/// <summary>
/// Given a PrimMap, finds all instanced objects and their respective master objects and
/// instantiates Unity clones using GameObject.Instantiate. Note that this does not result
/// in GPU instancing.
/// </summary>
public static void BuildSceneInstances(PrimMap primMap, SceneImportOptions options)
{
if (options.enableGpuInstancing)
{
foreach (var masterPath in primMap.GetMasterRootPaths())
{
EnableGpuInstancing(primMap[masterPath]);
}
}
foreach (var instance in primMap.GetInstanceRoots())
{
GameObject goInstance = instance.gameObject;
GameObject goMaster = primMap[instance.masterPath];
foreach (Transform child in goMaster.transform)
{
Transform newChild = goInstance.transform.Find(child.name);
if (newChild == null)
{
newChild = GameObject.Instantiate(child.gameObject).transform;
newChild.name = child.name;
newChild.transform.SetParent(goInstance.transform, worldPositionStays: false);
}
primMap.AddInstance(newChild.gameObject);
}
}
}
