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#include "entity.h"
#include <algorithm>
namespace yage
{
Entity EntityManager::create_entity()
{
Entity entity = update_next_entity();
component_masks_.push_back(ComponentMask(0));
return entity;
}
EntityManager &EntityManager::delete_entity(Entity entity)
{
deleted_.push_back(entity);
return *this;
}
bool EntityManager::is_valid(Entity entity) const
{
auto it = std::find(deleted_.begin(), deleted_.end(), entity);
if (it == deleted_.end()) {
return true;
}
return false;
}
Entity EntityManager::update_next_entity()
{
if (deleted_.empty()) {
return ++next_entity_;
}
next_entity_ = deleted_.back();
deleted_.pop_back();
return next_entity_;
}
} // namespace yage
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