diff options
Diffstat (limited to 'src/engine/Mutation.cpp')
| -rw-r--r-- | src/engine/Mutation.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/engine/Mutation.cpp b/src/engine/Mutation.cpp index d60ef34..a307ce5 100644 --- a/src/engine/Mutation.cpp +++ b/src/engine/Mutation.cpp @@ -52,10 +52,12 @@ AddNode::mutate(Machine& machine) //cout << "ADD NODE" << endl; // Create random node - SharedPtr<Node> node(new Node(1.0)); + SharedPtr<Node> node(new Node()); node->set_selector(true); SharedPtr<Node> note_node = machine.random_node(); + if (!note_node) + return; uint8_t note = PtrCast<MidiAction>(note_node->enter_action())->event()[1]; node->set_enter_action(ActionFactory::note_on(note)); @@ -154,7 +156,7 @@ RemoveEdge::mutate(Machine& machine) //cout << "REMOVE EDGE" << endl; SharedPtr<Node> tail = machine.random_node(); - if (tail) + if (tail && !(tail->is_initial() && tail->edges().size() == 1)) tail->remove_edge(tail->random_edge()); } |