multiRotatingAxisMotion added and tested

src/Geometry/geometryMotion/geometryMotion.cpp

@@ -41,6 +41,9 @@ bool pFlow::geometryMotion<MotionModel>::moveGeometry()
 
 	Kokkos::fence();
 
+	// move the motion components 
+	motionModel_.move(t,dt);
+
 	// end of calculations 
 	moveGeomTimer_.end();
 

src/Geometry/geometryMotion/geometryMotions.hpp

@@ -24,6 +24,7 @@ Licence:
 #include "geometryMotion.hpp"
 #include "fixedWall.hpp"
 #include "rotatingAxisMotion.hpp"
+#include "multiRotatingAxisMotion.hpp"
 #include "vibratingMotion.hpp"
 
 
@@ -34,9 +35,12 @@ typedef geometryMotion<vibratingMotion> vibratingMotionGeometry;
 
 typedef geometryMotion<rotatingAxisMotion> rotationAxisMotionGeometry;
 
+typedef geometryMotion<multiRotatingAxisMotion> multiRotationAxisMotionGeometry;
+
 typedef geometryMotion<fixedWall> fixedGeometry;
 
 
+
 }
 
 

src/Geometry/geometryMotion/geometryMotionsInstantiate.cpp

@@ -20,12 +20,13 @@ Licence:
 
 #include "fixedWall.hpp"
 #include "rotatingAxisMotion.hpp"
+#include "multiRotatingAxisMotion.hpp"
 #include "vibratingMotion.hpp"
 
 template class pFlow::geometryMotion<pFlow::fixedWall>;
 
 template class pFlow::geometryMotion<pFlow::rotatingAxisMotion>;
 
+template class pFlow::geometryMotion<pFlow::multiRotatingAxisMotion>;
+
 template class pFlow::geometryMotion<pFlow::vibratingMotion>;
-
-

src/Interaction/sphereInteraction/sphereInteractions.cpp

@@ -88,6 +88,25 @@ template class pFlow::sphereInteraction<
 	pFlow::sortedContactList>;
 
 
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;
 
 /// non-linear models 
 
@@ -152,6 +171,25 @@ template class pFlow::sphereInteraction<
 	pFlow::vibratingMotionGeometry,
 	pFlow::sortedContactList>;
 
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedNonLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedNonLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedNonLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedNonLinearNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;
 
 
 // - nonLinearMod models
@@ -217,5 +255,22 @@ template class pFlow::sphereInteraction<
 	pFlow::sortedContactList>;
 
 
-	
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedNonLinearModNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
 
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::limitedNonLinearModNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedNonLinearModNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::unsortedContactList>;
+
+template class pFlow::sphereInteraction<
+	pFlow::cfModels::nonLimitedNonLinearModNormalRolling,
+	pFlow::multiRotationAxisMotionGeometry,
+	pFlow::sortedContactList>;

src/MotionModel/CMakeLists.txt

@@ -1,10 +1,12 @@
 
 list(APPEND SourceFiles 
 entities/rotatingAxis/rotatingAxis.cpp
+entities/multiRotatingAxis/multiRotatingAxis.cpp
 entities/timeInterval/timeInterval.cpp
 entities/vibrating/vibrating.cpp
 fixedWall/fixedWall.cpp
 rotatingAxisMotion/rotatingAxisMotion.cpp
+multiRotatingAxisMotion/multiRotatingAxisMotion.cpp
 vibratingMotion/vibratingMotion.cpp
 )
 
@@ -12,5 +14,3 @@ set(link_libs Kokkos::kokkos phasicFlow)
 
 pFlow_add_library_install(MotionModel SourceFiles link_libs)
 
-
-

src/MotionModel/entities/multiRotatingAxis/multiRotatingAxis.cpp

@@ -0,0 +1,99 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#include "multiRotatingAxis.hpp"
+#include "multiRotatingAxisMotion.hpp"
+#include "dictionary.hpp"
+
+FUNCTION_H
+pFlow::multiRotatingAxis::multiRotatingAxis
+(
+	multiRotatingAxisMotion* axisMotion
+)
+{
+	//axisList_ = axisMotion->getAxisListPtr();	
+}
+
+FUNCTION_H
+pFlow::multiRotatingAxis::multiRotatingAxis
+(
+	multiRotatingAxisMotion* axisMotion,
+	const dictionary& dict
+)
+{
+
+	if(!read(axisMotion, dict))
+	{
+		fatalErrorInFunction<<
+		"  error in reading rotatingAxis from dictionary "<< dict.globalName()<<endl;
+		fatalExit;
+	}
+
+	//axisList_ = axisMotion->getAxisListPtr();
+}
+
+
+
+FUNCTION_H
+bool pFlow::multiRotatingAxis::read
+(
+	multiRotatingAxisMotion* axisMotion,
+	const dictionary& dict
+)
+{
+
+	if(!rotatingAxis::read(dict))return false;
+			
+	word rotAxis = dict.getValOrSet<word>("rotationAxis", "none");
+
+	if(rotAxis == "none")
+	{
+		parentAxisIndex_ = -1;
+	}
+	else
+	{
+		parentAxisIndex_ = axisMotion-> nameToIndex(rotAxis);
+	}
+
+	return true;
+}
+
+FUNCTION_H
+bool pFlow::multiRotatingAxis::write
+(
+	const multiRotatingAxisMotion* axisMotion,
+	dictionary& dict
+) const
+{
+	if( !rotatingAxis::write(dict) ) return false;
+	
+	if(parentAxisIndex_ == -1)
+	{
+		dict.add("rotationAxis", "none");
+	}
+	else
+	{
+		auto rotAxis  = axisMotion->indexToName(parentAxisIndex_);
+		dict.add("rotationAxis", rotAxis);	
+	}
+	
+	return true;
+}
+

src/MotionModel/entities/multiRotatingAxis/multiRotatingAxis.hpp

@@ -0,0 +1,180 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#ifndef __multiRotatingAxis_hpp__
+#define __multiRotatingAxis_hpp__
+
+
+#include "rotatingAxis.hpp"
+#include "KokkosTypes.hpp"
+
+
+namespace pFlow
+{
+
+class dictionary;
+class multiRotatingAxisMotion;
+
+
+class multiRotatingAxis
+:
+	public rotatingAxis
+{
+protected:
+
+	// this is either host/device pointer 
+	multiRotatingAxis*							axisList_;
+
+	int32 										parentAxisIndex_ = -1;
+
+public:
+
+	INLINE_FUNCTION_HD
+	multiRotatingAxis(){}
+
+	FUNCTION_H
+	multiRotatingAxis(multiRotatingAxisMotion* axisMotion);
+
+	FUNCTION_H
+	multiRotatingAxis(multiRotatingAxisMotion* axisMotion, const dictionary& dict);
+	
+	/*FUNCTION_HD
+	multiRotatingAxis(const realx3& p1, const realx3& p2, real omega = 0.0);*/
+ 
+	FUNCTION_HD
+	multiRotatingAxis(const multiRotatingAxis&) = default;
+
+	FUNCTION_HD
+	multiRotatingAxis& operator=(const multiRotatingAxis&) = default;
+
+	INLINE_FUNCTION_HD
+	realx3 pointTangentialVel(const realx3& p)const
+	{
+		realx3 parentVel(0);
+		auto parIndex = parentAxisIndex();
+
+		while(parIndex != -1)
+		{
+			auto& ax = axisList_[parIndex];
+			parentVel += ax.linTangentialVelocityPoint(p);
+			parIndex = ax.parentAxisIndex();
+		}
+
+		return parentVel + rotatingAxis::linTangentialVelocityPoint(p);
+	}
+
+
+
+	INLINE_FUNCTION_HD
+	realx3 transferPoint(const realx3& p, real dt)const
+	{
+		auto newP = p;
+
+		// rotation around this axis
+		if(isRotating())
+		{
+			newP = pFlow::rotate(p, *this, dt);
+		}
+
+		auto parIndex = parentAxisIndex_;
+		while(parIndex != -1)
+		{
+			auto& ax = axisList_[parIndex];
+			newP = pFlow::rotate(newP, ax, dt);
+			parIndex = ax.parentAxisIndex();
+		}
+
+		return newP;
+	}
+
+	INLINE_FUNCTION_HD
+	bool hasParrent()const
+	{
+		return parentAxisIndex_ > -1;
+	}
+
+	INLINE_FUNCTION_HD
+	int32 parentAxisIndex()const
+	{
+		return parentAxisIndex_;
+	}
+
+	// this pointer is device pointer 
+	INLINE_FUNCTION_H
+	void setAxisList(multiRotatingAxis* axisList)
+	{
+		axisList_ = axisList;
+	}
+	// it is assumed that the axis with deepest level 
+	// (with more parrents) is moved first and then
+	// the axis with lower levels
+	void move(real dt)
+	{
+		
+		if( !hasParrent() ) return;
+		
+		auto lp1 = point1();
+		auto lp2 = point2();
+
+		lp1 = axisList_[parentAxisIndex()].transferPoint(lp1, dt);
+		lp2 = axisList_[parentAxisIndex()].transferPoint(lp2, dt);
+
+		set(lp1, lp2);
+	}
+
+
+
+	// - IO operation
+	FUNCTION_H 
+	bool read(multiRotatingAxisMotion* axisMotion, const dictionary& dict);
+
+	FUNCTION_H
+	bool write(const multiRotatingAxisMotion* axisMotion, dictionary& dict) const;
+
+	/*FUNCTION_H
+	bool read(iIstream& is);
+
+	FUNCTION_H
+	bool write(iOstream& os)const;*/
+
+};
+
+/*inline iOstream& operator <<(iOstream& os, const multiRotatingAxis& ax)
+{
+	if(!ax.write(os))
+	{
+		fatalExit;
+	}
+	return os;
+}
+
+inline iIstream& operator >>(iIstream& is, multiRotatingAxis& ax)
+{
+	if( !ax.read(is) )
+	{
+		fatalExit;
+	}
+	return is;
+}*/
+
+}
+
+
+#endif

src/MotionModel/entities/rotatingAxis/rotatingAxis.hpp

@@ -70,6 +70,12 @@ public:
 		return omega_;
 	}
 
+	INLINE_FUNCTION_HD
+	bool isRotating()const
+	{
+		return rotating_;
+	}
+
 	INLINE_FUNCTION_HD
 	realx3 linTangentialVelocityPoint(const realx3 &p)const;
 

src/MotionModel/fixedWall/fixedWall.hpp

@@ -151,7 +151,7 @@ public:
 		return false;
 	}
 
-	bool move(real dt)
+	bool move(real t, real dt)
 	{
 		return true;
 	}

src/MotionModel/multiRotatingAxisMotion/multiRotatingAxisMotion.cpp

@@ -0,0 +1,238 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#include "multiRotatingAxisMotion.hpp"
+#include "dictionary.hpp"
+#include "vocabs.hpp"
+
+
+bool pFlow::multiRotatingAxisMotion::readDictionary
+(
+	const dictionary& dict
+)
+{
+
+	auto motionModel = dict.getVal<word>("motionModel");
+
+	if(motionModel != "multiRotatingAxisMotion")
+	{
+		fatalErrorInFunction<<
+		"  motionModel should be multiRotatingAxisMotion, but found "
+		 << motionModel <<endl;
+		return false;
+	}
+
+	auto& motionInfo = dict.subDict("multiRotatingAxisMotionInfo");
+	auto axisNames = motionInfo.dictionaryKeywords();
+	wordList rotationAxis;
+
+	// first check if 
+	
+			
+	for(auto& aName: axisNames)
+	{
+		auto& axDict = motionInfo.subDict(aName);
+		
+		if(auto axPtr = makeUnique<rotatingAxis>(axDict); axPtr)
+		{
+			rotationAxis.push_back(
+				axDict.getValOrSet<word>("rotationAxis", "none"));
+		}
+		else
+		{
+			fatalErrorInFunction<<
+			"could not read rotating axis from "<< axDict.globalName()<<endl;
+			return false;
+		}
+	}
+
+	if( !axisNames.search("none") )
+	{
+		axisNames.push_back("none");
+		rotationAxis.push_back("none");
+	}
+
+	using intPair = std::pair<int32, int32>;
+
+	std::vector<intPair> numRotAxis;
+
+	for(size_t i=0; i< axisNames.size(); i++)
+	{
+		word rotAxis = rotationAxis[i];
+		int32 n=0;
+		while(rotAxis != "none")
+		{
+			n++;
+			if(int32 iAxis = axisNames.findi(rotAxis) ; iAxis != -1)
+			{
+				rotAxis = rotationAxis[iAxis];	
+			}else
+			{
+				fatalErrorInFunction<<
+				"rotation axis name "<< rotAxis << "is does not exist!"<<endl;
+				return false;
+			}
+			
+		}
+
+		numRotAxis.push_back({n,i});
+	}
+
+	auto compareFunc = [](const intPair& a, const intPair& b) 
+		{ return a.first > b.first; };
+
+	algorithms::STD::sort(numRotAxis.data(), numRotAxis.size(), compareFunc);
+
+	sortedIndex_.clear();
+	axisName_.clear();
+	
+
+	for(auto ax:numRotAxis)
+	{
+		axisName_.push_back(axisNames[ax.second]);
+		sortedIndex_.push_back(ax.second);
+	}
+
+	numAxis_ = axisName_.size();
+	axis_.clear();
+	axis_.reserve(numAxis_);
+
+
+	// create the actual axis vector 
+	for(auto& aName: axisName_)
+	{
+		if(aName != "none")
+		{
+			auto& axDict = motionInfo.subDict(aName);
+			axis_.push_back(
+				multiRotatingAxis(this, axDict));	
+		}
+		else
+		{
+			axis_.push_back(
+				multiRotatingAxis(this));
+		}
+		
+	}
+
+	return true;
+}
+
+bool pFlow::multiRotatingAxisMotion::writeDictionary
+(
+	dictionary& dict
+)const
+{
+	dict.add("motionModel", "multiRotatingAxisMotion");
+
+	auto& motionInfo = dict.subDictOrCreate("multiRotatingAxisMotionInfo");
+	
+	ForAll(i, axis_)
+	{
+		
+		auto& axDict = motionInfo.subDictOrCreate(axisName_[i]);
+		if( !axis_.hostVectorAll()[i].write(this,axDict))
+		{
+			fatalErrorInFunction<<
+			"  error in writing axis "<< axisName_[i] << " to dicrionary "
+			<< motionInfo.globalName()<<endl;
+			return false;
+		}
+	}
+
+	return true;
+}
+
+pFlow::multiRotatingAxisMotion::multiRotatingAxisMotion()
+{}
+
+pFlow::multiRotatingAxisMotion::multiRotatingAxisMotion
+(
+	const dictionary& dict
+)
+{
+	if(! readDictionary(dict) )
+	{
+		fatalExit;
+	}
+}
+
+FUNCTION_H
+bool pFlow::multiRotatingAxisMotion::move(real t, real dt)
+{
+
+	// every thing is done on host 
+	for(int32 i=0; i<numAxis_; i++)
+	{	
+		auto& ax = axis_[sortedIndex_[i]];
+		ax.setTime(t);
+		ax.setAxisList(getAxisListPtrHost());
+		ax.move(dt);
+	}
+
+	// transfer to device
+	axis_.modifyOnHost();
+	axis_.syncViews();
+
+	return true;
+}
+
+bool pFlow::multiRotatingAxisMotion::read
+(
+	iIstream& is
+)
+{
+	// create an empty file dictionary
+	dictionary motionInfo(motionModelFile__, true);
+
+	// read dictionary from stream
+	if( !motionInfo.read(is) )
+	{
+		ioErrorInFile(is.name(), is.lineNumber()) <<
+		"  error in reading dictionray " << motionModelFile__ <<" from file. \n";
+		return false;
+	}
+
+	if( !readDictionary(motionInfo) ) return false;
+	
+	return true;
+}
+
+bool pFlow::multiRotatingAxisMotion::write
+(
+	iOstream& os
+)const
+{
+	// create an empty file dictionary
+	dictionary motionInfo(motionModelFile__, true);
+
+	if( !writeDictionary(motionInfo))
+	{
+		return false;
+	}
+
+	if( !motionInfo.write(os) )
+	{
+		ioErrorInFile( os.name(), os.lineNumber() )<<
+		"  error in writing dictionray to file. \n";
+		return false;
+	}
+	return true;
+}

src/MotionModel/multiRotatingAxisMotion/multiRotatingAxisMotion.hpp

@@ -0,0 +1,215 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#ifndef __multiRotatingAxisMotion_hpp__
+#define __multiRotatingAxisMotion_hpp__
+
+
+#include "types.hpp"
+#include "typeInfo.hpp"
+#include "VectorDual.hpp"
+#include "List.hpp"
+#include "multiRotatingAxis.hpp"
+
+
+namespace pFlow
+{
+
+class dictionary;
+
+class multiRotatingAxisMotion
+{
+public:
+	
+	// - this class shuold be decleared in every motion model with 
+	//   exact methods 
+	class Model
+	{
+	protected:
+		
+		deviceViewType1D<multiRotatingAxis> 	axis_;
+		int32 									numAxis_=0;
+
+	public:
+
+		INLINE_FUNCTION_HD
+		Model(deviceViewType1D<multiRotatingAxis> axis, int32 numAxis):
+			axis_(axis),
+			numAxis_(numAxis)
+		{}
+
+		INLINE_FUNCTION_HD
+		Model(const Model&) = default;
+		
+		
+		INLINE_FUNCTION_HD
+		Model& operator=(const Model&) = default;
+
+
+		INLINE_FUNCTION_HD
+		realx3 pointVelocity(int32 n, const realx3& p)const
+		{
+			return axis_[n].pointTangentialVel(p);
+		}
+
+		INLINE_FUNCTION_HD
+		realx3 operator()(int32 n, const realx3& p)const
+		{
+			return pointVelocity(n,p);
+		}
+
+		INLINE_FUNCTION_HD
+		realx3 transferPoint(int32 n, const realx3 p, real dt)const
+		{
+			return axis_[n].transferPoint(p, dt);	
+		}
+
+		INLINE_FUNCTION_HD int32 numComponents()const
+		{
+			return numAxis_;
+		}
+	};
+
+protected:
+
+	using axisVector_HD = VectorDual<multiRotatingAxis>;
+
+	axisVector_HD 		axis_;
+	
+	VectorDual<int32> 	sortedIndex_;
+
+	wordList  			axisName_;
+
+	label  				numAxis_= 0;
+
+
+
+	bool readDictionary(const dictionary& dict);
+
+	bool writeDictionary(dictionary& dict)const;
+
+public:
+	
+	TypeInfoNV("multiRotatingAxisMotion");
+
+	// empty
+	FUNCTION_H
+	multiRotatingAxisMotion();
+
+	// construct with dictionary 
+	FUNCTION_H
+	multiRotatingAxisMotion(const dictionary& dict);
+
+	// copy
+	FUNCTION_H
+	multiRotatingAxisMotion(const multiRotatingAxisMotion&) = default;
+
+	multiRotatingAxisMotion(multiRotatingAxisMotion&&) = delete;
+
+	FUNCTION_H
+	multiRotatingAxisMotion& operator=(const multiRotatingAxisMotion&) = default;
+
+	multiRotatingAxisMotion& operator=(multiRotatingAxisMotion&&) = delete;
+
+	FUNCTION_H
+	~multiRotatingAxisMotion() = default;
+
+
+	Model getModel(real t)
+	{
+		for(int32 i= 0; i<numAxis_; i++ )
+		{
+			axis_[i].setTime(t);
+			axis_[i].setAxisList(getAxisListPtrDevice());
+		}
+		axis_.modifyOnHost();
+		axis_.syncViews();
+
+		return Model(axis_.deviceVector(), numAxis_);
+	}
+
+	INLINE_FUNCTION_H
+	multiRotatingAxis* getAxisListPtrHost()
+	{
+		return axis_.hostVectorAll().data();
+	}
+
+
+	INLINE_FUNCTION_H
+	multiRotatingAxis* getAxisListPtrDevice()
+	{
+		return axis_.deviceVectorAll().data();
+	}
+
+	INLINE_FUNCTION_H
+	int32 nameToIndex(const word& name)const
+	{
+		if( auto i = axisName_.findi(name); i == -1)
+		{
+			fatalErrorInFunction<<
+			"axis name " << name << " does not exist. \n";
+			fatalExit;
+			return i;
+		}
+		else
+		{
+			return i;
+		}
+		
+	}
+
+	INLINE_FUNCTION_H
+	word indexToName(label i)const
+	{
+		if(i < numAxis_ )
+			return axisName_[i];
+		else
+		{
+			fatalErrorInFunction<<
+			"out of range access to the list of axes " << i <<endl<<
+			" size of axes_ is "<<numAxis_<<endl;
+			fatalExit;
+			return "";
+		}
+	}
+
+
+	INLINE_FUNCTION_HD
+	bool isMoving()const
+	{
+		return true;
+	}
+
+	FUNCTION_H
+	bool move(real t, real dt);
+	
+
+	FUNCTION_H
+	bool read(iIstream& is);
+
+	FUNCTION_H
+	bool write(iOstream& os)const;
+
+	
+};
+
+} // pFlow
+
+#endif //__multiRotatingAxisMotion_hpp__

src/MotionModel/rotatingAxisMotion/rotatingAxisMotion.hpp

@@ -206,7 +206,7 @@ public:
 	}
 
 	INLINE_FUNCTION_H
-	bool move(real dt)
+	bool move(real t, real dt)
 	{
 		return true;
 	}

src/MotionModel/vibratingMotion/vibratingMotion.hpp

@@ -197,7 +197,7 @@ public:
 	}
 
 	INLINE_FUNCTION_H
-	bool move(real dt)
+	bool move(real t, real dt)
 	{
 		return true;
 	}