IEnumerable <VFXParameter> GetParameters(Func <VFXParameter, bool> predicate)
{
if (m_Subgraph == null && !object.ReferenceEquals(m_Subgraph, null))
{
m_Subgraph = EditorUtility.InstanceIDToObject(m_Subgraph.GetInstanceID()) as VisualEffectSubgraphOperator;
}
if (m_Subgraph == null)
{
return(Enumerable.Empty <VFXParameter>());
}
VFXGraph graph = subgraph.GetResource().GetOrCreateGraph();
return(VFXSubgraphUtility.GetParameters(m_SubChildren, predicate));
}
protected internal override void Invalidate(VFXModel model, InvalidationCause cause)
{
if (cause == InvalidationCause.kSettingChanged)
{
var graph = GetGraph();
if (graph != null && m_Subgraph != null && m_Subgraph.GetResource() != null)
{
var otherGraph = m_Subgraph.GetResource().GetOrCreateGraph();
if (otherGraph == graph || otherGraph.subgraphDependencies.Contains(graph.GetResource().visualEffectObject))
{
m_Subgraph = null; // prevent cyclic dependencies.
}
if (graph.GetResource().isSubgraph) // BuildSubgraphDependenciesis called for vfx by recompilation, but in subgraph we must call it explicitely
{
graph.BuildSubgraphDependencies();
}
}
}
base.Invalidate(model, cause);
}
private static extern void CreateVisualEffectSubgraph([Writable] VisualEffectSubgraphOperator subGraph);