/[escript]/trunk/finley/src/Util.h
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Contents of /trunk/finley/src/Util.h

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Revision 82 - (show annotations)
Tue Oct 26 06:53:54 2004 UTC (15 years, 3 months ago) by jgs
Original Path: trunk/esys2/finley/src/finleyC/Util.h
File MIME type: text/plain
File size: 2542 byte(s)
Initial revision

1 /* $Id$ */
2
3 #ifndef INC_FINLEY_UTIL
4 #define INC_FINLEY_UTIL
5
6 /**************************************************************/
7
8 /* Some utility routines: */
9
10 /**************************************************************/
11
12 /* Copyrights by ACcESS Australia, 2003 */
13 /* author: gross@access.edu.au */
14 /* Version: $Id$ */
15
16 /**************************************************************/
17
18 #include "Common.h"
19
20 /**************************************************************/
21
22 void Finley_Util_Gather_double(int len,maybelong* index,int numData,double* in,double * out);
23 void Finley_Util_Gather_int(int len,maybelong* index,int numData,maybelong* in,maybelong * out);
24 void Finley_Util_AddScatter(int len,maybelong* index,int numData,double* in,double * out);
25 void Finley_Util_SmallMatMult(int A1,int A2, double* A, int B2, double*B, double* C);
26 void Finley_Util_SmallMatSetMult(int len,int A1,int A2, double* A, int B2, double*B, double* C);
27 void Finley_Util_InvertSmallMat(int len,int dim,double* A,double *invA, double* det);
28 void Finley_Util_DetOfSmallMat(int len,int dim,double* A,double* det);
29 void Finley_NormalVector(int len, int dim, int dim1, double* A,double* Normal);
30 void Finley_LengthOfNormalVector(int len, int dim, int dim1, double* A,double* length);
31 void Finley_Util_InvertMap(int, maybelong*,int, maybelong*);
32 maybelong Finley_Util_getMaxInt(int dim,int N,maybelong* values);
33 maybelong Finley_Util_getMinInt(int dim,int N,maybelong* values);
34 maybelong Finley_Util_packMask(maybelong N,maybelong* mask,maybelong* index);
35 int Finley_Util_isAny(maybelong N,maybelong* array,maybelong value);
36 void Finley_copyDouble(int n,double* source,double* target);
37
38
39 /* Finley_Util_orderValueAndIndex is used to sort items by a value */
40 /* index points to the location of the original item array. */
41 /* it can be used to reorder the array */
42 struct Finley_Util_ValueAndIndex {
43 maybelong index;
44 maybelong value;
45 };
46 typedef struct Finley_Util_ValueAndIndex Finley_Util_ValueAndIndex;
47
48 void Finley_Util_sortValueAndIndex(int n,Finley_Util_ValueAndIndex* array);
49
50 int Finley_Util_ValueAndIndex_compar(const void *, const void *);
51
52 #endif /* #ifndef INC_FINLEY_UTIL */
53
54 /*
55 * $Log$
56 * Revision 1.1 2004/10/26 06:53:57 jgs
57 * Initial revision
58 *
59 * Revision 1.3 2004/08/26 12:03:52 gross
60 * Some other bug in Finley_Assemble_gradient fixed.
61 *
62 * Revision 1.2 2004/07/02 04:21:13 gross
63 * Finley C code has been included
64 *
65 * Revision 1.1.1.1 2004/06/24 04:00:40 johng
66 * Initial version of eys using boost-python.
67 *
68 *
69 */

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