added Cat warning

Josh Klontz
1 parent d377e6d6
Showing 1 changed file with 2 additions and 0 deletions
sdk/plugins/regions.cpp
@@ -86,6 +86,8 @@ class Cat : public UntrainableMetaTransform
     {
         dst.file = src.file;
  
+        if (src.size() % partitions != 0)
+            qFatal("Cat %d partitions does not evenly divide %d matrices.", partitions, src.size());
         QVector<int> sizes(partitions, 0);
         for (int i=0; i<src.size(); i++)
             sizes[i%partitions] += src[i].total() * src[i].channels();