source: abuse/trunk/src/sdlport/timing.cpp @ 481

Last change on this file since 481 was 481, checked in by Sam Hocevar, 11 years ago

Fuck the history, I'm renaming all .hpp files to .h for my own sanity.

File size: 1.8 KB
Line 
1/*
2 *  Abuse - dark 2D side-scrolling platform game
3 *  Copyright (c) 2001 Anthony Kruize <trandor@labyrinth.net.au>
4 *
5 *  This program is free software; you can redistribute it and/or modify
6 *  it under the terms of the GNU General Public License as published by
7 *  the Free Software Foundation; either version 2 of the License, or
8 *  (at your option) any later version.
9 *
10 *  This program is distributed in the hope that it will be useful,
11 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 *  GNU General Public License for more details.
14 *
15 *  You should have received a copy of the GNU General Public License
16 *  along with this program; if not, write to the Free Software Foundation,
17 *  Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
18 */
19
20#include "config.h"
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <sys/time.h>
25#include <time.h>
26
27#include "timing.h"
28
29#ifdef __APPLE__
30// OSX 10.1 has nanosleep but no header for it!
31extern "C" {
32int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
33}
34#endif
35
36// Constructor
37//
38time_marker::time_marker()
39{
40    get_time();
41}
42
43//
44// get_time()
45// Get the current time
46//
47void time_marker::get_time()
48{
49    struct timeval tv = { 0, 0 };
50    gettimeofday( &tv, NULL );
51    seconds = tv.tv_sec;
52    micro_seconds = tv.tv_usec;
53}
54
55//
56// diff_time()
57// Find the time difference
58//
59double time_marker::diff_time( time_marker *other )
60{
61    return (double)(seconds - other->seconds) + (double)(micro_seconds - other->micro_seconds) / 1000000;
62}
63
64void timer_init()
65{
66    /* Do Nothing */
67}
68
69void timer_uninit()
70{
71    /* Do Nothing */
72}
73
74void milli_wait( unsigned wait_time )
75{
76    struct timespec ts = { 0, wait_time * 1000000 };
77    nanosleep( &ts, NULL );
78}
79
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