/// <summary>
/// Initializes a new instance of the <see cref="PaletteDitherProcessor{TPixel}"/> class.
/// </summary>
/// <param name="configuration">The configuration which allows altering default behaviour or extending the library.</param>
/// <param name="definition">The <see cref="PaletteDitherProcessor"/> defining the processor parameters.</param>
/// <param name="source">The source <see cref="Image{TPixel}"/> for the current processor instance.</param>
/// <param name="sourceRectangle">The source area to process for the current processor instance.</param>
protected PaletteDitherProcessor(Configuration configuration, PaletteDitherProcessor definition, Image <TPixel> source, Rectangle sourceRectangle)
: base(configuration, source, sourceRectangle)
{
this.Definition = definition;
this.palette = this.Configuration.MemoryAllocator.Allocate <TPixel>(definition.Palette.Length);
this.paletteVector = this.Configuration.MemoryAllocator.Allocate <Vector4>(definition.Palette.Length);
}
/// <summary>
/// Initializes a new instance of the <see cref="PaletteDitherProcessor{TPixel}"/> class.
/// </summary>
/// <param name="configuration">The configuration which allows altering default behaviour or extending the library.</param>
/// <param name="definition">The <see cref="PaletteDitherProcessor"/> defining the processor parameters.</param>
/// <param name="source">The source <see cref="Image{TPixel}"/> for the current processor instance.</param>
/// <param name="sourceRectangle">The source area to process for the current processor instance.</param>
public PaletteDitherProcessor(Configuration configuration, PaletteDitherProcessor definition, Image <TPixel> source, Rectangle sourceRectangle)
: base(configuration, source, sourceRectangle)
{
this.paletteLength = definition.Palette.Span.Length;
this.dither = definition.Dither;
this.ditherScale = definition.DitherScale;
this.sourcePalette = definition.Palette;
}
/// <summary>
/// Initializes a new instance of the <see cref="PaletteDitherProcessor{TPixel}"/> class.
/// </summary>
/// <param name="configuration">The configuration which allows altering default behaviour or extending the library.</param>
/// <param name="definition">The <see cref="PaletteDitherProcessor"/> defining the processor parameters.</param>
/// <param name="source">The source <see cref="Image{TPixel}"/> for the current processor instance.</param>
/// <param name="sourceRectangle">The source area to process for the current processor instance.</param>
public PaletteDitherProcessor(Configuration configuration, PaletteDitherProcessor definition, Image <TPixel> source, Rectangle sourceRectangle)
: base(configuration, source, sourceRectangle)
{
this.dither = definition.Dither;
ReadOnlySpan <Color> sourcePalette = definition.Palette.Span;
this.paletteOwner = this.Configuration.MemoryAllocator.Allocate <TPixel>(sourcePalette.Length);
Color.ToPixel(this.Configuration, sourcePalette, this.paletteOwner.Memory.Span);
this.ditherProcessor = new DitherProcessor(
this.Configuration,
this.paletteOwner.Memory,
definition.DitherScale);
}
/// <summary>
/// Initializes a new instance of the <see cref="PaletteDitherProcessor{TPixel}"/> class.
/// </summary>
/// <param name="definition">The <see cref="PaletteDitherProcessor"/> defining the processor parameters.</param>
/// <param name="source">The source <see cref="Image{TPixel}"/> for the current processor instance.</param>
/// <param name="sourceRectangle">The source area to process for the current processor instance.</param>
protected PaletteDitherProcessor(PaletteDitherProcessor definition, Image <TPixel> source, Rectangle sourceRectangle)
: base(source, sourceRectangle)
{
this.Definition = definition;
}
/// <summary>
/// Initializes a new instance of the <see cref="PaletteDitherProcessor{TPixel}"/> class.
/// </summary>
protected PaletteDitherProcessor(PaletteDitherProcessor definition)
{
this.Definition = definition;
}