some modifications (don't remember what)

Apps/Examples/volumeExplorer.cpp

@@ -146,21 +146,21 @@ void MyQT::cb_Open()
 	size_t pos = filename.rfind(".");    // position of "." in filename
 	std::string extension = filename.substr(pos);
 
-	if(extension == std::string(".off"))
-	{
-		if(!Algo::Volume::Import::importMeshToExtrude<PFP>(myMap, filename, attrNames))
-		{
-			std::cerr << "could not import " << filename << std::endl ;
-			return ;
-		}
-		else
-		{
-			position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
-			myMap.closeMap();
-		}
-	}
-	else
-	{
+//	if(extension == std::string(".off"))
+//	{
+//		if(!Algo::Volume::Import::importMeshToExtrude<PFP>(myMap, filename, attrNames))
+//		{
+//			std::cerr << "could not import " << filename << std::endl ;
+//			return ;
+//		}
+//		else
+//		{
+//			position = myMap.getAttribute<PFP::VEC3, VERTEX>(attrNames[0]) ;
+//			myMap.closeMap();
+//		}
+//	}
+//	else
+//	{
 		if(!Algo::Volume::Import::importMesh<PFP>(myMap, filename, attrNames))
 		{
 			std::cerr << "could not import " << filename << std::endl ;
@@ -168,7 +168,7 @@ void MyQT::cb_Open()
 		}
 		else
 			position = myMap.getAttribute<PFP::VEC3,VERTEX>(attrNames[0]) ;
-	}
+//	}
 
 	color = myMap.addAttribute<PFP::VEC3, VOLUME>("color");
 

Apps/Tuto/tuto_oper2.cpp

@@ -357,10 +357,9 @@ void MyQT::cb_Open()
 
 void MyQT::cb_Save()
 {
-	std::string filename = selectFileSave("Export Map file ",".","(*.map)");
-	//Algo::Surface::Export::exportOFF<PFP>(myMap,position,filename.c_str());
-	if(!myMap.saveMapBin(filename))
-		std::cout << "could not save file : " << filename << std::endl;
+	std::string filename = selectFileSave("Export Off file ",".","(*.off)");
+	Algo::Surface::Export::exportOFF<PFP>(myMap,position,filename.c_str());
+	//std::cout << "could not save file : " << filename << std::endl;
 }
 
 void MyQT::importMesh(std::string& filename)

include/Algo/DecimationVolumes/approximator.h

@@ -44,7 +44,10 @@ enum ApproximatorType
 {
 	A_QEM,
 	A_MidEdge,
-	A_hHalfCollapse
+	A_MidFace,
+	A_MidVolume,
+	A_hHalfEdgeCollapse,
+	A_QEM
 };
 
 template <typename PFP>
@@ -63,7 +66,7 @@ public:
 	{}
 	virtual ~ApproximatorGen()
 	{}
-	virtual const std::string& getApproximatedAttributeName() const = 0 ;
+	virtual const std::string& getApproximatedAttributeName(unsigned int index = 0) const = 0 ;
 	virtual ApproximatorType getType() const = 0 ;
 	virtual bool init() = 0 ;
 	virtual void approximate(Dart d) = 0 ;
@@ -73,67 +76,101 @@ public:
 } ;
 
 
-template <typename PFP, typename T>
+template <typename PFP, typename T, unsigned int ORBIT>
 class Approximator :  public ApproximatorGen<PFP>
 {
 public:
 	typedef typename PFP::MAP MAP ;
+	typedef typename PFP::VEC3 VEC3 ;
 	typedef typename PFP::REAL REAL;
 
 protected:
 	Predictor<PFP, T>* m_predictor ;
 
-	//Vertex attribute to be approximated
-	VertexAttribute<T>& m_attrV;
-	//Attribute to store approximation result
-	EdgeAttribute<T> m_approx;
-	// attribute to store detail information for reconstruction
-	EdgeAttribute<T> m_detail ;
-
-	T m_app;
+	std::vector<VertexAttribute<T>* > m_attrV ;	// vertex attributes to be approximated
+	std::vector<AttributeHandler<T,ORBIT> > m_approx ;	// attributes to store approximation result
+	std::vector<AttributeHandler<T,ORBIT> > m_detail ;	// attributes to store detail information for reconstruction
+	std::vector<T> m_app ;
 
 public:
-	Approximator(MAP& m, VertexAttribute<T>& a, Predictor<PFP, T>* predictor) :
-		ApproximatorGen<PFP>(m), m_predictor(predictor), m_attrV(a)
+	Approximator(MAP& m, std::vector<VertexAttribute<T>* > va, Predictor<PFP, T> * predictor) :
+		ApproximatorGen<PFP>(m), m_predictor(predictor), m_attrV(va)
 	{
-		std::stringstream aname ;
-		aname << "approx_" << m_attrV.name() ;
-		m_approx = this->m_map.template addAttribute<T, EDGE>(aname.str()) ;
-
-		if(m_predictor)	// if a predictor is associated to the approximator
-		{				// create an attribute to store the detail needed for reconstruction
-			std::stringstream dname ;
-			dname << "detail_" << m_attrV.name() ;
-			m_detail = this->m_map.template addAttribute<T, EDGE>(dname.str()) ;
+		const unsigned int& size = m_attrV.size() ;
+		assert(size > 0 || !"Approximator: no attributes provided") ;
+
+		m_approx.resize(size) ;
+		m_detail.resize(size) ;
+		m_app.resize(size) ;
+
+		for (unsigned int i = 0 ; i < size ; ++i)
+		{
+			if (!m_attrV[i]->isValid())
+				std::cerr << "Approximator Warning: attribute number " << i << " is not valid" << std::endl ;
+
+			std::stringstream aname ;
+			aname << "approx_" << m_attrV[i]->name() ;
+			m_approx[i] = this->m_map.template addAttribute<T, ORBIT>(aname.str()) ;
+
+			if(m_predictor)	// if predictors are associated to the approximator
+			{				// create attributes to store the details needed for reconstruction
+				std::stringstream dname ;
+				dname << "detail_" << m_attrV[i]->name() ;
+				m_detail[i] = this->m_map.template addAttribute<T, ORBIT>(dname.str()) ;
+			}
 		}
 	}
 
 	virtual ~Approximator()
 	{
-		this->m_map.template removeAttribute(m_approx) ;
-
-		if(m_predictor)
-			this->m_map.template removeAttribute(m_detail) ;
+		for (unsigned int i = 0 ; i < m_attrV.size() ; ++i)
+		{
+			this->m_map.template removeAttribute(m_approx[i]) ;
+			if(m_predictor)
+				this->m_map.template removeAttribute(m_detail[i]) ;
+		}
 	}
 
-	const std::string& getApproximatedAttributeName() const
+	const std::string& getApproximatedAttributeName(unsigned int index = 0) const
 	{
-		return m_attrV.name() ;
+		return m_attrV[index]->name() ;
 	}
 
-	const T& getApprox(Dart d) const
+	unsigned int getNbApproximated() const
 	{
-		return m_approx[d] ;
+		return m_attrV.size() ;
 	}
 
 	void saveApprox(Dart d)
 	{
-		m_app = m_approx[d] ;
+		for (unsigned int i = 0 ; i < m_attrV.size() ; ++i)
+			m_app[i] = m_approx[i][d] ;
 	}
 
 	void affectApprox(Dart d)
 	{
-		m_attrV[d] = m_app ;
+		for (unsigned int i = 0 ; i < m_attrV.size() ; ++i)
+			m_attrV[i]->operator[](d) = m_app[i] ;
+	}
+
+	const T& getApprox(Dart d, unsigned int index = 0) const
+	{
+		return m_approx[index][d] ;
+	}
+
+	const VertexAttribute<T>& getAttr(unsigned int index = 0) const
+	{
+		return *(m_attrV[index]) ;
+	}
+
+	std::vector<T> getAllApprox(Dart d) const
+	{
+		std::vector<T> res ;
+		res.resize(m_attrV.size()) ;
+		for (unsigned int i = 0 ; i < m_attrV.size() ; ++i)
+			res[i] = m_approx[i][d] ;
+
+		return res ;
 	}
 
 	const Predictor<PFP, T>* getPredictor() const

include/Algo/DecimationVolumes/geometryApproximator.h

@@ -40,16 +40,18 @@ namespace Decimation
 {
 
 template <typename PFP>
-class Approximator_MidEdge : public Approximator<PFP, typename PFP::VEC3>
+class Approximator_MidEdge : public Approximator<PFP, typename PFP::VEC3, EDGE>
 {
 public:
 	typedef typename PFP::MAP MAP ;
 	typedef typename PFP::VEC3 VEC3 ;
 	typedef typename PFP::REAL REAL ;
 
-	Approximator_MidEdge(MAP& m, VertexAttribute<VEC3>& pos, Predictor<PFP, VEC3>* pred = NULL) :
-		Approximator<PFP, VEC3>(m, pos, pred)
-	{}
+	Approximator_MidEdge(MAP& m, std::vector<VertexAttribute<VEC3>* > pos, Predictor<PFP, VEC3>* pred = NULL) :
+		Approximator<PFP, VEC3, EDGE>(m, pos, pred)
+	{
+		assert(pos.size() > 0 || !"Approximator_MidEdge: attribute vector is empty") ;
+	}
 	~Approximator_MidEdge()
 	{}
 	ApproximatorType getType() const { return A_MidEdge ; }
@@ -58,25 +60,90 @@ public:
 } ;
 
 template <typename PFP>
-class Approximator_HalfCollapse : public Approximator<PFP, typename PFP::VEC3>
+class Approximator_MidFace : public Approximator<PFP, typename PFP::VEC3, FACE>
+{
+public:
+	typedef typename PFP::MAP MAP ;
+	typedef typename PFP::VEC3 VEC3 ;
+	typedef typename PFP::REAL REAL ;
+
+	Approximator_MidFace(MAP& m, std::vector<VertexAttribute<VEC3>* > pos, Predictor<PFP, VEC3>* pred = NULL) :
+		Approximator<PFP, VEC3, FACE>(m, pos, pred)
+	{
+		assert(pos.size() > 0 || !"Approximator_MidFace: attribute vector is empty") ;
+	}
+	~Approximator_MidFace()
+	{}
+	ApproximatorType getType() const { return A_MidFace ; }
+	bool init() ;
+	void approximate(Dart d) ;
+} ;
+
+template <typename PFP>
+class Approximator_MidVolume : public Approximator<PFP, typename PFP::VEC3, VOLUME>
 {
 public:
 	typedef typename PFP::MAP MAP ;
 	typedef typename PFP::VEC3 VEC3 ;
 	typedef typename PFP::REAL REAL ;
 
-	Approximator_HalfCollapse(MAP& m, VertexAttribute<VEC3>& pos, Predictor<PFP, VEC3>* pred = NULL) :
-		Approximator<PFP, VEC3>(m, pos, pred)
+	Approximator_MidVolume(MAP& m, std::vector<VertexAttribute<VEC3>* > pos, Predictor<PFP, VEC3>* pred = NULL) :
+		Approximator<PFP, VEC3, VOLUME>(m, pos, pred)
 	{
-		assert(pos.size() > 0 || !"Approximator_HalfCollapse: attribute vector is empty") ;
+		assert(pos.size() > 0 || !"Approximator_MidVolume: attribute vector is empty") ;
 	}
-	~Approximator_HalfCollapse()
+	~Approximator_MidVolume()
 	{}
-	ApproximatorType getType() const { return A_hHalfCollapse ; }
+	ApproximatorType getType() const { return A_MidVolume ; }
 	bool init() ;
 	void approximate(Dart d) ;
 } ;
 
+template <typename PFP>
+class Approximator_HalfEdgeCollapse : public Approximator<PFP, typename PFP::VEC3, DART>
+{
+public:
+	typedef typename PFP::MAP MAP ;
+	typedef typename PFP::VEC3 VEC3 ;
+	typedef typename PFP::REAL REAL ;
+
+	Approximator_HalfEdgeCollapse(MAP& m, std::vector<VertexAttribute<VEC3>* > pos, Predictor<PFP, VEC3>* pred = NULL) :
+		Approximator<PFP, VEC3, DART>(m, pos, pred)
+	{
+		assert(pos.size() > 0 || !"Approximator_HalfEdgeCollapse: attribute vector is empty") ;
+	}
+	~Approximator_HalfEdgeCollapse()
+	{}
+	ApproximatorType getType() const { return A_hHalfEdgeCollapse ; }
+	bool init() ;
+	void approximate(Dart d) ;
+} ;
+
+//template <typename PFP>
+//class Approximator_QEM : public Approximator<PFP, typename PFP::VEC3, EDGE>
+//{
+//public:
+//	typedef typename PFP::MAP MAP ;
+//	typedef typename PFP::VEC3 VEC3 ;
+//	typedef typename PFP::REAL REAL ;
+//
+//protected:
+//	VertexAttribute<Utils::Quadric<REAL> > m_quadric ;
+//
+//public:
+//	Approximator_QEM(MAP& m, std::vector<VertexAttribute<VEC3>* > pos, Predictor<PFP, VEC3>* pred = NULL) :
+//		Approximator<PFP, VEC3, EDGE>(m, pos, pred)
+//	{
+//		assert(pos.size() > 0 || !"Approximator_QEM: attribute vector is empty") ;
+//	}
+//	~Approximator_QEM()
+//	{}
+//	ApproximatorType getType() const { return A_QEM ; }
+//	bool init() ;
+//	void approximate(Dart d) ;
+//} ;
+
+
 
 } //namespace Decimation
 

include/Algo/DecimationVolumes/geometryApproximator.hpp

@@ -53,19 +53,78 @@ void Approximator_MidEdge<PFP>::approximate(Dart d)
 	MAP& m = this->m_map ;
 
 	// get some darts
-	Dart dd = m.phi2(d) ;
+	Dart d1 = m.phi1(d) ;
 
 	// get the contracted edge vertices positions
-	VEC3 v1 = this->m_attrV[d] ;
-	VEC3 v2 = this->m_attrV[dd] ;
+	VEC3 v1 = this->m_attrV[0]->operator[](d) ;
+	VEC3 v2 = this->m_attrV[0]->operator[](d1) ;
 
 	// Compute the approximated position
-	this->m_approx[d] = (v1 + v2) / REAL(2) ;
+	this->m_approx[0][d] = (v1 + v2) / REAL(2) ;
 
-//	if(this->m_predictor)
-//	{
-//
-//	}
+	//TODO predictor part
+}
+
+/************************************************************************************
+ *							         MID FACE                                       *
+ ************************************************************************************/
+
+template <typename PFP>
+bool Approximator_MidFace<PFP>::init()
+{
+	return true ;
+}
+
+template <typename PFP>
+void Approximator_MidFace<PFP>::approximate(Dart d)
+{
+	MAP& m = this->m_map ;
+
+	// get some darts
+	Dart d1 = m.phi1(d) ;
+	Dart d_1 = m.phi_1(d) ;
+
+	// get the contracted edge vertices positions
+	VEC3 v1 = this->m_attrV[0]->operator[](d) ;
+	VEC3 v2 = this->m_attrV[0]->operator[](d1) ;
+	VEC3 v3 = this->m_attrV[0]->operator[](d_1) ;
+
+	// Compute the approximated position
+	this->m_approx[0][d] = (v1 + v2 + v3) / REAL(3) ;
+
+	//TODO predictor part
+}
+
+/************************************************************************************
+ *							       	MID VOLUME                                      *
+ ************************************************************************************/
+
+template <typename PFP>
+bool Approximator_MidVolume<PFP>::init()
+{
+	return true ;
+}
+
+template <typename PFP>
+void Approximator_MidVolume<PFP>::approximate(Dart d)
+{
+	MAP& m = this->m_map ;
+
+	// get some darts
+	Dart d1 = m.phi1(d) ;
+	Dart d_1 = m.phi_1(d) ;
+	Dart d2_1 = m.phi_1(m.phi2(d)) ;
+
+	// get the contracted edge vertices positions
+	VEC3 v1 = this->m_attrV[0]->operator[](d) ;
+	VEC3 v2 = this->m_attrV[0]->operator[](d1) ;
+	VEC3 v3 = this->m_attrV[0]->operator[](d_1) ;
+	VEC3 v4 = this->m_attrV[0]->operator[](d2_1) ;
+
+	// Compute the approximated position
+	this->m_approx[0][d] = (v1 + v2 + v3 + v4) / REAL(4) ;
+
+	//TODO predictor part
 }
 
 /************************************************************************************
@@ -73,54 +132,37 @@ void Approximator_MidEdge<PFP>::approximate(Dart d)
  ************************************************************************************/
 
 template <typename PFP>
-bool Approximator_HalfCollapse<PFP>::init()
+bool Approximator_HalfEdgeCollapse<PFP>::init()
 {
-//	if(this->m_predictor)
-//	{
-//		if(! ( this->m_predictor->getType() == P_HalfCollapse ) )
-//		{
-//			return false ;
-//		}
-//	}
 	return true ;
 }
 
 template <typename PFP>
-void Approximator_HalfCollapse<PFP>::approximate(Dart d)
+void Approximator_HalfEdgeCollapse<PFP>::approximate(Dart d)
 {
 	MAP& m = this->m_map ;
 
-	this->m_approx[d] = this->m_attrV[d];
+	for (unsigned int i = 0 ; i < this->m_attrV.size() ; ++i)
+		this->m_approx[i][d] = this->m_attrV[i]->operator[](d) ;
+
+	//TODO predictor part
+}
 
+///************************************************************************************
+// *                            QUADRIC ERROR METRIC                                  *
+// ************************************************************************************/
+//template <typename PFP>
+//bool Approximator_QEM<PFP>::init()
+//{
+//	m_quadric = this->m_map.template getAttribute<Utils::Quadric<REAL>, VERTEX>("QEMquadric") ;
+//	// Does not require to be valid (if it is not, altenatives will be used).
+//
 //	if(this->m_predictor)
 //	{
-//		Dart dd = m.phi2(d) ;
-//		Dart d2 = m.phi2(m.phi_1(d)) ;
-//		Dart dd2 = m.phi2(m.phi_1(dd)) ;
-//
-//		VEC3 v2 = this->m_attrV[0]->operator[](dd) ;
-//
-//		// temporary edge collapse
-//		m.extractTrianglePair(d) ;
-//		unsigned int newV = m.template embedNewCell<VERTEX>(d2) ;
-//		for (unsigned int i = 0 ; i < this->m_attrV.size() ; ++i)
-//		{
-//			this->m_attrV[i]->operator[](newV) = this->m_approx[i][d] ;
-//		}
-//
-//		// compute the detail vector
-//		this->m_predictor->predict(d2, dd2) ;
-//		for (unsigned int i = 0 ; i < this->m_attrV.size() ; ++i)
-//		{
-//			this->m_detail[i][d] = v2 - this->m_predictor->getPredict(1) ;
-//		}
-//
-//		// vertex split to reset the initial connectivity and embeddings
-//		m.insertTrianglePair(d, d2, dd2) ;
-//		m.template embedOrbit<VERTEX>(d, m.template getEmbedding<VERTEX>(d)) ;
-//		m.template embedOrbit<VERTEX>(dd, m.template getEmbedding<VERTEX>(dd)) ;
+//		return false ;
 //	}
-}
+//	return true ;
+//}
 
 } //end namespace Decimation
 

include/Algo/DecimationVolumes/selector.h

@@ -26,7 +26,7 @@ enum SelectorType
 } ;
 
 template <typename PFP> class ApproximatorGen ;
-template <typename PFP, typename T> class Approximator ;
+template <typename PFP, typename T, unsigned int ORBIT> class Approximator ;
 
 /********************************************************************************
  *				 				Parent Selector									*
@@ -62,13 +62,13 @@ public:
 	virtual void updateWithoutCollapse() = 0;
 };
 
-} //end namespace Decimation
+} // namespace Decimation
 
-} //namespace Volume
+} // namespace Volume
 
-} //end namespace Algo
+} // namespace Algo
 
-} //end namespace CGoGN
+} // namespace CGoGN
 
 
 #endif

include/Algo/ImplicitHierarchicalMesh/ihm.h

@@ -142,6 +142,7 @@ public:
 
 	void setDartLevel(Dart d, unsigned int i) ;
 
+
 	/***************************************************
 	 *             EDGE ID MANAGEMENT                  *
 	 ***************************************************/
@@ -160,6 +161,8 @@ public:
 
 	void setEdgeId(Dart d, unsigned int i) ;
 
+	unsigned int getMaxEdgeId();
+
 	/***************************************************
 	 *               CELLS INFORMATION                 *
 	 ***************************************************/

include/Algo/ImplicitHierarchicalMesh/ihm.hpp

@@ -326,6 +326,11 @@ inline void ImplicitHierarchicalMap::setEdgeId(Dart d, unsigned int i)
 	m_edgeId[d] = i ;
 }
 
+inline unsigned int ImplicitHierarchicalMap::getMaxEdgeId()
+{
+        return m_idCount;
+}
+
 /***************************************************
  *               CELLS INFORMATION                 *
  ***************************************************/

include/Algo/ImplicitHierarchicalMesh/ihm3.hpp

@@ -146,6 +146,7 @@ inline Dart ImplicitHierarchicalMap3::phi2bis(Dart d)
 
 	it = Map3::phi2(it) ;
 
+	/* du cote des volumes non subdivise (subdiv adapt) */
 	if(m_faceId[it] == faceId)
 		return it;
 	else

include/Algo/ImplicitHierarchicalMesh/subdivision3.hpp

@@ -538,7 +538,7 @@ Dart subdivideVolumeClassic2(typename PFP::MAP& map, Dart d, AttributeHandler<ty
 	/*
 	 * Compute volume centroid
 	 */
-	typename PFP::VEC3 volCenter =  Algo::Geometry::volumeCentroid<PFP>(map, old, position);
+	typename PFP::VEC3 volCenter =  Algo::Surface::Geometry::volumeCentroid<PFP>(map, old, position);
 
 	Traversor3WV<typename PFP::MAP> traV(map, old);
 
@@ -672,7 +672,7 @@ void subdivideLoop(typename PFP::MAP& map, Dart d, AttributeHandler<typename PFP
 	/*
 	 * Compute volume centroid
 	 */
-	typename PFP::VEC3 volCenter =  Algo::Geometry::volumeCentroid<PFP>(map, old, position);
+	typename PFP::VEC3 volCenter =  Algo::Surface::Geometry::volumeCentroid<PFP>(map, old, position);
 
 	/*
 	 * Subdivide Faces

include/Algo/Import/importObjEle.hpp

@@ -156,8 +156,14 @@ bool importOFFWithELERegions(typename PFP::MAP& map, const std::string& filename
 		oss >> pt[2];
 		oss >> pt[3];
 
+//		oss >> pt[1];
+//		oss >> pt[2];
+//		oss >> pt[3];
+//		oss >> pt[0];
+
+
 		//regions ?
-		oss >> nbe;
+		//oss >> nbe;