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Merge pull request #63838 from tefusion/fix-arrange-nodes-freeze

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Fix GraphEdit::arange_nodes causing a freeze when cycle in Graph
This commit is contained in:
Rémi Verschelde 2022-08-04 19:36:22 +02:00 committed by GitHub
commit 49ac05550e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 14 additions and 1 deletions
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15
scene/gui/graph_edit.cpp
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@ -1823,7 +1823,20 @@ HashMap<int, Vector<StringName>> GraphEdit::_layering(const HashSet<StringName>
}
if (!selected) {
current_layer++;
uint32_t previous_size_z = z.size();
_set_operations(GraphEdit::UNION, z, u);
if (z.size() == previous_size_z) {
WARN_PRINT("Graph contains cycle(s). The cycle(s) will not be rearranged accurately.");
Vector<StringName> t;
if (l.has(0)) {
t.append_array(l[0]);
}
for (const StringName &E : p) {
t.push_back(E);
}
l.insert(0, t);
break;
}
}
selected = false;
}
@ -2138,7 +2151,7 @@ void GraphEdit::arrange_nodes() {
HashSet<StringName> s;
for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
GraphNode *p_from = Object::cast_to<GraphNode>(node_names[E->get().from]);
if (E->get().to == gn->get_name() && p_from->is_selected()) {
if (E->get().to == gn->get_name() && p_from->is_selected() && E->get().to != E->get().from) {
if (!s.has(p_from->get_name())) {
s.insert(p_from->get_name());
}