImagePath))
{
using (var graphics = Graphics.FromImage(clone))
{
var tempLine1 = new PolarPointF()
{
Rho = line.Rho,
Theta = minLine.Theta
};
var tempLine2 = new PolarPointF()
{
Rho = line.Rho,
Theta = maxLine.Theta
};
DrawPolarLine(tempLine1, graphics, new Pen(Color.Chartreuse, 1));
DrawPolarLine(tempLine2, graphics, new Pen(Color.Green, 1));
DrawPolarLine(line, graphics, new Pen(Color.Red, 2));
}
Source = clone;
}
watch.Stop();
Console.WriteLine("move: Measured time: " + watch.Elapsed.TotalMilliseconds + " ms.");
}
private static void DrawPolarLine(PolarPointF line, Graphics graphics, Pen pen)
{
var a = Math.Cos(line.Rho);
var b = Math.Sin(line.Rho);
var x0 = a * (line.Theta);
var y0 = b * (line.Theta);
int x1 = (int)(x0 + 1000 * (-b));
int y1 = (int)(y0 + 1000 * (a));
int x2 = (int)(x0 - 1000 * (-b));
int y2 = (int)(y0 - 1000 * (a));
graphics.DrawLine(pen, x1, y1, x2, y2);
}
public static PolarPointF GetPolarLineFromCartesianPoints(Tuple <Point, Point> pair)
{
var dx = pair.Item1.X - pair.Item2.X;
var dy = pair.Item1.Y - pair.Item2.Y;
var rho = Math.Atan2(dy, dx) - (Math.PI / 2);
rho %= Math.PI;
var theta = pair.Item1.X * Math.Cos(rho) + pair.Item1.Y * Math.Sin(rho);
if (theta < 0)
{
rho += Math.PI;
theta = -theta;
}
var line = new PolarPointF()
{
Rho = rho,
Theta = theta
};
return(line);
}
public void PolarPointRhoModuloTest()
{
var pointF = new PolarPointF(-1, 0);
Assert.AreEqual(pointF.Rho, -1 + Math.PI, 0.00001);
}