/[escript]/trunk/ripley/src/Brick.h
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Annotation of /trunk/ripley/src/Brick.h

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Revision 3756 - (hide annotations)
Fri Jan 6 02:35:19 2012 UTC (7 years, 8 months ago) by caltinay
Original Path: branches/ripleygmg_from_3668/ripley/src/Brick.h
File MIME type: text/plain
File size: 6932 byte(s)
Fixed interpolation from DOF to nodes and moved common code to the base class.

1 caltinay 3691
2     /*******************************************************
3     *
4     * Copyright (c) 2003-2011 by University of Queensland
5     * 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_BRICK_H__
15     #define __RIPLEY_BRICK_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     Brick is the 3-dimensional implementation of a RipleyDomain.
26     */
27     class Brick: public RipleyDomain
28     {
29     public:
30    
31     /**
32     \brief creates a hexagonal mesh with n0 x n1 x n2 elements over the
33     brick [0,l0] x [0,l1] x [0,l2].
34     \param n0,n1,n2 number of elements in each dimension
35     \param l0,l1,l2 length of each side of brick
36     \param d0,d1,d2 number of subdivisions in each dimension
37     */
38     RIPLEY_DLL_API
39     Brick(int n0, int n1, int n2, double l0, double l1, double l2, int d0,
40     int d1, int d2);
41    
42     /**
43     \brief
44     Destructor.
45     */
46     RIPLEY_DLL_API
47     ~Brick();
48    
49     /**
50     \brief
51     returns a description for this domain
52     */
53     RIPLEY_DLL_API
54     virtual std::string getDescription() const;
55    
56     /**
57     \brief equality operator
58     */
59     RIPLEY_DLL_API
60     virtual bool operator==(const escript::AbstractDomain& other) const;
61    
62     /**
63     \brief
64     dumps the mesh to a file with the given name
65     \param filename The name of the output file
66     */
67     RIPLEY_DLL_API
68     void dump(const std::string& filename) const;
69    
70     /**
71     \brief
72     returns the reference number of the given sample number
73     \param fsType The function space type
74     */
75     RIPLEY_DLL_API
76     const int* borrowSampleReferenceIDs(int fsType) const;
77    
78     /**
79     \brief
80     returns true if this rank owns the sample id.
81     */
82     RIPLEY_DLL_API
83     virtual bool ownSample(int fs_code, index_t id) const;
84    
85     /**
86     \brief
87 caltinay 3703 copies the gradient of 'in' into 'out'. The actual function space to be
88     considered for the gradient is defined by 'in'. Both arguments have to
89     be defined on this domain.
90     */
91     RIPLEY_DLL_API
92     virtual void setToGradient(escript::Data& out, const escript::Data& in) const;
93    
94     /**
95     \brief
96 caltinay 3713 copies the integrals of the function defined by arg into integrals.
97     arg has to be defined on this domain.
98     */
99     RIPLEY_DLL_API
100     virtual void setToIntegrals(std::vector<double>& integrals, const escript::Data& arg) const;
101    
102     /**
103     \brief
104 caltinay 3722 copies the surface normals at data points into out. The actual function
105     space to be considered is defined by out. out has to be defined on this
106     domain.
107     */
108     RIPLEY_DLL_API
109     virtual void setToNormal(escript::Data& out) const;
110    
111     /**
112     \brief
113 caltinay 3691 returns the number of data points summed across all MPI processes
114     */
115     RIPLEY_DLL_API
116     virtual int getNumDataPointsGlobal() const { return (m_gNE0+1)*(m_gNE1+1)*(m_gNE2+1); }
117    
118     /**
119     \brief
120     writes information about the mesh to standard output
121     \param full whether to print additional data
122     */
123     RIPLEY_DLL_API
124     virtual void Print_Mesh_Info(const bool full=false) const;
125    
126 caltinay 3698 /**
127     \brief
128     returns the number of nodes per MPI rank in each dimension
129     */
130     RIPLEY_DLL_API
131     virtual IndexVector getNumNodesPerDim() const;
132    
133     /**
134     \brief
135     returns the number of elements per MPI rank in each dimension
136     */
137     RIPLEY_DLL_API
138     virtual IndexVector getNumElementsPerDim() const;
139    
140     /**
141     \brief
142     returns the number of face elements in the order
143     (left,right,bottom,top,[front,back]) on current MPI rank
144     */
145     RIPLEY_DLL_API
146     virtual IndexVector getNumFacesPerBoundary() const;
147    
148     /**
149     \brief
150     returns the node distribution vector
151     */
152     RIPLEY_DLL_API
153     virtual IndexVector getNodeDistribution() const { return m_nodeDistribution; }
154    
155     /**
156     \brief
157     returns the first coordinate value and the node spacing along given
158     dimension as a pair
159     */
160     RIPLEY_DLL_API
161     virtual std::pair<double,double> getFirstCoordAndSpacing(dim_t dim) const;
162    
163 caltinay 3691 protected:
164     virtual dim_t getNumNodes() const { return m_N0*m_N1*m_N2; }
165     virtual dim_t getNumElements() const { return m_NE0*m_NE1*m_NE2; }
166     virtual dim_t getNumFaceElements() const;
167 caltinay 3750 virtual dim_t getNumDOF() const;
168 caltinay 3756 virtual dim_t insertNeighbourNodes(IndexVector& index, index_t node) const;
169 caltinay 3691 virtual void assembleCoordinates(escript::Data& arg) const;
170 caltinay 3754 virtual void assemblePDESingle(Paso_SystemMatrix* mat, escript::Data& rhs,
171     const escript::Data& A, const escript::Data& B,
172     const escript::Data& C, const escript::Data& D,
173     const escript::Data& X, const escript::Data& Y,
174     const escript::Data& d, const escript::Data& y) const;
175 caltinay 3691 virtual Paso_SystemMatrixPattern* getPattern(bool reducedRowOrder, bool reducedColOrder) const;
176 caltinay 3711 virtual void interpolateNodesOnElements(escript::Data& out,
177     escript::Data& in, bool reduced) const;
178     virtual void interpolateNodesOnFaces(escript::Data& out, escript::Data& in,
179     bool reduced) const;
180 caltinay 3753 virtual void nodesToDOF(escript::Data& out, escript::Data& in) const;
181 caltinay 3755 virtual void dofToNodes(escript::Data& out, escript::Data& in) const;
182 caltinay 3691
183     private:
184     void populateSampleIds();
185 caltinay 3756 void createPattern();
186 caltinay 3691
187     /// total number of elements in each dimension
188     dim_t m_gNE0, m_gNE1, m_gNE2;
189    
190     /// side lengths of domain
191     double m_l0, m_l1, m_l2;
192    
193     /// number of spatial subdivisions
194     int m_NX, m_NY, m_NZ;
195    
196     /// number of elements for this rank in each dimension
197     dim_t m_NE0, m_NE1, m_NE2;
198    
199     /// number of nodes for this rank in each dimension
200     dim_t m_N0, m_N1, m_N2;
201    
202     /// first node on this rank is at (offset0,offset1,offset2) in global mesh
203     dim_t m_offset0, m_offset1, m_offset2;
204    
205 caltinay 3704 /// faceOffset[i]=-1 if face i is not an external face, otherwise it is
206     /// the index of that face (where i: 0=left, 1=right, 2=bottom, 3=top,
207     /// 4=front, 5=back)
208     IndexVector m_faceOffset;
209    
210 caltinay 3691 /// vector of sample reference identifiers
211 caltinay 3753 IndexVector m_dofId;
212 caltinay 3691 IndexVector m_nodeId;
213     IndexVector m_elementId;
214     IndexVector m_faceId;
215 caltinay 3698
216     // vector with first node id on each rank
217     IndexVector m_nodeDistribution;
218 caltinay 3754
219 caltinay 3756 // vector that maps each node to a DOF index (used for the coupler)
220     IndexVector m_dofMap;
221    
222     // Paso connector used by the system matrix and to interpolate DOF to
223     // nodes
224     Paso_Connector* m_connector;
225    
226     // the Paso System Matrix pattern
227     Paso_SystemMatrixPattern* m_pattern;
228 caltinay 3691 };
229    
230     } // end of namespace ripley
231    
232     #endif // __RIPLEY_BRICK_H__
233    

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