Mercurial > sdl-ios-xcode
annotate test/testtimer.c @ 3957:b1d5b56aa549 SDL-1.2
Date: Mon, 4 Jun 2007 06:17:59 +0000 (UTC)
From: George Gensure <werkt0@gmail.com>
Subject: [SDL] error removal patch for SDL_x11dyn.c
I found that calling SDL_GetError when an error hasn't necessarily occurred is
still reporting problems from loadso regarding dynamic functions in X11. I've
added the following to my local copy to avoid revealing the 'many library
lookup' approach adopted by x11dyn.c:
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Wed, 13 Jun 2007 07:54:10 +0000 |
parents | 290b5baf2fca |
children | 782fd950bd46 c121d94672cb |
rev | line source |
---|---|
0 | 1 |
2 /* Test program to check the resolution of the SDL timer on the current | |
3 platform | |
4 */ | |
5 | |
6 #include <stdlib.h> | |
7 #include <stdio.h> | |
8 | |
9 #include "SDL.h" | |
10 | |
11 #define DEFAULT_RESOLUTION 1 | |
12 | |
13 static int ticks = 0; | |
14 | |
1769 | 15 static Uint32 SDLCALL ticktock(Uint32 interval) |
0 | 16 { |
17 ++ticks; | |
18 return(interval); | |
19 } | |
20 | |
1769 | 21 static Uint32 SDLCALL callback(Uint32 interval, void *param) |
0 | 22 { |
1615
d5298e8f22b3
Ugh, more 64-bit cleanup
Sam Lantinga <slouken@libsdl.org>
parents:
1500
diff
changeset
|
23 printf("Timer %d : param = %d\n", interval, (int)(uintptr_t)param); |
0 | 24 return interval; |
25 } | |
26 | |
27 int main(int argc, char *argv[]) | |
28 { | |
29 int desired; | |
30 SDL_TimerID t1, t2, t3; | |
31 | |
32 if ( SDL_Init(SDL_INIT_TIMER) < 0 ) { | |
1484
b2b476a4a73c
Added documentation on how to build a completely useless SDL library. :)
Sam Lantinga <slouken@libsdl.org>
parents:
1151
diff
changeset
|
33 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
766
diff
changeset
|
34 return(1); |
0 | 35 } |
36 | |
37 /* Start the timer */ | |
38 desired = 0; | |
39 if ( argv[1] ) { | |
40 desired = atoi(argv[1]); | |
41 } | |
42 if ( desired == 0 ) { | |
43 desired = DEFAULT_RESOLUTION; | |
44 } | |
45 SDL_SetTimer(desired, ticktock); | |
46 | |
47 /* Wait 10 seconds */ | |
48 printf("Waiting 10 seconds\n"); | |
49 SDL_Delay(10*1000); | |
50 | |
51 /* Stop the timer */ | |
52 SDL_SetTimer(0, NULL); | |
53 | |
54 /* Print the results */ | |
55 if ( ticks ) { | |
56 fprintf(stderr, | |
57 "Timer resolution: desired = %d ms, actual = %f ms\n", | |
58 desired, (double)(10*1000)/ticks); | |
59 } | |
60 | |
61 /* Test multiple timers */ | |
62 printf("Testing multiple timers...\n"); | |
63 t1 = SDL_AddTimer(100, callback, (void*)1); | |
64 if(!t1) | |
766
ed57c876700d
Date: Wed, 26 Nov 2003 01:52:02 +0800
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
|
65 fprintf(stderr,"Could not create timer 1: %s\n", SDL_GetError()); |
0 | 66 t2 = SDL_AddTimer(50, callback, (void*)2); |
67 if(!t2) | |
766
ed57c876700d
Date: Wed, 26 Nov 2003 01:52:02 +0800
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
|
68 fprintf(stderr,"Could not create timer 2: %s\n", SDL_GetError()); |
0 | 69 t3 = SDL_AddTimer(233, callback, (void*)3); |
70 if(!t3) | |
766
ed57c876700d
Date: Wed, 26 Nov 2003 01:52:02 +0800
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
|
71 fprintf(stderr,"Could not create timer 3: %s\n", SDL_GetError()); |
0 | 72 |
73 /* Wait 10 seconds */ | |
74 printf("Waiting 10 seconds\n"); | |
75 SDL_Delay(10*1000); | |
76 | |
77 printf("Removing timer 1 and waiting 5 more seconds\n"); | |
78 SDL_RemoveTimer(t1); | |
79 | |
80 SDL_Delay(5*1000); | |
81 | |
82 SDL_RemoveTimer(t2); | |
83 SDL_RemoveTimer(t3); | |
84 | |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
766
diff
changeset
|
85 SDL_Quit(); |
0 | 86 return(0); |
87 } |