void GameInstSet::copy_to(GameInstSet& inst_set) const {
DepthMap::const_iterator it = depthlist_map.end();
//Synch live objects
for (int ind = 0; it != depthlist_map.begin();) {
--it;
InstanceState* state = it->second.start_of_list;
while (state) {
GameInst* inst = state->inst;
obj_id id = inst->id;
GameInst* oinst = inst_set.get_instance(id);
if (oinst == NULL || typeid(inst) != typeid(oinst)) {
inst_set.add_instance(inst->clone(), id);
if (oinst)
oinst->destroyed = true;
}
state = state->next_same_depth;
}
}
//Remove dead objects
for (int i = 0; i < inst_set.unit_capacity; i++) {
InstanceState* state = &inst_set.unit_set[i];
GameInst* oinst = state->inst;
if (valid_inst(oinst)) {
if (!oinst->destroyed) {
GameInst* inst = get_instance(oinst->id);
if (inst != NULL) {
inst_set.__update_collision_position(state,
Pos(oinst->x, oinst->y), Pos(inst->x, inst->y));
inst->copy_to(oinst);
} else
inst_set.__remove_instance(state);
inst->free_reference();
}
}
}
inst_set.next_id = this->next_id;
LANARTS_ASSERT(check_copy_integrity(inst_set));
}
