[Kst] branches/work/kst/portto4/kst/src/libkst

[Nicolas Brisset]

SVN commit 1200025 by brisset:

Prevent crash when creating a contour plot. I don't know what the *ok is used for, but as OL is passed I guess it's more a 
provision than anything else. Now I can at least create an image and it does not crash. But it's pretty slow...


 M  +2 -2      matrix.cpp  


--- branches/work/kst/portto4/kst/src/libkst/matrix.cpp #1200024:1200025
@@ -98,10 +98,10 @@
   
   int index = zIndex(x_index, y_index);
   if ((index < 0) || !finite(_z[index]) || KST_ISNAN(_z[index])) {
-    (*ok) = false;
+    if (ok) (*ok) = false;
     return 0.0;
   }
-  (*ok) = true;
+  if (ok) (*ok) = true;
   return _z[index];
 
 }