50 degree problem

Former-commit-id: 0520faa2f766ec02358fce15ec7207dc3f05a2fa
Former-commit-id: d09c6d305cb917e513a2f0a85a7e236bb115e7a2
Former-commit-id: f3d80d94646b8ab67d41168ef35cdcb4dd3e2359

src/ImageProcessorCore/Samplers/Processors/SkewProcessor.cs

@@ -123,9 +123,7 @@ namespace ImageProcessorCore
                       if (revY)
                       {
                           deltaY = ((((-skewMaxY*(sx + deltaX)))/(source.Width-skewMaxX - 1)))+skewMaxY+off;
-                          //deltaY = (((skewMaxY * sx)) / (source.Height - 1));
-                          // deltaY = -deltaY + skewMaxY;
-                         // deltaY = sx+deltaX;
+                        
                       }
                       else
                       {

tests/ImageProcessorCore.Tests/Processors/Samplers/SamplerTests.cs

@@ -500,7 +500,7 @@
                     using (Image image = new Image(stream))
                     using (FileStream output = File.OpenWrite($"TestOutput/Skew/{filename}"))
                     {
-                        image.Skew(10, -20, this.ProgressUpdate)
+                        image.Skew(50, -60, this.ProgressUpdate)
                              .Save(output);
                     }