void
FeatureFloodCount::FeatureData::expandBBox(const FeatureData & rhs)
{
std::vector<bool> intersected_boxes(rhs._bboxes.size(), false);
auto box_expanded = false;
for (unsigned int i = 0; i < _bboxes.size(); ++i)
for (unsigned int j = 0; j < rhs._bboxes.size(); ++j)
if (_bboxes[i].intersect(rhs._bboxes[j]))
{
updateBBoxExtremes(_bboxes[i], rhs._bboxes[j]);
intersected_boxes[j] = true;
box_expanded = true;
}
// Any bounding box in the rhs vector that doesn't intersect
// needs to be appended to the lhs vector
for (unsigned int j = 0; j < intersected_boxes.size(); ++j)
if (!intersected_boxes[j])
_bboxes.push_back(rhs._bboxes[j]);
// Error check
if (!box_expanded)
{
std::ostringstream oss;
oss << "LHS BBoxes:\n";
for (unsigned int i = 0; i < _bboxes.size(); ++i)
oss << "Max: " << _bboxes[i].max() << " Min: " << _bboxes[i].min() << '\n';
oss << "RHS BBoxes:\n";
for (unsigned int i = 0; i < rhs._bboxes.size(); ++i)
oss << "Max: " << rhs._bboxes[i].max() << " Min: " << rhs._bboxes[i].min() << '\n';
mooseError("No Bounding Boxes Expanded - This is a catastrophic error!\n" << oss.str());
}
}
void
FeatureFloodCount::FeatureData::updateBBoxExtremes(MeshTools::BoundingBox & bbox, const Elem & elem)
{
for (unsigned int node_n = 0; node_n < elem.n_nodes(); ++node_n)
updateBBoxExtremes(bbox, *(elem.get_node(node_n)));
}
void
FeatureFloodCount::FeatureData::updateBBoxExtremes(MeshTools::BoundingBox & bbox, const Elem & elem)
{
for (auto node_n = decltype(elem.n_nodes())(0); node_n < elem.n_nodes(); ++node_n)
updateBBoxExtremes(bbox, *(elem.get_node(node_n)));
}
