X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=hacks%2Fsubstrate.c;h=7d992311c2a60fc06fdd2d450d43b96237855b1e;hp=a2c0af601f53647c1696a8a0e0c213d5bb9a359d;hb=3f438031d610c7e15fd33876a879b97e290e05fb;hpb=447db08c956099b3b183886729108bf5b364c4b8

diff --git a/hacks/substrate.c b/hacks/substrate.c
index a2c0af60..7d992311 100644
--- a/hacks/substrate.c
+++ b/hacks/substrate.c
@@ -29,6 +29,7 @@
  * implied warranty.
  */
 
+#include <math.h>
 #include "screenhack.h"
 #include <X11/Xutil.h>
 #include <stdio.h>
@@ -320,8 +321,8 @@ inline unsigned long trans_point(int x1, int y1, unsigned long myc, float a,
         if (a >= 1.0) {
             ref_pixel(f, x1, y1) = myc;
         } else {
-            int or, og, ob;
-            int r, g, b;
+            int or = 0, og = 0, ob = 0;
+            int r = 0, g = 0, b = 0;
             int nr, ng, nb;
             unsigned long c;