invert condition: always assign literal 1, substract only on special case

8 years ago · 1bb7af2144
1 changed files with 3 additions and 3 deletions
--- a/src/ImageSharp/Formats/Gif/LzwEncoder.cs
+++ b/src/ImageSharp/Formats/Gif/LzwEncoder.cs
@ -309,10 +309,10 @@ namespace SixLabors.ImageSharp.Formats.Gif
                // Non-empty slot
                if (Unsafe.Add(ref hashTableRef, i) >= 0)
                {
-                    int disp = hsizeReg - i;
-                    if (i == 0)
+                    int disp = 1;
+                    if (i != 0)
                    {
-                        disp = 1;
+                        disp = hsizeReg - i;
                    }

                    do