/* this will append more instances to each object
and then automatically rearrange everything */
void
Model::duplicate_objects(size_t copies_num, coordf_t dist, const BoundingBoxf* bb)
{
for (ModelObjectPtrs::const_iterator o = this->objects.begin(); o != this->objects.end(); ++o) {
// make a copy of the pointers in order to avoid recursion when appending their copies
ModelInstancePtrs instances = (*o)->instances;
for (ModelInstancePtrs::const_iterator i = instances.begin(); i != instances.end(); ++i) {
for (size_t k = 2; k <= copies_num; ++k)
(*o)->add_instance(**i);
}
}
this->arrange_objects(dist, bb);
}
/* duplicate the entire model preserving instance relative positions */
void
Model::duplicate(size_t copies_num, coordf_t dist, const BoundingBoxf* bb)
{
Pointfs model_sizes(copies_num-1, this->bounding_box().size());
Pointfs positions = this->_arrange(model_sizes, dist, bb);
// note that this will leave the object count unaltered
for (ModelObjectPtrs::const_iterator o = this->objects.begin(); o != this->objects.end(); ++o) {
// make a copy of the pointers in order to avoid recursion when appending their copies
ModelInstancePtrs instances = (*o)->instances;
for (ModelInstancePtrs::const_iterator i = instances.begin(); i != instances.end(); ++i) {
for (Pointfs::const_iterator pos = positions.begin(); pos != positions.end(); ++pos) {
ModelInstance* instance = (*o)->add_instance(**i);
instance->offset.translate(*pos);
}
}
(*o)->invalidate_bounding_box();
}
}
