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Asset.C
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Asset.C
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#include <maya/MFnCompoundAttribute.h>
#include <maya/MFnNumericAttribute.h>
#include <maya/MFnTypedAttribute.h>
#include <maya/MFnGenericAttribute.h>
#include <maya/MFnEnumAttribute.h>
#include <maya/MFnMesh.h>
#include <maya/MFnIntArrayData.h>
#include <maya/MItMeshPolygon.h>
#include <maya/MArrayDataBuilder.h>
#include <maya/MDataHandle.h>
#include <maya/MTime.h>
#include <maya/MGlobal.h>
#include <maya/MPlugArray.h>
#include "Asset.h"
#include "Input.h"
#include "AssetNode.h"
#include "OutputGeometryObject.h"
#include "OutputInstancerObject.h"
#include "OutputMaterial.h"
#include "util.h"
#include <cassert>
#include <algorithm>
class AttrOperation : public Util::WalkParmOperation
{
public:
enum Mode{
Get,
Set
};
AttrOperation(
MDataBlock &dataBlock,
const Mode &mode,
const MFnDependencyNode &nodeFn,
const HAPI_NodeInfo &nodeInfo,
const std::vector<MObject>* attrs
);
~AttrOperation();
virtual void pushFolder(const HAPI_ParmInfo &parmInfo);
virtual void popFolder();
virtual void pushMultiparm(const HAPI_ParmInfo &parmInfo);
virtual void nextMultiparm();
virtual void popMultiparm();
bool containsParm(
const MString &attrName,
const HAPI_ParmInfo &parm
) const;
protected:
std::vector<MDataHandle> myDataHandles;
std::vector<MPlug> myPlugs;
std::vector<bool> myExists;
std::vector<const HAPI_ParmInfo*> myParentParmInfos;
std::vector<bool> myIsMulti;
std::vector<MDataHandle> myMultiSizeDataHandles;
std::vector<MPlug> myMultiSizePlugs;
std::vector<bool> myHasMultiAttr;
std::vector<MArrayDataHandle> myMultiDataHandles;
std::vector<MPlug> myMultiPlugs;
std::vector<int> myMultiLogicalIndices;
MDataBlock &myDataBlock;
const Mode myMode;
const MFnDependencyNode &myNodeFn;
const HAPI_NodeInfo &myNodeInfo;
const std::vector<MObject>* myAttrs;
};
AttrOperation::AttrOperation(
MDataBlock &dataBlock,
const Mode &mode,
const MFnDependencyNode &nodeFn,
const HAPI_NodeInfo &nodeInfo,
const std::vector<MObject>* attrs
) :
myDataBlock(dataBlock),
myMode(mode),
myNodeFn(nodeFn),
myNodeInfo(nodeInfo),
myAttrs(attrs)
{
MDataHandle dataHandle;
MPlug plug;
plug = myNodeFn.findPlug(Util::getParmAttrPrefix());
if(myMode == AttrOperation::Get)
{
dataHandle = myDataBlock.outputValue(plug);
}
else if(myMode == AttrOperation::Set)
{
dataHandle = myDataBlock.inputValue(plug);
}
myDataHandles.push_back(dataHandle);
myPlugs.push_back(plug);
myExists.push_back(true);
myParentParmInfos.push_back(NULL);
}
AttrOperation::~AttrOperation()
{
myDataHandles.pop_back();
myPlugs.pop_back();
myExists.pop_back();
myParentParmInfos.pop_back();
}
void
AttrOperation::pushFolder(const HAPI_ParmInfo &parmInfo)
{
MStatus status;
MDataHandle dataHandle;
MPlug plug;
bool exists = false;
MDataHandle &parentDataHandle = myDataHandles.back();
MPlug &parentPlug = myPlugs.back();
bool parentExists = myExists.back();
//const HAPI_ParmInfo* &parentParmInfo = myParentParmInfos.back();
if(parentExists)
{
MString folderAttrName = Util::getAttrNameFromParm(parmInfo);
MObject folderAttrObj = myNodeFn.attribute(folderAttrName);
if(!folderAttrObj.isNull())
{
plug = parentPlug.child(folderAttrObj, &status);
if(status)
{
exists = true;
}
}
if(exists)
{
// When we got the parentDataHandle, Maya doesn't actually evaluate
// the child compound attributes. So if we get the child dataHandle
// with child(), it could still be dirty. Workaround it by calling
// MDataBlock's inputValue()/outputValue(). Unfortunately, this
// still doesn't work for the case where attributes are under a
// multi attribute.
if(myIsMulti.size() == 0)
{
if(myMode == AttrOperation::Get)
{
dataHandle = myDataBlock.outputValue(plug);
}
else if(myMode == AttrOperation::Set)
{
dataHandle = myDataBlock.inputValue(plug);
}
}
else
{
dataHandle = parentDataHandle.child(folderAttrObj);
}
}
}
myDataHandles.push_back(dataHandle);
myPlugs.push_back(plug);
myExists.push_back(exists);
myParentParmInfos.push_back(&parmInfo);
}
void
AttrOperation::popFolder()
{
//MDataHandle &dataHandle = myDataHandles.back();
//MPlug &plug = myPlugs.back();
//bool exists = myExists.back();
myDataHandles.pop_back();
myPlugs.pop_back();
myExists.pop_back();
myParentParmInfos.pop_back();
}
void
AttrOperation::pushMultiparm(const HAPI_ParmInfo &parmInfo)
{
MStatus status;
// In a multiparm context, these variables are used to store the element
// attribute.
MDataHandle dataHandle;
MPlug plug;
bool exists = false;
// These parameters are pushed only for multiparms, and not created for the
// other parameters (e.g. folders and leaf).
// Since MArrayDataHandle doesn't have a default constructor, we construct
// an invalid MArrayDataHandle this way.
bool isMulti = false;
MDataHandle multiSizeDataHandle;
MPlug multiSizePlug;
bool hasMultiAttr = false;
MArrayDataHandle multiDataHandle(dataHandle);
MPlug multiPlug;
int multiLogicalIndex = -1;
MDataHandle &parentDataHandle = myDataHandles.back();
MPlug &parentPlug = myPlugs.back();
bool parentExists = myExists.back();
//const HAPI_ParmInfo* &parentParmInfo = myParentParmInfos.back();
if(parentExists)
{
MString multiAttrName = Util::getAttrNameFromParm(parmInfo);
MObject multiAttrObj = myNodeFn.attribute(multiAttrName);
// Ramp has no __multiSize attribute.
if(parmInfo.rampType != HAPI_RAMPTYPE_INVALID)
{
isMulti = true;
}
else
{
MObject multiSizeAttrObj = myNodeFn.attribute(multiAttrName + "__multiSize");
if(!multiSizeAttrObj.isNull())
{
multiSizePlug = parentPlug.child(multiSizeAttrObj, &status);
if(status)
{
isMulti = true;
}
}
if(isMulti)
{
multiSizeDataHandle = parentDataHandle.child(multiSizeAttrObj);
}
}
// multiAttrObj might not exist if the current instanceCount is 0
if(isMulti && !multiAttrObj.isNull())
{
multiPlug = parentPlug.child(multiAttrObj, &status);
if(status)
{
hasMultiAttr = true;
}
if(hasMultiAttr)
{
multiDataHandle = MArrayDataHandle(parentDataHandle.child(multiAttrObj));
}
}
}
myIsMulti.push_back(isMulti);
myMultiSizeDataHandles.push_back(multiSizeDataHandle);
myMultiSizePlugs.push_back(multiSizePlug);
myHasMultiAttr.push_back(hasMultiAttr);
myMultiDataHandles.push_back(multiDataHandle);
myMultiPlugs.push_back(multiPlug);
myMultiLogicalIndices.push_back(multiLogicalIndex);
myDataHandles.push_back(dataHandle);
myPlugs.push_back(plug);
myExists.push_back(exists);
myParentParmInfos.push_back(&parmInfo);
// initializes the first element
nextMultiparm();
}
void
AttrOperation::nextMultiparm()
{
MStatus status;
MDataHandle &dataHandle = myDataHandles.back();
MPlug &plug = myPlugs.back();
bool exists = myExists.back();
const HAPI_ParmInfo* &parentParmInfo = myParentParmInfos.back();
//bool isMulti = myIsMulti.back();
//MDataHandle &multiSizeDataHandle = myMultiSizeDataHandles.back();
//MPlug &multiSizePlug = myMultiSizePlugs.back();
bool hasMultiAttr = myHasMultiAttr.back();
MArrayDataHandle &multiDataHandle = myMultiDataHandles.back();
MPlug &multiPlug = myMultiPlugs.back();
int &multiLogicalIndex = myMultiLogicalIndices.back();
if(hasMultiAttr)
{
// For ramps, use next(), instead of jumpToElement(), because the array
// is sparse and the indicies don't matter.
if(parentParmInfo->rampType != HAPI_RAMPTYPE_INVALID)
{
if(multiLogicalIndex != -1)
{
status = multiDataHandle.next();
}
multiLogicalIndex++;
}
else
{
multiLogicalIndex++;
status = multiDataHandle.jumpToArrayElement(multiLogicalIndex);
}
exists = status;
if(exists)
{
if(myMode == AttrOperation::Get)
{
dataHandle = multiDataHandle.outputValue();
}
else if(myMode == AttrOperation::Set)
{
dataHandle = multiDataHandle.inputValue();
}
plug = multiPlug.elementByPhysicalIndex(multiLogicalIndex);
}
}
myExists.back() = exists;
}
void
AttrOperation::popMultiparm()
{
//MDataHandle &dataHandle = myDataHandles.back();
//MPlug &plug = myPlugs.back();
//bool exists = myExists.back();
//const HAPI_ParmInfo* &parentParmInfo = myParentParmInfos.back();
//bool isMulti = myIsMulti.back();
//MDataHandle &multiSizeDataHandle = myMultiSizeDataHandles.back();
//MPlug &multiSizePlug = myMultiSizePlugs.back();
//bool hasMultiAttr = myHasMultiAttr.back();
//MArrayDataHandle &multiDataHandle = myMultiDataHandles.back();
//MPlug &multiPlug = myMultiPlugs.back();
//int &multiLogicalIndex = myMultiLogicalIndices.back();
myIsMulti.pop_back();
myMultiSizeDataHandles.pop_back();
myMultiSizePlugs.pop_back();
myHasMultiAttr.pop_back();
myMultiDataHandles.pop_back();
myMultiPlugs.pop_back();
myMultiLogicalIndices.pop_back();
myDataHandles.pop_back();
myPlugs.pop_back();
myExists.pop_back();
myParentParmInfos.pop_back();
}
bool
AttrOperation::containsParm(
const MString &attrName,
const HAPI_ParmInfo &parm
) const
{
if(!myAttrs)
{
return true;
}
MPlug parmPlug = myNodeFn.findPlug(attrName);
for(std::vector<MObject>::const_iterator iter = myAttrs->begin();
iter != myAttrs->end();
iter++)
{
MPlug plug = myNodeFn.findPlug(*iter);
if(parmPlug == plug)
{
return true;
}
// If the parm is a tuple, then we also need to check the parent plug.
// We need to check if it's int, float, or string, because non-values
// like folders also use parm.size.
if((HAPI_ParmInfo_IsInt(&parm) || HAPI_ParmInfo_IsFloat(&parm) || HAPI_ParmInfo_IsString(&parm))
&& parm.size > 1
&& plug.isChild() && parmPlug == plug.parent())
{
return true;
}
}
return false;
}
Asset::Asset(
const MString &otlFilePath,
const MString &assetName,
const MObject &node
) :
// initialize values here because instantiating the asset could error out
myNode(node),
myAssetInputs(NULL)
{
HAPI_Result hapiResult = HAPI_RESULT_SUCCESS;
HAPI_AssetInfo_Init(&myAssetInfo);
HAPI_NodeInfo_Init(&myNodeInfo);
// load the otl
int libraryId = -1;
hapiResult = HAPI_LoadAssetLibraryFromFile(
Util::theHAPISession.get(),
otlFilePath.asChar(),
true,
&libraryId
);
if(HAPI_FAIL(hapiResult))
{
DISPLAY_WARNING("Could not load OTL file: ^1s\n"
"Attempting to instantiate asset anyway.",
otlFilePath);
DISPLAY_WARNING_HAPI_STATUS_CALL();
}
// get the list of assets in the otl
std::vector<HAPI_StringHandle> assetNamesSH;
if(libraryId >= 0)
{
int assetCount = 0;
hapiResult = HAPI_GetAvailableAssetCount(
Util::theHAPISession.get(),
libraryId,
&assetCount
);
CHECK_HAPI(hapiResult);
assetNamesSH.resize(assetCount);
hapiResult = HAPI_GetAvailableAssets(
Util::theHAPISession.get(),
libraryId,
&assetNamesSH.front(),
assetCount
);
CHECK_HAPI(hapiResult);
}
// find the asset in the otl
if(assetNamesSH.size())
{
bool foundAsset = false;
for(unsigned int i = 0; i < assetNamesSH.size(); i++)
{
if(Util::HAPIString(assetNamesSH[i]) == assetName)
{
foundAsset = true;
}
}
if(!foundAsset)
{
DISPLAY_WARNING("Could not find asset: ^1s\n"
"in OTL file: ^2s\n"
"Attempting to instantiate asset anyway.",
assetName,
otlFilePath);
}
}
// instantiate the asset
HAPI_NodeId nodeId = -1;
{
Util::PythonInterpreterLock pythonInterpreterLock;
hapiResult = HAPI_CreateNode(
Util::theHAPISession.get(),
-1,
assetName.asChar(),
NULL,
false,
&nodeId
);
if(HAPI_FAIL(hapiResult))
{
DISPLAY_ERROR("Could not instantiate asset: ^1s\n"
"in OTL file: ^2s\n",
assetName,
otlFilePath);
GET_HAPI_STATUS_CALL();
DISPLAY_ERROR(hapiStatus);
return;
}
if(!Util::statusCheckLoop())
{
DISPLAY_ERROR("Could not instantiate asset: ^1s\n"
"in OTL file: ^2s\n",
assetName,
otlFilePath);
GET_HAPI_STATUS_COOK();
DISPLAY_ERROR(hapiStatus);
// Do nothing else if the asset is invalid.
return;
}
}
hapiResult = HAPI_GetAssetInfo(
Util::theHAPISession.get(),
nodeId,
&myAssetInfo
);
CHECK_HAPI(hapiResult);
hapiResult = HAPI_GetNodeInfo(
Util::theHAPISession.get(),
nodeId,
&myNodeInfo
);
CHECK_HAPI(hapiResult);
// Warn the user if the OTL path is not what was originally requested.
if(Util::HAPIString(myAssetInfo.filePathSH) != otlFilePath)
{
DISPLAY_WARNING("The asset: ^1s\n"
"was instantiated from: ^2s\n"
"but the expected path was: ^3s",
assetName,
MString(Util::HAPIString(myAssetInfo.filePathSH)),
otlFilePath
);
}
myAssetInputs = new Inputs(myNodeInfo.id);
myAssetInputs->setNumInputs(myNodeInfo.inputCount);
}
Asset::~Asset()
{
for(OutputObjects::const_iterator iter = myObjects.begin();
iter != myObjects.end(); iter++)
{
delete *iter;
}
myObjects.clear();
myObjectInfos.clear();
delete myAssetInputs;
for(OutputMaterials::const_iterator iter = myMaterials.begin();
iter != myMaterials.end(); iter++)
{
delete *iter;
}
myMaterials.clear();
if(myNodeInfo.id >= 0)
{
CHECK_HAPI(HAPI_DeleteNode(
Util::theHAPISession.get(),
myNodeInfo.id
));
}
}
bool
Asset::isValid() const
{
return myAssetInfo.nodeId >= 0;
}
MString
Asset::getOTLFilePath() const
{
if(!isValid())
{
return MString();
}
return Util::HAPIString(myAssetInfo.filePathSH);
}
MString
Asset::getAssetName() const
{
if(!isValid())
{
return MString();
}
return Util::HAPIString(myAssetInfo.fullOpNameSH);
}
OutputObject*
Asset::findObjectByName(MString name)
{
assert(myNodeInfo.id >= 0);
for(size_t i = 0; i < myObjects.size(); i++)
{
if(myObjects[i]->getName() == name)
return myObjects[i];
}
return NULL;
}
OutputObject*
Asset::findObjectById(int id)
{
return myObjects[id];
}
MString
Asset::getRelativePath(HAPI_NodeId id)
{
HAPI_StringHandle relativePathHandle;
CHECK_HAPI(HAPI_GetNodePath(
Util::theHAPISession.get(),
id,
myNodeInfo.id,
&relativePathHandle
));
return Util::HAPIString(relativePathHandle);
}
void
Asset::resetSimulation()
{
assert(myNodeInfo.id >= 0);
HAPI_ResetSimulation(
Util::theHAPISession.get(),
myNodeInfo.id
);
}
MString
Asset::getCookMessages()
{
Util::PythonInterpreterLock pythonInterpreterLock;
// Trigger a cook so that the asset will become the "last cooked asset",
// because HAPI_STATUS_COOK_RESULT only consider the "last cooked asset".
// In most cases, this shouldn't do any actual cooking.
HAPI_CookNode(
Util::theHAPISession.get(),
myNodeInfo.id,
NULL
);
GET_HAPI_STATUS_COOK();
return hapiStatus;
}
void
Asset::update()
{
assert(myNodeInfo.id >= 0);
HAPI_Result hapiResult;
// Get the Object nodes
std::vector<HAPI_NodeId> nodeIds;
if(myNodeInfo.type == HAPI_NODETYPE_OBJ)
{
int objectCount = 0;
hapiResult = HAPI_ComposeChildNodeList(
Util::theHAPISession.get(),
myAssetInfo.objectNodeId,
HAPI_NODETYPE_OBJ,
HAPI_NODEFLAGS_OBJ_GEOMETRY,
true,
&objectCount
);
CHECK_HAPI(hapiResult);
myIsObjSubnet = objectCount > 0;
if(myIsObjSubnet)
{
nodeIds.resize(objectCount);
hapiResult = HAPI_GetComposedChildNodeList(
Util::theHAPISession.get(),
myAssetInfo.objectNodeId,
&nodeIds.front(),
objectCount
);
CHECK_HAPI(hapiResult);
}
else
{
// Note that this can be either an empty Object subnet, or an actual
// Object.
nodeIds.push_back(myAssetInfo.objectNodeId);
}
}
else if(myNodeInfo.type == HAPI_NODETYPE_SOP)
{
nodeIds.push_back(myAssetInfo.objectNodeId);
}
// Create the OutputObjects
if(myObjects.size() != nodeIds.size())
{
for(OutputObjects::const_iterator iter = myObjects.begin();
iter != myObjects.end(); iter++)
{
delete *iter;
}
myObjects.resize(nodeIds.size());
for(size_t i = 0; i < myObjects.size(); i++)
{
myObjects[i] = OutputObject::createObject(
nodeIds[i]
);
}
}
}
void
Asset::computeInstancerObjects(
const MPlug& plug,
MDataBlock& data,
MIntArray &instancedObjIds,
MStringArray &instancedObjNames,
bool &needToSyncOutputs
)
{
MStatus stat;
MPlug instancersPlug = plug.child(AssetNode::outputInstancers);
int instancerIndex = 0;
MArrayDataHandle instancersHandle = data.outputArrayValue(instancersPlug);
MArrayDataBuilder instancersBuilder = instancersHandle.builder();
for(OutputObjects::const_iterator iter = myObjects.begin();
iter != myObjects.end(); iter++)
{
OutputObject* obj = *iter;
//MPlug instancerElemPlug = instancersPlug.elementByLogicalIndex(instancerIndex);
if(obj->type() == OutputObject::OBJECT_TYPE_INSTANCER)
{
MDataHandle instancerElemHandle = instancersBuilder.addElement(instancerIndex);
stat = dynamic_cast< OutputInstancerObject* >(obj)->compute(
myTime,
data,
instancerElemHandle,
needToSyncOutputs
);
if(MS::kSuccess == stat)
{
instancerIndex++;
// collect all the objects that are being instanced
MStringArray instNames = dynamic_cast< OutputInstancerObject* >(obj)->getUniqueInstObjNames();
for(unsigned int j = 0; j < instNames.length(); ++j)
{
instancedObjNames.append(instNames[j]);
}
MIntArray instIds = dynamic_cast< OutputInstancerObject* >(obj)->getInstancedObjIds();
for(unsigned int j = 0; j < instIds.length(); ++j)
{
instancedObjIds.append(instIds[j]);
}
}
}
}
// clean up extra elements
int instBuilderSizeCheck = instancersBuilder.elementCount();
if(instBuilderSizeCheck > instancerIndex)
{
for(int i=instancerIndex; i<instBuilderSizeCheck; i++)
{
instancersBuilder.removeElement(i);
}
}
instancersHandle.set(instancersBuilder);
instancersHandle.setAllClean();
data.setClean(instancersPlug);
}
void
Asset::computeGeometryObjects(
const MPlug& plug,
MDataBlock& data,
const MIntArray &instancedObjIds,
const MStringArray &instancedObjNames,
bool &needToSyncOutputs
)
{
MStatus stat;
MPlug objectsPlug = plug.child(AssetNode::outputObjects);
MArrayDataHandle objectsHandle = data.outputArrayValue(objectsPlug);
MArrayDataBuilder objectsBuilder = objectsHandle.builder();
if(objectsBuilder.elementCount() != myObjects.size())
{
needToSyncOutputs = true;
}
for(unsigned int i = 0; i < myObjects.size(); i++)
{
OutputObject * obj = myObjects[i];
MDataHandle objectHandle = objectsBuilder.addElement(i);
if(obj->type() == OutputObject::OBJECT_TYPE_GEOMETRY)
{
dynamic_cast< OutputGeometryObject* >(obj)->compute(
myTime,
data,
objectHandle,
instancedObjIds,
instancedObjNames,
needToSyncOutputs
);
}
}
// clean up extra elements
// in case the number of objects shrinks
unsigned int objBuilderSizeCheck = objectsBuilder.elementCount();
if(objBuilderSizeCheck > myObjects.size())
{
for(unsigned int i = myObjects.size(); i < objBuilderSizeCheck; i++)
{
stat = objectsBuilder.removeElement(i);
CHECK_MSTATUS(stat);
}
}
objectsHandle.set(objectsBuilder);
objectsHandle.setAllClean();
data.setClean(objectsPlug);
}
void
Asset::computeMaterial(
const MPlug& plug,
MDataBlock& data,
bool &needToSyncOutputs
)
{
MStatus status;
MPlug materialsPlug = plug.child(AssetNode::outputMaterials);
size_t numElements = materialsPlug.numElements();
if(myMaterials.size() < numElements)
{
myMaterials.reserve(numElements);
for(size_t i = myMaterials.size(); i < numElements; i++)
{
myMaterials.push_back(new OutputMaterial(myAssetInfo.nodeId));
}
}
for(size_t i = 0; i < numElements; i++)
{
MPlug childPlug = materialsPlug.elementByPhysicalIndex(i, &status);
CHECK_MSTATUS(status);
MDataHandle materialHandle = data.outputValue(childPlug);
myMaterials[i]->compute(myTime, materialHandle);
}
}
MTime
Asset::getTime() const
{
return myTime;
}
void
Asset::setTime(const MTime &mayaTime)
{
myTime = mayaTime;
// Houdini's "frame 1" is "0 seconds", but Maya's "frame 0" is "0 seconds".
// So we need to offset the time by 1.
MTime hapiTime = myTime - MTime(1, MTime::uiUnit());
float hapiTimeSeconds = (float)hapiTime.as(MTime::kSeconds);
HAPI_SetTime(
Util::theHAPISession.get(),
hapiTimeSeconds
);
}
void
Asset::setInputs(const MPlug& plug, MDataBlock& data)
{
assert(myNodeInfo.id >= 0);
MStatus status;
myAssetInputs->compute(data);
for(int i=0; i< myNodeInfo.inputCount; i++)
{
MPlug elementPlug = plug.elementByLogicalIndex(i);
MPlug inputNodeIdPlug = elementPlug.child(AssetNode::inputNodeId);
MDataHandle inputNodeIdHandle = data.inputValue(inputNodeIdPlug);
HAPI_NodeId inputNodeId = -1;
// only use inputNodeId if it's coming from a connection
if(!Util::plugSource(inputNodeIdPlug).isNull())
{
inputNodeId = inputNodeIdHandle.asInt();
}
if(inputNodeId < 0)
{
HAPI_DisconnectNodeInput(
Util::theHAPISession.get(),
myNodeInfo.id, i
);
continue;
}
CHECK_HAPI(HAPI_ConnectNodeInput(
Util::theHAPISession.get(),
myNodeInfo.id, i,
inputNodeId
));
}
}
MStatus
Asset::compute(
const MPlug& plug,
MDataBlock& data,
bool splitGeosByGroup,
bool cookTemplatedGeos,
bool useInstancerNode,
bool &needToSyncOutputs
)
{
assert(myNodeInfo.id >= 0);
HAPI_Result hapiResult;
MStatus stat(MS::kSuccess);
{
Util::PythonInterpreterLock pythonInterpreterLock;
HAPI_CookOptions cookOptions;
HAPI_CookOptions_Init(&cookOptions);
cookOptions.splitGeosByGroup = splitGeosByGroup;
cookOptions.cookTemplatedGeos = cookTemplatedGeos;
if(useInstancerNode)
{
// Particle instancer cannot instance other particle instancer. So
// we can only do flatten.
cookOptions.packedPrimInstancingMode = HAPI_PACKEDPRIM_INSTANCING_MODE_FLAT;
}
else
{
cookOptions.packedPrimInstancingMode = HAPI_PACKEDPRIM_INSTANCING_MODE_HIERARCHY;
}
hapiResult = HAPI_CookNode(
Util::theHAPISession.get(),
myNodeInfo.id,
&cookOptions
);
CHECK_HAPI(hapiResult);
if(!Util::statusCheckLoop())
{
GET_HAPI_STATUS_COOK();
DISPLAY_MSG(displayError, hapiStatus);
return MStatus::kFailure;
}
}
update();
// output asset transform
{
MPlug assetTransformPlug = plug.child(
AssetNode::outputAssetTransform);