From http://www.jwz.org/xscreensaver/xscreensaver-5.27.tar.gz

[xscreensaver] / hacks / glx / extrusion-twistoid.c

diff --git a/hacks/glx/extrusion-twistoid.c b/hacks/glx/extrusion-twistoid.c
index c3a247f3b00d9948255434ef040e5e8842402766..82034afcfabe2d4facd6d20368163b6a9286ab9d 100644 (file)
--- a/hacks/glx/extrusion-twistoid.c
+++ b/hacks/glx/extrusion-twistoid.c
@@ -11,20 +11,10 @@
  * -- port to glut Linas Vepstas March 1995
  */
 
-/* required include files */
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
+#include "extrusion.h"
 
 #include <math.h>
 #include <stdlib.h>
-#include <GL/gl.h>
-/*#include <GL/glut.h>*/
-#ifdef HAVE_GLE3
-#include <GL/gle.h>
-#else
-#include <GL/tube.h>
-#endif
 
 /* Some <math.h> files do not define M_PI... */
 #ifndef M_PI
@@ -130,8 +120,10 @@ static void init_tripples (void)
    }
 
    /* now, a zig-zag corrugation */
-   while (i< NUM_TWIS_PTS) {
+   while (1) {
+      if (i >= NUM_TWIS_PTS) break;
       TWIST ((-10.0 +(double) i), 0.0);
+      if (i >= NUM_TWIS_PTS) break;
       TWIST ((-9.5 +(double) i), 1.0);
    }
 }