--- ray/src/px/ciq.h	2003/07/14 22:24:00	2.3
+++ ray/src/px/ciq.h	2003/07/27 22:12:03	2.4
@@ -1,4 +1,4 @@
-/* RCSid: $Id: ciq.h,v 2.3 2003/07/14 22:24:00 schorsch Exp $ */
+/* RCSid: $Id: ciq.h,v 2.4 2003/07/27 22:12:03 schorsch Exp $ */
 
 #ifndef _RAD_CIQ_H_
 #define _RAD_CIQ_H_
@@ -11,9 +11,9 @@
 extern "C" {
 #endif
 
-#define red(i) ((i)>>7&0xf8|4)	/* 5 bits red, 5 bits green, 5 bits blue */
-#define gre(i) ((i)>>2&0xf8|4)
-#define blu(i) ((i)<<3&0xf8|4)
+#define red(i) (((i)>>7&0xf8)|4)	/* 5 bits red, 5 bits green, 5 bits blue */
+#define gre(i) (((i)>>2&0xf8)|4)
+#define blu(i) (((i)<<3&0xf8)|4)
 #define len 32768
 
 extern int hist[len];	/* list of frequencies or pixelvalues for coded color */