+ int begin = feature.getBegin();
+ int end = feature.getEnd();
+
+ /*
+ * if this is a virtual features, convert begin/end to the
+ * coordinates of the sequence it is mapped to
+ */
+ int[] beginRange = null;
+ int[] endRange = null;
+ if (mf != null)
+ {
+ beginRange = mf.getMappedPositions(begin, begin);
+ endRange = mf.getMappedPositions(end, end);
+ if (beginRange == null || endRange == null)
+ {
+ // something went wrong
+ return false;
+ }
+ begin = beginRange[0];
+ end = endRange[endRange.length - 1];
+ }
+