if the y value is out of bounds, make it just a wee bit larger or smaller

than the bound so that the code can detect this by comparing it with the
bound, but make it so small that it is not visible.

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2/program@556 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index bb4c542..f508cf5 100644 (file)
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -151,9 +151,9 @@ ytr(image_desc_t *im, double value){
     if (! im->rigid) {
       /* keep yval as-is */
     } else if (yval > im->yorigin) {
-      yval = im->yorigin;
+      yval = im->yorigin +0.00001;
     } else if (yval < im->yorigin - im->ysize){
-      yval = im->yorigin - im->ysize;
+      yval = im->yorigin - im->ysize - 0.00001;
     } 
     return yval;
 }