TfToken
UsdProperty::GetBaseName() const
{
std::string const &fullName = _PropName().GetString();
size_t delim = fullName.rfind(GetNamespaceDelimiter());
if (!TF_VERIFY(delim != fullName.size()-1))
return TfToken();
return ((delim == std::string::npos) ?
_PropName() :
TfToken(fullName.c_str() + delim+1));
}
SdfRelationshipSpecHandle
UsdRelationship::_CreateSpec(bool fallbackCustom) const
{
UsdStage *stage = _GetStage();
// Try to create a spec for editing either from the definition or from
// copying existing spec info.
TfErrorMark m;
if (SdfRelationshipSpecHandle relSpec =
stage->_CreateRelationshipSpecForEditing(*this)) {
return relSpec;
}
// If creating the spec on the stage failed without issuing an error, that
// means there was no existing authored scene description to go on (i.e. no
// builtin info from prim type, and no existing authored spec). Stamp a
// spec with the provided default values.
if (m.IsClean()) {
SdfChangeBlock block;
return SdfRelationshipSpec::New(
stage->_CreatePrimSpecForEditing(GetPrimPath()),
_PropName().GetString(),
/* custom = */ fallbackCustom, SdfVariabilityUniform);
}
return TfNullPtr;
}
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;
}
std::vector<std::string>
UsdProperty::SplitName() const
{
return SdfPath::TokenizeIdentifier(_PropName());
}
