Exemple #1
0
MStatus GetShapeNode(MDagPath& path, bool intermediate) {
  MStatus status;

  if (IsShapeNode(path)) {
    // Start at the transform so we can honor the intermediate flag.
    path.pop();
  }

  if (path.hasFn(MFn::kTransform)) {
    unsigned int shapeCount = path.childCount();

    for (unsigned int i = 0; i < shapeCount; ++i) {
      status = path.push(path.child(i));
      CHECK_MSTATUS_AND_RETURN_IT(status);
      if (!IsShapeNode(path)) {
        path.pop();
        continue;
      }

      MFnDagNode fnNode(path, &status);
      CHECK_MSTATUS_AND_RETURN_IT(status);
      if ((!fnNode.isIntermediateObject() && !intermediate) ||
          (fnNode.isIntermediateObject() && intermediate)) {
        return MS::kSuccess;
      }
      // Go to the next shape
      path.pop();
    }
  }

  // No valid shape node found.
  return MS::kFailure;
}
MStatus sgCurveEditBrush_context::getShapeNode( MDagPath& path )
{
    MStatus status;

    if ( path.apiType() == MFn::kNurbsCurve )
    {
        return MS::kSuccess;
    }

    unsigned int numShapes;
    status = path.numberOfShapesDirectlyBelow( numShapes );
    CHECK_MSTATUS_AND_RETURN_IT( status );

    for ( unsigned int i = 0; i < numShapes; ++i )
    {
        status = path.extendToShapeDirectlyBelow( i );
        CHECK_MSTATUS_AND_RETURN_IT( status );

        if ( !path.hasFn( MFn::kNurbsCurve ) )
        {
            path.pop();
            continue;
        }

        MFnDagNode fnNode( path, &status );
        CHECK_MSTATUS_AND_RETURN_IT( status );
        if ( !fnNode.isIntermediateObject() )
        {
            return MS::kSuccess;
        }
        path.pop();
    }

    return MS::kFailure;
}
Exemple #3
0
bool IsLayerVisible(MDagPath& dp)
{
    MStatus stat = MStatus::kSuccess;
    MDagPath dagPath = dp;
    while (stat == MStatus::kSuccess)
    {
        MFnDependencyNode node(dagPath.node());
        MPlug doPlug = node.findPlug("drawOverride", &stat);
        if (stat)
        {
            MObject layer = getOtherSideNode(doPlug);
            MFnDependencyNode layerNode(layer, &stat);
            if (stat)
            {
                bool visibility = true;
                if (getBool("visibility", layerNode, visibility))
                    if (!visibility)
                        return false;
                if (getEnumInt("displayType", layerNode) == 1) // template
                    return false;
            }
        }
        stat = dagPath.pop();
    }
    return true;
}
Exemple #4
0
bool IsLayerVisible(MDagPath& dp)
{
   MStatus stat = MStatus::kSuccess;
   MDagPath dagPath = dp;
   while (stat == MStatus::kSuccess)
   {
      MFnDependencyNode node(dagPath.node());
	  MPlug doPlug = node.findPlug("drawOverride", &stat);
	  if( stat )
	  {
		  MObject layer = getOtherSideNode(doPlug);
		  MFnDependencyNode layerNode(layer, &stat);
		  if( stat )
		  {
			  MGlobal::displayInfo(MString("check layer ") + layerNode.name() + " for node " + dagPath.fullPathName());
			  bool visibility = true;
			  if(getBool("visibility", layerNode, visibility))
				  if(!visibility)
					  return false;
		  }
	  }
      stat = dagPath.pop();
   }
   return true;
}
Exemple #5
0
MVector swissArmyLocatorManip::nodeTranslation() const
{
	MFnDagNode dagFn(fNodePath);
	MDagPath path;
	dagFn.getPath(path);
	path.pop();  // pop from the shape to the transform
	MFnTransform transformFn(path);
	return transformFn.translation(MSpace::kWorld);
}
//-----------------------------------------------------------------------------
//
// Purpose: Determine if a given Maya Dag path is visible through
//			Simply makes sure the node and all of its ancestors are visible
// Input:	mDagPath				The node to check for visibility
// Output:	templateAsInvisible		If true, template objects are considered to be invisible
//
//-----------------------------------------------------------------------------
bool ValveMaya::IsPathVisible( MDagPath mDagPath, bool bTemplateAsInvisible )
{
	for ( ; mDagPath.length(); mDagPath.pop() ) 
	{
		if ( !IsNodeVisible( mDagPath, bTemplateAsInvisible ) )
			return false;
	}

	return true;
}
Exemple #7
0
AbcWriteJob::AbcWriteJob(const char * iFileName,
	std::set<double> & iTransFrames,
	Alembic::AbcCoreAbstract::TimeSamplingPtr iTransTime,
	const JobArgs & iArgs)
{
	MStatus status;
	mFileName = iFileName;
	mBoxIndex = 0;
	mArgs = iArgs;
	mTransSamples = 1;

	if (mArgs.useSelectionList)
	{
		bool emptyDagPaths = mArgs.dagPaths.empty();

		// get the active selection
		MSelectionList activeList;
		MGlobal::getActiveSelectionList(activeList);
		mSList = activeList;
		unsigned int selectionSize = activeList.length();
		for (unsigned int index = 0; index < selectionSize; index ++)
		{
			MDagPath dagPath;
			status = activeList.getDagPath(index, dagPath);
			if (status == MS::kSuccess)
			{
				unsigned int length = dagPath.length();
				while (--length)
				{
					dagPath.pop();
					mSList.add(dagPath, MObject::kNullObj, true);
				}

				if (emptyDagPaths)
				{
					mArgs.dagPaths.insert(dagPath);
				}
			}
		}
	}

	mTransFrames = iTransFrames;

	// only needed during creation of the transforms
	mTransTime = iTransTime;
	mTransTimeIndex = 0;

	// should have at least 1 value
	assert(!mTransFrames.empty());

	mFirstFrame = *(mTransFrames.begin());
	std::set<double>::iterator last = mTransFrames.end();
	last--;
	mLastFrame = *last;
}
Exemple #8
0
bool IsPathTemplated(MDagPath& path)
{
    MStatus stat = MStatus::kSuccess;
    while (stat == MStatus::kSuccess)
    {
        MFnDagNode node;
        node.setObject(path.node());
        if (IsTemplated(node))
            return true;
        stat = path.pop();
    }
    return false;
}
Exemple #9
0
MMatrix HesperisIO::GetParentTransform(const MDagPath & path)
{
    MMatrix m;
    MDagPath parentPath = path;
    parentPath.pop();
    MStatus stat;
    MFnTransform ft(parentPath, &stat);
    if(!stat) {
        MGlobal::displayWarning(MString("hesperis io cannot create transform func by paht ")+path.fullPathName());
        return m;   
    }
    m = ft.transformation().asMatrix();
    return m;
}
Exemple #10
0
bool IsPathVisible(MDagPath& dp)
{
    MStatus stat = MStatus::kSuccess;
    MDagPath dagPath = dp;
    while (stat == MStatus::kSuccess)
    {
        MFnDagNode node(dagPath.node());
        if (!IsVisible(node))
        {
            return false;
        }
        stat = dagPath.pop();
    }
    return true;
}
Exemple #11
0
MMatrix HesperisIO::GetWorldTransform(const MDagPath & path)
{
    MMatrix m;
    MDagPath parentPath = path;
    MStatus stat;
    for(;;) {
        stat = parentPath.pop();
        if(!stat) break;
        MFnTransform ft(parentPath, &stat);
        if(!stat) {
            return m;   
        }
        m *= ft.transformation().asMatrix();
    }
    return m;
}
Exemple #12
0
// Remove any DAG object not in the selectedObjects list.
void ShapeMonitor::stopWatchingUnselectedDagObjects(MSelectionList& selectedObjects)
{
	// For each monitored object...
	for (int i = monitoredObjectsPtrArray.length()-1; i >= 0; i--)
	{
		MonitoredObject *pMonObject = monitoredObjectsPtrArray[i];

		MStatus stat;

		// Get an MObject for the MonitoredObject->mayaNodeName.
		MDagPath dagpath;
		MSelectionList selList;
		selList.add(pMonObject->mayaNodeName);
		stat = selList.getDagPath(0, dagpath);

		// If the MObject is a DAG node...
		if (stat)
		{
			bool found = false;

			// Check if the dag path is included in the selectedObjects list.
			// For example, say that dagpath = "|group1|group2|pSphere|pSphereShape",
			// selectedObjects contains "|group1|group2".
			// We first check if dagpath is included in selectedObjects. If that's not the
			// case, we pop() one component, so that dagpath = "|group1|group2|pSphere", then
			// check again. We do that until either the dagpath is found to be included in
			// the selectedObjects list, or until there's no component left in dagpath.
			while (!found && dagpath.length() > 0)
			{
				// Since we store the shape name (as opposed to the parent transform dagpath),
				// we need to pop() to get the parent transform dagpath.
				dagpath.pop();
				
				MObject component;

				// Check if the dag path is included in the objects list.
				if (selectedObjects.hasItemPartly(dagpath, component))
					found = true;
			}

			// If the object was not in the selectedObjects list, stop watching it.
			if (!found)
				stopWatching(pMonObject->mayaNodeName);
		}
	}
}
bool OpenSubdivDrawOverride::getSelectionStatus(const MDagPath& objPath) const
{
    // retrieve the selection status of the node
    MStatus status;
    MSelectionList selectedList;
    status = MGlobal::getActiveSelectionList(selectedList);
    if(!status)
        return false;

    MDagPath pathCopy = objPath;
    do {
        if(selectedList.hasItem(pathCopy)) return true;
        status = pathCopy.pop();
    } while(status);

    return false;
}
    // ------------------------------------------------------------
    void SceneGraph::appendForcedNodeToList ( const MDagPath& dagPath )
    {
        // Attach a function set
        MFnDependencyNode fn ( dagPath.node() );
        String theNodeName = fn.name().asChar();

        MDagPath dagPathCopy = dagPath;
        while ( dagPathCopy.length() > 0 && !isForcedNode ( dagPathCopy ) )
        {
            // Attach a function set
            MFnDependencyNode fn ( dagPathCopy.node() );
            String theNodeName = fn.name().asChar();

            mForcedNodes.append ( dagPathCopy );
            dagPathCopy.pop();
        }
    }
MStatus V3Manipulator::connectToDependNode( const MObject & node )
{	
	MFnDagNode dagFn( node );
	MDagPath nodePath;
	dagFn.getPath( nodePath );
	
	MStatus status;
	m_translatePlug = dagFn.findPlug( m_plug.partialName(), &status );
	if( !status )
	{
		return MStatus::kFailure;
	}

	MFnFreePointTriadManip translateFn( m_translateManip );
	translateFn.connectToPointPlug( m_translatePlug );

	addManipToPlugConversionCallback( m_translatePlug, (manipToPlugConversionCallback)&V3Manipulator::vectorManipToPlugConversion );
	addPlugToManipConversionCallback( translateFn.pointIndex(), (plugToManipConversionCallback)&V3Manipulator::vectorPlugToManipConversion );
	
	MStatus stat = finishAddingManips();
	if( stat == MStatus::kFailure )
	{
		return MStatus::kFailure;
	}
	
	MPxManipContainer::connectToDependNode( node );

	readParameterOptions( dagFn );

	if( m_worldSpace)
	{
		m_localMatrix.setToIdentity();
		m_localMatrixInv.setToIdentity();
	}
	else
	{
		// Inherit any transform to the parent
		MDagPath transformPath = nodePath;
		transformPath.pop(); 
		MFnTransform transformFn( transformPath );
		m_localMatrix = transformPath.inclusiveMatrix();
		m_localMatrixInv = transformPath.inclusiveMatrixInverse();
	}
	return stat;
}
Exemple #16
0
// check if the node or any of its parents has a animated visibility
bool  MayaObject::isVisiblityAnimated()
{
	MStatus stat = MStatus::kSuccess;
	bool visibility = true;
	MDagPath dp = this->dagPath;
	while (stat == MStatus::kSuccess)
	{
		MFnDependencyNode depFn(dp.node());
		MPlug vplug = depFn.findPlug("visibility");
		if(vplug.isConnected())
		{
			Logging::debug(MString("Object: ") + vplug.name() + " has animated visibility");
			return true;
		}
		stat = dp.pop();
	}

	return false;	
}
Exemple #17
0
static MObject EntityNodeParent( MDagPath& path )
{
    if( path.hasFn( MFn::kDagNode ) )
    {
        MDagPath parentPath;
        MFnDependencyNode nodeFn;

        while( path.pop( 1 ) != MS::kInvalidParameter )
        {        
            nodeFn.setObject( path.node() );
            if( nodeFn.typeId() == EntityInstanceNode::s_TypeID )    
            {
                return nodeFn.object();
            }
        }
    }

    return MObject::kNullObj;
}
MStatus CMayaManager::BindViewerToPanel (const char* strView)
{
    //HRESULT hr= S_OK;
    HWND renderwnd= NULL;
    MDagPath MayaCamera;

    if(strView == NULL)
        strView= "";

    StringCchCopyA(m_ViewerBinding, MAX_PATH, strView);

    if(strView && (strView[0] != '\0'))
    {
        if(0 == lstrcmpiA(strView, "floating"))
        {
            g_Viewer.BindToWindow(NULL, true);
        }
        else
        {
            M3dView ourView;
            M3dView::get3dView(0,ourView);

            for(UINT iView= 0; iView < M3dView::numberOf3dViews(); iView++)
            {
                M3dView::get3dView(iView, ourView);
                ourView.getCamera(MayaCamera);
                MayaCamera.pop();
                if(MayaCamera.partialPathName() == MString(strView))
                {
                    renderwnd= (HWND)ourView.window();
                    g_Viewer.BindToWindow(ourView.window(), true);
                    break;
                }
            }
        }
    }

//e_Exit:

    return MS::kSuccess;
}
HRESULT CMayaManager::PerspectiveCamera_Synchronize()
{
    MDagPath MayaCamera;
    M3dView panel;
    for(UINT iView= 0; iView < M3dView::numberOf3dViews(); iView++)
    {
        D3DXMATRIX mCamera;
        M3dView::get3dView(iView, panel);
        panel.getCamera(MayaCamera);
        MayaCamera.pop();

        MString perspNameStr( "persp" );
        MString cameraNameStr = MayaCamera.partialPathName();

        cameraNameStr = cameraNameStr.substring(0, perspNameStr.length()-1 );
        const char* cameraName= cameraNameStr.asChar();

        if(cameraNameStr == perspNameStr )
        {
            MayaCamera.extendToShape();
            MFloatMatrix fView(MayaCamera.inclusiveMatrix().matrix );

            ConvertWorldMatrix(mCamera, fView);

            panel.getCamera(MayaCamera);
            MFnCamera fnMayaCamera(MayaCamera.node());

            MVector mUp= fnMayaCamera.upDirection();
            MVector mAt= fnMayaCamera.viewDirection();
            MPoint mEye= fnMayaCamera.eyePoint(MSpace::kWorld);

            D3DXVECTOR3 dxEye( (float)mEye.x, (float)mEye.y, (float)-mEye.z );
            D3DXVECTOR3 dxAt( (float)mAt.x, (float)mAt.y, (float)-mAt.z );
            D3DXVECTOR3 dxUp( (float)mUp.x, (float)mUp.y, (float)-mUp.z );
            D3DXVECTOR4 fEye;
            D3DXVECTOR4 fAt;
            D3DXVECTOR3 fUp;

            D3DXVec3Transform(&fEye, &dxEye,(D3DXMATRIX*)&mCamera);
            D3DXVec3Transform(&fAt, &dxAt,(D3DXMATRIX*)&mCamera);
            D3DXVec3TransformNormal(&fUp, &dxUp,(D3DXMATRIX*)&mCamera);


            D3DXMatrixLookAtLH(&PerspectiveCamera_View,
                               (D3DXVECTOR3*)&fEye,
                               (D3DXVECTOR3*)&fAt,
                               &fUp);

            // Projection matrix
            float zNear = (float)fnMayaCamera.nearClippingPlane();
            float zFar = (float)fnMayaCamera.farClippingPlane();
            float hFOV = (float)fnMayaCamera.horizontalFieldOfView();
            float f = (float) (1.0f / (float) tan( hFOV / 2.0f ));

            ZeroMemory( &PerspectiveCamera_Projection, sizeof(PerspectiveCamera_Projection) );
            PerspectiveCamera_Projection._11 = f;
            PerspectiveCamera_Projection._22 = f;
            PerspectiveCamera_Projection._33 = (zFar+zNear) / (zFar-zNear);
            PerspectiveCamera_Projection._34 = 1.0f;
            PerspectiveCamera_Projection._43 = -2 * (zFar*zNear)/(zFar-zNear);

            break;
        }
    }
    return S_OK;
}
MStatus AlembicExportCommand::doIt(const MArgList &args)
{
  ESS_PROFILE_SCOPE("AlembicExportCommand::doIt");

  MStatus status = MS::kFailure;

  MTime currentAnimStartTime = MAnimControl::animationStartTime(),
        currentAnimEndTime = MAnimControl::animationEndTime(),
        oldCurTime = MAnimControl::currentTime(),
        curMinTime = MAnimControl::minTime(),
        curMaxTime = MAnimControl::maxTime();
  MArgParser argData(syntax(), args, &status);

  if (argData.isFlagSet("help")) {
    // TODO: implement help for this command
    // MGlobal::displayInfo(util::getHelpText());
    return MS::kSuccess;
  }

  unsigned int jobCount = argData.numberOfFlagUses("jobArg");
  MStringArray jobStrings;
  if (jobCount == 0) {
    // TODO: display dialog
    MGlobal::displayError("[ExocortexAlembic] No jobs specified.");
    MPxCommand::setResult(
        "Error caught in AlembicExportCommand::doIt: no job specified");
    return status;
  }
  else {
    // get all of the jobstrings
    for (unsigned int i = 0; i < jobCount; i++) {
      MArgList jobArgList;
      argData.getFlagArgumentList("jobArg", i, jobArgList);
      jobStrings.append(jobArgList.asString(0));
    }
  }

  // create a vector to store the jobs
  std::vector<AlembicWriteJob *> jobPtrs;
  double minFrame = 1000000.0;
  double maxFrame = -1000000.0;
  double maxSteps = 1;
  double maxSubsteps = 1;

  // init the curve accumulators
  AlembicCurveAccumulator::Initialize();

  try {
    // for each job, check the arguments
    bool failure = false;
    for (unsigned int i = 0; i < jobStrings.length(); ++i) {
      double frameIn = 1.0;
      double frameOut = 1.0;
      double frameSteps = 1.0;
      double frameSubSteps = 1.0;
      MString filename;
      bool purepointcache = false;
      bool normals = true;
      bool uvs = true;
      bool facesets = true;
      bool bindpose = true;
      bool dynamictopology = false;
      bool globalspace = false;
      bool withouthierarchy = false;
      bool transformcache = false;
      bool useInitShadGrp = false;
      bool useOgawa = false;  // Later, will need to be changed!

      MStringArray objectStrings;
      std::vector<std::string> prefixFilters;
      std::set<std::string> attributes;
      std::vector<std::string> userPrefixFilters;
      std::set<std::string> userAttributes;
      MObjectArray objects;
      std::string search_str, replace_str;

      // process all tokens of the job
      MStringArray tokens;
      jobStrings[i].split(';', tokens);
      for (unsigned int j = 0; j < tokens.length(); j++) {
        MStringArray valuePair;
        tokens[j].split('=', valuePair);
        if (valuePair.length() != 2) {
          MGlobal::displayWarning(
              "[ExocortexAlembic] Skipping invalid token: " + tokens[j]);
          continue;
        }

        const MString &lowerValue = valuePair[0].toLowerCase();
        if (lowerValue == "in") {
          frameIn = valuePair[1].asDouble();
        }
        else if (lowerValue == "out") {
          frameOut = valuePair[1].asDouble();
        }
        else if (lowerValue == "step") {
          frameSteps = valuePair[1].asDouble();
        }
        else if (lowerValue == "substep") {
          frameSubSteps = valuePair[1].asDouble();
        }
        else if (lowerValue == "normals") {
          normals = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "uvs") {
          uvs = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "facesets") {
          facesets = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "bindpose") {
          bindpose = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "purepointcache") {
          purepointcache = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "dynamictopology") {
          dynamictopology = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "globalspace") {
          globalspace = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "withouthierarchy") {
          withouthierarchy = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "transformcache") {
          transformcache = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "filename") {
          filename = valuePair[1];
        }
        else if (lowerValue == "objects") {
          // try to find each object
          valuePair[1].split(',', objectStrings);
        }
        else if (lowerValue == "useinitshadgrp") {
          useInitShadGrp = valuePair[1].asInt() != 0;
        }

        // search/replace
        else if (lowerValue == "search") {
          search_str = valuePair[1].asChar();
        }
        else if (lowerValue == "replace") {
          replace_str = valuePair[1].asChar();
        }
        else if (lowerValue == "ogawa") {
          useOgawa = valuePair[1].asInt() != 0;
        }
        else if (lowerValue == "attrprefixes") {
          splitListArg(valuePair[1], prefixFilters);
        }
        else if (lowerValue == "attrs") {
          splitListArg(valuePair[1], attributes);
        }
        else if (lowerValue == "userattrprefixes") {
          splitListArg(valuePair[1], userPrefixFilters);
        }
        else if (lowerValue == "userattrs") {
          splitListArg(valuePair[1], userAttributes);
        }
        else {
          MGlobal::displayWarning(
              "[ExocortexAlembic] Skipping invalid token: " + tokens[j]);
          continue;
        }
      }

      // now check the object strings
      for (unsigned int k = 0; k < objectStrings.length(); k++) {
        MSelectionList sl;
        MString objectString = objectStrings[k];
        sl.add(objectString);
        MDagPath dag;
        for (unsigned int l = 0; l < sl.length(); l++) {
          sl.getDagPath(l, dag);
          MObject objRef = dag.node();
          if (objRef.isNull()) {
            MGlobal::displayWarning("[ExocortexAlembic] Skipping object '" +
                                    objectStrings[k] + "', not found.");
            break;
          }

          // get all parents
          MObjectArray parents;

          // check if this is a camera
          bool isCamera = false;
          for (unsigned int m = 0; m < dag.childCount(); ++m) {
            MFnDagNode child(dag.child(m));
            MFn::Type ctype = child.object().apiType();
            if (ctype == MFn::kCamera) {
              isCamera = true;
              break;
            }
          }

          if (dag.node().apiType() == MFn::kTransform && !isCamera &&
              !globalspace && !withouthierarchy) {
            MDagPath ppath = dag;
            while (!ppath.node().isNull() && ppath.length() > 0 &&
                   ppath.isValid()) {
              parents.append(ppath.node());
              if (ppath.pop() != MStatus::kSuccess) {
                break;
              }
            }
          }
          else {
            parents.append(dag.node());
          }

          // push all parents in
          while (parents.length() > 0) {
            bool found = false;
            for (unsigned int m = 0; m < objects.length(); m++) {
              if (objects[m] == parents[parents.length() - 1]) {
                found = true;
                break;
              }
            }
            if (!found) {
              objects.append(parents[parents.length() - 1]);
            }
            parents.remove(parents.length() - 1);
          }

          // check all of the shapes below
          if (!transformcache) {
            sl.getDagPath(l, dag);
            for (unsigned int m = 0; m < dag.childCount(); m++) {
              MFnDagNode child(dag.child(m));
              if (child.isIntermediateObject()) {
                continue;
              }
              objects.append(child.object());
            }
          }
        }
      }

      // check if we have incompatible subframes
      if (maxSubsteps > 1.0 && frameSubSteps > 1.0) {
        const double part = (frameSubSteps > maxSubsteps)
                                ? (frameSubSteps / maxSubsteps)
                                : (maxSubsteps / frameSubSteps);
        if (abs(part - floor(part)) > 0.001) {
          MString frameSubStepsStr, maxSubstepsStr;
          frameSubStepsStr.set(frameSubSteps);
          maxSubstepsStr.set(maxSubsteps);
          MGlobal::displayError(
              "[ExocortexAlembic] You cannot combine substeps " +
              frameSubStepsStr + " and " + maxSubstepsStr +
              " in one export. Aborting.");
          return MStatus::kInvalidParameter;
        }
      }

      // remember the min and max values for the frames
      if (frameIn < minFrame) {
        minFrame = frameIn;
      }
      if (frameOut > maxFrame) {
        maxFrame = frameOut;
      }
      if (frameSteps > maxSteps) {
        maxSteps = frameSteps;
      }
      if (frameSteps > 1.0) {
        frameSubSteps = 1.0;
      }
      if (frameSubSteps > maxSubsteps) {
        maxSubsteps = frameSubSteps;
      }

      // check if we have a filename
      if (filename.length() == 0) {
        MGlobal::displayError("[ExocortexAlembic] No filename specified.");
        for (size_t k = 0; k < jobPtrs.size(); k++) {
          delete (jobPtrs[k]);
        }
        MPxCommand::setResult(
            "Error caught in AlembicExportCommand::doIt: no filename "
            "specified");
        return MStatus::kFailure;
      }

      // construct the frames
      MDoubleArray frames;
      {
        const double frameIncr = frameSteps / frameSubSteps;
        for (double frame = frameIn; frame <= frameOut; frame += frameIncr) {
          frames.append(frame);
        }
      }

      AlembicWriteJob *job =
          new AlembicWriteJob(filename, objects, frames, useOgawa,
              prefixFilters, attributes, userPrefixFilters, userAttributes);
      job->SetOption("exportNormals", normals ? "1" : "0");
      job->SetOption("exportUVs", uvs ? "1" : "0");
      job->SetOption("exportFaceSets", facesets ? "1" : "0");
      job->SetOption("exportInitShadGrp", useInitShadGrp ? "1" : "0");
      job->SetOption("exportBindPose", bindpose ? "1" : "0");
      job->SetOption("exportPurePointCache", purepointcache ? "1" : "0");
      job->SetOption("exportDynamicTopology", dynamictopology ? "1" : "0");
      job->SetOption("indexedNormals", "1");
      job->SetOption("indexedUVs", "1");
      job->SetOption("exportInGlobalSpace", globalspace ? "1" : "0");
      job->SetOption("flattenHierarchy", withouthierarchy ? "1" : "0");
      job->SetOption("transformCache", transformcache ? "1" : "0");

      // check if the search/replace strings are valid!
      if (search_str.length() ? !replace_str.length()
                              : replace_str.length())  // either search or
                                                       // replace string is
                                                       // missing or empty!
      {
        ESS_LOG_WARNING(
            "Missing search or replace parameter. No strings will be "
            "replaced.");
        job->replacer = SearchReplace::createReplacer();
      }
      else {
        job->replacer = SearchReplace::createReplacer(search_str, replace_str);
      }

      // check if the job is satifsied
      if (job->PreProcess() != MStatus::kSuccess) {
        MGlobal::displayError("[ExocortexAlembic] Job skipped. Not satisfied.");
        delete (job);
        failure = true;
        break;
      }

      // push the job to our registry
      MGlobal::displayInfo("[ExocortexAlembic] Using WriteJob:" +
                           jobStrings[i]);
      jobPtrs.push_back(job);
    }

    if (failure) {
      for (size_t k = 0; k < jobPtrs.size(); k++) {
        delete (jobPtrs[k]);
      }
      return MS::kFailure;
    }

    // compute the job count
    unsigned int jobFrameCount = 0;
    for (size_t i = 0; i < jobPtrs.size(); i++)
      jobFrameCount += (unsigned int)jobPtrs[i]->GetNbObjects() *
                       (unsigned int)jobPtrs[i]->GetFrames().size();

    // now, let's run through all frames, and process the jobs
    const double frameRate = MTime(1.0, MTime::kSeconds).as(MTime::uiUnit());
    const double incrSteps = maxSteps / maxSubsteps;
    double nextFrame = minFrame + incrSteps;

    for (double frame = minFrame; frame <= maxFrame;
         frame += incrSteps, nextFrame += incrSteps) {
      MAnimControl::setCurrentTime(MTime(frame / frameRate, MTime::kSeconds));
      MAnimControl::setAnimationEndTime(
          MTime(nextFrame / frameRate, MTime::kSeconds));
      MAnimControl::playForward();  // this way, it forces Maya to play exactly
      // one frame! and particles are updated!

      AlembicCurveAccumulator::StartRecordingFrame();
      for (size_t i = 0; i < jobPtrs.size(); i++) {
        MStatus status = jobPtrs[i]->Process(frame);
        if (status != MStatus::kSuccess) {
          MGlobal::displayError("[ExocortexAlembic] Job aborted :" +
                                jobPtrs[i]->GetFileName());
          for (size_t k = 0; k < jobPtrs.size(); k++) {
            delete (jobPtrs[k]);
          }
          restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
                         curMinTime, curMaxTime);
          return status;
        }
      }
      AlembicCurveAccumulator::StopRecordingFrame();
    }
  }
  catch (...) {
    MGlobal::displayError(
        "[ExocortexAlembic] Jobs aborted, force closing all archives!");
    for (std::vector<AlembicWriteJob *>::iterator beg = jobPtrs.begin();
         beg != jobPtrs.end(); ++beg) {
      (*beg)->forceCloseArchive();
    }
    restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
                   curMinTime, curMaxTime);
    MPxCommand::setResult("Error caught in AlembicExportCommand::doIt");
    status = MS::kFailure;
  }
  MAnimControl::stop();
  AlembicCurveAccumulator::Destroy();

  // restore the animation start/end time and the current time!
  restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
                 curMinTime, curMaxTime);

  // delete all jobs
  for (size_t k = 0; k < jobPtrs.size(); k++) {
    delete (jobPtrs[k]);
  }

  // remove all known archives
  deleteAllArchives();
  return status;
}
Exemple #21
0
void exportF3d::setF3dField(MFnFluid &fluidFn, const char *outputPath, 
                            const MDagPath &dagPath)
{
    
  try { 
      
    MStatus stat;

    unsigned int i, xres = 0, yres = 0, zres = 0;
    double xdim,ydim,zdim;
    // Get the resolution of the fluid container      
    stat = fluidFn.getResolution(xres, yres, zres);
    stat = fluidFn.getDimensions(xdim, ydim, zdim);
    V3d size(xdim,ydim,zdim);
    const V3i res(xres, yres, zres);
    int psizeTot  = fluidFn.gridSize();

    /// get the transform and rotation
    MObject parentObj = fluidFn.parent(0, &stat);
    if (stat != MS::kSuccess) {

      MGlobal::displayError("Can't find fluid's parent node");
      return;
    }
    MDagPath parentPath = dagPath;
    parentPath.pop();
    MTransformationMatrix tmatFn(dagPath.inclusiveMatrix());
    if (stat != MS::kSuccess) {

      MGlobal::displayError("Failed to get transformation matrix of fluid's parent node");
      return;
    }


    MFnTransform fnXform(parentPath, &stat);
    if (stat != MS::kSuccess) {

      MGlobal::displayError("Can't create a MFnTransform from fluid's parent node");
      return;
    }
          

    if (m_verbose)
    {
      fprintf(stderr, "cellnum: %dx%dx%d = %d\n",  
              xres, yres, zres,psizeTot);
    }

    float *density(NULL), *temp(NULL), *fuel(NULL);
    float *pressure(NULL), *falloff(NULL);
      
    density = fluidFn.density( &stat );
    if ( stat.error() ) m_density = false;

    temp    = fluidFn.temperature( &stat );
    if ( stat.error() ) m_temperature = false;
      
    fuel    = fluidFn.fuel( &stat );
    if ( stat.error() ) m_fuel = false;    
      
    pressure= fluidFn.pressure( &stat );
    if ( stat.error() ) m_pressure = false;

    falloff = fluidFn.falloff( &stat );
    if ( stat.error() ) m_falloff = false;

    float *r,*g,*b;
    if (m_color) {
      stat = fluidFn.getColors(r,b,g);
      if ( stat.error() ) m_color = false;
    }else
      m_color = false;
      
    float *u,*v,*w;
    if (m_texture) {
      stat = fluidFn.getCoordinates(u,v,w);
      if ( stat.error() ) m_texture = false;
    }else
      m_texture = false;

    /// velocity info
    float *Xvel(NULL),*Yvel(NULL), *Zvel(NULL);  
    if (m_vel) { 
      stat = fluidFn.getVelocity( Xvel,Yvel,Zvel );
      if ( stat.error() ) m_vel = false;
    }
    

    if (m_density == false && m_temperature==false && m_fuel==false &&
        m_pressure==false && m_falloff==false && m_vel == false && 
        m_color == false && m_texture==false)
    {
      MGlobal::displayError("No fluid attributes found for writing, please check fluids settings");
      return;
    }
            
    /// Fields 
    DenseFieldf::Ptr densityFld, tempFld, fuelFld, pressureFld, falloffFld;
    DenseField3f::Ptr CdFld, uvwFld;
    MACField3f::Ptr vMac;

    MPlug autoResizePlug = fluidFn.findPlug("autoResize", &stat); 
    bool autoResize;
    autoResizePlug.getValue(autoResize);

    // maya's fluid transformation
    V3d dynamicOffset(0);
    M44d localToWorld;
    MatrixFieldMapping::Ptr mapping(new MatrixFieldMapping());

    M44d fluid_mat(tmatFn.asMatrix().matrix);

    if(autoResize) {      
      fluidFn.findPlug("dofx").getValue(dynamicOffset[0]);
      fluidFn.findPlug("dofy").getValue(dynamicOffset[1]);
      fluidFn.findPlug("dofz").getValue(dynamicOffset[2]);
    }

    Box3i extents;
    extents.max = res - V3i(1);
    extents.min = V3i(0);
    mapping->setExtents(extents);
  
    localToWorld.setScale(size);
    localToWorld *= M44d().setTranslation( -(size*0.5) );
    localToWorld *= M44d().setTranslation( dynamicOffset );
    localToWorld *= fluid_mat;
    
    mapping->setLocalToWorld(localToWorld);  
      
    if (m_density){
      densityFld = new DenseFieldf;
      densityFld->setSize(res);
      densityFld->setMapping(mapping);
    }
    if (m_fuel){
      fuelFld = new DenseFieldf;
      fuelFld->setSize(res); 
      fuelFld->setMapping(mapping);
    }
    if (m_temperature){
      tempFld = new DenseFieldf;
      tempFld->setSize(res);
      tempFld->setMapping(mapping);
    }
    if (m_pressure){
      pressureFld = new DenseFieldf;
      pressureFld->setSize(res);
      pressureFld->setMapping(mapping);
    }
    if (m_falloff){
      falloffFld = new DenseFieldf;
      falloffFld->setSize(res);
      falloffFld->setMapping(mapping);
    }
    if (m_vel){
      vMac = new MACField3f;
      vMac->setSize(res);
      vMac->setMapping(mapping);
    } 
    if (m_color){
      CdFld = new DenseField3f;
      CdFld->setSize(res);
      CdFld->setMapping(mapping);
    } 
    if (m_texture){
      uvwFld = new DenseField3f;
      uvwFld->setSize(res);
      uvwFld->setMapping(mapping);
    } 
        
    size_t iX, iY, iZ;      
    for( iZ = 0; iZ < zres; iZ++ ) 
    {
      for( iX = 0; iX < xres; iX++ )
      {
        for( iY = 0; iY < yres ; iY++ ) 
        {
    
          /// data is in x major but we are writting in z major order
          i = fluidFn.index( iX, iY,  iZ);
            
          if ( m_density ) 
            densityFld->lvalue(iX, iY, iZ) = density[i];            
          if ( m_temperature ) 
            tempFld->lvalue(iX, iY, iZ) = temp[i];
          if ( m_fuel )   
            fuelFld->lvalue(iX, iY, iZ) = fuel[i];
          if ( m_pressure )   
            pressureFld->lvalue(iX, iY, iZ) = pressure[i];
          if ( m_falloff )   
            falloffFld->lvalue(iX, iY, iZ) = falloff[i];
          if (m_color)
            CdFld->lvalue(iX, iY, iZ) = V3f(r[i], g[i], b[i]);
          if (m_texture)
            uvwFld->lvalue(iX, iY, iZ) = V3f(u[i], v[i], w[i]);
        }
      }      
    }

      
    if (m_vel) {
      unsigned x,y,z;
      for(z=0;z<zres;++z) for(y=0;y<yres;++y) for(x=0;x<xres+1;++x) {
            vMac->u(x,y,z) = *Xvel++;
          }
        
      for(z=0;z<zres;++z) for(y=0;y<yres+1;++y) for(x=0;x<xres;++x) {
            vMac->v(x,y,z) = *Yvel++;
          }
        
      for(z=0;z<zres+1;++z) for(y=0;y<yres;++y) for(x=0;x<xres;++x) {
            vMac->w(x,y,z) = *Zvel++;
          }                        
    } 
     
    Field3DOutputFile out;
    if (!out.create(outputPath)) {
      MGlobal::displayError("Couldn't create file: "+ MString(outputPath));
      return;
    }

    string fieldname("maya");

    if (m_density){
        out.writeScalarLayer<float>(fieldname, "density", densityFld);
    }
    if (m_fuel) { 
        out.writeScalarLayer<float>(fieldname,"fuel", fuelFld);
    }
    if (m_temperature){
        out.writeScalarLayer<float>(fieldname,"temperature", tempFld);
    }
    if (m_color) {
        out.writeVectorLayer<float>(fieldname,"Cd", CdFld);
    }
    if (m_vel)
      out.writeVectorLayer<float>(fieldname,"v_mac", vMac);      

    out.close(); 

  }
  catch(const std::exception &e)
  {

    MGlobal::displayError( MString(e.what()) );
    return;
  }


}
    // ------------------------------------------------------------
    bool SceneGraph::retrieveExportNodes()
    {
        // Create a selection list containing only the root nodes (implies export all!)
        MSelectionList allTargets;
        for (   MItDag it ( MItDag::kBreadthFirst ); 
                it.depth()<=1 && it.item()!=MObject::kNullObj; 
                it.next() )
        {
            MDagPath path;
            MStatus status = it.getPath ( path );
            String pathName = path.fullPathName().asChar();

            // Attach a function set
            MFnDependencyNode fn ( path.node() );
            String theNodeName = fn.name().asChar();

            // Check if it's the world node
            if ( it.depth() == 0 ) continue;

            if ( status == MStatus::kSuccess )
            {
                if ( mExportSelectedOnly )
                    allTargets.add ( path );
                else
                    mTargets.add ( path );
            }
        }

        // now fill in the targets, either the same as allTargets, or it is export selection only
        if ( mExportSelectedOnly )
        {
            // Export the selection:
            // Grab the selected DAG components
            if ( MStatus::kFailure == MGlobal::getActiveSelectionList ( mTargets ) )
            {
                std::cerr << "MGlobal::getActiveSelectionList" << std::endl;
                return false;
            }

            // For all the non-transforms selected, make sure to extend to the transforms underneath.
            MDagPathArray additions;
            MIntArray removals;

            for ( uint32 i = 0; i < mTargets.length(); ++i )
            {
                MDagPath itemPath;
                mTargets.getDagPath ( i, itemPath );
                if ( !itemPath.node().hasFn ( MFn::kTransform ) )
                {
                    MDagPath transformPath = itemPath;
                    while ( transformPath.length() > 0 )
                    {
                        transformPath.pop();

                        if ( !mTargets.hasItem ( transformPath ) )
                        {
                            additions.append ( transformPath );
                            break;
                        }
                    }
                    removals.append ( i );
                }
            }

            for ( uint32 i = 0; i < removals.length(); ++i ) mTargets.remove ( removals[i] - i );
            for ( uint32 i = 0; i < additions.length(); ++i ) mTargets.add ( additions[i] );

            // Add all the forced nodes to the list.
            uint32 forceNodeCount = mForcedNodes.length();
            for ( uint32 i = 0; i < forceNodeCount; ++i )
            {
                MDagPath p = mForcedNodes[i];
                if ( mTargets.hasItem ( p ) ) continue;

                mTargets.add ( p );
            }

            // Add additional selection paths for any objects in our
            // selection which have been instanced (either directly, or
            // via instancing of an ancestor) - as otherwise, the selection
            // will only include ONE of the DAG paths
            //
            addInstancedDagPaths ( mTargets );

            // remove any selected nodes CONTAINED within other selected
            // hierarchies (to ensure we don't export subtrees multiple times)
            //
            removeMultiplyIncludedDagPaths ( mTargets );
        }

        return true;
    }
MStatus CIKSolverNode::doSimpleSolver()
{
	MStatus stat;

	// Get the handle and create a function set for it
	//	
	MIkHandleGroup* handle_group = handleGroup();
	if (NULL == handle_group) {
		return MS::kFailure;
	}
	MObject handle = handle_group->handle(0);
	MDagPath handlePath = MDagPath::getAPathTo(handle);
	MFnIkHandle fnHandle(handlePath, &stat);

	// End-Effector
	MDagPath endEffectorPath;
	fnHandle.getEffector(endEffectorPath);
	MFnIkEffector  fnEffector(endEffectorPath);
	MPoint effectorPos = fnEffector.rotatePivot(MSpace::kWorld);

	unsigned int numJoints = endEffectorPath.length();
	std::vector<MDagPath> jointsDagPaths; jointsDagPaths.reserve(numJoints);
	while (endEffectorPath.length() > 1)
	{
		endEffectorPath.pop();
		jointsDagPaths.push_back( endEffectorPath );
	}
	std::reverse(jointsDagPaths.begin(), jointsDagPaths.end());

	static bool builtLocalSkeleton = false;
	if (builtLocalSkeleton == false)
	{
		for (int jointIdx = 0; jointIdx < jointsDagPaths.size(); ++jointIdx)
		{
			MFnIkJoint curJoint(jointsDagPaths[jointIdx]);
			m_localJointsPos.push_back( curJoint.getTranslation(MSpace::kWorld) );
		}
		m_localJointsPos.push_back(effectorPos );
		builtLocalSkeleton = true;
	}

	MPoint startJointPos = MFnIkJoint(jointsDagPaths.front()).getTranslation(MSpace::kWorld);

	MVector startToEndEff = m_localJointsPos.back() - m_localJointsPos.front();
	double curveLength = (getPosition(1.0) - getPosition(0.0)).length();
	double chainLength = startToEndEff.length(); // in local space.
	double stretchFactor = curveLength / chainLength;
	
	double uVal = 0.0f;
	MVector jointPosL = m_localJointsPos[0];
	for (int jointIdx = 0; jointIdx < jointsDagPaths.size(); ++jointIdx)
	{
		MFnIkJoint curJoint(jointsDagPaths[jointIdx]);

		MVector curJointPosL = m_localJointsPos[jointIdx];

		double dist = stretchFactor * (curJointPosL - jointPosL).length();
		uVal = uVal + dist / curveLength;

		MVector curCurveJointPos = getPosition(uVal);
		curJoint.setTranslation(curCurveJointPos, MSpace::kWorld);
		jointPosL = curJointPosL;
	}
	MVector effectorCurvePos = getPosition(1.0);
	MVector curCurveJointPos = getPosition(uVal);
	MVector effectorVec = (effectorCurvePos - curCurveJointPos).normal();
	double endJointAngle[3]; 
	MVector effectorVecXY = MVector(effectorVec(0), effectorVec(1), 0.0);
	endJointAngle[2] = effectorVecXY.angle(MVector(1, 0, 0));
	if ((MVector(1, 0, 0) ^ effectorVecXY) * MVector(0, 0, 1) < 0.0) { endJointAngle[2] = -endJointAngle[2]; }
	MVector effectorVecXZ = MVector(effectorVec(0), 0.0, effectorVec(2));
	endJointAngle[1] = effectorVecXZ.angle(MVector(1, 0, 0));
	if ((MVector(1, 0, 0) ^ effectorVecXZ) * MVector(0, 1, 0) < 0.0) { endJointAngle[1] = -endJointAngle[1]; }
	endJointAngle[0] = 0.0;
	MFnIkJoint curJoint(jointsDagPaths.back()); curJoint.setRotation(endJointAngle, curJoint.rotationOrder());
	return MS::kSuccess;
}
    // --------------------------------------------------------------------
    MStatus SceneGraph::removeMultiplyIncludedDagPaths ( MSelectionList& selectionList )
    {
        // As we're potentially deleting elements out of the selection list
        // it's easiest to avoid array bound check issues by walking the
        // list backwards.
        MStatus status;
        int length=selectionList.length ( &status );

        if ( status != MStatus::kSuccess )
            return MStatus::kFailure;

        for ( int i = length - 1; i >= 0; --i )
        {
            MDagPath dagIPath;

            if ( selectionList.getDagPath ( i, dagIPath ) != MStatus::kSuccess )
                return MStatus::kFailure;

            uint dagIdepth = dagIPath.length();
            for ( int j = i - 1; j >= 0; --j )
            {
                MDagPath dagJPath;
                if ( selectionList.getDagPath ( j, dagJPath ) != MStatus::kSuccess )
                    return MStatus::kFailure;

                // Test if the longer of these two dag paths contains the shorter ...
                uint dagJdepth = dagJPath.length();
                if ( dagJdepth >= dagIdepth )
                {
                    bool isParent = false;
                    for ( int depth = dagIdepth - 1; depth > 0 && !isParent; --depth )
                    {
                        dagJPath.pop();
                        isParent = dagJPath.node() == dagIPath.node();
                    }

                    if ( isParent )
                    {
                        selectionList.remove ( j );
                        i--;
                    }
                }
                else
                {
                    bool isParent = false;
                    MDagPath dagIt = dagIPath;
                    for ( int depth = dagIdepth - 1; depth > 0 && !isParent; --depth )
                    {
                        dagIt.pop();
                        isParent = dagJPath.node() == dagIt.node();
                    }

                    if ( isParent )
                    {
                        selectionList.remove ( i );
                        break;
                    }
                }
            }
        }

        return MStatus::kSuccess;
    }
Exemple #25
0
MStatus ik2Bsolver::doSolve()
//
// This is the doSolve method which calls solveIK.
//
{
        MStatus stat;

        // Handle Group
        //
        MIkHandleGroup * handle_group = handleGroup();
        if (NULL == handle_group) {
                return MS::kFailure;
        }

        // Handle
        //
        // For single chain types of solvers, get the 0th handle.
        // Single chain solvers are solvers which act on one handle only, 
        // i.e. the     handle group for a single chain solver
        // has only one handle
        //
        MObject handle = handle_group->handle(0);
        MDagPath handlePath = MDagPath::getAPathTo(handle);
        MFnIkHandle handleFn(handlePath, &stat);

        // Effector
        //
        MDagPath effectorPath;
        handleFn.getEffector(effectorPath);
        // MGlobal::displayInfo(effectorPath.fullPathName());
        MFnIkEffector effectorFn(effectorPath);

        // Mid Joint
        //
        effectorPath.pop();
        MFnIkJoint midJointFn(effectorPath);
        
        // End Joint
        //
        MDagPath endJointPath;
        bool hasEndJ = findFirstJointChild(effectorPath, endJointPath);
        // if(hasEndJ) MGlobal::displayInfo(endJointPath.fullPathName());
        
        MFnIkJoint endJointFn(endJointPath);
        
        // Start Joint
        //
        MDagPath startJointPath;
        handleFn.getStartJoint(startJointPath);
        MFnIkJoint startJointFn(startJointPath);

        // Preferred angles
        //
        double startJointPrefAngle[3];
        double midJointPrefAngle[3];
        startJointFn.getPreferedAngle(startJointPrefAngle);
        midJointFn.getPreferedAngle(midJointPrefAngle);

        // Set to preferred angles
        //
        startJointFn.setRotation(startJointPrefAngle, 
                                                         startJointFn.rotationOrder());
        midJointFn.setRotation(midJointPrefAngle, 
                                                   midJointFn.rotationOrder());

        MPoint handlePos = handleFn.rotatePivot(MSpace::kWorld);
        MPoint effectorPos = effectorFn.rotatePivot(MSpace::kWorld);
        MPoint midJointPos = midJointFn.rotatePivot(MSpace::kWorld);
        MPoint startJointPos = startJointFn.rotatePivot(MSpace::kWorld);
        MVector poleVector = poleVectorFromHandle(handlePath);
        poleVector *= handlePath.exclusiveMatrix();
        double twistValue = twistFromHandle(handlePath);
        
		MObject thisNode = thisMObject();
        
		MVector localEndJointT = endJointFn.getTranslation(MSpace::kTransform);
		MVector worldEndJointT = endJointFn.rotatePivot(MSpace::kWorld) - midJointPos;
		
		double scaling =  worldEndJointT.length() / ( localEndJointT.length() + 1e-6);
		
		// MGlobal::displayInfo(MString(" scaling ")+scaling);
		
        // get rest length
        //
        double restL1, restL2;
		MPlug(thisNode, arestLength1).getValue(restL1);
		MPlug(thisNode, arestLength2).getValue(restL2);
        // get soft distance
        //
        MPlug plug( thisNode, asoftDistance );
        double softD = 0.0;
        plug.getValue(softD);
        
        restL1 *= scaling;
        restL2 *= scaling;
        softD *= scaling;
		
		// get max stretching
		double maxStretching = 0.0;
		MPlug(thisNode, amaxStretching).getValue(maxStretching);
        
        MQuaternion qStart, qMid;
        double stretching = 0.0;
        solveIK(startJointPos,
                        midJointPos,
                        effectorPos,
                        handlePos,
                        poleVector,
                        twistValue,
                        qStart,
                        qMid,
                        softD,
						restL1, restL2,
						stretching);

        midJointFn.rotateBy(qMid, MSpace::kWorld);
        startJointFn.rotateBy(qStart, MSpace::kWorld);

		midJointFn.setTranslation(MVector(restL1 / scaling, 0.0, 0.0), MSpace::kTransform);
		endJointFn.setTranslation(MVector(restL2 / scaling, 0.0, 0.0), MSpace::kTransform);
			
		// if(stretching > maxStretching) stretching = maxStretching;
		if(maxStretching > 0.0) {
			MVector vstretch(stretching* 0.5 / scaling, 0.0, 0.0);
			midJointFn.translateBy(vstretch, MSpace::kTransform);
			endJointFn.translateBy(vstretch, MSpace::kTransform);
		}
        
        return MS::kSuccess;
}
Exemple #26
0
MStatus splineSolverNode::preSolve()
{

    MStatus stat;
    setRotatePlane(false);
    setSingleChainOnly(true);
    setPositionOnly(false);
    //Get Handle
    MIkHandleGroup * handle_group = handleGroup();
    if (NULL == handle_group) {
        return MS::kFailure;
    }
    MObject handle = handle_group->handle( 0 );
    MDagPath handlePath = MDagPath::getAPathTo( handle );
    fnHandle.setObject( handlePath );
    //Get Curve
    MPlug inCurvePlug = fnHandle.findPlug( "inCurve" );
    MDataHandle curveHandle = inCurvePlug.asMDataHandle();
    MObject inputCurveObject = curveHandle.asNurbsCurveTransformed();
    curveFn.setObject( inputCurveObject );
    float initCurveLength = curveFn.length();
    MVector initNormal = curveFn.normal(0);
    MVector initTangent = curveFn.tangent(0);
    float stretchRatio = 1;
    // Get the position of the end_effector
    //
    MDagPath effectorPath;
    fnHandle.getEffector(effectorPath);
    tran.setObject( effectorPath );
    // Get the start joint position
    //
    MDagPath startJointPath;
    fnHandle.getStartJoint( startJointPath );
    joints.clear();
    //Get Joints
    while (true)
    {
        effectorPath.pop();
        joints.push_back( effectorPath );
        if (effectorPath == startJointPath)
            break;
    }
    std::reverse(joints.begin(), joints.end());
    if (!fnHandle.hasAttribute("str"))
    {
        //Add Custom Attributes to Handle
        MFnNumericAttribute fnAttr;
        MObject attr = fnAttr.create("stretchRatio", "str", MFnNumericData::kDouble, stretchRatio);
        fnAttr.setKeyable(1);
        fnAttr.setWritable(1);
        fnAttr.setMin(0);
        fnAttr.setMax(1);
        fnAttr.setHidden(0);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("anchorPosition", "ancp", MFnNumericData::kDouble, 0.0);
        fnAttr.setKeyable(1);
        fnAttr.setWritable(1);
        fnAttr.setMin(0);
        fnAttr.setMax(1);
        fnAttr.setHidden(0);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("curveLength", "cvLen", MFnNumericData::kDouble, initCurveLength);
        fnAttr.setKeyable(0);
        fnAttr.setWritable(1);
        fnAttr.setHidden(1);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("initNormal", "norm", MFnNumericData::k3Double);
        fnAttr.setDefault(initNormal.x, initNormal.y, initNormal.z);
        fnAttr.setKeyable(0);
        fnAttr.setWritable(1);
        fnAttr.setHidden(1);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("initTangent", "tang", MFnNumericData::k3Double);
        fnAttr.setDefault(initTangent.x, initTangent.y, initTangent.z);
        fnAttr.setKeyable(0);
        fnAttr.setWritable(1);
        fnAttr.setHidden(1);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("jointsLength", "jsLen", MFnNumericData::kDouble, getJointsTotalLenght());
        fnAttr.setKeyable(0);
        fnAttr.setWritable(1);
        fnAttr.setHidden(1);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("startTwist", "strtw", MFnNumericData::kDouble, 0.0);
        fnAttr.setKeyable(1);
        fnAttr.setWritable(1);
        fnAttr.setHidden(0);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        attr = fnAttr.create("endTwist", "endtw", MFnNumericData::kDouble, 0.0);
        fnAttr.setKeyable(1);
        fnAttr.setWritable(1);
        fnAttr.setHidden(0);
        fnAttr.setStorable(1);
        fnAttr.setReadable(1);
        fnHandle.addAttribute(attr, MFnDependencyNode::kLocalDynamicAttr);
        MObject twistRamp = MRampAttribute::createCurveRamp("twistRamp", "twr");
        fnHandle.addAttribute(twistRamp, MFnDependencyNode::kLocalDynamicAttr);
        MObject scaleRamp = MRampAttribute::createCurveRamp("scaleRamp", "scr");
        fnHandle.addAttribute(scaleRamp, MFnDependencyNode::kLocalDynamicAttr);
    } else
    {
        MPlug strPlug = fnHandle.findPlug("str");
        stretchRatio = strPlug.asDouble();
    }

    return MS::kSuccess;
}
Exemple #27
0
bool usdWriteJob::beginJob(const std::string &iFileName,
                         bool append,
                         double startTime,
                         double endTime)
{
    // Check for DAG nodes that are a child of an already specified DAG node to export
    // if that's the case, report the issue and skip the export
    PxrUsdMayaUtil::ShapeSet::const_iterator m, n;
    PxrUsdMayaUtil::ShapeSet::const_iterator endPath = mArgs.dagPaths.end();
    for (m = mArgs.dagPaths.begin(); m != endPath; ) {
        MDagPath path1 = *m; m++;
        for (n = m; n != endPath; n++) {
            MDagPath path2 = *n;
            if (PxrUsdMayaUtil::isAncestorDescendentRelationship(path1,path2)) {
                MString errorMsg = path1.fullPathName();
                errorMsg += " and ";
                errorMsg += path2.fullPathName();
                errorMsg += " have an ancestor relationship. Skipping USD Export.";
                MGlobal::displayError(errorMsg);
                return false;
            }
        }  // for n
    }  // for m

    // Make sure the file name is a valid one with a proper USD extension.
    const std::string iFileExtension = TfStringGetSuffix(iFileName, '.');
    if (iFileExtension == PxrUsdMayaTranslatorTokens->UsdFileExtensionDefault   || 
            iFileExtension == PxrUsdMayaTranslatorTokens->UsdFileExtensionASCII || 
            iFileExtension == PxrUsdMayaTranslatorTokens->UsdFileExtensionCrate) {
        mFileName = iFileName;
    } else {
        mFileName = TfStringPrintf("%s.%s",
                                   iFileName.c_str(),
                                   PxrUsdMayaTranslatorTokens->UsdFileExtensionDefault.GetText());
    }

    MGlobal::displayInfo("usdWriteJob::beginJob: Create stage file "+MString(mFileName.c_str()));

    ArResolverContext resolverCtx = ArGetResolver().GetCurrentContext();
    if (append) {
        mStage = UsdStage::Open(SdfLayer::FindOrOpen(mFileName), resolverCtx);
        if (!mStage) {
            MGlobal::displayError("Failed to open stage file "+MString(mFileName.c_str()));
            return false;
            }
    } else {
        mStage = UsdStage::CreateNew(mFileName, resolverCtx);
        if (!mStage) {
            MGlobal::displayError("Failed to create stage file "+MString(mFileName.c_str()));
            return false;
        }
    }

    // Set time range for the USD file
    mStage->SetStartTimeCode(startTime);
    mStage->SetEndTimeCode(endTime);
    
    mModelKindWriter.Reset();

    // Setup the requested render layer mode:
    //     defaultLayer    - Switch to the default render layer before exporting,
    //                       then switch back afterwards (no layer switching if
    //                       the current layer IS the default layer).
    //     currentLayer    - No layer switching before or after exporting. Just
    //                       use whatever is the current render layer for export.
    //     modelingVariant - Switch to the default render layer before exporting,
    //                       and export each render layer in the scene as a
    //                       modeling variant, then switch back afterwards (no
    //                       layer switching if the current layer IS the default
    //                       layer). The default layer will be made the default
    //                       modeling variant.
    MFnRenderLayer currentLayer(MFnRenderLayer::currentLayer());
    mCurrentRenderLayerName = currentLayer.name();

    if (mArgs.renderLayerMode == PxUsdExportJobArgsTokens->modelingVariant) {
        // Handle usdModelRootOverridePath for USD Variants
        MFnRenderLayer::listAllRenderLayers(mRenderLayerObjs);
        if (mRenderLayerObjs.length() > 1) {
            mArgs.usdModelRootOverridePath = SdfPath("/_BaseModel_");
        }
    }

    // Switch to the default render layer unless the renderLayerMode is
    // 'currentLayer', or the default layer is already the current layer.
    if (mArgs.renderLayerMode != PxUsdExportJobArgsTokens->currentLayer &&
            MFnRenderLayer::currentLayer() != MFnRenderLayer::defaultRenderLayer()) {
        // Set the RenderLayer to the default render layer
        MFnRenderLayer defaultLayer(MFnRenderLayer::defaultRenderLayer());
        MGlobal::executeCommand(MString("editRenderLayerGlobals -currentRenderLayer ")+
                                        defaultLayer.name(), false, false);
    }

    // Pre-process the argument dagPath path names into two sets. One set
    // contains just the arg dagPaths, and the other contains all parents of
    // arg dagPaths all the way up to the world root. Partial path names are
    // enough because Maya guarantees them to still be unique, and they require
    // less work to hash and compare than full path names.
    TfHashSet<std::string, TfHash> argDagPaths;
    TfHashSet<std::string, TfHash> argDagPathParents;
    PxrUsdMayaUtil::ShapeSet::const_iterator end = mArgs.dagPaths.end();
    for (PxrUsdMayaUtil::ShapeSet::const_iterator it = mArgs.dagPaths.begin();
            it != end; ++it) {
        MDagPath curDagPath = *it;
        std::string curDagPathStr(curDagPath.partialPathName().asChar());
        argDagPaths.insert(curDagPathStr);

        while (curDagPath.pop() && curDagPath.length() >= 0) {
            curDagPathStr = curDagPath.partialPathName().asChar();
            if (argDagPathParents.find(curDagPathStr) != argDagPathParents.end()) {
                // We've already traversed up from this path.
                break;
            }
            argDagPathParents.insert(curDagPathStr);
        }
    }

    // Now do a depth-first traversal of the Maya DAG from the world root.
    // We keep a reference to arg dagPaths as we encounter them.
    MDagPath curLeafDagPath;
    for (MItDag itDag(MItDag::kDepthFirst, MFn::kInvalid); !itDag.isDone(); itDag.next()) {
        MDagPath curDagPath;
        itDag.getPath(curDagPath);
        std::string curDagPathStr(curDagPath.partialPathName().asChar());

        if (argDagPathParents.find(curDagPathStr) != argDagPathParents.end()) {
            // This dagPath is a parent of one of the arg dagPaths. It should
            // be included in the export, but not necessarily all of its
            // children should be, so we continue to traverse down.
        } else if (argDagPaths.find(curDagPathStr) != argDagPaths.end()) {
            // This dagPath IS one of the arg dagPaths. It AND all of its
            // children should be included in the export.
            curLeafDagPath = curDagPath;
        } else if (!MFnDagNode(curDagPath).hasParent(curLeafDagPath.node())) {
            // This dagPath is not a child of one of the arg dagPaths, so prune
            // it and everything below it from the traversal.
            itDag.prune();
            continue;
        }

        MayaPrimWriterPtr primWriter = nullptr;
        if (!createPrimWriter(curDagPath, &primWriter) &&
                curDagPath.length() > 0) {
            // This dagPath and all of its children should be pruned.
            itDag.prune();
            continue;
        }

        if (primWriter) {
            mMayaPrimWriterList.push_back(primWriter);

            // Write out data (non-animated/default values).
            if (UsdPrim usdPrim = primWriter->write(UsdTimeCode::Default())) {
                MDagPath dag = primWriter->getDagPath();
                mDagPathToUsdPathMap[dag] = usdPrim.GetPath();

                // If we are merging transforms and the object derives from
                // MayaTransformWriter but isn't actually a transform node, we
                // need to add its parent.
                if (mArgs.mergeTransformAndShape) {
                    MayaTransformWriterPtr xformWriter =
                            boost::dynamic_pointer_cast<MayaTransformWriter>(
                                    primWriter);
                    if (xformWriter) {
                        MDagPath xformDag = xformWriter->getTransformDagPath();
                        mDagPathToUsdPathMap[xformDag] = usdPrim.GetPath();
                    }
                }

                mModelKindWriter.OnWritePrim(usdPrim, primWriter);

                if (primWriter->shouldPruneChildren()) {
                    itDag.prune();
                }
            }
        }
    }

    // Writing Materials/Shading
    PxrUsdMayaTranslatorMaterial::ExportShadingEngines(
                mStage, 
                mArgs.dagPaths,
                mArgs.shadingMode,
                mArgs.mergeTransformAndShape,
                mArgs.usdModelRootOverridePath);

    if (!mModelKindWriter.MakeModelHierarchy(mStage)) {
        return false;
    }

    // now we populate the chasers and run export default
    mChasers.clear();
    PxrUsdMayaChaserRegistry::FactoryContext ctx(mStage, mDagPathToUsdPathMap, mArgs);
    for (const std::string& chaserName : mArgs.chaserNames) {
        if (PxrUsdMayaChaserRefPtr fn = 
                PxrUsdMayaChaserRegistry::GetInstance().Create(chaserName, ctx)) {
            mChasers.push_back(fn);
        }
        else {
            std::string error = TfStringPrintf("Failed to create chaser: %s",
                                               chaserName.c_str());
            MGlobal::displayError(MString(error.c_str()));
        }
    }

    for (const PxrUsdMayaChaserRefPtr& chaser : mChasers) {
        if (!chaser->ExportDefault()) {
            return false;
        }
    }

    return true;
}
Exemple #28
0
MStatus ik2Bsolver::doSolve()
//
// This is the doSolve method which calls solveIK.
//
{
	MStatus stat;

	// Handle Group
	//
	MIkHandleGroup * handle_group = handleGroup();
	if (NULL == handle_group) {
		return MS::kFailure;
	}

	// Handle
	//
	// For single chain types of solvers, get the 0th handle.
	// Single chain solvers are solvers which act on one handle only, 
	// i.e. the	handle group for a single chain solver
	// has only one handle
	//
	MObject handle = handle_group->handle(0);
	MDagPath handlePath = MDagPath::getAPathTo(handle);
	MFnIkHandle handleFn(handlePath, &stat);

	// Effector
	//
	MDagPath effectorPath;
	handleFn.getEffector(effectorPath);
	MFnIkEffector effectorFn(effectorPath);

	// Mid Joint
	//
	effectorPath.pop();
	MFnIkJoint midJointFn(effectorPath);

	// Start Joint
	//
	MDagPath startJointPath;
	handleFn.getStartJoint(startJointPath);
	MFnIkJoint startJointFn(startJointPath);

	// Preferred angles
	//
	double startJointPrefAngle[3];
	double midJointPrefAngle[3];
	startJointFn.getPreferedAngle(startJointPrefAngle);
	midJointFn.getPreferedAngle(midJointPrefAngle);

	// Set to preferred angles
	//
	startJointFn.setRotation(startJointPrefAngle, 
							 startJointFn.rotationOrder());
	midJointFn.setRotation(midJointPrefAngle, 
						   midJointFn.rotationOrder());

	AwPoint handlePos = handleFn.rotatePivot(MSpace::kWorld);
	AwPoint effectorPos = effectorFn.rotatePivot(MSpace::kWorld);
	AwPoint midJointPos = midJointFn.rotatePivot(MSpace::kWorld);
	AwPoint startJointPos = startJointFn.rotatePivot(MSpace::kWorld);
	AwVector poleVector = poleVectorFromHandle(handlePath);
	poleVector *= handlePath.exclusiveMatrix();
	double twistValue = twistFromHandle(handlePath);
	
	AwQuaternion qStart, qMid;

	solveIK(startJointPos,
			midJointPos,
			effectorPos,
			handlePos,
			poleVector,
			twistValue,
			qStart,
			qMid);

	midJointFn.rotateBy(qMid, MSpace::kWorld);
	startJointFn.rotateBy(qStart, MSpace::kWorld);

	return MS::kSuccess;
}
Exemple #29
0
void maTranslator::writeDagNodes(fstream& f)
{
	fParentingRequired.clear();

	MItDag		dagIter;

	dagIter.traverseUnderWorld(true);

	MDagPath	worldPath;

	dagIter.getPath(worldPath);

	//
	// We step over the world node before starting the loop, because it
	// doesn't get written out.
	//
	for (dagIter.next(); !dagIter.isDone(); dagIter.next())
	{
		MDagPath	path;
		dagIter.getPath(path);

		//
		// If the node has already been written, then all of its descendants
		// must have been written, or at least checked, as well, so prune
		// this branch of the tree from the iteration.
		//
		MFnDagNode	dagNodeFn(path);

		if (dagNodeFn.isFlagSet(fCreateFlag))
		{
			dagIter.prune();
			continue;
		}

		//
		// If this is a default node, it will be written out later, so skip
		// it.
		//
		if (dagNodeFn.isDefaultNode()) continue;

		//
		// If this node is not writable, and is not a shared node, then mark
		// it as having been written, and skip it.
		//
		if (!dagNodeFn.canBeWritten() && !dagNodeFn.isShared())
		{
			dagNodeFn.setFlag(fCreateFlag, true);
			continue;
		}

		unsigned int	numParents = dagNodeFn.parentCount();

		if (dagNodeFn.isFromReferencedFile())
		{
			//
			// We don't issue 'creatNode' commands for nodes from referenced
			// files, but if the node has any parents which are not from
			// referenced files, other than the world, then make a note that
			// we'll need to issue extra 'parent' commands for it later on.
			//
			unsigned int i;

			for (i = 0; i < numParents; i++)
			{
				MObject		altParent = dagNodeFn.parent(i);
				MFnDagNode	altParentFn(altParent);

				if (!altParentFn.isFromReferencedFile()
				&&	(altParentFn.object() != worldPath.node()))
				{
					fParentingRequired.append(path);
					break;
				}
			}
		}
		else
		{
			//
			// Find the node's parent.
			//
			MDagPath	parentPath = worldPath;

			if (path.length() > 1)
			{
				//
				// Get the parent's path.
				//
				parentPath = path;
				parentPath.pop();

				//
				// If the parent is in the underworld, then find the closest
				// ancestor which is not.
				//
				if (parentPath.pathCount() > 1)
				{
					//
					// The first segment of the path contains whatever
					// portion of the path exists in the world.  So the closest
					// worldly ancestor is simply the one at the end of that
					// first path segment.
					//
					path.getPath(parentPath, 0);
				}
			}

			MFnDagNode	parentNodeFn(parentPath);

			if (parentNodeFn.isFromReferencedFile())
			{
				//
				// We prefer to parent to a non-referenced node.  So if this
				// node has any other parents, which are not from referenced
				// files and have not already been processed, then we'll
				// skip this instance and wait for an instance through one
				// of those parents.
				//
				unsigned i;

				for (i = 0; i < numParents; i++)
				{
					if (dagNodeFn.parent(i) != parentNodeFn.object())
					{
						MObject		altParent = dagNodeFn.parent(i);
						MFnDagNode	altParentFn(altParent);

						if (!altParentFn.isFromReferencedFile()
						&&	!altParentFn.isFlagSet(fCreateFlag))
						{
							break;
						}
					}
				}

				if (i < numParents) continue;

				//
				// This node only has parents within referenced files, so
				// create it without a parent and note that we need to issue
				// 'parent' commands for it later on.
				//
				writeCreateNode(f, path, worldPath);

				fParentingRequired.append(path);
			}
			else
			{
				writeCreateNode(f, path, parentPath);

				//
				// Let's see if this node has any parents from referenced
				// files, or any parents other than this one which are not
				// from referenced files.
				//
				unsigned	int i;
				bool		hasRefParents = false;
				bool		hasOtherNonRefParents = false;

				for (i = 0; i < numParents; i++)
				{
					if (dagNodeFn.parent(i) != parentNodeFn.object())
					{
						MObject		altParent = dagNodeFn.parent(i);
						MFnDagNode	altParentFn(altParent);

						if (altParentFn.isFromReferencedFile())
							hasRefParents = true;
						else
							hasOtherNonRefParents = true;

						//
						// If we've already got positives for both tests,
						// then there's no need in continuing.
						//
						if (hasRefParents && hasOtherNonRefParents) break;
					}
				}

				//
				// If this node has parents from referenced files, then
				// make note that we will have to issue 'parent' commands
				// later on.
				//
				if (hasRefParents) fParentingRequired.append(path);

				//
				// If this node has parents other than this one which are
				// not from referenced files, then make note that the
				// parenting for the other instances still has to be done.
				//
				if (hasOtherNonRefParents)
				{
					fInstanceChildren.append(path);
					fInstanceParents.append(parentPath);
				}
			}

			//
			// Write out the node's 'addAttr', 'setAttr' and 'lockNode'
			// commands.
			//
			writeNodeAttrs(f, path.node(), true);
			writeLockNode(f, path.node());
		}

		//
		// Mark the node as having been written.
		//
		dagNodeFn.setFlag(fCreateFlag, true);
	}

	//
	// Write out the parenting for instances.
	//
	writeInstances(f);
}