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Diffstat (limited to '3rdparty/SDL2/test/testtimer.c')
-rw-r--r-- | 3rdparty/SDL2/test/testtimer.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/3rdparty/SDL2/test/testtimer.c b/3rdparty/SDL2/test/testtimer.c deleted file mode 100644 index 32b74909826..00000000000 --- a/3rdparty/SDL2/test/testtimer.c +++ /dev/null @@ -1,122 +0,0 @@ -/* - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely. -*/ - -/* Test program to check the resolution of the SDL timer on the current - platform -*/ - -#include <stdlib.h> -#include <stdio.h> - -#include "SDL.h" - -#define DEFAULT_RESOLUTION 1 - -static int ticks = 0; - -static Uint32 SDLCALL -ticktock(Uint32 interval, void *param) -{ - ++ticks; - return (interval); -} - -static Uint32 SDLCALL -callback(Uint32 interval, void *param) -{ - SDL_Log("Timer %d : param = %d\n", interval, (int) (uintptr_t) param); - return interval; -} - -int -main(int argc, char *argv[]) -{ - int i, desired; - SDL_TimerID t1, t2, t3; - Uint32 start32, now32; - Uint64 start, now; - - /* Enable standard application logging */ - SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); - - if (SDL_Init(SDL_INIT_TIMER) < 0) { - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError()); - return (1); - } - - /* Start the timer */ - desired = 0; - if (argv[1]) { - desired = atoi(argv[1]); - } - if (desired == 0) { - desired = DEFAULT_RESOLUTION; - } - t1 = SDL_AddTimer(desired, ticktock, NULL); - - /* Wait 10 seconds */ - SDL_Log("Waiting 10 seconds\n"); - SDL_Delay(10 * 1000); - - /* Stop the timer */ - SDL_RemoveTimer(t1); - - /* Print the results */ - if (ticks) { - SDL_Log("Timer resolution: desired = %d ms, actual = %f ms\n", - desired, (double) (10 * 1000) / ticks); - } - - /* Test multiple timers */ - SDL_Log("Testing multiple timers...\n"); - t1 = SDL_AddTimer(100, callback, (void *) 1); - if (!t1) - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,"Could not create timer 1: %s\n", SDL_GetError()); - t2 = SDL_AddTimer(50, callback, (void *) 2); - if (!t2) - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,"Could not create timer 2: %s\n", SDL_GetError()); - t3 = SDL_AddTimer(233, callback, (void *) 3); - if (!t3) - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,"Could not create timer 3: %s\n", SDL_GetError()); - - /* Wait 10 seconds */ - SDL_Log("Waiting 10 seconds\n"); - SDL_Delay(10 * 1000); - - SDL_Log("Removing timer 1 and waiting 5 more seconds\n"); - SDL_RemoveTimer(t1); - - SDL_Delay(5 * 1000); - - SDL_RemoveTimer(t2); - SDL_RemoveTimer(t3); - - start = SDL_GetPerformanceCounter(); - for (i = 0; i < 1000000; ++i) { - ticktock(0, NULL); - } - now = SDL_GetPerformanceCounter(); - SDL_Log("1 million iterations of ticktock took %f ms\n", (double)((now - start)*1000) / SDL_GetPerformanceFrequency()); - - SDL_Log("Performance counter frequency: %"SDL_PRIu64"\n", (unsigned long long) SDL_GetPerformanceFrequency()); - start32 = SDL_GetTicks(); - start = SDL_GetPerformanceCounter(); - SDL_Delay(1000); - now = SDL_GetPerformanceCounter(); - now32 = SDL_GetTicks(); - SDL_Log("Delay 1 second = %d ms in ticks, %f ms according to performance counter\n", (now32-start32), (double)((now - start)*1000) / SDL_GetPerformanceFrequency()); - - SDL_Quit(); - return (0); -} - -/* vi: set ts=4 sw=4 expandtab: */ |