public void SetValue(double v)
{
var mtx = new[,]
{
{-v, -v, -v},
{-v, 8*v + 1, -v},
{-v, -v, -v}
};
filter = new ConvolutionFilter(mtx, 1, 0);
}
public void SetValue(double v)
{
double r = (v/360*Math.PI)*2, dr = Math.PI/4;
var mtx = new[,]
{
{Math.Cos(r + dr), Math.Cos(r + 2*dr), Math.Cos(r + 3*dr)},
{Math.Cos(r), 0, Math.Cos(r + 4*dr)},
{Math.Cos(r - dr), Math.Cos(r - 2*dr), Math.Cos(r - 3*dr)}
};
filter = new ConvolutionFilter(mtx, 1, 0);
}
public void SetValue(int size, double sig)
{
if (size%2 == 1)
{
sigma = sig;
var mtx = new double[size,size];
int radius = size/2;
int x = -radius;
for (int i = 0; i < size; i++, x++)
{
int y = -radius;
for (int j = 0; j < size; y++, j++)
{
mtx[i, j] = fn(x, y);
}
}
filter = new ConvolutionFilter(mtx);
}
else
throw new ArgumentException("Matrix Dimension should be Odd...");
}
public IFilter AddFilterFromString(string filterName)
{
IFilter filter = null;
switch (filterName.ToLowerInvariant())
{
case "alpha":
filter = new AlphaFilter();
break;
case "blind":
filter = new BlindFilter();
break;
case "brightness":
filter = new BrightnessFilter();
break;
case "channel":
filter = new ChannelFilter();
break;
case "contrast":
filter = new ContrastFilter();
break;
case "duotone":
filter = new DuotoneFilter();
break;
case "exposure":
filter = new ExposureFilter();
break;
case "grayscale":
filter = new GrayscaleFilter();
break;
case "hue":
filter = new HueFilter();
break;
case "invert":
filter = new InvertFilter();
break;
case "saturate":
filter = new SaturateFilter();
break;
case "temp":
filter = new TempFilter();
break;
case "threshold":
filter = new ThresholdFilter();
break;
case "tint":
filter = new TintFilter();
break;
case "convolution":
filter = new ConvolutionFilter();
break;
case "edgedetect":
filter = new EdgeDetectFilter();
break;
case "emboss":
filter = new EmbossFilter();
break;
case "gaussian":
filter = new GaussianBlurFilter();
break;
case "relief":
filter = new ReliefFilter();
break;
case "sharpness":
filter = new SharpnessFilter();
break;
case "basedisplacement":
filter = new BaseDisplacementFilter();
break;
case "flip":
filter = new FlipFilter();
break;
case "jitter":
filter = new JitterFilter();
break;
case "pixelate":
filter = new PixelateFilter();
break;
case "sphere":
filter = new SphereFilter();
break;
case "timewrap":
filter = new TimeWrapFilter();
break;
case "water":
filter = new WaterFilter();
break;
default:
new Exception(string.Format("Filter '{0}' doesn't exists.", filterName));
break;
}
filterChain.Add(filter);
return filter;
}