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.IsNodeValidInHoudini(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;
}
public static void CreateNodeSync(HEU_SessionBase session, string opName, string nodeNabel)
{
if (session == null)
{
session = HEU_SessionManager.GetDefaultSession();
}
if (session == null || !session.IsSessionValid())
{
return;
}
HAPI_NodeId newNodeID = -1;
HAPI_NodeId parentNodeId = -1;
if (!session.CreateNode(parentNodeId, opName, nodeNabel, true, out newNodeID))
{
Debug.LogErrorFormat("Unable to create merge SOP node for connecting input assets.");
return;
}
if (parentNodeId == -1)
{
// When creating a node without a parent, for SOP nodes, a container
// geometry object will have been created by HAPI.
// In all cases we want to use the node ID of that object container
// so the below code sets the parent's node ID.
// But for SOP/subnet we actually do want the subnet SOP node ID
// hence the useSOPNodeID argument here is to override it.
bool useSOPNodeID = opName.Equals("SOP/subnet");
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(newNodeID, ref nodeInfo))
{
return;
}
if (nodeInfo.type == HAPI_NodeType.HAPI_NODETYPE_SOP)
{
if (!useSOPNodeID)
{
newNodeID = nodeInfo.parentId;
}
}
else if (nodeInfo.type != HAPI_NodeType.HAPI_NODETYPE_OBJ)
{
Debug.LogErrorFormat("Unsupported node type {0}", nodeInfo.type);
return;
}
}
GameObject newGO = new GameObject(nodeNabel);
HEU_NodeSync nodeSync = newGO.AddComponent<HEU_NodeSync>();
nodeSync.InitializeFromHoudini(session, newNodeID, nodeNabel, "");
}
public bool IsValidStore(HEU_SessionBase session)
{
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (session.GetNodeInfo(_geoID, ref nodeInfo, false))
{
return nodeInfo.isValid;
}
else
{
return false;
}
}
// GEOMETRY GETTERS -------------------------------------------------------------------------------------------
public static string GetUniqueMaterialShopName(HAPI_NodeId assetID, HAPI_NodeId materialID)
{
HEU_SessionBase sessionBase = GetOrCreateDefaultSession();
if (sessionBase != null)
{
HAPI_AssetInfo assetInfo = new HAPI_AssetInfo();
if (!sessionBase.GetAssetInfo(assetID, ref assetInfo))
{
return "";
}
HAPI_MaterialInfo materialInfo = new HAPI_MaterialInfo();
if (!sessionBase.GetMaterialInfo(materialID, ref materialInfo))
{
return "";
}
HAPI_NodeInfo assetNodeInfo = new HAPI_NodeInfo();
if (!sessionBase.GetNodeInfo(assetID, ref assetNodeInfo))
{
return "";
}
HAPI_NodeInfo materialNodeInfo = new HAPI_NodeInfo();
if (!sessionBase.GetNodeInfo(materialInfo.nodeId, ref materialNodeInfo))
{
return "";
}
string assetNodeName = HEU_SessionManager.GetString(assetNodeInfo.internalNodePathSH, sessionBase);
string materialNodeName = HEU_SessionManager.GetString(materialNodeInfo.internalNodePathSH, sessionBase);
if (assetNodeName.Length > 0 && materialNodeName.Length > 0)
{
// Remove assetNodeName from materialNodeName. Extra position is for separator.
string materialName = materialNodeName.Substring(assetNodeName.Length + 1);
return materialName.Replace("/", "_");
}
}
return "";
}
public void SyncFromParameters(HEU_SessionBase session, HEU_HoudiniAsset parentAsset)
{
HAPI_NodeInfo geoNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(_geoID, ref geoNodeInfo))
{
return;
}
if (_parameters != null)
{
_parameters.CleanUp();
}
else
{
_parameters = ScriptableObject.CreateInstance<HEU_Parameters>();
}
string geoNodeName = HEU_SessionManager.GetString(geoNodeInfo.nameSH, session);
_parameters._uiLabel = geoNodeName.ToUpper() + " PARAMETERS";
bool bResult = _parameters.Initialize(session, _geoID, ref geoNodeInfo, null, null, parentAsset);
if (!bResult)
{
Debug.LogWarningFormat("Parameter generate failed for geo node {0}.", geoNodeInfo.id);
_parameters.CleanUp();
return;
}
_points.Clear();
string pointList = _parameters.GetStringFromParameter(HEU_Defines.CURVE_COORDS_PARAM);
if (!string.IsNullOrEmpty(pointList))
{
string[] pointSplit = pointList.Split(' ');
foreach (string str in pointSplit)
{
string[] vecSplit = str.Split(',');
if (vecSplit.Length == 3)
{
_points.Add(new Vector3(-System.Convert.ToSingle(vecSplit[0], System.Globalization.CultureInfo.InvariantCulture),
System.Convert.ToSingle(vecSplit[1], System.Globalization.CultureInfo.InvariantCulture),
System.Convert.ToSingle(vecSplit[2], System.Globalization.CultureInfo.InvariantCulture)));
}
}
}
// Since we just reset / created new our parameters and sync'd, we also need to
// get the preset from Houdini session
if (!HEU_EditorUtility.IsEditorPlaying() && IsEditable())
{
DownloadPresetData(session);
}
}
/// <summary>
/// Returns true if given asset is valid in given Houdini session.
/// </summary>
/// <param name="session">Session to check</param>
/// <param name="assetID">ID of the asset to check</param>
/// <returns>True if asset is valid in given session</returns>
public static bool IsAssetValidInHoudini(HEU_SessionBase session, HAPI_NodeId assetID)
{
// Without a valid asset ID, we can't really check in Houdini session
if (assetID != HEU_Defines.HEU_INVALID_NODE_ID)
{
// Use _assetID with uniqueHoudiniNodeId to see if our asset matches up in Houdini
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (session.GetNodeInfo(assetID, ref nodeInfo, false))
{
return(session.IsNodeValid(assetID, nodeInfo.uniqueHoudiniNodeId));
}
}
return(false);
}
/// <summary>
/// Returns the parent node's ID of the given node.
/// </summary>
/// <param name="session"></param>
/// <param name="nodeID"></param>
/// <returns></returns>
public static HAPI_NodeId GetParentNodeID(HEU_SessionBase session, HAPI_NodeId nodeID)
{
HAPI_NodeId parentNodeID = HEU_Defines.HEU_INVALID_NODE_ID;
if (nodeID != HEU_Defines.HEU_INVALID_NODE_ID)
{
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (session.GetNodeInfo(nodeID, ref nodeInfo))
{
parentNodeID = nodeInfo.parentId;
}
}
return(parentNodeID);
}
/// <summary>
/// Set the input node's transform.
/// </summary>
/// <param name="session">Session that the input node exists in</param>
/// <param name="inputObject">The input object info containing data about the input</param>
/// <param name="inputNodeID">The input node ID</param>
/// <param name="bKeepWorldTransform">Whether to use world transform or not</param>
/// <returns></returns>
internal static bool UploadInputObjectTransform(HEU_SessionBase session, HEU_InputObjectInfo inputObject, HAPI_NodeId inputNodeID, bool bKeepWorldTransform)
{
Matrix4x4 inputTransform = Matrix4x4.identity;
if (inputObject._useTransformOffset)
{
if (bKeepWorldTransform)
{
// Add offset tranform to world transform
Transform inputObjTransform = inputObject._gameObject.transform;
Vector3 position = inputObjTransform.position + inputObject._translateOffset;
Quaternion rotation = inputObjTransform.rotation * Quaternion.Euler(inputObject._rotateOffset);
Vector3 scale = Vector3.Scale(inputObjTransform.localScale, inputObject._scaleOffset);
Vector3 rotVector = rotation.eulerAngles;
inputTransform = HEU_HAPIUtility.GetMatrix4x4(ref position, ref rotVector, ref scale);
}
else
{
// Offset from origin.
inputTransform = HEU_HAPIUtility.GetMatrix4x4(ref inputObject._translateOffset, ref inputObject._rotateOffset, ref inputObject._scaleOffset);
}
}
else
{
inputTransform = inputObject._gameObject.transform.localToWorldMatrix;
}
HAPI_TransformEuler transformEuler = HEU_HAPIUtility.GetHAPITransformFromMatrix(ref inputTransform);
HAPI_NodeInfo inputNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(inputNodeID, ref inputNodeInfo))
{
return false;
}
if (session.SetObjectTransform(inputNodeInfo.parentId, ref transformEuler))
{
inputObject._syncdTransform = inputTransform;
inputObject._syncdChildTransforms.Clear();
GetChildrenTransforms(inputObject._gameObject.transform, ref inputObject._syncdChildTransforms);
}
return true;
}
/// <summary>
/// Returns the name of the specified node.
/// </summary>
/// <param name="nodeID">Node ID of the node to find the name of</param>
/// <param name="session">Session that the node should be in</param>
/// <returns>Name of node or empty string if not valid</returns>
public static string GetNodeName(HAPI_NodeId nodeID, HEU_SessionBase session = null)
{
if (session == null)
{
session = GetOrCreateDefaultSession();
if (session == null)
{
return null;
}
}
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (session.GetNodeInfo(nodeID, ref nodeInfo, false))
{
return GetString(nodeInfo.nameSH, session);
}
return "";
}
private void DisconnectAndDestroyInputs(HEU_SessionBase session)
{
// First disconnect the merge node from its connections
DisconnectConnectedMergeNode(session);
// Clear out input HDA hooks (upstream callback)
ClearConnectedInputHDAs();
if (session != null)
{
// Delete the input nodes that were created
foreach (HAPI_NodeId nodeID in _inputObjectsConnectedAssetIDs)
{
if (nodeID != HEU_Defines.HEU_INVALID_NODE_ID)
{
session.DeleteNode(nodeID);
}
}
// Delete the SOP/merge we created
if (_connectedNodeID != HEU_Defines.HEU_INVALID_NODE_ID && HEU_HAPIUtility.IsNodeValidInHoudini(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>
/// For this object's _material, we update the shader attributes and
/// fetch the textures from Houdini.
/// </summary>
/// <param name="materialInfo">This material's info from Houdini</param>
/// <param name="assetCacheFolderPath">Path to asset's cache folder</param>
public bool UpdateMaterialFromHoudini(HAPI_MaterialInfo materialInfo, string assetCacheFolderPath)
{
if (_material == null)
{
return false;
}
HEU_SessionBase session = HEU_SessionManager.GetOrCreateDefaultSession();
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(materialInfo.nodeId, ref nodeInfo))
{
return false;
}
// Get all parameters of this material
HAPI_ParmInfo[] parmInfos = new HAPI_ParmInfo[nodeInfo.parmCount];
if (!HEU_GeneralUtility.GetArray1Arg(materialInfo.nodeId, session.GetParams, parmInfos, 0, nodeInfo.parmCount))
{
return false;
}
// Assign transparency shader or non-transparent.
bool isTransparent = IsTransparentMaterial(session, materialInfo.nodeId, parmInfos);
if (isTransparent)
{
_material.shader = HEU_MaterialFactory.FindPluginShader(HEU_PluginSettings.DefaultTransparentShader);
}
else
{
_material.shader = HEU_MaterialFactory.FindPluginShader(HEU_PluginSettings.DefaultStandardShader);
}
if (HEU_PluginSettings.UseLegacyShaders)
{
return UseLegacyShaders(materialInfo, assetCacheFolderPath, session, nodeInfo, parmInfos);
}
// Diffuse texture - render & extract
int diffuseMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_TEX1_ATTR, HEU_Defines.MAT_OGL_TEX1_ATTR_ENABLED);
if (diffuseMapParmIndex < 0)
{
diffuseMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_BASECOLOR_ATTR, HEU_Defines.MAT_BASECOLOR_ATTR_ENABLED);
}
if (diffuseMapParmIndex >= 0 && diffuseMapParmIndex < parmInfos.Length)
{
string diffuseTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[diffuseMapParmIndex]);
_material.mainTexture = HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[diffuseMapParmIndex].id, diffuseTextureFileName, assetCacheFolderPath, false);
}
Color diffuseColor;
if (!HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_DIFF_ATTR, Color.white, out diffuseColor))
{
HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_DIFF_ATTR, Color.white, out diffuseColor);
}
float alpha;
GetMaterialAlpha(session, materialInfo.nodeId, parmInfos, 1f, out alpha);
if (isTransparent)
{
int opacityMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_OPACITY_MAP_ATTR, HEU_Defines.MAT_OGL_OPACITY_MAP_ATTR_ENABLED);
if (opacityMapParmIndex < 0)
{
opacityMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OPACITY_MAP_ATTR, HEU_Defines.MAT_OPACITY_MAP_ATTR_ENABLED);
}
if (opacityMapParmIndex >= 0 && opacityMapParmIndex < parmInfos.Length)
{
string opacityTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[opacityMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_OPACITY_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[opacityMapParmIndex].id, opacityTextureFileName, assetCacheFolderPath, false));
}
}
diffuseColor.a = alpha;
_material.SetColor(HEU_Defines.UNITY_SHADER_COLOR, diffuseColor);
if (HEU_PluginSettings.UseSpecularShader)
{
Color specular;
Color defaultSpecular = new Color(0.2f, 0.2f, 0.2f, 1);
if (!HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_SPEC_ATTR, defaultSpecular, out specular))
{
HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_SPEC_ATTR, defaultSpecular, out specular);
}
_material.SetColor(HEU_Defines.UNITY_SHADER_SPEC_COLOR, specular);
int specMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_SPEC_MAP_ATTR, HEU_Defines.MAT_OGL_SPEC_MAP_ATTR_ENABLED);
if (specMapParmIndex < 0)
{
specMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_SPEC_MAP_ATTR, HEU_Defines.MAT_SPEC_MAP_ATTR_ENABLED);
}
if (specMapParmIndex >= 0 && specMapParmIndex < parmInfos.Length)
{
string specTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[specMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_SPEC_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[specMapParmIndex].id, specTextureFileName, assetCacheFolderPath, false));
}
}
else
{
float metallic = 0;
if (!HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_METALLIC_ATTR, 0f, out metallic))
{
HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_METALLIC_ATTR, 0f, out metallic);
}
_material.SetFloat(HEU_Defines.UNITY_SHADER_METALLIC, metallic);
int metallicMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_METALLIC_MAP_ATTR, HEU_Defines.MAT_OGL_METALLIC_MAP_ATTR_ENABLED);
if (metallicMapParmIndex < 0)
{
metallicMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_METALLIC_MAP_ATTR, HEU_Defines.MAT_METALLIC_MAP_ATTR_ENABLED);
}
if (metallicMapParmIndex >= 0 && metallicMapParmIndex < parmInfos.Length)
{
string metallicTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[metallicMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_METALLIC_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[metallicMapParmIndex].id, metallicTextureFileName, assetCacheFolderPath, false));
}
}
// Normal map - render & extract texture
int normalMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_NORMAL_ATTR, HEU_Defines.MAT_NORMAL_ATTR_ENABLED);
if (normalMapParmIndex < 0)
{
normalMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_NORMAL_ATTR, "");
}
if (normalMapParmIndex >= 0 && normalMapParmIndex < parmInfos.Length)
{
string normalTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[normalMapParmIndex]);
Texture2D normalMap = HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[normalMapParmIndex].id, normalTextureFileName, assetCacheFolderPath, true);
if (normalMap != null)
{
_material.SetTexture(HEU_Defines.UNITY_SHADER_BUMP_MAP, normalMap);
}
}
// Emission
Color emission;
Color defaultEmission = new Color(0, 0, 0, 0);
if (!HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_EMISSIVE_ATTR, defaultEmission, out emission))
{
HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_EMISSIVE_ATTR, defaultEmission, out emission);
}
_material.SetColor(HEU_Defines.UNITY_SHADER_EMISSION_COLOR, emission);
int emissionMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_EMISSIVE_MAP_ATTR, HEU_Defines.MAT_OGL_EMISSIVE_MAP_ATTR_ENABLED);
if (emissionMapParmIndex < 0)
{
emissionMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_EMISSIVE_MAP_ATTR, HEU_Defines.MAT_EMISSIVE_MAP_ATTR_ENABLED);
}
if (emissionMapParmIndex >= 0 && emissionMapParmIndex < parmInfos.Length)
{
string emissionTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[emissionMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_EMISSION_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[emissionMapParmIndex].id, emissionTextureFileName, assetCacheFolderPath, false));
}
// Smoothness (need to invert roughness!)
float roughness;
float defaultRoughness = 0.5f;
if (!HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_ROUGH_ATTR, defaultRoughness, out roughness))
{
HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_ROUGH_ATTR, defaultRoughness, out roughness);
}
// Clamp shininess to non-zero as results in very hard shadows. Unity's UI does not allow zero either.
_material.SetFloat(HEU_Defines.UNITY_SHADER_SMOOTHNESS, Mathf.Max(0.03f, 1.0f - roughness));
int roughMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_ROUGH_MAP_ATTR, HEU_Defines.MAT_OGL_ROUGH_MAP_ATTR_ENABLED);
if (roughMapParmIndex < 0)
{
roughMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_ROUGH_MAP_ATTR, HEU_Defines.MAT_ROUGH_MAP_ATTR_ENABLED);
}
if (roughMapParmIndex >= 0 && roughMapParmIndex < parmInfos.Length)
{
string roughTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[roughMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_SMOOTHNESS_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[roughMapParmIndex].id, roughTextureFileName, assetCacheFolderPath, false, invertTexture: true));
}
// Occlusion (only has ogl map)
int occlusionMapParmIndex = HEU_ParameterUtility.FindTextureParamByNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_OCCLUSION_MAP_ATTR, HEU_Defines.MAT_OGL_ROUGH_MAP_ATTR_ENABLED);
if (occlusionMapParmIndex >= 0 && occlusionMapParmIndex < parmInfos.Length)
{
string occlusionTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[occlusionMapParmIndex]);
_material.SetTexture(HEU_Defines.UNITY_SHADER_OCCLUSION_MAP, HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[occlusionMapParmIndex].id, occlusionTextureFileName, assetCacheFolderPath, false));
}
return true;
}
/// <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_NodeId[] allNetworkNodeIds = HEU_PDGSession.GetNonBypassedNetworkIds(session, _assetID);
if (allNetworkNodeIds == null || allNetworkNodeIds.Length == 0)
{
return false;
}
// Holds TOP networks in use
List<HEU_TOPNetworkData> newNetworks = new List<HEU_TOPNetworkData>();
// Find nodes with TOP child nodes
foreach (HAPI_NodeId currentNodeId in allNetworkNodeIds)
{
HAPI_NodeInfo topNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(currentNodeId, ref topNodeInfo))
{
return false;
}
string nodeName = HEU_SessionManager.GetString(topNodeInfo.nameSH, session);
//HEU_Logger.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, currentNodeId, (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, currentNodeId, ref topNodeInfo, ref tags);
if (!tags._showHEngineData)
{
continue;
}
}
else
{
tags._show = true;
tags._showHEngineData = 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 = currentNodeId;
topNetworkData._nodeName = nodeName;
topNetworkData._parentName = _assetName;
topNetworkData._tags = tags;
if (PopulateTOPNodes(session, topNetworkData, topNodeIDs, _useHEngineData))
{
for (int i = 0; i < topNetworkData._topNodes.Count; i++)
{
if (topNetworkData._topNodes[i]._tags._show)
{
topNetworkData._selectedTOPIndex = i;
break;
}
}
}
}
// 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;
}
HAPI_NodeId GetParentNodeID(HEU_SessionBase session)
{
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
return((session.GetNodeInfo(_cookNodeID, ref nodeInfo, false)) ? nodeInfo.parentId : -1);
}
/// <summary>
/// Given TOP nodes from a TOP network, populate internal state from each TOP node.
/// </summary>
/// <param name="session">Houdini Engine session</param>
/// <param name="topNetwork">TOP network to query TOP nodes from</param>
/// <param name="topNodeIDs">List of TOP nodes in the TOP network</param>
/// <param name="useHEngineData">Whether or not to use HEngine data for filtering</param>
/// <returns>True if successfully populated data</returns>
private bool PopulateTOPNodes(HEU_SessionBase session, HEU_TOPNetworkData topNetwork, HAPI_NodeId[] topNodeIDs, bool useHEngineData)
{
// Holds list of found TOP nodes
List<HEU_TOPNodeData> newNodes = new List<HEU_TOPNodeData>();
foreach (HAPI_NodeId topNodeID in topNodeIDs)
{
// Not necessary. Blocks main thread.
//session.CookNode(childNodeID, HEU_PluginSettings.CookTemplatedGeos);
HAPI_NodeInfo childNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(topNodeID, ref childNodeInfo))
{
return false;
}
string nodeName = HEU_SessionManager.GetString(childNodeInfo.nameSH, session);
//HEU_Logger.LogFormat("TOP Node: name={0}, type={1}", nodeName, childNodeInfo.type);
TOPNodeTags tags = new TOPNodeTags();
if (useHEngineData)
{
ParseHEngineData(session, topNodeID, ref childNodeInfo, ref tags);
if (!tags._showHEngineData)
{
continue;
}
}
else
{
tags._show = true;
tags._showHEngineData = true;
}
HEU_TOPNodeData topNodeData = GetTOPNodeByName(nodeName, topNetwork._topNodes);
if (topNodeData == null)
{
topNodeData = new HEU_TOPNodeData();
}
else
{
topNetwork._topNodes.Remove(topNodeData);
}
newNodes.Add(topNodeData);
//topNodeData.Reset();
topNodeData._nodeID = topNodeID;
topNodeData._nodeName = nodeName;
topNodeData._parentName = topNetwork._parentName + "_" + topNetwork._nodeName;
topNodeData._tags = tags;
// Note: Don't have to compare with _showHEngineData because it won't exist in network if false
if (_bUseTOPOutputFilter && _topNodeFilter != "")
{
if (!nodeName.StartsWith(_topNodeFilter))
{
topNodeData._tags._show = false;
}
}
if (_bUseTOPOutputFilter)
{
bool bAutoLoad = false;
if (_topOutputFilter == "")
{
bAutoLoad = true;
}
else if (nodeName.StartsWith(_topOutputFilter))
{
bAutoLoad = true;
}
topNodeData._tags._autoload |= bAutoLoad;
topNodeData._showResults = topNodeData._tags._autoload;
}
}
// Clear old unused TOP nodes
for (int i = 0; i < topNetwork._topNodes.Count; ++i)
{
ClearTOPNodeWorkItemResults(topNetwork._topNodes[i]);
}
topNetwork._topNodes = newNodes;
// Get list of updated TOP node names
SetupTopNetworkNames(topNetwork);
return true;
}
/// <summary>
/// For this object's _material, we update the shader attributes and
/// fetch the textures from Houdini.
/// </summary>
/// <param name="materialInfo">This material's info from Houdini</param>
/// <param name="assetCacheFolderPath">Path to asset's cache folder</param>
public void UpdateMaterialFromHoudini(HAPI_MaterialInfo materialInfo, string assetCacheFolderPath)
{
HEU_SessionBase session = HEU_SessionManager.GetOrCreateDefaultSession();
HAPI_NodeInfo nodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(materialInfo.nodeId, ref nodeInfo))
{
return;
}
// Get all parameters of this material
HAPI_ParmInfo[] parmInfos = new HAPI_ParmInfo[nodeInfo.parmCount];
if (!HEU_GeneralUtility.GetArray1Arg(materialInfo.nodeId, session.GetParams, parmInfos, 0, nodeInfo.parmCount))
{
return;
}
// Assign transparency shader or non-transparent.
if (IsTransparentMaterial(session, materialInfo.nodeId, parmInfos))
{
_material.shader = HEU_MaterialFactory.FindPluginShader(HEU_PluginSettings.DefaultTransparentShader);
}
else
{
_material.shader = HEU_MaterialFactory.FindPluginShader(HEU_PluginSettings.DefaultStandardShader);
}
// Diffuse texture - render & extract
int diffuseMapParmIndex = HEU_ParameterUtility.GetParameterIndexFromNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_TEX1_ATTR);
if (diffuseMapParmIndex < 0)
{
diffuseMapParmIndex = HEU_ParameterUtility.GetParameterIndexFromNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_BASECOLOR_ATTR);
if (diffuseMapParmIndex < 0)
{
diffuseMapParmIndex = HEU_ParameterUtility.GetParameterIndexFromNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_MAP_ATTR);
}
}
if (diffuseMapParmIndex >= 0 && diffuseMapParmIndex < parmInfos.Length)
{
string diffuseTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[diffuseMapParmIndex]);
_material.mainTexture = HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[diffuseMapParmIndex].id, diffuseTextureFileName, assetCacheFolderPath);
}
// Normal map - render & extract texture
int normalMapParmIndex = HEU_ParameterUtility.GetParameterIndexFromNameOrTag(session, nodeInfo.id, parmInfos, HEU_Defines.MAT_OGL_NORMAL_ATTR);
if (normalMapParmIndex >= 0 && normalMapParmIndex < parmInfos.Length)
{
string normalTextureFileName = GetTextureFileNameFromMaterialParam(session, materialInfo.nodeId, parmInfos[normalMapParmIndex]);
Texture2D normalMap = HEU_MaterialFactory.RenderAndExtractImageToTexture(session, materialInfo, parmInfos[normalMapParmIndex].id, normalTextureFileName, assetCacheFolderPath);
if (normalMap != null)
{
_material.SetTexture(HEU_Defines.UNITY_SHADER_BUMP_MAP, normalMap);
}
}
// Assign shader properties
// Clamp shininess to non-zero as results in very hard shadows. Unity's UI does not allow zero either.
float shininess = HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_ROUGH_ATTR, 0f);
_material.SetFloat(HEU_Defines.UNITY_SHADER_SHININESS, Mathf.Max(0.03f, 1.0f - shininess));
Color diffuseColor = HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_DIFF_ATTR, Color.white);
diffuseColor.a = HEU_ParameterUtility.GetParameterFloatValue(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_ALPHA_ATTR, 1f);
_material.SetColor(HEU_Defines.UNITY_SHADER_COLOR, diffuseColor);
Color specular = HEU_ParameterUtility.GetParameterColor3Value(session, materialInfo.nodeId, parmInfos, HEU_Defines.MAT_OGL_SPEC_ATTR, Color.black);
_material.SetColor(HEU_Defines.UNITY_SHADER_SPECCOLOR, specular);
}
/// <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;
}
/// <summary>
/// Given TOP nodes from a TOP network, populate internal state from each TOP node.
/// </summary>
/// <param name="session">Houdini Engine session</param>
/// <param name="topNetwork">TOP network to query TOP nodes from</param>
/// <param name="topNodeIDs">List of TOP nodes in the TOP network</param>
/// <param name="useHEngineData">Whether or not to use HEngine data for filtering</param>
/// <returns>True if successfully populated data</returns>
public static bool PopulateTOPNodes(HEU_SessionBase session, HEU_TOPNetworkData topNetwork, HAPI_NodeId[] topNodeIDs, bool useHEngineData)
{
// Holds list of found TOP nodes
List<HEU_TOPNodeData> newNodes = new List<HEU_TOPNodeData>();
foreach (HAPI_NodeId topNodeID in topNodeIDs)
{
// Not necessary. Blocks main thread.
//session.CookNode(childNodeID, HEU_PluginSettings.CookTemplatedGeos);
HAPI_NodeInfo childNodeInfo = new HAPI_NodeInfo();
if (!session.GetNodeInfo(topNodeID, ref childNodeInfo))
{
return false;
}
string nodeName = HEU_SessionManager.GetString(childNodeInfo.nameSH, session);
//Debug.LogFormat("TOP Node: name={0}, type={1}", nodeName, childNodeInfo.type);
TOPNodeTags tags = new TOPNodeTags();
if (useHEngineData)
{
ParseHEngineData(session, topNodeID, ref childNodeInfo, ref tags);
if (!tags._show)
{
continue;
}
}
else
{
tags._show = true;
}
HEU_TOPNodeData topNodeData = GetTOPNodeByName(nodeName, topNetwork._topNodes);
if (topNodeData == null)
{
topNodeData = new HEU_TOPNodeData();
}
else
{
topNetwork._topNodes.Remove(topNodeData);
}
newNodes.Add(topNodeData);
//topNodeData.Reset();
topNodeData._nodeID = topNodeID;
topNodeData._nodeName = nodeName;
topNodeData._parentName = topNetwork._parentName + "_" + topNetwork._nodeName;
topNodeData._tags = tags;
}
// Clear old unused TOP nodes
for (int i = 0; i < topNetwork._topNodes.Count; ++i)
{
ClearTOPNodeWorkItemResults(topNetwork._topNodes[i]);
}
topNetwork._topNodes = newNodes;
// Get list of updated TOP node names
topNetwork._topNodeNames = new string[topNetwork._topNodes.Count];
for (int i = 0; i < topNetwork._topNodes.Count; ++i)
{
topNetwork._topNodeNames[i] = topNetwork._topNodes[i]._nodeName;
}
return true;
}
