public Bitmap Draw(IFractalBase FractalParam)
{
var fractal = FractalParam as MandelbrotFractal;
FastBitmap pic = new FastBitmap(fractal.Width, fractal.Height);
double tempx;
_dx = (fractal.Xmax - fractal.Xmin) / fractal.Width;
_dy = (fractal.Ymax - fractal.Ymin) / fractal.Height;
fractal.ORealX = fractal.Xmin;
for (int i = 1; i < fractal.Width; i++)
{
fractal.OImY = fractal.Ymin;
for (int j = 1; j < fractal.Height; j++)
{
fractal.RealX = 0;
fractal.ImY = 0;
int l;
for (l = 0; l < fractal.MaxIterations && ((fractal.RealX * fractal.RealX) + (fractal.ImY * fractal.ImY)) < 4; l++)
{
tempx = (fractal.RealX * fractal.RealX) - (fractal.ImY * fractal.ImY) + fractal.ORealX;
fractal.ImY = 2 * fractal.RealX * fractal.ImY + fractal.OImY;
fractal.RealX = tempx;
}
pic.SetPixel(i, j, Color.FromArgb(255, (l * 9) % 255, 0, (l * 9) % 255));
fractal.OImY += _dy;
}
fractal.ORealX += _dx;
}
return(pic);
}
public Bitmap Draw(IFractalBase fractalParam)
{
var fractal = fractalParam as JuliaFractal;
if (fractal == null)
{
throw new Exception("F");
}
var pic = new Bitmap(fractal.Width, fractal.Height);
for (int x = 0; x < fractal.Width - 1; x++)
{
for (int y = 0; y < fractal.Height - 1; y++)
{
fractal.RealX = 1.5 * (x - fractal.Width / 2) / (fractal.Width * 0.5);
fractal.ImY = (y - fractal.Height / 2) / (fractal.Height * 0.5);
int i;
for (i = 0; i < fractal.MaxIterations; i++)
{
fractal.ORealX = fractal.RealX;
fractal.OImY = fractal.ImY;
fractal.RealX = fractal.ORealX * fractal.ORealX - fractal.OImY * fractal.OImY + fractal.Cx;
fractal.ImY = 2 * fractal.ORealX * fractal.OImY + fractal.Cy;
if ((fractal.RealX * fractal.RealX + fractal.ImY * fractal.ImY) > 4)
{
break;
}
}
pic.SetPixel(x, y, Color.FromArgb(255, (i * 9) % 255, 0, (i * 9) % 255));
}
}
return(pic);
}
/// <summary>
/// Обработка события смены вкладки.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tabControl1_SelectedIndexChanged(object sender, EventArgs e)
{
if (_fractalviewmodels.ContainsKey(tabControl1.SelectedIndex))
{
_selectedFractal = _fractalviewmodels[tabControl1.SelectedIndex].Fractal;
}
}
public Bitmap Draw(IFractalBase FractalParam)
{
var fractal = FractalParam as JuliaFractal;
FastBitmap picture = new FastBitmap(fractal.Width, fractal.Height);
var points = Enumerable.Range(0, fractal.Width * fractal.Height).AsParallel().Select(Calculations);
foreach (point i in points)
{
picture.SetPixel(i.x, i.y, i.color);
}
return(picture);
point Calculations(int pixel)
{
double RealX = fractal.RealX;
double ImY = fractal.ImY;
double ORealX = fractal.ORealX;
double OImY = fractal.OImY;
point tmp = new point();
tmp.y = pixel / fractal.Width;
tmp.x = pixel % fractal.Width;
RealX = 1.5 * (tmp.x - fractal.Width / 2) / (fractal.Width * 0.5);
ImY = (tmp.y - fractal.Height / 2) / (fractal.Height * 0.5);
int i;
for (i = 0; i < fractal.MaxIterations; i++)
{
ORealX = RealX;
OImY = ImY;
RealX = ORealX * ORealX - OImY * OImY + fractal.Cx;
ImY = 2 * ORealX * OImY + fractal.Cy;
if ((RealX * RealX + ImY * ImY) > 4)
{
break;
}
}
tmp.color = Color.FromArgb(255, (i * 9) % 255, 0, (i * 9) % 255);
return(tmp);
}
}
public Bitmap Draw(IFractalBase FractalParam)
{
double _dx, _dy;
var fractal = FractalParam as MandelbrotFractal;
Bitmap pic = new Bitmap(fractal.Width, fractal.Height);
_dx = (fractal.Xmax - fractal.Xmin) / fractal.Width;
_dy = (fractal.Ymax - fractal.Ymin) / fractal.Height;
var points = Enumerable.Range(0, fractal.Width * fractal.Height).AsParallel().Select(Calculations);
foreach (Point i in points)
{
pic.SetPixel(i.x, i.y, i.color);
}
return(pic);
Point Calculations(int pixel)
{
double tempx;
double ORealX = 0;
double RealX = 0;
double OImY = 0;
double ImY = 0;
var p = new Point();
p.y = pixel / fractal.Width;
p.x = pixel % fractal.Width;
OImY = p.y * _dy + fractal.Ymin;
ORealX = p.x * _dx + fractal.Xmin;
int l;
for (l = 0; l < fractal.MaxIterations && ((RealX * RealX) + (ImY * ImY)) < 4; l++)
{
tempx = (RealX * RealX) - (ImY * ImY) + ORealX;
ImY = 2 * RealX * ImY + OImY;
RealX = tempx;
}
p.color = Color.FromArgb(255, (l * 9) % 255, 0, (l * 9) % 255);
return(p);
}
}
/// <summary>
/// Установка начальных значений полям ввода.
/// </summary>
private void FormInitialize()
{
// ToDo: загружать словарь фракталов извне
_fractalviewmodels.Add(0, new FractalViewModel {
Fractal = new MandelbrotFractal()
});
_fractalviewmodels.Add(1, new FractalViewModel {
Fractal = new JuliaFractal()
});
_fractalviewmodels.Add(2, new FractalViewModel {
Fractal = new MandelbrotFractalModernized()
});
_fractalviewmodels.Add(3, new FractalViewModel {
Fractal = new TricornFractal()
});
_selectedFractal = _fractalviewmodels[0].Fractal;
tabControl1.SelectedIndex = 0;
TextBoxRMF.Text = _fractalviewmodels[0].Fractal.R.ToString();
TextBoxRJF.Text = _fractalviewmodels[1].Fractal.R.ToString();
TextBoxRMMF.Text = _fractalviewmodels[2].Fractal.R.ToString();
TextBoxRTF.Text = _fractalviewmodels[3].Fractal.R.ToString();
TextBoxBMF.Text = _fractalviewmodels[0].Fractal.B.ToString();
TextBoxBJF.Text = _fractalviewmodels[1].Fractal.B.ToString();
TextBoxBMMF.Text = _fractalviewmodels[2].Fractal.B.ToString();
TextBoxBTF.Text = _fractalviewmodels[3].Fractal.B.ToString();
TextBoxGMF.Text = _fractalviewmodels[0].Fractal.G.ToString();
TextBoxGJF.Text = _fractalviewmodels[1].Fractal.G.ToString();
TextBoxGMMF.Text = _fractalviewmodels[2].Fractal.G.ToString();
TextBoxGTF.Text = _fractalviewmodels[3].Fractal.G.ToString();
TextBoxWidthMF.Text = _fractalviewmodels[0].Fractal.Width.ToString();
TextBoxWidthJF.Text = _fractalviewmodels[1].Fractal.Width.ToString();
TextBoxWidthMMF.Text = _fractalviewmodels[2].Fractal.Width.ToString();
TextBoxWidthTF.Text = _fractalviewmodels[3].Fractal.Width.ToString();
TextBoxHeightMF.Text = _fractalviewmodels[0].Fractal.Height.ToString();
TextBoxHeightJF.Text = _fractalviewmodels[1].Fractal.Height.ToString();
TextBoxHeightMMF.Text = _fractalviewmodels[2].Fractal.Height.ToString();
TextBoxHeightTF.Text = _fractalviewmodels[3].Fractal.Height.ToString();
TextBoxZoomMF.Text = _fractalviewmodels[0].Fractal.Zoom.ToString();
TextBoxZoomJF.Text = _fractalviewmodels[1].Fractal.Zoom.ToString();
TextBoxZoomMMF.Text = _fractalviewmodels[2].Fractal.Zoom.ToString();
TextBoxZoomTF.Text = _fractalviewmodels[3].Fractal.Zoom.ToString();
TextBoxIterationsMF.Text = _fractalviewmodels[0].Fractal.Iterations.ToString();
TextBoxIterationsJF.Text = _fractalviewmodels[1].Fractal.Iterations.ToString();
TextBoxIterationsMMF.Text = _fractalviewmodels[2].Fractal.Iterations.ToString();
TextBoxIterationsTF.Text = _fractalviewmodels[3].Fractal.Iterations.ToString();
TextBoxMoveXMF.Text = _fractalviewmodels[0].Fractal.MoveX.ToString();
TextBoxMoveXJF.Text = _fractalviewmodels[1].Fractal.MoveX.ToString();
TextBoxMoveXMMF.Text = _fractalviewmodels[2].Fractal.MoveX.ToString();
TextBoxMoveXTF.Text = _fractalviewmodels[3].Fractal.MoveX.ToString();
TextBoxMoveYMF.Text = _fractalviewmodels[0].Fractal.MoveY.ToString();
TextBoxMoveYJF.Text = _fractalviewmodels[1].Fractal.MoveY.ToString();
TextBoxMoveYMMF.Text = _fractalviewmodels[2].Fractal.MoveY.ToString();
TextBoxMoveYTF.Text = _fractalviewmodels[3].Fractal.MoveY.ToString();
var temp = _fractalviewmodels[1].Fractal as JuliaFractal;
TextBoxC_ReJF.Text = temp.C.Real.ToString();
TextBoxC_ImJF.Text = temp.C.Imaginary.ToString();
}
