diff --git a/CMakeLists.txt b/CMakeLists.txt index dfc3ea136..d27fa084b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -2524,6 +2524,12 @@ elseif(PSP) elseif(PS2) list(APPEND EXTRA_CFLAGS "-DPS2") + if(SDL_TIMERS) + set(SDL_TIMER_PS2 1) + file(GLOB PS2_TIMER_SOURCES ${SDL2_SOURCE_DIR}/src/timer/ps2/*.c) + set(SOURCE_FILES ${SOURCE_FILES} ${PS2_TIMER_SOURCES}) + set(HAVE_SDL_TIMERS TRUE) + endif() elseif(OS2) list(APPEND EXTRA_CFLAGS "-DOS2EMX_PLAIN_CHAR") diff --git a/include/SDL_config.h.cmake b/include/SDL_config.h.cmake index c213a2f8e..5d476194c 100644 --- a/include/SDL_config.h.cmake +++ b/include/SDL_config.h.cmake @@ -387,6 +387,7 @@ #cmakedefine SDL_TIMER_OS2 @SDL_TIMER_OS2@ #cmakedefine SDL_TIMER_VITA @SDL_TIMER_VITA@ #cmakedefine SDL_TIMER_PSP @SDL_TIMER_PSP@ +#cmakedefine SDL_TIMER_PS2 @SDL_TIMER_PS2@ /* Enable various video drivers */ #cmakedefine SDL_VIDEO_DRIVER_ANDROID @SDL_VIDEO_DRIVER_ANDROID@ diff --git a/src/timer/ps2/SDL_systimer.c b/src/timer/ps2/SDL_systimer.c new file mode 100644 index 000000000..42d296803 --- /dev/null +++ b/src/timer/ps2/SDL_systimer.c @@ -0,0 +1,90 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2022 Sam Lantinga + + 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, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ +#include "../../SDL_internal.h" + +#ifdef SDL_TIMER_PS2 + +#include "SDL_thread.h" +#include "SDL_timer.h" +#include "SDL_error.h" +#include "../SDL_timer_c.h" +#include +#include +#include +#include + +static uint64_t start; +static SDL_bool ticks_started = SDL_FALSE; + +void +SDL_TicksInit(void) +{ + if (ticks_started) { + return; + } + ticks_started = SDL_TRUE; + + start = GetTimerSystemTime(); +} + +void +SDL_TicksQuit(void) +{ + ticks_started = SDL_FALSE; +} + +Uint64 +SDL_GetTicks64(void) +{ + uint64_t now; + + if (!ticks_started) { + SDL_TicksInit(); + } + + now = GetTimerSystemTime(); + return (Uint64)((now - start) / (kBUSCLK / CLOCKS_PER_SEC)); +} + +Uint64 +SDL_GetPerformanceCounter(void) +{ + return SDL_GetTicks64(); +} + +Uint64 +SDL_GetPerformanceFrequency(void) +{ + return 1000; +} + +void SDL_Delay(Uint32 ms) +{ + struct timespec tv = {0}; + tv.tv_sec = ms / 1000; + tv.tv_nsec = (ms % 1000) * 1000000; + nanosleep(&tv, NULL); +} + +#endif /* SDL_TIMER_PS2 */ + +/* vim: ts=4 sw=4 + */