void ClearGraph()
{
// Set entry point's guid back from the save. Discard existing guid.
nodes.Find(x => x.entryPoint).guid = _containerCache.nodeLinks[0].baseNodeGuid;
foreach (var node in nodes)
{
if (node.entryPoint)
{
continue;
}
// Remove the edges connected to this node
edges.Where(x => x.input.node == node).ToList().
ForEach(edge => _targetGraphView.RemoveElement(edge));
// And then remove the node
_targetGraphView.RemoveElement(node);
}
}
