private static void GetMergedPropertiesForSelection(IEnumerable <SceneNode> selectedSceneNodes, List <TargetedReferenceStep> properties)
{
PropertyMerger.ReferenceStepComparer referenceStepComparer = new PropertyMerger.ReferenceStepComparer();
HashSet <IType> hashSet = new HashSet <IType>();
bool flag = true;
foreach (SceneNode sceneNode in selectedSceneNodes)
{
IType typeFromSceneNode = PropertyMerger.GetTypeFromSceneNode(sceneNode);
if (hashSet.Add(typeFromSceneNode))
{
List <TargetedReferenceStep> list = new List <TargetedReferenceStep>();
foreach (ReferenceStep referenceStep in PropertyMerger.GetPropertiesForSceneNode(sceneNode))
{
list.Add(new TargetedReferenceStep(referenceStep, typeFromSceneNode));
}
list.Sort((IComparer <TargetedReferenceStep>)referenceStepComparer);
if (flag)
{
properties.AddRange((IEnumerable <TargetedReferenceStep>)list);
flag = false;
}
else
{
for (int index = properties.Count - 1; index >= 0; --index)
{
if (list.BinarySearch(properties[index], (IComparer <TargetedReferenceStep>)referenceStepComparer) < 0)
{
properties.RemoveAt(index);
}
}
}
}
}
}
