#include <cerrno>
#include <ctime>
#include <limits>
-#include <stdexcept>
+
+#include <SDL/SDL.h>
#include "Log.hh"
#include "Timer.hh"
#include "config.h"
#endif
-#include <SDL/SDL.h>
-
namespace Mf {
-Scalar Timer::nextFire_ = std::numeric_limits<Scalar>::max();
-std::map<unsigned,Timer&> Timer::timers_;
+Scalar Timer::gNextFire = std::numeric_limits<Scalar>::max();
+std::map<unsigned,Timer*> Timer::gTimers;
unsigned Timer::getNewID()
{
invalidate();
- mode_ = mode;
+ mMode = mode;
- if (mode_ != INVALID)
+ if (mMode != INVALID)
{
- function_ = function;
+ mFunction = function;
- if (mode == ABSOLUTEE)
+ if (mode == ACTUAL)
{
- absolute_ = seconds;
+ mAbsolute = seconds;
}
else
{
- absolute_ = seconds - getTicks();
- interval_ = seconds;
+ mAbsolute = seconds - getTicks();
+ mInterval = seconds;
}
- id_ = getNewID();
- timers_.insert(std::pair<unsigned,Timer&>(id_, *this));
+ mId = getNewID();
+ gTimers.insert(std::pair<unsigned,Timer*>(mId, this));
- if (absolute_ < nextFire_) nextFire_ = absolute_;
+ if (mAbsolute < gNextFire) gNextFire = mAbsolute;
}
}
bool Timer::isValid() const
{
- return mode_ != INVALID;
+ return mMode != INVALID;
}
void Timer::invalidate()
{
- if (mode_ != INVALID)
+ if (mMode != INVALID)
{
- timers_.erase(id_);
- mode_ = INVALID;
+ gTimers.erase(mId);
+ mMode = INVALID;
- if (isEqual(absolute_, nextFire_)) nextFire_ = findNextFire();
+ if (isEqual(mAbsolute, gNextFire)) gNextFire = findNextFire();
}
}
{
Scalar t = getTicks();
- if (function_) function_(*this, t);
+ if (mFunction) mFunction(*this, t);
if (isRepeating())
{
- Scalar absolute = absolute_;
+ Scalar absolute = mAbsolute;
- if (isEqual(absolute_, t, 1.0)) absolute_ += interval_;
- else absolute_ = interval_ + t;
+ if (isEqual(mAbsolute, t, 1.0)) mAbsolute += mInterval;
+ else mAbsolute = mInterval + t;
- if (isEqual(absolute, nextFire_)) nextFire_ = findNextFire();
+ if (isEqual(absolute, gNextFire)) gNextFire = findNextFire();
}
else
{
Scalar Timer::findNextFire()
{
- std::map<unsigned,Timer&>::iterator it;
+ std::map<unsigned,Timer*>::iterator it;
Scalar nextFire = std::numeric_limits<Scalar>::max();
- for (it = timers_.begin(); it != timers_.end(); ++it)
+ for (it = gTimers.begin(); it != gTimers.end(); ++it)
{
- Scalar absolute = (*it).second.absolute_;
+ Scalar absolute = (*it).second->mAbsolute;
if (absolute < nextFire) nextFire = absolute;
}
Scalar Timer::getSecondsRemaining() const
{
- return absolute_ - getTicks();
+ return mAbsolute - getTicks();
}
bool Timer::isExpired() const
bool Timer::isRepeating() const
{
- return mode_ == REPEAT;
+ return mMode == REPEAT;
}
void Timer::fireIfExpired(Scalar t)
{
- std::map<unsigned,Timer&>::iterator it;
+ std::map<unsigned,Timer*>::iterator it;
- if (nextFire_ > t) return;
+ if (gNextFire > t) return;
- for (it = timers_.begin(); it != timers_.end(); ++it)
+ for (it = gTimers.begin(); it != gTimers.end(); ++it)
{
- Timer& timer = (*it).second;
- if (timer.isExpired()) timer.fire();
+ Timer* timer = (*it).second;
+ if (timer->isExpired()) timer->fire();
}
}
#if HAVE_CLOCK_GETTIME
-// Since the monotonic clock will provide us with the timer since the computer
+// Since the monotonic clock will provide us with the time since the computer
// started, the number of seconds since that time could easily become so large
// that it cannot be accurately stored in a float (even with as little two days
// uptime), therefore we need to start from a more recent reference (when the
{
struct timespec ts;
- if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0)
- {
- throw std::runtime_error("cannot access monotonic clock");
- }
+ int result = clock_gettime(CLOCK_MONOTONIC, &ts);
+ ASSERT(result == 0 && "cannot access clock");
return Scalar(ts.tv_sec - reference) + Scalar(ts.tv_nsec) / 1000000000.0;
}
-void Timer::sleep(Scalar seconds, bool absolute)
+void Timer::sleep(Scalar seconds, Mode mode)
{
struct timespec ts;
int ret;
- if (absolute) seconds -= getTicks();
+ if (mode == ACTUAL) seconds -= getTicks();
ts.tv_sec = time_t(seconds);
ts.tv_nsec = long((seconds - Scalar(ts.tv_sec)) * 1000000000.0);
return Scalar(ms / 1000) + Scalar(ms % 1000) / 1000.0;
}
-void Timer::sleep(Scalar seconds, bool absolute)
+void Timer::sleep(Scalar seconds, Mode mode)
{
- if (absolute) seconds -= getTicks();
+ if (mode == ACTUAL) seconds -= getTicks();
SDL_Delay(Uint32(cml::clamp(int(seconds * 1000.0), 0, 1000)));
}