public void SetupMeshAndMaterials(HEU_HoudiniAsset asset, HAPI_PartType partType, GameObject outputGameObject)
{
_outputMesh = null;
_outputGameObject = null;
if (HEU_HAPIUtility.IsSupportedPolygonType(partType))
{
// Get the generated mesh. If mesh is missing, nothing we can do.
MeshFilter meshFilter = outputGameObject.GetComponent<MeshFilter>();
if (meshFilter != null && meshFilter.sharedMesh != null)
{
_outputMesh = meshFilter.sharedMesh;
}
else
{
// Without a valid mesh, we won't be able to paint so nothing else to do
return;
}
_outputGameObject = outputGameObject;
if (_localMaterial == null)
{
MeshRenderer meshRenderer = _outputGameObject.GetComponent<MeshRenderer>();
if(meshRenderer != null)
{
_localMaterial = HEU_MaterialFactory.GetNewMaterialWithShader(null, HEU_MaterialFactory.GetHoudiniShaderPath(HEU_Defines.DEFAULT_VERTEXCOLOR_SHADER), HEU_Defines.EDITABLE_MATERIAL, false);
}
}
}
}
/// <summary>
/// Process the part at the given index, creating its data (geometry),
/// and adding it to the list of parts.
/// </summary>
/// <param name="session"></param>
/// <param name="partID"></param>
/// <returns>A valid HEU_PartData if it has been successfully processed.</returns>
private void ProcessPart(HEU_SessionBase session, int partID, ref HAPI_PartInfo partInfo, ref HEU_PartData partData)
{
HEU_HoudiniAsset parentAsset = ParentAsset;
bool bResult = true;
//Debug.LogFormat("Part: name={0}, id={1}, type={2}, instanced={3}, instance count={4}, instance part count={5}", HEU_SessionManager.GetString(partInfo.nameSH, session), partID, partInfo.type, partInfo.isInstanced, partInfo.instanceCount, partInfo.instancedPartCount);
#if HEU_PROFILER_ON
float processPartStartTime = Time.realtimeSinceStartup;
#endif
bool isPartEditable = IsIntermediateOrEditable();
bool isAttribInstancer = false;
if (IsGeoInputType())
{
// Setup for input node to accept inputs
if (_inputNode == null)
{
string partName = HEU_SessionManager.GetString(partInfo.nameSH, session);
_inputNode = HEU_InputNode.CreateSetupInput(GeoID, 0, partName, HEU_InputNode.InputNodeType.NODE, ParentAsset);
if (_inputNode != null)
{
ParentAsset.AddInputNode(_inputNode);
}
}
if (HEU_HAPIUtility.IsSupportedPolygonType(partInfo.type) && partInfo.vertexCount == 0)
{
// No geometry for input asset
if (partData != null)
{
// Clean up existing part
HEU_PartData.DestroyPart(partData);
partData = null;
}
// No need to process further since we don't have geometry
return;
}
}
else
{
// Preliminary check for attribute instancing (mesh type with no verts but has points with instances)
if (HEU_HAPIUtility.IsSupportedPolygonType(partInfo.type) && partInfo.vertexCount == 0 && partInfo.pointCount > 0)
{
HAPI_AttributeInfo instanceAttrInfo = new HAPI_AttributeInfo();
HEU_GeneralUtility.GetAttributeInfo(session, GeoID, partID, HEU_PluginSettings.UnityInstanceAttr, ref instanceAttrInfo);
if (instanceAttrInfo.exists && instanceAttrInfo.count > 0)
{
isAttribInstancer = true;
}
}
}
if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_INVALID)
{
// Clean up invalid parts
if (partData != null)
{
HEU_PartData.DestroyPart(partData);
partData = null;
}
}
else if (partInfo.type < HAPI_PartType.HAPI_PARTTYPE_MAX)
{
// Process the part based on type. Keep or ignore.
// We treat parts of type curve as curves, along with geo nodes that are editable and type curves
if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_CURVE)
{
if (partData == null)
{
partData = ScriptableObject.CreateInstance <HEU_PartData>();
}
partData.Initialize(session, partID, GeoID, _containerObjectNode.ObjectID, this, ref partInfo,
HEU_PartData.PartOutputType.CURVE, isPartEditable, _containerObjectNode.IsInstancer(), false);
SetupGameObjectAndTransform(partData, parentAsset);
partData.ProcessCurvePart(session);
}
else if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_VOLUME)
{
// We only process "height" volume parts. Other volume parts are ignored for now.
#if TERRAIN_SUPPORTED
HAPI_VolumeInfo volumeInfo = new HAPI_VolumeInfo();
bResult = session.GetVolumeInfo(GeoID, partID, ref volumeInfo);
if (!bResult)
{
Debug.LogErrorFormat("Unable to get volume info for geo node {0} and part {1} ", GeoID, partID);
}
else
{
if (Displayable && !IsIntermediateOrEditable())
{
if (partData == null)
{
partData = ScriptableObject.CreateInstance <HEU_PartData>();
}
else
{
// Clear volume data (case where switching from polygonal mesh to volume output)
partData.ClearGeneratedMeshOutput();
}
partData.Initialize(session, partID, GeoID, _containerObjectNode.ObjectID, this, ref partInfo,
HEU_PartData.PartOutputType.VOLUME, isPartEditable, _containerObjectNode.IsInstancer(), false);
SetupGameObjectAndTransform(partData, ParentAsset);
}
}
#else
Debug.LogWarningFormat("Terrain (heightfield volume) is not yet supported.");
#endif
}
else if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_INSTANCER || isAttribInstancer)
{
if (partData == null)
{
partData = ScriptableObject.CreateInstance <HEU_PartData>();
}
else
{
partData.ClearGeneratedMeshOutput();
partData.ClearGeneratedVolumeOutput();
}
partData.Initialize(session, partID, GeoID, _containerObjectNode.ObjectID, this, ref partInfo,
HEU_PartData.PartOutputType.INSTANCER, isPartEditable, _containerObjectNode.IsInstancer(), isAttribInstancer);
SetupGameObjectAndTransform(partData, parentAsset);
}
else if (HEU_HAPIUtility.IsSupportedPolygonType(partInfo.type))
{
if (partData == null)
{
partData = ScriptableObject.CreateInstance <HEU_PartData>();
}
else
{
// Clear volume data (case where switching from something other output to mesh)
partData.ClearGeneratedVolumeOutput();
}
partData.Initialize(session, partID, GeoID, _containerObjectNode.ObjectID, this, ref partInfo,
HEU_PartData.PartOutputType.MESH, isPartEditable, _containerObjectNode.IsInstancer(), false);
// This check allows to ignore editable non-display nodes by default, but commented out to allow
// them for now. Users can also ignore them by turning on IgnoreNonDisplayNodes
//if (Displayable || (Editable && ParentAsset.EditableNodesToolsEnabled))
{
SetupGameObjectAndTransform(partData, parentAsset);
}
}
else
{
Debug.LogWarningFormat("Unsupported part type {0}", partInfo.type);
}
if (partData != null)
{
// Success!
_parts.Add(partData);
// Set unique name for the part
string partName = HEU_PluginSettings.UseFullPathNamesForOutput ? GeneratePartFullName(partData.PartName) : partData.PartName;
partData.SetGameObjectName(partName);
// For intermediate or default-type editable nodes, setup the HEU_AttributeStore
if (isPartEditable)
{
partData.SyncAttributesStore(session, _geoInfo.nodeId, ref partInfo);
}
else
{
// Remove attributes store if it has it
partData.DestroyAttributesStore();
}
}
}
#if HEU_PROFILER_ON
Debug.LogFormat("PART PROCESS TIME:: NAME={0}, TIME={1}", HEU_SessionManager.GetString(partInfo.nameSH, session), (Time.realtimeSinceStartup - processPartStartTime));
#endif
}
/// <summary>
/// Returns the various geometry types (parts) from the given node.
/// Only part instancers and point instancers (via attributes) are returned.
/// </summary>
private bool QueryParts(HAPI_NodeId nodeID, ref List<HAPI_PartInfo> meshParts, ref List<HAPI_PartInfo> volumeParts,
ref List<HAPI_PartInfo> instancerParts, ref List<HAPI_PartInfo> curveParts, ref List<HAPI_PartInfo> scatterInstancerParts)
{
// Get display geo info
HAPI_GeoInfo geoInfo = new HAPI_GeoInfo();
if (!_session.GetGeoInfo(nodeID, ref geoInfo))
{
return false;
}
//Debug.LogFormat("GeoNode name:{0}, type: {1}, isTemplated: {2}, isDisplayGeo: {3}, isEditable: {4}, parts: {5}",
// HEU_SessionManager.GetString(geoInfo.nameSH, _session),
// geoInfo.type, geoInfo.isTemplated,
// geoInfo.isDisplayGeo, geoInfo.isEditable, geoInfo.partCount);
if (geoInfo.type == HAPI_GeoType.HAPI_GEOTYPE_DEFAULT)
{
int numParts = geoInfo.partCount;
for(int i = 0; i < numParts; ++i)
{
HAPI_PartInfo partInfo = new HAPI_PartInfo();
if (!_session.GetPartInfo(geoInfo.nodeId, i, ref partInfo))
{
return false;
}
bool isAttribInstancer = false;
bool isScatterInstancer = false;
// Preliminary check for attribute instancing (mesh type with no verts but has points with instances)
if (HEU_HAPIUtility.IsSupportedPolygonType(partInfo.type) && partInfo.vertexCount == 0 && partInfo.pointCount > 0)
{
if (HEU_GeneralUtility.HasValidInstanceAttribute(_session, nodeID, partInfo.id, HEU_PluginSettings.UnityInstanceAttr))
{
isAttribInstancer = true;
}
else if (HEU_GeneralUtility.HasValidInstanceAttribute(_session, nodeID, partInfo.id, HEU_Defines.HEIGHTFIELD_TREEINSTANCE_PROTOTYPEINDEX))
{
isScatterInstancer = true;
}
}
if (isScatterInstancer)
{
scatterInstancerParts.Add(partInfo);
}
else if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_VOLUME)
{
volumeParts.Add(partInfo);
}
else if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_INSTANCER || isAttribInstancer)
{
instancerParts.Add(partInfo);
}
else if (partInfo.type == HAPI_PartType.HAPI_PARTTYPE_CURVE)
{
curveParts.Add(partInfo);
}
else if(HEU_HAPIUtility.IsSupportedPolygonType(partInfo.type))
{
meshParts.Add(partInfo);
}
else
{
string partName = HEU_SessionManager.GetString(partInfo.nameSH, _session);
SetLog(HEU_LoadData.LoadStatus.ERROR, string.Format("Part {0} with type {1} is not supported for GeoSync.", partName, partInfo.type));
}
}
}
else if(geoInfo.type == HAPI_GeoType.HAPI_GEOTYPE_CURVE)
{
SetLog(HEU_LoadData.LoadStatus.ERROR, string.Format("Currently {0} geo type is not implemented for threaded geo loading!", geoInfo.type));
}
return true;
}
public void SetupMeshAndMaterials(HEU_HoudiniAsset asset, HAPI_PartType partType, GameObject outputGameObject)
{
Color[] oldColors = _outputMesh != null && _outputMesh.isReadable ?
_outputMesh.colors : null;
_outputMesh = null;
_outputGameObject = null;
if (HEU_HAPIUtility.IsSupportedPolygonType(partType))
{
// Get the generated mesh. If mesh is missing, nothing we can do.
MeshFilter meshFilter = outputGameObject.GetComponent<MeshFilter>();
if (meshFilter != null && meshFilter.sharedMesh != null)
{
_outputMesh = meshFilter.sharedMesh;
if (_outputMesh.isReadable)
{
Color[] newColors = _outputMesh.colors;
if (oldColors != null)
{
// Restore old colors back to newly generated mesh so
// as to keep color "state" for visualization
int oldLen = oldColors.Length;
if (newColors == null || newColors.Length == 0)
{
newColors = new Color[_outputMesh.vertices.Length];
}
int newLen = newColors.Length;
for (int i = 0; i < newLen && i < oldLen; ++i)
{
newColors[i] = oldColors[i];
}
_outputMesh.colors = newColors;
_outputMesh.UploadMeshData(false);
}
else if (newColors == null || newColors.Length == 0)
{
// Assign new default colors
int count = _outputMesh.vertices.Length;
newColors = new Color[count];
for (int i = 0; i < count; ++i)
{
newColors[i] = new Color(0.3f, 0.06f, 0.62f);
}
_outputMesh.colors = newColors;
_outputMesh.UploadMeshData(false);
}
}
}
else
{
// Without a valid mesh, we won't be able to paint so nothing else to do
return;
}
_outputGameObject = outputGameObject;
MeshRenderer meshRenderer = _outputGameObject.GetComponent<MeshRenderer>();
if (meshRenderer != null)
{
_outputMeshRendererInitiallyEnabled = meshRenderer.enabled;
if (_localMaterial == null)
{
_localMaterial = HEU_MaterialFactory.GetNewMaterialWithShader(null, HEU_PluginSettings.DefaultVertexColorShader, HEU_Defines.EDITABLE_MATERIAL, false);
}
}
}
}
