/**
* Value of used VDOT (uncorrected)
* @return float
*/
public function usedVdot()
{
if (Configuration::Vdot()->useElevationCorrection()) {
if ($this->Activity->vdotWithElevation() > 0) {
return $this->Activity->vdotWithElevation();
}
}
return $this->Activity->vdotByHeartRate();
}
/**
* Update vdot shape and corrector
*/
protected function updateVDOTshapeAndCorrector()
{
$timestampLimit = time() - Configuration::Vdot()->days() * DAY_IN_S;
if ($this->Object->usesVDOT() && $this->Object->vdotByHeartRate() > 0 && $this->Object->timestamp() > $timestampLimit) {
Configuration::Data()->recalculateVDOTshape();
if ($this->Object->typeid() == Configuration::General()->competitionType()) {
Configuration::Data()->recalculateVDOTcorrector();
}
}
}
/**
* Prognosis time by heart rate after correction
* @return string
*/
public function prognosisByHRafterCorrection()
{
if (Configuration::Vdot()->useCorrectionFactor()) {
$Prognosis = new Daniels();
$Prognosis->adjustVDOT(false);
$Prognosis->setVDOT(Configuration::Data()->vdotFactor() * $this->Activity->vdotByHeartRate());
return $this->formatTime($Prognosis->inSeconds($this->Activity->distance()));
}
return '-';
}
/**
* Calculate factor from activity
*
* Simply calculates the ratio of vdot by time and by heart rate.
* This method does not regard any other correction (e.g. elevation, ...).
*
* @param \Runalyze\Model\Activity\Entity $activity
*/
public function fromActivity(Activity\Entity $activity)
{
if ($activity->vdotByHeartRate() > 0) {
$this->Factor = $activity->vdotByTime() / $activity->vdotByHeartRate();
} else {
$this->Factor = 1;
}
}