X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=hacks%2Fpiecewise.c;h=0053eff2fc45ee7d8062c44c3480d88adc905de7;hp=09fc4b621609ae0e2e371759a8c4562500f6b59c;hb=07faf451b99879183ed7e909e43a0e065be1ee7f;hpb=49f5b54f312fe4ac2e9bc47581a72451bd0e8439

diff --git a/hacks/piecewise.c b/hacks/piecewise.c
index 09fc4b62..0053eff2 100644
--- a/hacks/piecewise.c
+++ b/hacks/piecewise.c
@@ -358,7 +358,7 @@ static circle *init_circles(struct state *st, int n, int w, int h)
   dr = floor(maxradius * h) - r0 + 1;
 
   for (i=0;i<n;i++) {
-    c[i].r = r0 + random() % dr;
+    c[i].r = r0 + ((dr > 0) ? random() % dr : 0);
     c[i].x = c[i].r + frand(w - 1 - 2 * c[i].r);
     c[i].y = c[i].r + frand(h - 1 - 2 * c[i].r);
     c[i].visible = random() & 1;