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3144ee8a AT |
1 | /* fps, Copyright (c) 2001-2011 Jamie Zawinski <jwz@jwz.org> |
2 | * Draw a frames-per-second display (Xlib and OpenGL). | |
3 | * | |
4 | * Permission to use, copy, modify, distribute, and sell this software and its | |
5 | * documentation for any purpose is hereby granted without fee, provided that | |
6 | * the above copyright notice appear in all copies and that both that | |
7 | * copyright notice and this permission notice appear in supporting | |
8 | * documentation. No representations are made about the suitability of this | |
9 | * software for any purpose. It is provided "as is" without express or | |
10 | * implied warranty. | |
11 | */ | |
12 | ||
13 | #ifndef __XSCREENSAVER_FPS_H__ | |
14 | # define __XSCREENSAVER_FPS_H__ | |
15 | ||
16 | #ifdef HAVE_CONFIG_H | |
17 | # include "config.h" | |
18 | #endif /* HAVE_CONFIG_H */ | |
19 | ||
20 | typedef struct fps_state fps_state; | |
21 | ||
22 | extern fps_state *fps_init (Display *, Window); | |
23 | extern void fps_free (fps_state *); | |
24 | extern void fps_slept (fps_state *, unsigned long usecs); | |
25 | extern double fps_compute (fps_state *, unsigned long polys, double depth); | |
26 | extern void fps_draw (fps_state *); | |
27 | ||
28 | /* Doesn't really belong here, but close enough. */ | |
29 | #ifdef HAVE_MOBILE | |
30 | extern double current_device_rotation (void); | |
31 | #else | |
32 | # define current_device_rotation() (0) | |
33 | #endif | |
34 | ||
35 | #endif /* __XSCREENSAVER_FPS_H__ */ |