Refactored AffineTransformProcessor<TPixel>

src/ImageSharp/Processing/Processors/Transforms/Linear/AffineTransformProcessor{TPixel}.cs

@@ -72,7 +72,7 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
             if (sampler is NearestNeighborResampler)
             {
                 var nnOperation = new NNAffineOperation(source, destination, matrix);
-                ParallelRowIterator.IterateRowIntervals(
+                ParallelRowIterator.IterateRows(
                     configuration,
                     destination.Bounds(),
                     in nnOperation);
@@ -105,13 +105,13 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
                 radialExtents,
                 maxSourceExtents);
 
-            ParallelRowIterator.IterateRowIntervals<AffineOperation<TResampler>, Vector4>(
+            ParallelRowIterator.IterateRows<AffineOperation<TResampler>, Vector4>(
                 configuration,
                 destination.Bounds(),
                 in operation);
         }
 
-        private readonly struct NNAffineOperation : IRowIntervalOperation
+        private readonly struct NNAffineOperation : IRowOperation
         {
             private readonly ImageFrame<TPixel> source;
             private readonly ImageFrame<TPixel> destination;
@@ -133,9 +133,7 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
             }
 
             [MethodImpl(InliningOptions.ShortMethod)]
-            public void Invoke(in RowInterval rows)
+            public void Invoke(int y)
-            {
-                for (int y = rows.Min; y < rows.Max; y++)
             {
                 Span<TPixel> destRow = this.destination.GetPixelRowSpan(y);
 
@@ -152,9 +150,8 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
                 }
             }
         }
-        }
 
-        private readonly struct AffineOperation<TResampler> : IRowIntervalOperation<Vector4>
+        private readonly struct AffineOperation<TResampler> : IRowOperation<Vector4>
             where TResampler : struct, IResampler
         {
             private readonly Configuration configuration;
@@ -193,11 +190,10 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
             }
 
             [MethodImpl(InliningOptions.ShortMethod)]
-            public void Invoke(in RowInterval rows, Span<Vector4> span)
+            public void Invoke(int y, Span<Vector4> span)
             {
                 Buffer2D<TPixel> sourceBuffer = this.source.PixelBuffer;
-                for (int y = rows.Min; y < rows.Max; y++)
+
-                {
                 PixelOperations<TPixel>.Instance.ToVector4(
                     this.configuration,
                     this.destination.GetPixelRowSpan(y),
@@ -231,4 +227,3 @@ namespace SixLabors.ImageSharp.Processing.Processors.Transforms
         }
     }
 }
-}