Fixed bug #925
Changed "win32" to "windows" --HG-- rename : include/SDL_config_win32.h => include/SDL_config_windows.h rename : src/events/scancodes_win32.h => src/events/scancodes_windows.h rename : src/haptic/win32/SDL_syshaptic.c => src/haptic/windows/SDL_syshaptic.c rename : src/joystick/win32/SDL_dxjoystick.c => src/joystick/windows/SDL_dxjoystick.c rename : src/joystick/win32/SDL_dxjoystick_c.h => src/joystick/windows/SDL_dxjoystick_c.h rename : src/joystick/win32/SDL_mmjoystick.c => src/joystick/windows/SDL_mmjoystick.c rename : src/loadso/win32/SDL_sysloadso.c => src/loadso/windows/SDL_sysloadso.c rename : src/main/win32/SDL_win32_main.c => src/main/windows/SDL_windows_main.c rename : src/main/win32/version.rc => src/main/windows/version.rc rename : src/thread/win32/SDL_sysmutex.c => src/thread/windows/SDL_sysmutex.c rename : src/thread/win32/SDL_syssem.c => src/thread/windows/SDL_syssem.c rename : src/thread/win32/SDL_systhread.c => src/thread/windows/SDL_systhread.c rename : src/thread/win32/SDL_systhread_c.h => src/thread/windows/SDL_systhread_c.h rename : src/thread/win32/win_ce_semaphore.c => src/thread/windows/win_ce_semaphore.c rename : src/thread/win32/win_ce_semaphore.h => src/thread/windows/win_ce_semaphore.h rename : src/timer/win32/SDL_systimer.c => src/timer/windows/SDL_systimer.c rename : src/video/win32/SDL_ceddrawrender.c => src/video/windows/SDL_ceddrawrender.c rename : src/video/win32/SDL_ceddrawrender.h => src/video/windows/SDL_ceddrawrender.h rename : src/video/win32/SDL_d3drender.c => src/video/windows/SDL_d3drender.c rename : src/video/win32/SDL_d3drender.h => src/video/windows/SDL_d3drender.h rename : src/video/win32/SDL_gapirender.c => src/video/windows/SDL_gapirender.c rename : src/video/win32/SDL_gapirender.h => src/video/windows/SDL_gapirender.h rename : src/video/win32/SDL_gapirender_c.h => src/video/windows/SDL_gapirender_c.h rename : src/video/win32/SDL_gdirender.c => src/video/windows/SDL_gdirender.c rename : src/video/win32/SDL_gdirender.h => src/video/windows/SDL_gdirender.h rename : src/video/win32/SDL_msctf.h => src/video/windows/SDL_msctf.h rename : src/video/win32/SDL_vkeys.h => src/video/windows/SDL_vkeys.h rename : src/video/win32/SDL_win32clipboard.c => src/video/windows/SDL_windowsclipboard.c rename : src/video/win32/SDL_win32clipboard.h => src/video/windows/SDL_windowsclipboard.h rename : src/video/win32/SDL_win32events.c => src/video/windows/SDL_windowsevents.c rename : src/video/win32/SDL_win32events.h => src/video/windows/SDL_windowsevents.h rename : src/video/win32/SDL_win32gamma.c => src/video/windows/SDL_windowsgamma.c rename : src/video/win32/SDL_win32gamma.h => src/video/windows/SDL_windowsgamma.h rename : src/video/win32/SDL_win32keyboard.c => src/video/windows/SDL_windowskeyboard.c rename : src/video/win32/SDL_win32keyboard.h => src/video/windows/SDL_windowskeyboard.h rename : src/video/win32/SDL_win32modes.c => src/video/windows/SDL_windowsmodes.c rename : src/video/win32/SDL_win32modes.h => src/video/windows/SDL_windowsmodes.h rename : src/video/win32/SDL_win32mouse.c => src/video/windows/SDL_windowsmouse.c rename : src/video/win32/SDL_win32mouse.h => src/video/windows/SDL_windowsmouse.h rename : src/video/win32/SDL_win32opengl.c => src/video/windows/SDL_windowsopengl.c rename : src/video/win32/SDL_win32opengl.h => src/video/windows/SDL_windowsopengl.h rename : src/video/win32/SDL_win32shape.c => src/video/windows/SDL_windowsshape.c rename : src/video/win32/SDL_win32shape.h => src/video/windows/SDL_windowsshape.h rename : src/video/win32/SDL_win32video.c => src/video/windows/SDL_windowsvideo.c rename : src/video/win32/SDL_win32video.h => src/video/windows/SDL_windowsvideo.h rename : src/video/win32/SDL_win32window.c => src/video/windows/SDL_windowswindow.c rename : src/video/win32/SDL_win32window.h => src/video/windows/SDL_windowswindow.h rename : src/video/win32/wmmsg.h => src/video/windows/wmmsg.h
This commit is contained in:
Sam Lantinga
parent
ee1f71dd63
commit
9d25ba272a
82 changed files with 382 additions and 375 deletions
166
src/timer/windows/SDL_systimer.c
Normal file
166
src/timer/windows/SDL_systimer.c
Normal file
|
|
@ -0,0 +1,166 @@
|
|||
/*
|
||||
SDL - Simple DirectMedia Layer
|
||||
Copyright (C) 1997-2010 Sam Lantinga
|
||||
|
||||
This library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
This library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with this library; if not, write to the Free Software
|
||||
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
Sam Lantinga
|
||||
slouken@libsdl.org
|
||||
*/
|
||||
#include "SDL_config.h"
|
||||
|
||||
#ifdef SDL_TIMER_WINDOWS
|
||||
|
||||
#define WIN32_LEAN_AND_MEAN
|
||||
#include <windows.h>
|
||||
#include <mmsystem.h>
|
||||
|
||||
#include "SDL_timer.h"
|
||||
#include "../SDL_timer_c.h"
|
||||
|
||||
#ifdef _WIN32_WCE
|
||||
#error This is WinCE. Please use src/timer/wince/SDL_systimer.c instead.
|
||||
#endif
|
||||
|
||||
#define TIME_WRAP_VALUE (~(DWORD)0)
|
||||
|
||||
/* The first (low-resolution) ticks value of the application */
|
||||
static DWORD start;
|
||||
|
||||
#ifndef USE_GETTICKCOUNT
|
||||
/* Store if a high-resolution performance counter exists on the system */
|
||||
static BOOL hires_timer_available;
|
||||
/* The first high-resolution ticks value of the application */
|
||||
static LARGE_INTEGER hires_start_ticks;
|
||||
/* The number of ticks per second of the high-resolution performance counter */
|
||||
static LARGE_INTEGER hires_ticks_per_second;
|
||||
#endif
|
||||
|
||||
void
|
||||
SDL_StartTicks(void)
|
||||
{
|
||||
/* Set first ticks value */
|
||||
#ifdef USE_GETTICKCOUNT
|
||||
start = GetTickCount();
|
||||
#else
|
||||
#if 0 /* Apparently there are problems with QPC on Win2K */
|
||||
if (QueryPerformanceFrequency(&hires_ticks_per_second) == TRUE) {
|
||||
hires_timer_available = TRUE;
|
||||
QueryPerformanceCounter(&hires_start_ticks);
|
||||
} else
|
||||
#endif
|
||||
{
|
||||
hires_timer_available = FALSE;
|
||||
timeBeginPeriod(1); /* use 1 ms timer precision */
|
||||
start = timeGetTime();
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
Uint32
|
||||
SDL_GetTicks(void)
|
||||
{
|
||||
DWORD now, ticks;
|
||||
#ifndef USE_GETTICKCOUNT
|
||||
LARGE_INTEGER hires_now;
|
||||
#endif
|
||||
|
||||
#ifdef USE_GETTICKCOUNT
|
||||
now = GetTickCount();
|
||||
#else
|
||||
if (hires_timer_available) {
|
||||
QueryPerformanceCounter(&hires_now);
|
||||
|
||||
hires_now.QuadPart -= hires_start_ticks.QuadPart;
|
||||
hires_now.QuadPart *= 1000;
|
||||
hires_now.QuadPart /= hires_ticks_per_second.QuadPart;
|
||||
|
||||
return (DWORD) hires_now.QuadPart;
|
||||
} else {
|
||||
now = timeGetTime();
|
||||
}
|
||||
#endif
|
||||
|
||||
if (now < start) {
|
||||
ticks = (TIME_WRAP_VALUE - start) + now;
|
||||
} else {
|
||||
ticks = (now - start);
|
||||
}
|
||||
return (ticks);
|
||||
}
|
||||
|
||||
void
|
||||
SDL_Delay(Uint32 ms)
|
||||
{
|
||||
Sleep(ms);
|
||||
}
|
||||
|
||||
/* Data to handle a single periodic alarm */
|
||||
static UINT timerID = 0;
|
||||
|
||||
static void CALLBACK
|
||||
HandleAlarm(UINT uID, UINT uMsg, DWORD_PTR dwUser,
|
||||
DWORD_PTR dw1, DWORD_PTR dw2)
|
||||
{
|
||||
SDL_ThreadedTimerCheck();
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
SDL_SYS_TimerInit(void)
|
||||
{
|
||||
MMRESULT result;
|
||||
|
||||
/* Set timer resolution */
|
||||
result = timeBeginPeriod(TIMER_RESOLUTION);
|
||||
if (result != TIMERR_NOERROR) {
|
||||
SDL_SetError("Warning: Can't set %d ms timer resolution",
|
||||
TIMER_RESOLUTION);
|
||||
}
|
||||
/* Allow 10 ms of drift so we don't chew on CPU */
|
||||
timerID =
|
||||
timeSetEvent(TIMER_RESOLUTION, 1, HandleAlarm, 0, TIME_PERIODIC);
|
||||
if (!timerID) {
|
||||
SDL_SetError("timeSetEvent() failed");
|
||||
return (-1);
|
||||
}
|
||||
return (SDL_SetTimerThreaded(1));
|
||||
}
|
||||
|
||||
void
|
||||
SDL_SYS_TimerQuit(void)
|
||||
{
|
||||
if (timerID) {
|
||||
timeKillEvent(timerID);
|
||||
}
|
||||
timeEndPeriod(TIMER_RESOLUTION);
|
||||
}
|
||||
|
||||
int
|
||||
SDL_SYS_StartTimer(void)
|
||||
{
|
||||
SDL_SetError("Internal logic error: Win32 uses threaded timer");
|
||||
return (-1);
|
||||
}
|
||||
|
||||
void
|
||||
SDL_SYS_StopTimer(void)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
#endif /* SDL_TIMER_WINDOWS */
|
||||
|
||||
/* vi: set ts=4 sw=4 expandtab: */
|
||||
Loading…
Add table
Add a link
Reference in a new issue