void Connect(IEdgeModel edgeModel, Unity.GraphElements.Port output, Unity.GraphElements.Port input)
{
var edge = new Edge(edgeModel);
AddToGraphView(edge);
edge.input = input;
edge.output = output;
edge.input.Connect(edge);
edge.output.Connect(edge);
m_GraphView.AddPositionDependency(edge.model);
}
static void VisitNodes(Unity.GraphElements.Node node, ref HashSet <Unity.GraphElements.Node> visitedGraphElements)
{
if (node == null || visitedGraphElements == null || visitedGraphElements.Contains(node))
{
return;
}
if (node is StackNode)
{
foreach (var visualElement in node.inputContainer.Children())
{
var port = (Port)visualElement;
if (port?.connections == null)
{
continue;
}
foreach (Unity.GraphElements.Edge connection in port.connections)
{
Unity.GraphElements.Port otherConnection = connection.output;
Unity.GraphElements.Node otherNode = otherConnection?.node;
if (otherNode == null)
{
continue;
}
visitedGraphElements.Add(otherNode);
VisitNodes(otherNode, ref visitedGraphElements);
}
}
}
else
{
foreach (var visualElement in node.outputContainer.Children())
{
var port = (Port)visualElement;
if (port?.connections == null)
{
continue;
}
foreach (Unity.GraphElements.Edge connection in port.connections)
{
Unity.GraphElements.Port otherConnection = connection.input;
Unity.GraphElements.Node otherNode = otherConnection?.node;
if (otherNode == null)
{
continue;
}
visitedGraphElements.Add(otherNode);
VisitNodes(otherNode, ref visitedGraphElements);
}
}
}
switch (node)
{
case FunctionNode functionNode:
visitedGraphElements.Add(functionNode);
break;
case Node vsNode when vsNode.IsInStack:
visitedGraphElements.Add(vsNode.Stack);
break;
}
}