/[escript]/trunk/finley/src/ReferenceElements.h
ViewVC logotype

Contents of /trunk/finley/src/ReferenceElements.h

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1198 - (show annotations)
Tue Jun 19 00:24:29 2007 UTC (12 years ago) by btully
File MIME type: text/plain
File size: 6555 byte(s)
Updated Rec9 Shape Functions.
Included a new definition for Hex27 Reference Element and associated Shape Functions.

1 /*
2 ************************************************************
3 * Copyright 2006 by ACcESS MNRF *
4 * *
5 * http://www.access.edu.au *
6 * Primary Business: Queensland, Australia *
7 * Licensed under the Open Software License version 3.0 *
8 * http://www.opensource.org/licenses/osl-3.0.php *
9 * *
10 ************************************************************
11 */
12
13 /**************************************************************/
14
15 /* Finley: Reference elements */
16
17 /**************************************************************/
18
19 /* Author: gross@access.edu.au */
20 /* Version: $Id$ */
21
22 /**************************************************************/
23
24 #ifndef INC_FINLEY_REFERENCEELEMENTS
25 #define INC_FINLEY_REFERENCEELEMENTS
26
27
28 /**************************************************************/
29
30 #include "Finley.h"
31 #include "ShapeFunctions.h"
32 #include "Quadrature.h"
33
34 /**************************************************************/
35
36 /* The ids of the allowed reference ellements: */
37
38 #define MAX_numNodes 64
39
40 typedef enum {
41 Point1,
42 Line2,
43 Line3,
44 Line4,
45 Tri3,
46 Tri6,
47 Tri9,
48 Tri10,
49 Rec4,
50 Rec8,
51 Rec9,
52 Rec12,
53 Rec16,
54 Tet4,
55 Tet10,
56 Tet16,
57 Hex8,
58 Hex20,
59 Hex27,
60 Hex32,
61 Line2Face,
62 Line3Face,
63 Line4Face,
64 Tri3Face,
65 Tri6Face,
66 Tri9Face,
67 Tri10Face,
68 Rec4Face,
69 Rec8Face,
70 Rec9Face,
71 Rec12Face,
72 Rec16Face,
73 Tet4Face,
74 Tet10Face,
75 Tet16Face,
76 Hex8Face,
77 Hex20Face,
78 Hex27Face,
79 Hex32Face,
80 Point1_Contact,
81 Line2_Contact,
82 Line3_Contact,
83 Line4_Contact,
84 Tri3_Contact,
85 Tri6_Contact,
86 Tri9_Contact,
87 Tri10_Contact,
88 Rec4_Contact,
89 Rec8_Contact,
90 Rec9_Contact,
91 Rec12_Contact,
92 Rec16_Contact,
93 Line2Face_Contact,
94 Line3Face_Contact,
95 Line4Face_Contact,
96 Tri3Face_Contact,
97 Tri6Face_Contact,
98 Tri9Face_Contact,
99 Tri10Face_Contact,
100 Rec4Face_Contact,
101 Rec8Face_Contact,
102 Rec9Face_Contact,
103 Rec12Face_Contact,
104 Rec16Face_Contact,
105 Tet4Face_Contact,
106 Tet10Face_Contact,
107 Tet16Face_Contact,
108 Hex8Face_Contact,
109 Hex20Face_Contact,
110 Hex27Face_Contact,
111 Hex32Face_Contact,
112 NoType /* marks end of list */
113 } ElementTypeId;
114
115 /**************************************************************/
116
117 /* this struct holds the definition of the reference element: */
118
119 typedef struct Finley_RefElementInfo {
120 ElementTypeId TypeId; /* the id */
121 char* Name; /* the name in text form e.g. Line1,Rec12,... */
122 dim_t numLocalDim; /* local dimension of the element */
123 dim_t numDim; /* dimension of the element */
124 dim_t numNodes; /* number of nodes defining the element*/
125 dim_t numShapes; /* number of shape functions, typically = numNodes*/
126 dim_t numOrder; /* order of the shape functions */
127 dim_t numVertices; /* number of vertices of the element */
128 ElementTypeId LinearTypeId; /* id of the linear version of the element */
129 index_t linearNodes[MAX_numNodes]; /* gives the list of nodes defining the linear element, typically it is linearNodes[i]=i */
130 Finley_Shape_Function* getValues; /* function to evaluate the shape functions at a set of points */
131 Finley_Quad_getNodes* getQuadNodes; /* function to set the quadrature points */
132 Finley_Quad_getNumNodes* getNumQuadNodes; /* function selects the number of quadrature nodes for a given accuracy order */
133 dim_t numGeoNodes; /* nuber of nodes used to describe the geometry of the geometrically relevant part of the element */
134 /* typically this is numNodes but for volumenic elements used to descrbe faces this is the number of */
135 /* nodes on the particular face */
136 index_t geoNodes[MAX_numNodes]; /* list to gather the geometrically relevant nodes */
137 dim_t numNodesOnFace; /* if the element is allowed as a face element, numNodesOnFace defines the number of nodes */
138 /* defining the face */
139 /* the following lists are only used for face elements defined by numNodesOnFace>0 */
140 index_t faceNode[MAX_numNodes]; /* list of the nodes defining the face */
141 index_t shiftNodes[MAX_numNodes]; /* defines a permutation of the nodes which rotates the nodes on the face */
142 index_t reverseNodes[MAX_numNodes]; /* reverses the order of the nodes on a face. teh permutation has keep 0 fixed. */
143 /* shiftNodes={-1} or reverseNodes={-1} are ignored. */
144 } Finley_RefElementInfo;
145
146 /**************************************************************/
147
148 /* this struct holds the realization of a reference element */
149
150 typedef struct Finley_RefElement {
151 Finley_RefElementInfo* Type; /* type of the reference element */
152 int numQuadNodes; /* number of quadrature points */
153 double *QuadNodes; /* coordinates of quadrature nodes */
154 double *QuadWeights; /* weights of the quadrature scheme */
155 double *S; /* shape functions at quadrature nodes */
156 double *dSdv; /* derivative of the shape functions at quadrature nodes */
157 } Finley_RefElement;
158
159 /**************************************************************/
160
161 /* interfaces: */
162
163 Finley_RefElement* Finley_RefElement_alloc(ElementTypeId,int);
164 void Finley_RefElement_dealloc(Finley_RefElement*);
165 ElementTypeId Finley_RefElement_getTypeId(char*);
166
167 #endif /* #ifndef INC_FINLEY_REFERENCEELEMENTS */
168
169 /*
170 * $Log$
171 * Revision 1.3 2005/09/15 03:44:23 jgs
172 * Merge of development branch dev-02 back to main trunk on 2005-09-15
173 *
174 * Revision 1.2.2.1 2005/09/07 06:26:21 gross
175 * the solver from finley are put into the standalone package paso now
176 *
177 * Revision 1.2 2005/07/08 04:07:56 jgs
178 * Merge of development branch back to main trunk on 2005-07-08
179 *
180 * Revision 1.1.1.1.2.1 2005/06/29 02:34:55 gross
181 * some changes towards 64 integers in finley
182 *
183 * Revision 1.1.1.1 2004/10/26 06:53:57 jgs
184 * initial import of project esys2
185 *
186 * Revision 1.1.1.1 2004/06/24 04:00:40 johng
187 * Initial version of eys using boost-python.
188 *
189 *
190 */

Properties

Name Value
svn:eol-style native
svn:keywords Author Date Id Revision

  ViewVC Help
Powered by ViewVC 1.1.26