/[escript]/trunk/ripley/src/Rectangle.h
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branches/ripleygmg_from_3668/ripley/src/Rectangle.h revision 3748 by caltinay, Thu Dec 15 07:36:19 2011 UTC trunk/ripley/src/Rectangle.h revision 4334 by caltinay, Thu Mar 21 06:00:14 2013 UTC
# Line 1  Line 1 
1    
2  /*******************************************************  /*****************************************************************************
3  *  *
4  * Copyright (c) 2003-2011 by University of Queensland  * Copyright (c) 2003-2013 by University of Queensland
5  * Earth Systems Science Computational Center (ESSCC)  * http://www.uq.edu.au
 * http://www.uq.edu.au/esscc  
6  *  *
7  * Primary Business: Queensland, Australia  * Primary Business: Queensland, Australia
8  * Licensed under the Open Software License version 3.0  * Licensed under the Open Software License version 3.0
9  * http://www.opensource.org/licenses/osl-3.0.php  * http://www.opensource.org/licenses/osl-3.0.php
10  *  *
11  *******************************************************/  * Development until 2012 by Earth Systems Science Computational Center (ESSCC)
12    * Development since 2012 by School of Earth Sciences
13    *
14    *****************************************************************************/
15    
16  #ifndef __RIPLEY_RECTANGLE_H__  #ifndef __RIPLEY_RECTANGLE_H__
17  #define __RIPLEY_RECTANGLE_H__  #define __RIPLEY_RECTANGLE_H__
18    
19  #include <ripley/RipleyDomain.h>  #include <ripley/RipleyDomain.h>
20    
21  struct Paso_Pattern;  struct Paso_Connector;
22    
23  namespace ripley {  namespace ripley {
24    
# Line 24  namespace ripley { Line 26  namespace ripley {
26     \brief     \brief
27     Rectangle is the 2-dimensional implementation of a RipleyDomain.     Rectangle is the 2-dimensional implementation of a RipleyDomain.
28  */  */
29  class Rectangle: public RipleyDomain  class RIPLEY_DLL_API Rectangle: public RipleyDomain
30  {  {
31  public:  public:
32    
33      /**      /**
34         \brief creates a rectangular mesh with n0 x n1 elements over the         \brief creates a rectangular mesh with n0 x n1 elements over the
35                rectangle [0,l0] x [0,l1].                rectangle [x0,x1] x [y0,y1].
36         \param n0,n1 number of elements in each dimension         \param n0,n1 number of elements in each dimension
37         \param l0,l1 length of each side of rectangle         \param x0,y0,x1,y1 coordinates of bottom-left and top-right corners
38         \param d0,d1 number of subdivisions in each dimension         \param d0,d1 number of subdivisions in each dimension
39      */      */
40      RIPLEY_DLL_API      Rectangle(int n0, int n1, double x0, double y0, double x1, double y1,
41      Rectangle(int n0, int n1, double l0, double l1, int d0, int d1);                int d0=-1, int d1=-1);
42    
43      /**      /**
44         \brief         \brief
45         Destructor.         Destructor.
46      */      */
     RIPLEY_DLL_API  
47      ~Rectangle();      ~Rectangle();
48    
49      /**      /**
50         \brief         \brief
51         returns a description for this domain         returns a description for this domain
52      */      */
     RIPLEY_DLL_API  
53      virtual std::string getDescription() const;      virtual std::string getDescription() const;
54    
55      /**      /**
56         \brief equality operator         \brief equality operator
57      */      */
     RIPLEY_DLL_API  
58      virtual bool operator==(const escript::AbstractDomain& other) const;      virtual bool operator==(const escript::AbstractDomain& other) const;
59    
60      /**      /**
# Line 63  public: Line 62  public:
62         dumps the mesh to a file with the given name         dumps the mesh to a file with the given name
63         \param filename The name of the output file         \param filename The name of the output file
64      */      */
     RIPLEY_DLL_API  
65      void dump(const std::string& filename) const;      void dump(const std::string& filename) const;
66    
67      /**      /**
        \brief  
        returns the array of reference numbers for a function space type  
        \param fsType The function space type  
68      */      */
69      RIPLEY_DLL_API      virtual void readBinaryGrid(escript::Data& out, std::string filename,
70      const int* borrowSampleReferenceIDs(int fsType) const;                                  const std::vector<int>& first,
71                                    const std::vector<int>& numValues,
72                                    const std::vector<int>& multiplier) const;
73    
74      /**      /**
        \brief  
        returns true if this rank owns the sample id.  
75      */      */
76      RIPLEY_DLL_API      virtual void readNcGrid(escript::Data& out, std::string filename,
77      virtual bool ownSample(int fs_code, index_t id) const;              std::string varname, const std::vector<int>& first,
78                const std::vector<int>& numValues,
79                const std::vector<int>& multiplier) const;
80    
81        /**
82        */
83        virtual void writeBinaryGrid(const escript::Data& in,
84                                     std::string filename, int byteOrder) const;
85    
86      /**      /**
87         \brief         \brief
88         copies the gradient of 'in' into 'out'. The actual function space to be         returns the array of reference numbers for a function space type
89         considered for the gradient is defined by 'in'. Both arguments have to         \param fsType The function space type
        be defined on this domain.  
90      */      */
91      RIPLEY_DLL_API      const int* borrowSampleReferenceIDs(int fsType) const;
     virtual void setToGradient(escript::Data& out, const escript::Data& in) const;  
92    
93      /**      /**
94         \brief         \brief
95         copies the integrals of the function defined by arg into integrals.         returns true if this rank owns the sample id.
        arg has to be defined on this domain.  
96      */      */
97      RIPLEY_DLL_API      virtual bool ownSample(int fs_code, index_t id) const;
     virtual void setToIntegrals(std::vector<double>& integrals, const escript::Data& arg) const;  
98    
99      /**      /**
100         \brief         \brief
# Line 104  public: Line 102  public:
102         space to be considered is defined by out. out has to be defined on this         space to be considered is defined by out. out has to be defined on this
103         domain.         domain.
104      */      */
     RIPLEY_DLL_API  
105      virtual void setToNormal(escript::Data& out) const;      virtual void setToNormal(escript::Data& out) const;
106    
107      /**      /**
108         \brief         \brief
109           copies the size of samples into out. The actual function space to be
110           considered is defined by out. out has to be defined on this domain.
111        */
112        virtual void setToSize(escript::Data& out) const;
113    
114        /**
115           \brief
116         returns the number of data points summed across all MPI processes         returns the number of data points summed across all MPI processes
117      */      */
118      RIPLEY_DLL_API      virtual int getNumDataPointsGlobal() const;
     virtual int getNumDataPointsGlobal() const { return (m_gNE0+1)*(m_gNE1+1); }  
119    
120      /**      /**
121         \brief         \brief
122         writes information about the mesh to standard output         writes information about the mesh to standard output
123         \param full whether to print additional data         \param full whether to print additional data
124      */      */
     RIPLEY_DLL_API  
125      virtual void Print_Mesh_Info(const bool full=false) const;      virtual void Print_Mesh_Info(const bool full=false) const;
126    
127      /**      /**
128         \brief         \brief
129         returns the number of nodes per MPI rank in each dimension         returns the number of nodes per MPI rank in each dimension
130      */      */
131      RIPLEY_DLL_API      virtual const int* getNumNodesPerDim() const { return m_NN; }
     virtual IndexVector getNumNodesPerDim() const;  
132    
133      /**      /**
134         \brief         \brief
135         returns the number of elements per MPI rank in each dimension         returns the number of elements per MPI rank in each dimension
136      */      */
137      RIPLEY_DLL_API      virtual const int* getNumElementsPerDim() const { return m_NE; }
     virtual IndexVector getNumElementsPerDim() const;  
138    
139      /**      /**
140         \brief         \brief
141         returns the number of face elements in the order         returns the number of face elements in the order
142         (left,right,bottom,top,[front,back]) on current MPI rank         (left,right,bottom,top) on current MPI rank
143      */      */
144      RIPLEY_DLL_API      virtual const int* getNumFacesPerBoundary() const { return m_faceCount; }
     virtual IndexVector getNumFacesPerBoundary() const;  
145    
146      /**      /**
147         \brief         \brief
148         returns the node distribution vector         returns the node distribution vector
149      */      */
     RIPLEY_DLL_API  
150      virtual IndexVector getNodeDistribution() const { return m_nodeDistribution; }      virtual IndexVector getNodeDistribution() const { return m_nodeDistribution; }
151    
152      /**      /**
153         \brief         \brief
154         returns the first coordinate value and the node spacing along given         returns the number of spatial subdivisions in each dimension
        dimension as a pair  
155      */      */
156      RIPLEY_DLL_API      virtual const int* getNumSubdivisionsPerDim() const { return m_NX; }
157      virtual std::pair<double,double> getFirstCoordAndSpacing(dim_t dim) const;  
158        /**
159           \brief
160           returns the index'th coordinate value in given dimension for this rank
161        */
162        virtual double getLocalCoordinate(int index, int dim) const;
163    
164  protected:  protected:
165      virtual dim_t getNumNodes() const { return m_N0*m_N1; }      virtual dim_t getNumNodes() const;
166      virtual dim_t getNumElements() const { return m_NE0*m_NE1; }      virtual dim_t getNumElements() const;
167      virtual dim_t getNumFaceElements() const;      virtual dim_t getNumFaceElements() const;
168        virtual dim_t getNumDOF() const;
169        virtual dim_t insertNeighbourNodes(IndexVector& index, index_t node) const;
170      virtual void assembleCoordinates(escript::Data& arg) const;      virtual void assembleCoordinates(escript::Data& arg) const;
171        virtual void assembleGradient(escript::Data& out, escript::Data& in) const;
172        virtual void assembleIntegrate(std::vector<double>& integrals, escript::Data& arg) const;
173      virtual void assemblePDESingle(Paso_SystemMatrix* mat, escript::Data& rhs,      virtual void assemblePDESingle(Paso_SystemMatrix* mat, escript::Data& rhs,
174              const escript::Data& A, const escript::Data& B,              const escript::Data& A, const escript::Data& B,
175              const escript::Data& C, const escript::Data& D,              const escript::Data& C, const escript::Data& D,
176              const escript::Data& X, const escript::Data& Y,              const escript::Data& X, const escript::Data& Y) const;
177              const escript::Data& d, const escript::Data& y) const;      virtual void assemblePDEBoundarySingle(Paso_SystemMatrix* mat,
178      //virtual void assemblePDESystem(Paso_SystemMatrix* mat, escript::Data& rhs,              escript::Data& rhs, const escript::Data& d,
179      //        const escript::Data& A, const escript::Data& B,              const escript::Data& y) const;
180      //        const escript::Data& C, const escript::Data& D,      virtual void assemblePDESingleReduced(Paso_SystemMatrix* mat,
181      //        const escript::Data& X, const escript::Data& Y,              escript::Data& rhs, const escript::Data& A, const escript::Data& B,
182      //        const escript::Data& d, const escript::Data& y) const;              const escript::Data& C, const escript::Data& D,
183                const escript::Data& X, const escript::Data& Y) const;
184        virtual void assemblePDEBoundarySingleReduced(Paso_SystemMatrix* mat,
185                escript::Data& rhs, const escript::Data& d,
186                const escript::Data& y) const;
187        virtual void assemblePDESystem(Paso_SystemMatrix* mat, escript::Data& rhs,
188                const escript::Data& A, const escript::Data& B,
189                const escript::Data& C, const escript::Data& D,
190                const escript::Data& X, const escript::Data& Y) const;
191        virtual void assemblePDEBoundarySystem(Paso_SystemMatrix* mat,
192                escript::Data& rhs, const escript::Data& d,
193                const escript::Data& y) const;
194        virtual void assemblePDESystemReduced(Paso_SystemMatrix* mat,
195                escript::Data& rhs, const escript::Data& A, const escript::Data& B,
196                const escript::Data& C, const escript::Data& D,
197                const escript::Data& X, const escript::Data& Y) const;
198        virtual void assemblePDEBoundarySystemReduced(Paso_SystemMatrix* mat,
199                escript::Data& rhs, const escript::Data& d,
200                const escript::Data& y) const;
201      virtual Paso_SystemMatrixPattern* getPattern(bool reducedRowOrder, bool reducedColOrder) const;      virtual Paso_SystemMatrixPattern* getPattern(bool reducedRowOrder, bool reducedColOrder) const;
202      virtual void interpolateNodesOnElements(escript::Data& out,      virtual void interpolateNodesOnElements(escript::Data& out,
203                                         escript::Data& in, bool reduced) const;                                         escript::Data& in, bool reduced) const;
204      virtual void interpolateNodesOnFaces(escript::Data& out, escript::Data& in,      virtual void interpolateNodesOnFaces(escript::Data& out, escript::Data& in,
205                                           bool reduced) const;                                           bool reduced) const;
206        virtual void nodesToDOF(escript::Data& out, escript::Data& in) const;
207        virtual void dofToNodes(escript::Data& out, escript::Data& in) const;
208    
209  private:  private:
210      void populateSampleIds();      void populateSampleIds();
211      int insertNeighbours(IndexVector& index, index_t node) const;      void createPattern();
212      void generateCouplePatterns(Paso_Pattern** colPattern,      void addToMatrixAndRHS(Paso_SystemMatrix* S, escript::Data& F,
213                                  Paso_Pattern** rowPattern) const;             const std::vector<double>& EM_S, const std::vector<double>& EM_F,
214      void addToSystemMatrix(Paso_SystemMatrix* in, dim_t NN_Equa,             bool addS, bool addF, index_t firstNode, dim_t nEq=1, dim_t nComp=1) const;
             const IndexVector& Nodes_Equa, dim_t num_Equa, dim_t NN_Sol,  
             const IndexVector& Nodes_Sol, dim_t num_Sol,  
             const std::vector<double>& array) const;  
215    
216      /// total number of elements in each dimension      /// total number of elements in each dimension
217      dim_t m_gNE0, m_gNE1;      dim_t m_gNE[2];
218    
219        /// origin of domain
220        double m_origin[2];
221    
222      /// side lengths of domain      /// side lengths of domain
223      double m_l0, m_l1;      double m_length[2];
224    
225        /// grid spacings / cell sizes of domain
226        double m_dx[2];
227    
228      /// number of spatial subdivisions      /// number of spatial subdivisions
229      int m_NX, m_NY;      int m_NX[2];
230    
231      /// number of elements for this rank in each dimension      /// number of elements for this rank in each dimension including shared
232      dim_t m_NE0, m_NE1;      dim_t m_NE[2];
233    
234        /// number of own elements for this rank in each dimension
235        dim_t m_ownNE[2];
236    
237      /// number of nodes for this rank in each dimension      /// number of nodes for this rank in each dimension
238      dim_t m_N0, m_N1;      dim_t m_NN[2];
239    
240      /// first node on this rank is at (offset0,offset1) in global mesh      /// first node on this rank is at (offset0,offset1) in global mesh
241      dim_t m_offset0, m_offset1;      dim_t m_offset[2];
242    
243        /// number of face elements per edge (left, right, bottom, top)
244        int m_faceCount[4];
245    
246      /// faceOffset[i]=-1 if face i is not an external face, otherwise it is      /// faceOffset[i]=-1 if face i is not an external face, otherwise it is
247      /// the index of that face (where i: 0=left, 1=right, 2=bottom, 3=top)      /// the index of that face (where i: 0=left, 1=right, 2=bottom, 3=top)
248      IndexVector m_faceOffset;      IndexVector m_faceOffset;
249    
250      /// vector of sample reference identifiers      /// vector of sample reference identifiers
251        IndexVector m_dofId;
252      IndexVector m_nodeId;      IndexVector m_nodeId;
253      IndexVector m_elementId;      IndexVector m_elementId;
254      IndexVector m_faceId;      IndexVector m_faceId;
255    
256      // vector with first node id on each rank      // vector with first node id on each rank
257      IndexVector m_nodeDistribution;      IndexVector m_nodeDistribution;
258    
259        // vector that maps each node to a DOF index (used for the coupler)
260        IndexVector m_dofMap;
261    
262        // Paso connector used by the system matrix and to interpolate DOF to
263        // nodes
264        Paso_Connector* m_connector;
265    
266        // the Paso System Matrix pattern
267        Paso_SystemMatrixPattern* m_pattern;
268  };  };
269    
270    ////////////////////////////// inline methods ////////////////////////////////
271    
272    inline int Rectangle::getNumDataPointsGlobal() const
273    {
274        return (m_gNE[0]+1)*(m_gNE[1]+1);
275    }
276    
277    inline double Rectangle::getLocalCoordinate(int index, int dim) const
278    {
279        EsysAssert((dim>=0 && dim<=1), "'dim' out of bounds");
280        EsysAssert((index>=0 && index<m_NN[dim]), "'index' out of bounds");
281        return m_origin[dim]+m_dx[dim]*(m_offset[dim]+index);
282    }
283    
284    inline Paso_SystemMatrixPattern* Rectangle::getPattern(bool reducedRowOrder,
285                                                       bool reducedColOrder) const
286    {
287        // TODO: reduced
288        return m_pattern;
289    }
290    
291    
292    //protected
293    inline dim_t Rectangle::getNumDOF() const
294    {
295        return (m_gNE[0]+1)/m_NX[0]*(m_gNE[1]+1)/m_NX[1];
296    }
297    
298    //protected
299    inline dim_t Rectangle::getNumNodes() const
300    {
301        return m_NN[0]*m_NN[1];
302    }
303    
304    //protected
305    inline dim_t Rectangle::getNumElements() const
306    {
307        return m_NE[0]*m_NE[1];
308    }
309    
310    //protected
311    inline dim_t Rectangle::getNumFaceElements() const
312    {
313        return m_faceCount[0] + m_faceCount[1] + m_faceCount[2] + m_faceCount[3];
314    }
315    
316    
317  } // end of namespace ripley  } // end of namespace ripley
318    
319  #endif // __RIPLEY_RECTANGLE_H__  #endif // __RIPLEY_RECTANGLE_H__

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