UnmanagedStorage: Fixed slicing of broadcasted array.

Nucs · Nucs · commit e05a443dc0c0 · 2019-12-26T19:54:40.000+02:00
diff --git a/src/NumSharp.Core/Backends/Unmanaged/UnmanagedStorage.Slicing.cs b/src/NumSharp.Core/Backends/Unmanaged/UnmanagedStorage.Slicing.cs
@@ -96,6 +96,10 @@ private UnmanagedStorage GetViewInternal(params Slice[] slices)
             if (!_shape.IsRecursive && slices.All(s => Equals(Slice.All, s)))
                 return Alias();
 
+            //handle broadcasted shape
+            if (_shape.IsBroadcasted)
+                return Clone().Alias(_shape.Slice(slices));
+
             return Alias(_shape.Slice(slices));
         }
 

Original file line number	Diff line number	Diff line change
`@@ -96,6 +96,10 @@ private UnmanagedStorage GetViewInternal(params Slice[] slices)`
`96`	`96`	`if (!_shape.IsRecursive && slices.All(s => Equals(Slice.All, s)))`
`97`	`97`	`return Alias();`
`98`	`98`
	`99`	`+ //handle broadcasted shape`
	`100`	`+ if (_shape.IsBroadcasted)`
	`101`	`+ return Clone().Alias(_shape.Slice(slices));`
	`102`	`+`
`99`	`103`	`return Alias(_shape.Slice(slices));`
`100`	`104`	`}`
`101`	`105`