no need for release|reset: rvalue can be directly assigned to unique_ptr

GUI/View/Realspace/RealspaceBuilder.cpp

@@ -127,18 +127,18 @@ std::unique_ptr<Img3D::Layer> createLayer(const LayerItem& layerItem, const doub
     // visual mesh will later be scaled, so we divide roughness by thickness factor in advance
     std::unique_ptr<double2d_t> top;
     if (topRoughMap)
-        top.reset(::scaledArray(*topRoughMap, 1. / thickness).release());
+        top = ::scaledArray(*topRoughMap, 1. / thickness);
     else {
         // TODO rework
         // try to generate it roughness map if is not provided (individual layer visualization)
         int seed = 1; // TODO accept seed from SampleItem/LayerItem
         auto new_top = ::layerRoughnessMap(layerItem, sceneGeometry, seed);
         if (new_top.get())
-            top.reset(::scaledArray(*new_top, 1. / thickness).release());
+            top = ::scaledArray(*new_top, 1. / thickness);
     }
     std::unique_ptr<double2d_t> bottom;
     if (bottomRoughMap)
-        bottom.reset(::scaledArray(*bottomRoughMap, 1. / thickness).release());
+        bottom = ::scaledArray(*bottomRoughMap, 1. / thickness);
 
     std::unique_ptr<Img3D::Layer> result = std::make_unique<Img3D::Layer>(
         Img3D::F3Range(Img3D::F3fromR3({-s2, -s2, ztop}), Img3D::F3fromR3({s2, s2, zbottom})),