public ColoredMandel(ICalculatorFactory factory)
: base(factory)
{
c_layers = new List<ColorLayer>();
c_inscol = new ColorValue(true, 0, 0, 0);
c_outcol = new ColorValue(true, 1, 1, 1);
}
public ColoredMandel()
: base()
{
c_layers = new List<ColorLayer>();
c_inscol = new ColorValue(true, 0, 0, 0);
c_outcol = new ColorValue(true, 1, 1, 1);
}
public DictGradientMap(ColorValue start, ColorValue end)
{
c_points = new SortedDictionary<double, ColorValue>();
c_type = GradientType.GRADIENT_MAP_RGB;
c_points[0] = start;
c_points[1] = end;
c_shift = 0;
}
public DictGradientMap()
{
c_points = new SortedDictionary<double, ColorValue>();
c_type = GradientType.GRADIENT_MAP_RGB;
c_points[0] = new ColorValue(true, 0.0, 0.0, 0.0);
c_points[1] = new ColorValue(true, 1.0, 1.0, 1.0);
c_shift = 0;
}
public virtual void PutPoint(int layernum, int flags, int x, int y, ColorValue c)
{
if (oldx == -1)
{
old = c;
oldx = x;
oldy = y;
}
else if ((oldx != x) || (oldy != y))
{
SetPoint(flags, oldx, oldy, old);
old = c;
oldx = x;
oldy = y;
}
else
{
old.Blend(c);
}
}
public abstract void SetPoint(int flags, int x, int y, ColorValue c);
public override void SetPoint(int flags, int x, int y, ColorValue c)
{
if (!buffered) {
if (flags!=2) file.Seek(pos+(getHeight()-1-y)*pitch+x*3, SeekOrigin.Begin);
byte[] buffer = new byte[3];
buffer[0] = (byte)Math.Floor(c.Blue*255);
buffer[1] = (byte)Math.Floor(c.Green * 255);
buffer[2] = (byte)Math.Floor(c.Red * 255);
file.Write(buffer, 0, 3);
} else {
buf[pos+(getHeight()-1-y)*pitch+x*3] = (byte)Math.Floor(c.Blue*255);
buf[pos+(getHeight()-1-y)*pitch+x*3+1] = (byte)Math.Floor(c.Green*255);
buf[pos+(getHeight()-1-y)*pitch+x*3+2] = (byte)Math.Floor(c.Red*255);
}
}
public void Blend(ColorValue sec, double alpha = 1, double saturation = 1, double value = 1)
{
if ((alpha <= 0) || (sec.c_a <= 0)) return;
if (alpha < 0) alpha = 0;
if (alpha > 1) alpha = 1;
if (saturation < 0) saturation = 0;
if (saturation > 1) saturation = 1;
if (value < 0) value = 0;
if (value > 1) value = 1;
ColorValue sec2 = sec;
if (saturation != 1)
{
sec2.Saturation = sec2.Saturation * saturation;
}
if (value != 1)
{
sec2.Value = sec2.Value * value;
}
if (alpha != 1)
{
if ((alpha != 0) && (sec2.c_a != 0))
{
c_r = c_r + (sec2.c_r - c_r) * sec2.c_a * alpha;
c_g = c_g + (sec2.c_g - c_g) * sec2.c_a * alpha;
c_b = c_b + (sec2.c_b - c_b) * sec2.c_a * alpha;
RGBtoHSV(c_r, c_g, c_b, out c_h, out c_s, out c_v);
}
}
else if (sec2.c_a != 1)
{
if ((alpha != 0) && (sec2.c_a != 0))
{
c_r = c_r + (sec2.c_r - c_r) * sec2.c_a;
c_g = c_g + (sec2.c_g - c_g) * sec2.c_a;
c_b = c_b + (sec2.c_b - c_b) * sec2.c_a;
RGBtoHSV(c_r, c_g, c_b, out c_h, out c_s, out c_v);
}
}
else
{
c_a = sec2.c_a;
c_r = sec2.c_r;
c_g = sec2.c_g;
c_b = sec2.c_b;
c_h = sec2.c_h;
c_s = sec2.c_s;
c_v = sec2.c_v;
}
}
public virtual void setPoint(double pos, ColorValue point)
{
if (pos < 0) pos = 0;
if (pos > 1) pos = 1;
c_points[pos] = point;
}
public virtual bool LoadFromFile(string filename, bool type = false)
{
try
{
using (FileStream fs = new FileStream(filename, FileMode.Open))
{
using (StreamReader f = new StreamReader(fs))
{
string s;
s = f.ReadLine();
s = f.ReadLine();
int numlines = Convert.ToInt32(f.ReadLine());
double[] a = new double[13];
double[] save = new double[4];
c_points.Clear();
c_points[0] = new ColorValue(true, 0, 0, 0, 0);
c_points[1] = new ColorValue(true, 1, 0, 0, 0);
for (int i = 0; i < numlines; i++)
{
string[] ss = f.ReadLine().Split(' ');
for (int i2 = 0; i2 < 13; i2++) { double.TryParse(ss[i2], System.Globalization.NumberStyles.Float, CultureInfo.InvariantCulture, out a[i2]); };
//std::cout << std::endl;
if ((i != 0) && (type))
{
if ((save[0] != a[3]) || (save[1] != a[4]) || (save[2] != a[5]) || (save[3] != a[7]))
{
c_points[a[0] - double.Epsilon] = new ColorValue(true, save[0], save[1], save[2], save[3]);
}
}
c_points[a[0]] = new ColorValue(true, a[3], a[4], a[5], a[6]);
if (type) c_points[a[1]] = new ColorValue(true, a[3] + (a[7] - a[3]) / 2, a[4] + (a[8] - a[4]) / 2, a[5] + (a[9] - a[5]) / 2, a[6] + (a[10] - a[6]) / 2);
save[0] = a[7];
save[1] = a[8];
save[2] = a[9];
save[3] = a[10];
}
c_points[1] = new ColorValue(true, a[7], a[8], a[9], a[10]);
}
}
return true;
}
catch (FileNotFoundException)
{
return false;
}
}
