// called by the BaseGraph when the node is added to the graph
public void Initialize(BaseGraph graph)
{
this.graph = graph;
ExceptionToLog.Call(() => Enable());
inputPorts = new NodeInputPortContainer(this);
outputPorts = new NodeOutputPortContainer(this);
nodeFields = new Dictionary <string, NodeFieldInformation>();
customPortTypeBehaviorMap = new Dictionary <Type, CustomPortTypeBehaviorDelegate>();
InitializeInOutDatas();
InitializePorts();
}
/// <summary>
/// 只有两种情况会调用到这个函数
/// 1.打开GraphEditorWindow（初次打开或者在已经打开的基础上更换GraphAsset）
/// 2.编译/进入PlayMode而导致的GraphEditorWindow重载
/// </summary>
/// <param name="graph"></param>
public void InitializeGraph(BaseGraph graph)
{
if (this.graph != null && graph != this.graph)
{
// Save the graph to the disk
GraphCreateAndSaveHelper.SaveGraphToDisk(this.graph);
// Unload the graph
graphUnloaded?.Invoke(this.graph);
}
graphLoaded?.Invoke(graph);
this.graph = graph;
if (graphView != null)
{
rootView.Remove(graphView);
}
InitializeWindow(graph);
rootView.Add(graphView);
graphView = rootView.Children().FirstOrDefault(e => e is BaseGraphView) as BaseGraphView;
if (graphView == null)
{
Debug.LogError("GraphView has not been added to the BaseGraph root view !");
return;
}
graphView.Initialize(graph);
InitializeGraphView(graphView);
// TOOD: onSceneLinked...
if (graph.IsLinkedToScene())
{
LinkGraphWindowToScene(graph.GetLinkedScene());
}
else
{
graph.onSceneLinked += LinkGraphWindowToScene;
}
//防止在外部调用InitializeGraph时重复执行InitializeGraph
reloadWorkaround = false;
}
public void Initialize(BaseGraph graph)
{
if (this.graph != null)
{
SaveGraphToDisk();
}
this.graph = graph;
connectorListener = new EdgeConnectorListener(this);
InitializeNodeViews();
InitializeEdgeViews();
InitializeViews();
InitializeCommentBlocks();
UpdateComputeOrder();
}
public void InitializeGraph(BaseGraph graph)
{
this.graph = graph;
if (graphView != null)
{
rootView.Remove(graphView);
}
//Initialize will provide the BaseGraphView
Initialize(graph);
graphView = rootView.Children().FirstOrDefault(e => e is BaseGraphView) as BaseGraphView;
if (graphView == null)
{
Debug.LogError("GraphView has not been added to the BaseGraph root view !");
return;
}
graphView.Initialize(graph);
}
PushDataDelegate CreatePushDataDelegateForEdge(SerializableEdge edge)
{
try
{
//Creation of the delegate to move the data from the input node to the output node:
FieldInfo inputField = edge.inputNode.GetType().GetField(edge.inputFieldName, BindingFlags.Public | BindingFlags.Instance);
FieldInfo outputField = edge.outputNode.GetType().GetField(edge.outputFieldName, BindingFlags.Public | BindingFlags.Instance);
// We keep slow checks inside the editor
#if UNITY_EDITOR
if (!BaseGraph.TypesAreConnectable(inputField.FieldType, outputField.FieldType))
{
Debug.LogError("Can't convert from " + inputField.FieldType + " to " + outputField.FieldType + ", you must specify a custom port function (i.e CustomPortInput or CustomPortOutput) for non-implicit convertions");
}
#endif
// TODO: TypeAdapter convertion method here
Expression inputParamField = Expression.Field(Expression.Constant(edge.inputNode), inputField);
Expression outputParamField = Expression.Field(Expression.Constant(edge.outputNode), outputField);
// If there is a user defined convertion function, then we call it
if (TypeAdapter.AreAssignable(outputField.FieldType, inputField.FieldType))
{
outputParamField = Expression.Call(TypeAdapter.GetConvertionMethod(outputField.FieldType, inputField.FieldType), outputParamField);
}
else // otherwise we cast
{
outputParamField = Expression.Convert(outputParamField, inputField.FieldType);
}
BinaryExpression assign = Expression.Assign(inputParamField, outputParamField);
return(Expression.Lambda <PushDataDelegate>(assign).Compile());
} catch (Exception e) {
Debug.LogError(e);
return(null);
}
}
// called by the BaseGraph when the node is added to the graph
public void Initialize(BaseGraph graph)
{
this.graph = graph;
Enable();
foreach (var nodeFieldKP in nodeFields)
{
var nodeField = nodeFieldKP.Value;
if (nodeField.behavior != null)
{
UpdatePortsForField(nodeField.fieldName);
}
else
{
// If we don't have a custom behavor on the node, we just have to create a simple port
AddPort(nodeField.input, nodeField.fieldName, new PortData {
acceptMultipleEdges = nodeField.isMultiple, displayName = nodeField.name
});
}
}
}
// called by the BaseGraph when the node is added to the graph
public void Initialize(BaseGraph graph)
{
this.graph = graph;
Enable();
}
protected virtual void OnEnable()
{
graph = target as BaseGraph;
graph.onExposedParameterListChanged += UpdateExposedParameters;
graph.onExposedParameterModified += UpdateExposedParameters;
}
/// <summary>
/// Manage graph scheduling and processing
/// </summary>
/// <param name="graph">Graph to be processed</param>
public ProcessGraphProcessor(BaseGraph graph) : base(graph)
{
}