void
AGActivityGen::varDepTime(AGTrip& trip) {
if (trip.getType() != "default") {
return;
}
//buses are on time and random are already spread
int variation = (int)RandHelper::randNorm(0, city.statData.departureVariation);
AGTime depTime(trip.getDay(), 0, 0, trip.getTime());
depTime += variation;
if (depTime.getDay() > 0) {
trip.setDay(depTime.getDay());
trip.setDepTime(depTime.getSecondsInCurrentDay());
} else {
trip.setDay(1);
trip.setDepTime(0);
}
}
bool
AGActivities::generateRandomTraffic() {
//total number of trips during the whole simulation
int totalTrips = 0, ttOneDayTrips = 0, ttDailyTrips = 0;
std::list<AGTrip>::iterator it;
for (it = trips.begin(); it != trips.end(); ++it) {
if (it->isDaily()) {
++ttDailyTrips;
} else {
++ttOneDayTrips;
}
}
totalTrips = ttOneDayTrips + ttDailyTrips * nbrDays;
//TESTS
std::cout << "Before Random traffic generation (days are still entire):" << std::endl;
std::cout << "- Total number of trips: " << totalTrips << std::endl;
std::cout << "- Total daily trips: " << ttDailyTrips << std::endl;
std::cout << "- Total one-day trips: " << ttOneDayTrips << std::endl;
//END OF TESTS
//random uniform distribution:
int nbrRandUni = (int)((float)totalTrips * myCity->statData.uniformRandomTrafficRate / (1.0f - myCity->statData.uniformRandomTrafficRate));
//TESTS
std::cout << "added uniform random trips: " << nbrRandUni << std::endl;
//END OF TESTS
for (int i = 0; i < nbrRandUni; ++i) {
AGPosition dep(myCity->getRandomStreet());
AGPosition arr(myCity->getRandomStreet());
AGTime depTime(RandHelper::rand(nbrDays * 86400));
AGTrip rdtr(dep, arr, generateName(i, "randUni"), depTime.getTime() % 86400, depTime.getDay() + 1);
rdtr.setType("random");
trips.push_back(rdtr);
}
//random proportional distribution:
//float proportionalPercentage = 0.05f;
//TODO generate a proportionally distributed random traffic
return true;
}
