public static HAPI_NodeId [] GetNonBypassedNetworkIds(HEU_SessionBase session, HAPI_NodeId assetId)
{
if (assetId < 0)
{
return(null);
}
// Get all network nodes recursively
// Getting all networks because TOP nework SOPs aren't considered being of TTOP network type, but SOP type
int networkNodeCount = 0;
if (!session.ComposeChildNodeList(assetId, (int)HAPI_NodeType.HAPI_NODETYPE_ANY, (int)HAPI_NodeFlags.HAPI_NODEFLAGS_NETWORK, true, ref networkNodeCount, false))
{
return(null);
}
if (networkNodeCount <= 0)
{
return(null);;
}
HAPI_NodeId [] allNetworkNodeIds = new HAPI_NodeId[networkNodeCount];
if (!session.GetComposedChildNodeList(assetId, allNetworkNodeIds, networkNodeCount, false))
{
return(null);
}
int byPassedTOPNetNodeCount = 0;
if (!session.ComposeChildNodeList(assetId,
(int)HAPI_NodeType.HAPI_NODETYPE_ANY, (int)(HAPI_NodeFlags.HAPI_NODEFLAGS_NETWORK | HAPI_NodeFlags.HAPI_NODEFLAGS_BYPASS),
true, ref byPassedTOPNetNodeCount, false))
{
return(allNetworkNodeIds);
}
// Get only non bypassed nodes
if (byPassedTOPNetNodeCount > 0)
{
HAPI_NodeId[] allBypassedTOPNetNodeIDs = new HAPI_NodeId[byPassedTOPNetNodeCount];
if (!session.GetComposedChildNodeList(assetId, allBypassedTOPNetNodeIDs, byPassedTOPNetNodeCount, false))
{
return(allNetworkNodeIds);
}
int lastIndex = allNetworkNodeIds.Length - 1;
for (int idx = allNetworkNodeIds.Length - 1; idx >= 0; idx--)
{
if (System.Array.Exists <HAPI_NodeId>(allBypassedTOPNetNodeIDs, (HAPI_NodeId id) => id == allNetworkNodeIds[idx]))
{
// Remove idx by swapping to end and resizing
int tmp = allNetworkNodeIds[idx];
allNetworkNodeIds[idx] = allNetworkNodeIds[lastIndex];
allNetworkNodeIds[lastIndex] = tmp;
lastIndex--;
}
}
System.Array.Resize <HAPI_NodeId>(ref allNetworkNodeIds, lastIndex + 1);
}
return(allNetworkNodeIds);
}
// Checks whether or not an asset is a PDG asset, similar to the unreal plugin
public static bool IsPDGAsset(HEU_SessionBase session, HAPI_NodeId assetId)
{
if (assetId < 0)
{
return(false);
}
// Get the list of all non-bypassed TOP nodes within the current network (ignoring schedulers)
int TOPNodeCount = 0;
if (!session.ComposeChildNodeList(assetId,
(int)HAPI_NodeType.HAPI_NODETYPE_TOP,
(int)(HAPI_NodeFlags.HAPI_NODEFLAGS_TOP_NONSCHEDULER | HAPI_NodeFlags.HAPI_NODEFLAGS_NON_BYPASS),
true,
ref TOPNodeCount, false))
{
return(false);
}
if (TOPNodeCount > 0)
{
return(true);
}
// Old method of determining if it is a PDG asset. Is too slow for certain HDAs
/*
* HAPI_NodeId[] allNetworkNodeIds = GetNonBypassedNetworkIds(session, assetId);
* if (allNetworkNodeIds == null || allNetworkNodeIds.Length == 0)
* {
* return false;
* }
*
* // Find nodes with TOP child nodes
* foreach (HAPI_NodeId currentNodeId in allNetworkNodeIds)
* {
* if (currentNodeId < 0)
* {
* continue;
* }
*
* HAPI_NodeInfo currentNodeInfo = new HAPI_NodeInfo();
* if (!session.GetNodeInfo(currentNodeId, ref currentNodeInfo, false))
* {
* continue;
* }
*
* if (currentNodeInfo.type != HAPI_NodeType.HAPI_NODETYPE_TOP
* && currentNodeInfo.type != HAPI_NodeType.HAPI_NODETYPE_SOP)
* {
* continue;
* }
*
* int topNodeCount = 0;
* if (!session.ComposeChildNodeList(currentNodeId,
* (int)HAPI_NodeType.HAPI_NODETYPE_TOP, (int)HAPI_NodeFlags.HAPI_NODEFLAGS_TOP_NONSCHEDULER, true, ref topNodeCount))
* {
* continue;
* }
*
* if (topNodeCount > 0)
* {
* return true;
* }
* }
*/
// No valid TOP node found :(
return(false);
}
/// <summary>
/// Find all TOP networks from linked HDA, as well as the TOP nodes within, and populate internal state.
/// </summary>
/// <returns>True if successfully populated data</returns>
public bool PopulateTOPNetworks()
{
HEU_SessionBase session = GetHAPISession();
HAPI_NodeInfo assetInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(_assetID, ref assetInfo, true))
{
return false;
}
// Get all networks within the asset, recursively.
// The reason to get all networks is because there can be TOP network SOP which isn't a TOP network type, but rather a SOP type
int nodeCount = 0;
if (!session.ComposeChildNodeList(_assetID, (int)(HAPI_NodeType.HAPI_NODETYPE_ANY), (int)HAPI_NodeFlags.HAPI_NODEFLAGS_NETWORK, true, ref nodeCount))
{
return false;
}
HAPI_NodeId[] nodeIDs = new HAPI_NodeId[nodeCount];
if (!session.GetComposedChildNodeList(_assetID, nodeIDs, nodeCount))
{
return false;
}
// Holds TOP networks in use
List<HEU_TOPNetworkData> newNetworks = new List<HEU_TOPNetworkData>();
// For each network, only add those with TOP child nodes (therefore guaranteeing only TOP networks are added).
for (int t = 0; t < nodeCount; ++t)
{
HAPI_NodeInfo topNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(nodeIDs[t], ref topNodeInfo))
{
return false;
}
string nodeName = HEU_SessionManager.GetString(topNodeInfo.nameSH, session);
//Debug.LogFormat("Top node: {0} - {1}", nodeName, topNodeInfo.type);
// Skip any non TOP or SOP networks
if (topNodeInfo.type != HAPI_NodeType.HAPI_NODETYPE_TOP && topNodeInfo.type != HAPI_NodeType.HAPI_NODETYPE_SOP)
{
continue;
}
// Get list of all TOP nodes within this network.
HAPI_NodeId[] topNodeIDs = null;
if (!HEU_SessionManager.GetComposedChildNodeList(session, nodeIDs[t], (int)(HAPI_NodeType.HAPI_NODETYPE_TOP), (int)HAPI_NodeFlags.HAPI_NODEFLAGS_TOP_NONSCHEDULER, true, out topNodeIDs))
{
continue;
}
// Skip networks without TOP nodes
if (topNodeIDs == null || topNodeIDs.Length == 0)
{
continue;
}
// Get any filter tags from spare parms on TOP nodes
TOPNodeTags tags = new TOPNodeTags();
if (_useHEngineData)
{
ParseHEngineData(session, nodeIDs[t], ref topNodeInfo, ref tags);
if (!tags._show)
{
continue;
}
}
else
{
tags._show = true;
}
HEU_TOPNetworkData topNetworkData = GetTOPNetworkByName(nodeName, _topNetworks);
if (topNetworkData == null)
{
topNetworkData = new HEU_TOPNetworkData();
}
else
{
// Found previous TOP network, so remove it from old list. This makes
// sure to not remove it when cleaning up old nodes.
_topNetworks.Remove(topNetworkData);
}
newNetworks.Add(topNetworkData);
topNetworkData._nodeID = nodeIDs[t];
topNetworkData._nodeName = nodeName;
topNetworkData._parentName = _assetName;
topNetworkData._tags = tags;
PopulateTOPNodes(session, topNetworkData, topNodeIDs, _useHEngineData);
}
// Clear old TOP networks and nodes
ClearAllTOPData();
_topNetworks = newNetworks;
// Update latest TOP network names
_topNetworkNames = new string[_topNetworks.Count];
for(int i = 0; i < _topNetworks.Count; ++i)
{
_topNetworkNames[i] = _topNetworks[i]._nodeName;
}
return true;
}