fix warning for zero weights (i.e. masked pixels)

glenco · Jan 26, 2016 · a9fe8d0 · a9fe8d0
1 parent 91f2536
commit a9fe8d0
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/lensed.c b/src/lensed.c
@@ -543,12 +543,12 @@ int main(int argc, char* argv[])
         }
     }
 
-    // make sure weights are positive
+    // make sure weights are non-negative
     for(size_t i = 0; i < lensed->size; ++i)
     {
-        if(!(lensed->weight[i] > 0))
+        if(!(lensed->weight[i] >= 0))
         {
-            warn("non-positive values in weights\n"
+            warn("negative values in weights\n"
                  "Some pixel weights are not positive numbers. This will "
                  "almost certainly lead to wrong results. If you did not "
                  "provide the weight map yourself, the reason might be a "