Index: /trunk/Ohana/src/opihi/dvo/ImageOps.c
===================================================================
--- /trunk/Ohana/src/opihi/dvo/ImageOps.c	(revision 18374)
+++ /trunk/Ohana/src/opihi/dvo/ImageOps.c	(revision 18375)
@@ -50,4 +50,8 @@
     if (selection->useDisplay) {
       if (!FindMosaicForImage (image, Nimage, i)) continue;
+      // first check if region center is in image
+      status = RD_to_XY (&X, &Y, Rmid, graph.coords.crval2, &image[i].coords);
+      if (status && (X >= 0) && (X < image[i].NX) && (Y >= 0) && (Y < image[i].NY)) goto in_region;
+
       /* project this image to screen display coords */
       x[0] = 0;           y[0] = 0;