Flood Mandelbrot Mandelbrot Calculator

{Java2HtmlPlugin public class MandelbrotCalculator { public int width; public int height; public int[ fractalPixels; public double[] zr; public double[] zi; public int[] iterationPixels; public int iteration; public Complex o = new Complex(); public Complex d = new Complex();

public synchronized void initFractalParameters() { o=new Complex(2,2); d=new Complex(4,4); }

public synchronized void calculateOneIteration() { double cr; double ci; double ab; double z1r; double z1i; double zr2; double zi2; double boundary = 1e4; iteration++; for (int x = 0; x < width; x++) { for (int y = 0; y < height; y++) { int i = x+y*width; cr=x*d.r/width-o.r; ci=o.i-y*d.i/height; zr2=zri*zri; zi2=zii*zii; ab=zr2+zi2; if (ab<boundary) { z1r=zr2-zi2+cr; z1i=2*zri*zii+ci; zri=z1r; zii=z1i; } else { if (iterationPixelsi==0) { iterationPixelsi=iteration; } } } } Polar po = new Polar(); for (int x = 0; x < width; x++) { for (int y = 0; y < height; y++) { int i = x+y*width; if (iterationPixelsi==0) { po.setComplex(zri,zii); fractalPixelsi=Hsi2Rgb(po.w,1,(Math.PI+0.7F)*po.r); } else { double f = ((double)iterationPixelsi)/((double)iteration); fractalPixelsi=Color.HSBtoRGB(0F,1F,(float)f); } } } }

public void setDimensions(int pWidth, int pHeight) { width = pWidth; height = pHeight; int size = width * height; fractalPixels = new intsize; zr = new doublesize; zi = new doublesize; iterationPixels = new intsize; }

public static int rgbToInt(int r, int g, int b) { return ((255 & 0xFF) << 24) | ((r & 0xFF) << 16) | ((g & 0xFF) << 8) | ((b & 0xFF) << 0); }

public synchronized void zoom(Complex center, double zoomFactor) { d=new Complex(d.r/zoomFactor,d.i/zoomFactor); o=new Complex(-center.r+d.r/2,center.i+d.i/2); for (int x = 0; x < width; x++) { for (int y = 0; y < height; y++) { int i = x+y*width; zri=x*d.r/width-o.r; zii=o.i-y*d.i/height; iterationPixelsi=0; } } iteration=0; }

public void zoom(Point point, double zoomFactor) { zoom(toGraphCoord(point),zoomFactor); }

private Complex toGraphCoord(Point point) { return new Complex(point.x*d.r/width-o.r,o.i-point.y*d.i/height); }

public int Hsi2Rgb(double H, double S, double I) { return Color.HSBtoRGB((float)H, (float)S, Math.abs((float)Math.sin(1/I))); }

} }]