http://www.jwz.org/xscreensaver/xscreensaver-5.07.tar.gz

[xscreensaver] / hacks / fps.h

diff --git a/hacks/fps.h b/hacks/fps.h
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+/* fps, Copyright (c) 2001-2008 Jamie Zawinski <jwz@jwz.org>
+ * Draw a frames-per-second display (Xlib and OpenGL).
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation.  No representations are made about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or 
+ * implied warranty.
+ */
+
+#ifndef __XSCREENSAVER_FPS_H__
+# define __XSCREENSAVER_FPS_H__
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif /* HAVE_CONFIG_H */
+
+typedef struct fps_state fps_state;
+
+extern fps_state *fps_init (Display *, Window);
+extern void fps_free (fps_state *);
+extern void fps_slept (fps_state *, unsigned long usecs);
+extern double fps_compute (fps_state *, unsigned long polys);
+extern void fps_draw (fps_state *);
+
+#endif /* __XSCREENSAVER_FPS_H__ */