Fix base unpremultiply benchmark

JimBobSquarePants · JimBobSquarePants · commit 4aebc135bcf4 · 2020-10-22T10:53:14.000+01:00
diff --git a/tests/ImageSharp.Benchmarks/Color/Bulk/UnPremultiplyVector4.cs b/tests/ImageSharp.Benchmarks/Color/Bulk/UnPremultiplyVector4.cs
@@ -36,7 +36,7 @@ public void UnPremultiply()
         private static void UnPremultiply(ref Vector4 source)
         {
             float w = source.W;
-            source *= w;
+            source /= w;
             source.W = w;
         }
 

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ public void UnPremultiply()`
`36`	`36`	`private static void UnPremultiply(ref Vector4 source)`
`37`	`37`	`{`
`38`	`38`	`float w = source.W;`
`39`		`- source *= w;`
	`39`	`+ source /= w;`
`40`	`40`	`source.W = w;`
`41`	`41`	`}`
`42`	`42`