bool
UsdProperty::IsAuthoredAt(const UsdEditTarget &editTarget) const
{
if (editTarget.IsValid()) {
SdfPath mappedPath = editTarget.MapToSpecPath(GetPrimPath());
return !mappedPath.IsEmpty() &&
editTarget.GetLayer()->HasSpec(
SdfAbstractDataSpecId(&mappedPath, &_PropName()));
}
return false;
}
bool
UsdProperty::IsAuthored() const
{
// Look for the strongest authored property spec.
for (Usd_Resolver res(
&GetPrim().GetPrimIndex()); res.IsValid(); res.NextLayer()) {
if (res.GetLayer()->HasSpec(
SdfAbstractDataSpecId(&res.GetLocalPath(), &_PropName())))
return true;
}
return false;
}
SdfAbstractDataRefPtr
SdfFileFormat::InitData(const FileFormatArguments& args) const
{
SdfData* metadata = new SdfData;
// The pseudo-root spec must always exist in a layer's SdfData, so
// add it here.
metadata->CreateSpec(
SdfAbstractDataSpecId(&SdfPath::AbsoluteRootPath()),
SdfSpecTypePseudoRoot);
return TfCreateRefPtr(metadata);
}