--- loncom/homework/response.pm	2001/04/16 20:05:04	1.25
+++ loncom/homework/response.pm	2001/05/04 21:19:37	1.26
@@ -28,6 +28,20 @@ sub end_response {
   return '';
 }
 
+# used by response to set the non-safe space random number generator to something
+# that is stable and unique based on the part number and response number
+sub setrandomnumber {
+  my $rndseed=&Apache::lonnet::rndseed();
+  &Apache::lonxml::debug("randseed $rndseed");
+#  $rndseed=unpack("%32i",$rndseed);
+  $rndseed=$rndseed
+    +(&Apache::lonnet::numval($Apache::inputtags::part) << 10)
+      +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
+  srand($rndseed);
+  &Apache::lonxml::debug("randseed $rndseed");
+  return '';
+}
+
 sub meta_parameter_write {
     my ($name,$type,$default,$display)=@_;
     return '<parameter part="'.$Apache::inputtags::part.