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Revision 3764 - (hide annotations)
Tue Jan 10 06:31:15 2012 UTC (7 years, 10 months ago) by caltinay
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File size: 7762 byte(s)
Fixed integration now that elements overlap + code cleanup.

1 caltinay 3691
2     /*******************************************************
3     *
4 caltinay 3764 * Copyright (c) 2003-2012 by University of Queensland
5 caltinay 3691 * Earth Systems Science Computational Center (ESSCC)
6     * http://www.uq.edu.au/esscc
7     *
8     * Primary Business: Queensland, Australia
9     * Licensed under the Open Software License version 3.0
10     * http://www.opensource.org/licenses/osl-3.0.php
11     *
12     *******************************************************/
13    
14     #ifndef __RIPLEY_RECTANGLE_H__
15     #define __RIPLEY_RECTANGLE_H__
16    
17     #include <ripley/RipleyDomain.h>
18    
19 caltinay 3756 struct Paso_Connector;
20    
21 caltinay 3691 namespace ripley {
22    
23     /**
24     \brief
25     Rectangle is the 2-dimensional implementation of a RipleyDomain.
26     */
27     class Rectangle: public RipleyDomain
28     {
29     public:
30    
31     /**
32     \brief creates a rectangular mesh with n0 x n1 elements over the
33     rectangle [0,l0] x [0,l1].
34     \param n0,n1 number of elements in each dimension
35     \param l0,l1 length of each side of rectangle
36     \param d0,d1 number of subdivisions in each dimension
37     */
38     RIPLEY_DLL_API
39     Rectangle(int n0, int n1, double l0, double l1, int d0, int d1);
40    
41     /**
42     \brief
43     Destructor.
44     */
45     RIPLEY_DLL_API
46     ~Rectangle();
47    
48     /**
49     \brief
50     returns a description for this domain
51     */
52     RIPLEY_DLL_API
53     virtual std::string getDescription() const;
54    
55     /**
56     \brief equality operator
57     */
58     RIPLEY_DLL_API
59     virtual bool operator==(const escript::AbstractDomain& other) const;
60    
61     /**
62     \brief
63     dumps the mesh to a file with the given name
64     \param filename The name of the output file
65     */
66     RIPLEY_DLL_API
67     void dump(const std::string& filename) const;
68    
69     /**
70     \brief
71     returns the array of reference numbers for a function space type
72     \param fsType The function space type
73     */
74     RIPLEY_DLL_API
75     const int* borrowSampleReferenceIDs(int fsType) const;
76    
77     /**
78     \brief
79     returns true if this rank owns the sample id.
80     */
81     RIPLEY_DLL_API
82     virtual bool ownSample(int fs_code, index_t id) const;
83    
84     /**
85     \brief
86 caltinay 3722 copies the surface normals at data points into out. The actual function
87     space to be considered is defined by out. out has to be defined on this
88     domain.
89     */
90     RIPLEY_DLL_API
91     virtual void setToNormal(escript::Data& out) const;
92    
93     /**
94     \brief
95 caltinay 3760 copies the size of samples into out. The actual function space to be
96     considered is defined by out. out has to be defined on this domain.
97     */
98     RIPLEY_DLL_API
99     virtual void setToSize(escript::Data& out) const;
100    
101     /**
102     \brief
103 caltinay 3691 returns the number of data points summed across all MPI processes
104     */
105     RIPLEY_DLL_API
106     virtual int getNumDataPointsGlobal() const { return (m_gNE0+1)*(m_gNE1+1); }
107    
108     /**
109     \brief
110     writes information about the mesh to standard output
111     \param full whether to print additional data
112     */
113     RIPLEY_DLL_API
114     virtual void Print_Mesh_Info(const bool full=false) const;
115    
116 caltinay 3697 /**
117     \brief
118     returns the number of nodes per MPI rank in each dimension
119     */
120     RIPLEY_DLL_API
121     virtual IndexVector getNumNodesPerDim() const;
122    
123     /**
124     \brief
125     returns the number of elements per MPI rank in each dimension
126     */
127     RIPLEY_DLL_API
128     virtual IndexVector getNumElementsPerDim() const;
129    
130     /**
131     \brief
132     returns the number of face elements in the order
133     (left,right,bottom,top,[front,back]) on current MPI rank
134     */
135     RIPLEY_DLL_API
136     virtual IndexVector getNumFacesPerBoundary() const;
137    
138     /**
139     \brief
140     returns the node distribution vector
141     */
142     RIPLEY_DLL_API
143     virtual IndexVector getNodeDistribution() const { return m_nodeDistribution; }
144    
145     /**
146     \brief
147     returns the first coordinate value and the node spacing along given
148     dimension as a pair
149     */
150     RIPLEY_DLL_API
151     virtual std::pair<double,double> getFirstCoordAndSpacing(dim_t dim) const;
152    
153 caltinay 3691 protected:
154     virtual dim_t getNumNodes() const { return m_N0*m_N1; }
155     virtual dim_t getNumElements() const { return m_NE0*m_NE1; }
156 caltinay 3756 virtual dim_t getNumFaceElements() const;
157 caltinay 3750 virtual dim_t getNumDOF() const;
158 caltinay 3756 virtual dim_t insertNeighbourNodes(IndexVector& index, index_t node) const;
159 caltinay 3691 virtual void assembleCoordinates(escript::Data& arg) const;
160 caltinay 3764 virtual void assembleGradient(escript::Data& out, escript::Data& in) const;
161     virtual void assembleIntegrate(std::vector<double>& integrals, escript::Data& arg) const;
162 caltinay 3748 virtual void assemblePDESingle(Paso_SystemMatrix* mat, escript::Data& rhs,
163     const escript::Data& A, const escript::Data& B,
164     const escript::Data& C, const escript::Data& D,
165     const escript::Data& X, const escript::Data& Y,
166     const escript::Data& d, const escript::Data& y) const;
167 caltinay 3762 virtual void assemblePDESingleReduced(Paso_SystemMatrix* mat,
168     escript::Data& rhs, const escript::Data& A, const escript::Data& B,
169     const escript::Data& C, const escript::Data& D,
170     const escript::Data& X, const escript::Data& Y,
171     const escript::Data& d, const escript::Data& y) const;
172 caltinay 3760 virtual void assemblePDESystem(Paso_SystemMatrix* mat, escript::Data& rhs,
173     const escript::Data& A, const escript::Data& B,
174     const escript::Data& C, const escript::Data& D,
175     const escript::Data& X, const escript::Data& Y,
176     const escript::Data& d, const escript::Data& y) const;
177 caltinay 3762 virtual void assemblePDESystemReduced(Paso_SystemMatrix* mat,
178     escript::Data& rhs, const escript::Data& A, const escript::Data& B,
179     const escript::Data& C, const escript::Data& D,
180     const escript::Data& X, const escript::Data& Y,
181     const escript::Data& d, const escript::Data& y) const;
182 caltinay 3691 virtual Paso_SystemMatrixPattern* getPattern(bool reducedRowOrder, bool reducedColOrder) const;
183 caltinay 3711 virtual void interpolateNodesOnElements(escript::Data& out,
184     escript::Data& in, bool reduced) const;
185     virtual void interpolateNodesOnFaces(escript::Data& out, escript::Data& in,
186     bool reduced) const;
187 caltinay 3750 virtual void nodesToDOF(escript::Data& out, escript::Data& in) const;
188 caltinay 3755 virtual void dofToNodes(escript::Data& out, escript::Data& in) const;
189 caltinay 3691
190     private:
191     void populateSampleIds();
192 caltinay 3756 void createPattern();
193 caltinay 3691
194     /// total number of elements in each dimension
195     dim_t m_gNE0, m_gNE1;
196    
197     /// side lengths of domain
198     double m_l0, m_l1;
199    
200     /// number of spatial subdivisions
201     int m_NX, m_NY;
202    
203 caltinay 3764 /// number of elements for this rank in each dimension including shared
204 caltinay 3691 dim_t m_NE0, m_NE1;
205    
206 caltinay 3764 /// number of own elements for this rank in each dimension
207     dim_t m_ownNE0, m_ownNE1;
208    
209 caltinay 3691 /// number of nodes for this rank in each dimension
210     dim_t m_N0, m_N1;
211    
212     /// first node on this rank is at (offset0,offset1) in global mesh
213     dim_t m_offset0, m_offset1;
214    
215 caltinay 3704 /// faceOffset[i]=-1 if face i is not an external face, otherwise it is
216     /// the index of that face (where i: 0=left, 1=right, 2=bottom, 3=top)
217     IndexVector m_faceOffset;
218    
219 caltinay 3691 /// vector of sample reference identifiers
220 caltinay 3750 IndexVector m_dofId;
221 caltinay 3691 IndexVector m_nodeId;
222     IndexVector m_elementId;
223     IndexVector m_faceId;
224 caltinay 3697
225     // vector with first node id on each rank
226     IndexVector m_nodeDistribution;
227 caltinay 3752
228 caltinay 3756 // vector that maps each node to a DOF index (used for the coupler)
229     IndexVector m_dofMap;
230    
231     // Paso connector used by the system matrix and to interpolate DOF to
232     // nodes
233     Paso_Connector* m_connector;
234    
235     // the Paso System Matrix pattern
236     Paso_SystemMatrixPattern* m_pattern;
237 caltinay 3691 };
238    
239     } // end of namespace ripley
240    
241     #endif // __RIPLEY_RECTANGLE_H__
242    

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