Only unmerge merged pixels (#328)

SpaceGroupUCL · Feb 12, 2020 · 724e6e2 · 724e6e2
1 parent 80f5b6c
commit 724e6e2
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/salalib/pointdata.cpp b/salalib/pointdata.cpp
@@ -1633,7 +1633,10 @@ bool PointMap::unmergePoints()
    }
    for (auto& sel: m_selection_set) {
       PixelRef a = sel;
-      unmergePixel(a);
+      Point p = getPoint(a);
+      if(p.getMergePixel() != NoPixel) {
+        unmergePixel(a);
+      }
    }
    clearSel();
    return true;