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renamed the random int generator function
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default-pipeline default-pipeline #170
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This commit is contained in:
Balázs Vigh 2021-05-06 09:36:49 +02:00
parent 8136273b33
commit fb7c0e7a5c
1 changed files with 8 additions and 9 deletions
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17
src/Repository/PlaceRepository.php
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@ -60,11 +60,11 @@ class PlaceRepository
return $places;
}
private function getRandomForMapWithValidPano($numberOfPlaces, $select, array &$exclude, $randomSelection = null): ?Place
private function getRandomForMapWithValidPano($numberOfPlaces, $select, array &$exclude, $pickRandomInt = null): ?Place
{
do {
$numberOfPlacesLeft = $numberOfPlaces - count($exclude);
$place = $this->selectRandomFromDbForMap($numberOfPlacesLeft, $select, $exclude, $randomSelection);
$place = $this->selectRandomFromDbForMap($numberOfPlacesLeft, $select, $exclude, $pickRandomInt);
if($place === null) {
// there is no more never visited place left
return null;
@ -79,15 +79,15 @@ class PlaceRepository
return $place;
}
private function selectRandomFromDbForMap($numberOfPlacesLeft, $select, array $exclude, $randomSelection): ?Place
private function selectRandomFromDbForMap($numberOfPlacesLeft, $select, array $exclude, $pickRandomInt): ?Place
{
if($numberOfPlacesLeft <= 0)
return null;
if(!isset($randomSelection)) {
if(!isset($pickRandomInt)) {
$randomOffset = random_int(0, $numberOfPlacesLeft - 1);
} else {
$randomOffset = $randomSelection($numberOfPlacesLeft);
$randomOffset = $pickRandomInt($numberOfPlacesLeft);
}
// $select_unvisited->orderBy('last_time');
@ -150,7 +150,7 @@ class PlaceRepository
$selectOldPlaces->orderBy('last_time');
// selection algorithm with preference (weighting) for older places
$gaussianRandomSelection = function($numberOfPlaces) {
$pickGaussianRandomInt = function($numberOfPlaces) {
$stdev = 0.2;
$avg = 0.0;
$x = mt_rand() / mt_getrandmax();
@ -162,7 +162,7 @@ class PlaceRepository
// look for n - numberOfUnvisitedPlaces places
while(count($places) < $n)
{
$place = $this->getRandomForMapWithValidPano($numberOfOldPlaces, $selectOldPlaces, $exclude, $gaussianRandomSelection);
$place = $this->getRandomForMapWithValidPano($numberOfOldPlaces, $selectOldPlaces, $exclude, $pickGaussianRandomInt);
if(isset($place))
{
$places[] = $place;
@ -172,6 +172,5 @@ class PlaceRepository
return $places;
}
}