From 38886de0c3e9ea5729ef23e4c653fa2822f52e8f Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 6 Apr 2021 14:43:39 +0200
Subject: xscreensaver 6.00

---
 hacks/interference.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'hacks/interference.c')

diff --git a/hacks/interference.c b/hacks/interference.c
index 98f89e2..44a55ea 100644
--- a/hacks/interference.c
+++ b/hacks/interference.c
@@ -852,8 +852,8 @@ static void inter_init(Display* dpy, Window win, struct inter_context* c)
   check_no_mem(dpy, c, c->source);
 
   for(i = 0; i < c->count; i++) {
-    c->source[i].x_theta = frand(2.0)*3.14159;
-    c->source[i].y_theta = frand(2.0)*3.14159;
+    c->source[i].x_theta = frand(2.0)*M_PI;
+    c->source[i].y_theta = frand(2.0)*M_PI;
   }
 
   c->last_frame = float_time();
@@ -890,11 +890,11 @@ static unsigned long do_inter(struct inter_context* c)
 
   for(i = 0; i < c->count; i++) {
     c->source[i].x_theta += (elapsed*c->speed/1000.0);
-    if(c->source[i].x_theta > 2.0*3.14159)
-      c->source[i].x_theta -= 2.0*3.14159;
+    if(c->source[i].x_theta > 2.0*M_PI)
+      c->source[i].x_theta -= 2.0*M_PI;
     c->source[i].y_theta += (elapsed*c->speed/1000.0);
-    if(c->source[i].y_theta > 2.0*3.14159)
-      c->source[i].y_theta -= 2.0*3.14159;
+    if(c->source[i].y_theta > 2.0*M_PI)
+      c->source[i].y_theta -= 2.0*M_PI;
     c->source[i].x = source_x(c, i);
     c->source[i].y = source_y(c, i);
   }
-- 
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