merge lines

Sample/Processed/ProcessedSample.cpp

@@ -229,8 +229,7 @@ void ProcessedSample::initLayouts(const MultiLayer& sample)
     for (size_t i = 0; i < sample.numberOfLayers(); ++i) {
         if (i > 1)
             z_ref -= sample.layer(i - 1)->thickness();
-        auto layer = sample.layer(i);
-        for (const auto* layout : layer->layouts()) {
+        for (const auto* layout : sample.layer(i)->layouts()) {
             m_layouts.emplace_back(ProcessedLayout(*layout, m_slices, z_ref, m_polarized));
             mergeRegionMap(m_layouts.back().regionMap());
         }

Sample/Processed/ProcessedSample.h

@@ -71,7 +71,7 @@ private:
     const bool m_polarized;
     std::vector<ProcessedLayout> m_layouts;
     double m_crossCorrLength;
-    kvector_t m_ext_field;
+    const kvector_t m_ext_field;
     std::unique_ptr<IFresnelMap> m_fresnel_map;
     std::map<size_t, std::vector<HomogeneousRegion>> m_region_map;
 };