timer.cpp File Reference

(986a3bf)

#include "utils/timer.h"
#include "const/utils/timer.h"
#include <SDL_timer.h>
#include <climits>
#include "debug.h"

Go to the source code of this file.

Namespaces
	anonymous_namespace{timer.cpp}

Functions
SDL_TimerID	anonymous_namespace{timer.cpp}::mLogicCounterId (0)
SDL_TimerID	anonymous_namespace{timer.cpp}::mSecondsCounterId (0)
static uint32_t	nextTick (uint32_t interval, void *param)
static uint32_t	nextSecond (uint32_t interval, void *param)
int	get_elapsed_time (const int startTime)
int	get_elapsed_time1 (const int startTime)
void	startTimers ()
void	stopTimers ()

Variables
static const int	MAX_TICK_VALUE = INT_MAX / 2
volatile int	tick_time
volatile int	fps = 0
volatile int	lps = 0
volatile int	frame_count = 0
volatile int	logic_count = 0
volatile time_t	cur_time = 0

Function Documentation

get_elapsed_time()

int get_elapsed_time

(

const int

startTime

)

Returns

the elapsed time in milliseconds between two tick values.

Definition at line 94 of file timer.cpp.

{
    const int time = tick_time;
    if (startTime <= time)
    {
        return (time - startTime) * MILLISECONDS_IN_A_TICK;
    }
    return (time + (MAX_TICK_VALUE - startTime))
        * MILLISECONDS_IN_A_TICK;
}

References MAX_TICK_VALUE, MILLISECONDS_IN_A_TICK, and tick_time.

Referenced by Palette::advanceGradient(), Being::getOffset(), Being::logic(), LocalPlayer::logic(), SkillDialog::slowLogic(), and Map::updateAmbientLayers().

get_elapsed_time1()

int get_elapsed_time1

(

const int

startTime

)

Definition at line 105 of file timer.cpp.

{
    const int time = tick_time;
    if (startTime <= time)
        return time - startTime;
    return time + (MAX_TICK_VALUE - startTime);
}

References MAX_TICK_VALUE, and tick_time.

Referenced by Being::logic(), Game::slowLogic(), and CompoundSprite::updateImages().

nextSecond()

static uint32_t nextSecond ( uint32_t  interval, void *  param  )

static

Updates fps. Called every seconds by SDL_AddTimer()

Definition at line 80 of file timer.cpp.

{
    fps = frame_count;
    lps = logic_count;
    frame_count = 0;
    logic_count = 0;
 
    return interval;
}

References fps, frame_count, logic_count, and lps.

Referenced by startTimers().

nextTick()

static uint32_t nextTick ( uint32_t  interval, void *  param  )

static

Advances game logic counter. Called every 10 milliseconds by SDL_AddTimer()

See also

MILLISECONDS_IN_A_TICK value

Definition at line 68 of file timer.cpp.

{
    tick_time = tick_time + 1;
    if (tick_time == MAX_TICK_VALUE)
        tick_time = 0;
    return interval;
}

References MAX_TICK_VALUE, and tick_time.

Referenced by startTimers().

startTimers()

void startTimers

(

)

Definition at line 113 of file timer.cpp.

{
    // Initialize logic and seconds counters
    tick_time = 0;
    mLogicCounterId = SDL_AddTimer(MILLISECONDS_IN_A_TICK, nextTick, nullptr);
    mSecondsCounterId = SDL_AddTimer(1000, nextSecond, nullptr);
}

References MILLISECONDS_IN_A_TICK, anonymous_namespace{timer.cpp}::mLogicCounterId(), anonymous_namespace{timer.cpp}::mSecondsCounterId(), nextSecond(), nextTick(), and tick_time.

Referenced by Client::gameInit().

stopTimers()

void stopTimers

(

)

Definition at line 121 of file timer.cpp.

{
    SDL_RemoveTimer(mLogicCounterId);
    SDL_RemoveTimer(mSecondsCounterId);
}

References anonymous_namespace{timer.cpp}::mLogicCounterId(), and anonymous_namespace{timer.cpp}::mSecondsCounterId().

Referenced by Client::gameClear().

Variable Documentation

cur_time

volatile time_t cur_time = 0

Definition at line 58 of file timer.cpp.

Referenced by WhoIsOnline::action(), Being::addToCache(), Game::adjustPerfomance(), LocalPlayer::afkRespond(), ShopWindow::announce(), DialogsManager::attributeChanged(), ShopWindow::checkFloodCounter(), Game::checkKeys(), DelayedManager::delayedLoad(), BrowserBox::draw(), FloorItem::draw(), LocalPlayer::fixPos(), KillStats::gainXp(), Client::gameExec(), Being::getCacheEntry(), TextField::handleCtrlKeys(), LocalPlayer::logic(), EffectManager::logic(), MapDebugTab::logic(), SkillDialog::playCastingDstTileEffect(), TmwAthena::ChatRecv::processChatContinue(), EAthena::Mail2Recv::processMailListPage(), SDLInput::pushInput(), KillStats::recalcStats(), GuildManager::requestGuildInfo(), Being::reReadConfig(), Game::resetAdjustLevel(), Being::resetCounters(), Being::setAttackTime(), LocalPlayer::setDestination(), Being::setMoveTime(), Being::setOtherTime(), Being::setTalkTime(), LocalPlayer::setTestParticle(), Being::setTestTime(), SDLInput::simulateMouseMove(), LocalPlayer::slowLogic(), Game::slowLogic(), Gui::slowLogic(), SocialWindow::slowLogic(), WhoIsOnline::slowLogic(), GuildManager::slowLogic(), Font::slowLogic(), PacketCounters::updateCounter(), Game::updateFrameRate(), Being::updateFromCache(), BrowserBox::updateHeight(), Game::updateHistory(), and ShopWindow::updateTimes().

fps

volatile int fps = 0

Frames counted in the last second

Definition at line 54 of file timer.cpp.

Referenced by Game::adjustPerfomance(), MapDebugTab::logic(), and nextSecond().

frame_count

volatile int frame_count = 0

Counts the frames during one second

Definition at line 56 of file timer.cpp.

Referenced by Client::gameExec(), and nextSecond().

logic_count

volatile int logic_count = 0

Counts the logic during one second

Definition at line 57 of file timer.cpp.

Referenced by Client::gameExec(), and nextSecond().

lps

volatile int lps = 0

Logic processed per second

Definition at line 55 of file timer.cpp.

Referenced by StatDebugTab::logic(), and nextSecond().

MAX_TICK_VALUE

const int MAX_TICK_VALUE = INT_MAX / 2

static

Tells the max tick value, setting it back to zero (and start again).

Definition at line 51 of file timer.cpp.

Referenced by get_elapsed_time(), get_elapsed_time1(), and nextTick().

tick_time

volatile int tick_time

Tick counter

Definition at line 53 of file timer.cpp.

Referenced by Being::addCast(), Palette::advanceGradient(), LocalPlayer::allowAction(), LocalPlayer::attack(), Being::botLogic(), PacketLimiter::checkPackets(), CrazyMoves::crazyMoveAd(), CrazyMoves::crazyMoveAe(), CrazyMoves::crazyMoveAm(), DelayedManager::delayedLoad(), Viewport::draw(), Being::drawBeingCursor(), LocalPlayer::freezeMoving(), Game::Game(), Client::gameExec(), get_elapsed_time(), get_elapsed_time1(), LocalPlayer::getPingTime(), Being::handleAttack(), InputManager::handleRepeat(), Being::handleSkill(), PacketLimiter::limitPackets(), ActorSprite::logic(), Being::logic(), LocalPlayer::logic(), CutInWindow::logic(), MiniStatusWindow::logic(), nextTick(), Being::nextTile(), LocalPlayer::pingRequest(), LocalPlayer::pingResponse(), Being::playSfx(), EAthena::BeingRecv::processBeingVisible(), TmwAthena::BeingRecv::processBeingVisible(), TmwAthena::BeingRecv::processPlayerMove(), TmwAthena::BeingRecv::processPlayerUpdate1(), TmwAthena::BeingRecv::processPlayerUpdate2(), TmwAthena::BuySellHandler::requestBuyList(), GuildManager::requestGuildInfo(), TmwAthena::BuySellHandler::requestSellList(), Joystick::resetRepeat(), KeyboardConfig::resetRepeat(), Being::setAction(), Being::setPath(), SkillDialog::setSkillDuration(), Game::slowLogic(), GuildManager::slowLogic(), startTimers(), LocalPlayer::tryPingRequest(), Map::updateAmbientLayers(), and CompoundSprite::updateImages().