private void DisconnectAndDestroyInputAssets(HEU_SessionBase session)
{
DisconnectInputAssetActor(session);
_inputAsset = null;
if (session != null)
{
foreach (HAPI_NodeId nodeID in _inputObjectsConnectedAssetIDs)
{
session.DeleteNode(nodeID);
}
if (_connectedNodeID != HEU_Defines.HEU_INVALID_NODE_ID && HEU_HAPIUtility.IsAssetValidInHoudini(session, _connectedNodeID))
{
// We'll delete the parent Object because we presume to have created the SOP/merge ourselves.
// If the parent Object doesn't get deleted, it sticks around unused.
HAPI_NodeInfo parentNodeInfo = new HAPI_NodeInfo();
if(session.GetNodeInfo(_connectedNodeID, ref parentNodeInfo))
{
if (parentNodeInfo.parentId != HEU_Defines.HEU_INVALID_NODE_ID)
{
session.DeleteNode(parentNodeInfo.parentId);
}
}
}
}
_inputObjectsConnectedAssetIDs.Clear();
_connectedNodeID = HEU_Defines.HEU_INVALID_NODE_ID;
}
/// <summary>
/// Create input node for the given inputObject, and upload its mesh data (along with LOD meshes).
/// Outputs the inputNodeID if successfully uploaded mesh data and returns true.
/// </summary>
/// <param name="session">Session to create input node</param>
/// <param name="assetID">The parent asset ID</param>
/// <param name="inputObject">The input GameObject to query mesh data from</param>
/// <param name="inputNodeID">Output of input node ID if successfully created</param>
/// <returns>True if successfully created and uploaded mesh data</returns>
public static bool CreateInputNodeWithGeoData(HEU_SessionBase session, HAPI_NodeId assetID, GameObject inputObject, out HAPI_NodeId inputNodeID)
{
inputNodeID = HEU_Defines.HEU_INVALID_NODE_ID;
if (!HEU_HAPIUtility.IsAssetValidInHoudini(session, assetID))
{
return false;
}
bool bHasLODGroup = false;
List<HEU_UploadMeshData> uploadMeshDatas = GenerateMeshDatasFromInputObject(inputObject, out bHasLODGroup);
if (uploadMeshDatas == null || uploadMeshDatas.Count == 0)
{
return false;
}
// If connected asset is not valid, then need to create an input asset
if (inputNodeID == HEU_Defines.HEU_INVALID_NODE_ID)
{
string inputName = null;
HAPI_NodeId newNodeID = HEU_Defines.HEU_INVALID_NODE_ID;
session.CreateInputNode(out newNodeID, inputName);
if (newNodeID == HEU_Defines.HEU_INVALID_NODE_ID || !HEU_HAPIUtility.IsAssetValidInHoudini(session, newNodeID))
{
Debug.LogErrorFormat("Failed to create new input node in Houdini session!");
return false;
}
inputNodeID = newNodeID;
if (!session.CookNode(inputNodeID, false))
{
Debug.LogErrorFormat("New input node failed to cook!");
return false;
}
}
return UploadInputMeshData(session, inputNodeID, uploadMeshDatas, bHasLODGroup);
}
