private void WriteInternal <T>(SdfPath path,
T sample,
UsdTimeCode timeCode) where T : SampleBase
{
pxr.UsdPrim prim;
lock (m_stageLock) {
// TODO(jcowles): there is a potential issue here if the cache gets out of sync with the
// underlying USD scene. The correct fix is to listen for change processing events and
// clear the cache accordingly.
prim = GetUsdPrim(path);
if (!prim.IsValid())
{
if (WriteMode == WriteModes.Define)
{
prim = m_stage.DefinePrim(path, new TfToken(Reflect.GetSchema(typeof(T))));
}
else
{
prim = m_stage.OverridePrim(path);
}
if (prim == null || !prim)
{
throw new Exception("Failed to "
+ (WriteMode == WriteModes.Define ? "define" : "override") + " prim: " + path);
}
m_primMap.Add(path, prim);
}
}
m_usdIo.Serialize(sample, prim, timeCode);
}
private void WriteInternal <T>(SdfPath path,
T sample,
UsdTimeCode timeCode) where T : SampleBase
{
pxr.UsdPrim prim;
lock (m_stageLock) {
// TODO(jcowles): there is a potential issue here if the cache gets out of sync with the
// underlying USD scene. The correct fix is to listen for change processing events and
// clear the cache accordingly.
if (!m_primMap.TryGetValue(path, out prim))
{
prim = m_stage.DefinePrim(path, new TfToken(Reflect.GetSchema(typeof(T))));
if (!prim)
{
return;
}
m_primMap.Add(path, prim);
}
}
m_usdIo.Serialize(sample, prim, timeCode);
}
