Add some const

Author: alxvth

src/MappingUtils.cpp

@@ -77,7 +77,7 @@ bool checkSurjectiveMapping(const mv::LinkedData& linkedData, const std::uint32_
     std::uint32_t count = 0;
 
     for (const auto& [key, vec] : linkedMap) {
-        for (std::uint32_t val : vec) {
+        for (const std::uint32_t val : vec) {
             if (val >= numPointsInTarget) continue; // Skip values that are too large
 
             if (!found[val]) {

src/ScatterplotPlugin.cpp

@@ -755,7 +755,7 @@ void ScatterplotPlugin::loadColors(const Dataset<Points>& pointsColor, const std
                 const mv::SelectionMap::Map& mapColorsToPositions = selectionMapping->getMapping().getMap();
 
                 for (const auto& [fromColorID, vecOfPositionIDs] : mapColorsToPositions) {
-                    for (std::uint32_t toPositionID : vecOfPositionIDs) {
+                    for (const std::uint32_t toPositionID : vecOfPositionIDs) {
                         mappedColorScalars[toPositionID] = colorScalars[fromColorID];
                     }
                 }
@@ -775,7 +775,7 @@ void ScatterplotPlugin::loadColors(const Dataset<Points>& pointsColor, const std
                 for (const auto& [fromPositionID, vecOfColorIDs] : mapPositionsToColors) {
                     if (mappedColorScalars[fromPositionID] != std::numeric_limits<float>::lowest())
                         continue;
-                    for (std::uint32_t toColorID : vecOfColorIDs) {
+                    for (const std::uint32_t toColorID : vecOfColorIDs) {
                         mappedColorScalars[fromPositionID] = colorScalars[toColorID];
                     }
                 }