//FlowNode
public static UnityEditor.GenericMenu AppendFlowNodesMenu(this FlowGraph graph, UnityEditor.GenericMenu menu, string baseCategory, Vector2 pos, Port sourcePort, object dropInstance)
{
var infos = EditorUtils.GetScriptInfosOfType(typeof(FlowNode));
var generalized = new List <System.Type>();
foreach (var _info in infos)
{
var info = _info;
if (sourcePort != null)
{
if (generalized.Contains(info.originalType))
{
continue;
}
if (sourcePort.IsValuePort())
{
if (info.originalType.IsGenericTypeDefinition)
{
var genericInfo = info.MakeGenericInfo(sourcePort.type);
if (genericInfo != null)
{
info = genericInfo;
generalized.Add(info.originalType);
}
}
}
var definedInputTypesAtts = info.type.RTGetAttributesRecursive <FlowNode.ContextDefinedInputsAttribute>();
var definedOutputTypesAtts = info.type.RTGetAttributesRecursive <FlowNode.ContextDefinedOutputsAttribute>();
System.Type[] concreteInputTypes = null;
if (definedInputTypesAtts.Length > 0)
{
concreteInputTypes = definedInputTypesAtts.Select(att => att.types).Aggregate((x, y) => { return(x.Union(y).ToArray()); });
concreteInputTypes = AlterTypesDefinition(concreteInputTypes, info.type);
}
System.Type[] concreteOutputTypes = null;
if (definedOutputTypesAtts.Length > 0)
{
concreteOutputTypes = definedOutputTypesAtts.Select(att => att.types).Aggregate((x, y) => { return(x.Union(y).ToArray()); });
concreteOutputTypes = AlterTypesDefinition(concreteOutputTypes, info.type);
}
if (sourcePort is ValueOutput || sourcePort is FlowOutput)
{
if (concreteInputTypes == null || !concreteInputTypes.Any(t => t != null && t.IsAssignableFrom(sourcePort.type)))
{
continue;
}
}
if (sourcePort is ValueInput || sourcePort is FlowInput)
{
if (concreteOutputTypes == null || !concreteOutputTypes.Any(t => t != null && sourcePort.type.IsAssignableFrom(t)))
{
continue;
}
}
}
var category = string.Join("/", new string[] { baseCategory, info.category, info.name }).TrimStart('/');
menu.AddItem(new GUIContent(category, info.icon, info.description), false, () => { graph.AddFlowNode(info.type, pos, sourcePort, dropInstance); });
}
return(menu);
}