/// <summary>
/// Checks for a child named "name" under the given parent, if it exists it is returned,
/// else a new child is created with this name.
/// </summary>
static GameObject FindOrCreateGameObject(Transform parent,
SdfPath path,
Transform unityRoot,
PrimMap primMap,
SceneImportOptions options)
{
Transform root = null;
GameObject go = null;
string name = path.GetName();
if (parent == null)
{
go = GameObject.Find(name);
root = go ? go.transform : null;
}
else
{
root = parent.Find(name);
go = root ? root.gameObject : null;
}
if (!go)
{
// TODO: this should really not construct a game object if ImportHierarchy is false,
// but it requires all downstream code be driven by the primMap instead of finding prims
// via the usd scene. In addition, this requies the prim map to store lists of prims by
// type, e.g. cameras, meshes, cubes, etc.
go = new GameObject(name);
}
if (!go.GetComponent <UsdPrimSource>())
{
var ua = go.AddComponent <UsdPrimSource>();
ua.m_usdPrimPath = path.ToString();
}
if (parent != null)
{
go.transform.SetParent(parent, worldPositionStays: false);
}
Profiler.BeginSample("Add to PrimMap");
primMap[path] = go;
Profiler.EndSample();
return(go);
}
protected bool IsMatch(SdfPath sdfPath)
{
string test = compareAgainst == ECompareAgainst.UsdName ? sdfPath.GetName() : sdfPath.ToString();
return(isNot ? !m_regex.IsMatch(test) : m_regex.IsMatch(test));
}