/// <inheritdoc/>
protected override void OnFrameApply(ImageFrame <TPixel> source, Rectangle sourceRectangle, Configuration configuration)
{
var interest = Rectangle.Intersect(sourceRectangle, source.Bounds());
int startX = interest.X;
ColorMatrix matrix = this.definition.Matrix;
ParallelHelper.IterateRowsWithTempBuffer <Vector4>(
interest,
configuration,
(rows, vectorBuffer) =>
{
for (int y = rows.Min; y < rows.Max; y++)
{
Span <Vector4> vectorSpan = vectorBuffer.Span;
int length = vectorSpan.Length;
Span <TPixel> rowSpan = source.GetPixelRowSpan(y).Slice(startX, length);
PixelOperations <TPixel> .Instance.ToVector4(configuration, rowSpan, vectorSpan);
Vector4Utils.Transform(vectorSpan, ref matrix);
PixelOperations <TPixel> .Instance.FromVector4Destructive(configuration, vectorSpan, rowSpan);
}
});
}
public void Invoke(int y, Span <Vector4> span)
{
Span <TPixel> rowSpan = this.source.GetPixelRowSpan(y).Slice(this.startX, span.Length);
PixelOperations <TPixel> .Instance.ToVector4(this.configuration, rowSpan, span);
Vector4Utils.Transform(span, ref Unsafe.AsRef(this.matrix));
PixelOperations <TPixel> .Instance.FromVector4Destructive(this.configuration, span, rowSpan);
}
