/**
* Notification that the ride is being removed.
* @param ri Ride being removed.
*/
void Guests::NotifyRideDeletion(const RideInstance *ri) {
for (int i = 0; i < GUEST_BLOCK_SIZE; i++) {
Guest *p = this->block.Get(i);
if (!p->IsActive()) continue;
p->NotifyRideDeletion(ri);
}
}
/**
* Count the number of guests in the park.
* @return The number of guests in the park.
*/
uint Guests::CountGuestsInPark()
{
uint count = 0;
for (uint i = 0; i < GUEST_BLOCK_SIZE; i++) {
Guest *g = this->block.Get(i);
if (g->IsActive() && g->IsInPark()) count++;
}
return count;
}
/**
* Count the number of active guests.
* @return The number of active guests.
*/
uint Guests::CountActiveGuests()
{
uint count = this->free_idx;
for (uint i = this->free_idx; i < GUEST_BLOCK_SIZE; i++) {
Guest *g = this->block.Get(i);
if (g->IsActive()) count++;
}
return count;
}
/**
* Update #free_idx to the next free guest (if available).
* @return Whether a free guest was found.
*/
bool Guests::FindNextFreeGuest()
{
while (this->free_idx < GUEST_BLOCK_SIZE) {
Guest *g = this->block.Get(this->free_idx);
if (!g->IsActive()) return true;
this->free_idx++;
}
return false;
}
/**
* Some time has passed, update the animation.
* @param delay Number of milliseconds time that have past since the last animation update.
*/
void Guests::OnAnimate(int delay)
{
for (int i = 0; i < GUEST_BLOCK_SIZE; i++) {
Guest *p = this->block.Get(i);
if (!p->IsActive()) continue;
AnimateResult ar = p->OnAnimate(delay);
if (ar != OAR_OK) {
p->DeActivate(ar);
this->AddFree(p);
}
}
}
/** Deactivate all guests and reset variables. */
void Guests::Uninitialize()
{
for (int i = 0; i < GUEST_BLOCK_SIZE; i++) {
Guest *g = this->block.Get(i);
if (g->IsActive()) {
g->DeActivate(OAR_REMOVE);
this->AddFree(g);
}
}
this->start_voxel.x = -1;
this->start_voxel.y = -1;
this->daily_frac = 0;
this->next_daily_index = 0;
}
/** A new frame arrived, perform the daily call for some of the guests. */
void Guests::DoTick()
{
this->daily_frac++;
int end_index = std::min(this->daily_frac * GUEST_BLOCK_SIZE / TICK_COUNT_PER_DAY, GUEST_BLOCK_SIZE);
while (this->next_daily_index < end_index) {
Guest *p = this->block.Get(this->next_daily_index);
if (p->IsActive() && !p->DailyUpdate()) {
p->DeActivate(OAR_REMOVE);
this->AddFree(p);
}
this->next_daily_index++;
}
if (this->next_daily_index >= GUEST_BLOCK_SIZE) {
this->daily_frac = 0;
this->next_daily_index = 0;
}
}
/**
* Save guests to the save game.
* @param svr Output stream to save to.
*/
void Guests::Save(Saver &svr)
{
svr.StartBlock("GSTS", 1);
svr.PutWord(this->start_voxel.x);
svr.PutWord(this->start_voxel.y);
svr.PutWord(this->daily_frac);
svr.PutWord(this->next_daily_index);
svr.PutLong(this->free_idx);
svr.PutLong(this->CountActiveGuests());
for (uint i = 0; i < GUEST_BLOCK_SIZE; i++) {
Guest *g = this->block.Get(i);
if (g->IsActive()) {
svr.PutWord(g->id);
g->Save(svr);
}
}
svr.EndBlock();
}
