std::vector<Object*> Scene::picking(const Vec2& point) const
{
//var dec
std::vector<Object*> pickedList;
std::function<void(Object* obj)> auxPicking = nullptr;
//aux fun
auxPicking=[&](Object* obj)
{
//pick
Renderable* renderable = nullptr;
if ((renderable = obj->getComponent<Renderable>()))
{
if (renderable->isVisible())
{
const AABox2& box = renderable->getBaseBox();
const AABox2& wbox = renderable->canTransform() ? box.applay(obj->getGlobalMatrix()) : box;
if (wbox.isIntersection(point)) pickedList.push_back(obj);
}
}
//rec
if (!renderable || renderable->isVisible())
for (Object* childs : *obj)
{
auxPicking(childs);
};
};
//call aux
for (Object* obj : objects) auxPicking(obj);
//return
return pickedList;
}
bool Viewport::isVisible(Renderable& s) {
return s.isVisible() && isInViewRect(s);
}