public override ColorBgra Apply(ColorBgra color)
{
// Adjust saturation
var intensity = color.GetIntensityByte();
color.R = Utility.ClampToByte((intensity * 1024 + (color.R - intensity) * sat_factor) >> 10);
color.G = Utility.ClampToByte((intensity * 1024 + (color.G - intensity) * sat_factor) >> 10);
color.B = Utility.ClampToByte((intensity * 1024 + (color.B - intensity) * sat_factor) >> 10);
var hsvColor = (new RgbColor(color.R, color.G, color.B)).ToHsv();
int hue = hsvColor.Hue;
hue += hue_delta;
while (hue < 0)
{
hue += 360;
}
while (hue > 360)
{
hue -= 360;
}
hsvColor.Hue = hue;
var rgbColor = hsvColor.ToRgb();
var newColor = ColorBgra.FromBgr((byte)rgbColor.Blue, (byte)rgbColor.Green, (byte)rgbColor.Red);
newColor = blend_op.Apply(newColor);
newColor.A = color.A;
return(newColor);
}
public override void Render(EffectConfigToken parameters, RenderArgs dstArgs, RenderArgs srcArgs, Rectangle[] rois, int startIndex, int length)
{
if (parameters is CurvesEffectConfigToken token)
{
UnaryPixelOp uop = token.Uop;
for (int i = startIndex; i < startIndex + length; ++i)
{
uop.Apply(dstArgs.Surface, srcArgs.Surface, rois[i]);
}
}
}
public override void Render(ImageSurface src, ImageSurface dest, Gdk.Rectangle[] rois)
{
if (Data.ControlPoints == null)
{
return;
}
if (op == null)
{
op = MakeUop();
}
op.Apply(dest, src, rois);
}
public override void Render(EffectConfigToken parameters, RenderArgs dstArgs, RenderArgs srcArgs, Rectangle[] rois, int startIndex, int length)
{
ConfigToken token = parameters as ConfigToken;
if (token.Gradient.Count == 0)
{
return;
}
UnaryPixelOp uop = token.Uop;
for (int i = startIndex; i < startIndex + length; ++i)
{
uop.Apply(dstArgs.Surface, srcArgs.Surface, rois[i]);
}
}
public override void Render(ImageSurface src, ImageSurface dest, Gdk.Rectangle[] rois)
{
op.Apply(dest, src, rois);
}
protected override void RenderLine(ISurface src, ISurface dest, Rectangle roi)
{
op.Apply(src, dest, roi);
}
public override void Render(Surface src, Surface dst, Rectangle[] rois, int start, int len)
{
_op.Apply(dst, src, rois, start, len);
}
public override void Render(Surface src, Surface dest, Rectangle[] rois, int startIndex, int length)
{
_desaturate.Apply(dest, src, rois, startIndex, length);
_levels.Apply(dest, dest, rois, startIndex, length);
}
