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Refactored FilterProcessor<TPixel>

pull/1574/head
Sergio Pedri 6 years ago
parent
08db1f0391
commit
f066dc0bbd
1 changed files with 9 additions and 12 deletions
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  1. 21
      src/ImageSharp/Processing/Processors/Filters/FilterProcessor{TPixel}.cs

21
src/ImageSharp/Processing/Processors/Filters/FilterProcessor{TPixel}.cs
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@ -36,9 +36,9 @@ namespace SixLabors.ImageSharp.Processing.Processors.Filters
protected override void OnFrameApply(ImageFrame<TPixel> source) protected override void OnFrameApply(ImageFrame<TPixel> source)
{ {
var interest = Rectangle.Intersect(this.SourceRectangle, source.Bounds()); var interest = Rectangle.Intersect(this.SourceRectangle, source.Bounds());
var operation = new RowIntervalOperation(interest.X, source, this.definition.Matrix, this.Configuration); var operation = new RowOperation(interest.X, source, this.definition.Matrix, this.Configuration);
ParallelRowIterator.IterateRowIntervals<RowIntervalOperation, Vector4>( ParallelRowIterator.IterateRows<RowOperation, Vector4>(
this.Configuration, this.Configuration,
interest, interest,
in operation); in operation);
@ -47,7 +47,7 @@ namespace SixLabors.ImageSharp.Processing.Processors.Filters
/// <summary> /// <summary>
/// A <see langword="struct"/> implementing the convolution logic for <see cref="FilterProcessor{TPixel}"/>. /// A <see langword="struct"/> implementing the convolution logic for <see cref="FilterProcessor{TPixel}"/>.
/// </summary> /// </summary>
private readonly struct RowIntervalOperation : IRowIntervalOperation<Vector4> private readonly struct RowOperation : IRowOperation<Vector4>
{ {
private readonly int startX; private readonly int startX;
private readonly ImageFrame<TPixel> source; private readonly ImageFrame<TPixel> source;
@ -55,7 +55,7 @@ namespace SixLabors.ImageSharp.Processing.Processors.Filters
private readonly Configuration configuration; private readonly Configuration configuration;
[MethodImpl(InliningOptions.ShortMethod)] [MethodImpl(InliningOptions.ShortMethod)]
public RowIntervalOperation( public RowOperation(
int startX, int startX,
ImageFrame<TPixel> source, ImageFrame<TPixel> source,
ColorMatrix matrix, ColorMatrix matrix,
@ -69,17 +69,14 @@ namespace SixLabors.ImageSharp.Processing.Processors.Filters
/// <inheritdoc/> /// <inheritdoc/>
[MethodImpl(InliningOptions.ShortMethod)] [MethodImpl(InliningOptions.ShortMethod)]
public void Invoke(in RowInterval rows, Span<Vector4> span) public void Invoke(int y, Span<Vector4> span)
{ {
for (int y = rows.Min; y < rows.Max; y++) Span<TPixel> rowSpan = this.source.GetPixelRowSpan(y).Slice(this.startX, span.Length);
{ PixelOperations<TPixel>.Instance.ToVector4(this.configuration, rowSpan, 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)); Vector4Utils.Transform(span, ref Unsafe.AsRef(this.matrix));
PixelOperations<TPixel>.Instance.FromVector4Destructive(this.configuration, span, rowSpan); PixelOperations<TPixel>.Instance.FromVector4Destructive(this.configuration, span, rowSpan);
}
} }
} }
} }

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