Actual source code: ztao.c
1: /*$Id$*/
3: #include "zpetsc.h"
4: #include "tao_solver.h"
7: #ifdef PETSC_HAVE_FORTRAN_CAPS
8: #define taogetterminationreason_ TAOGETTERMINATIONREASON
9: #define taocreate_ TAOCREATE
10: #define taosetmethod_ TAOSETMETHOD
11: #define taogetsolution_ TAOGETSOLUTION
12: #define taogetgradient_ TAOGETGRADIENT
13: #define taogetvariablebounds_ TAOGETVARIABLEBOUNDS
14: #define taosetlinesearch_ TAOSETLINESEARCH
15: #define taogetiterationdata_ TAOGETSOLUTIONSTATUS
16: #define taogetsolutionstatus_ TAOGETSOLUTIONSTATUS
17: #define taogetlinearsolver_ TAOGETLINEARSOLVER
19: #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
20: #define taogetterminationreason_ taogetterminationreason
21: #define taocreate_ taocreate
22: #define taosetmethod_ taosetmethod
23: #define taogetsolution_ taogetsolution
24: #define taogetgradient_ taogetgradient
25: #define taogetvariablebounds_ taogetvariablebounds
26: #define taosetlinesearch_ taosetlinesearch
27: #define taogetiterationdata_ taogetsolutionstatus
28: #define taogetsolutionstatus_ taogetsolutionstatus
29: #define taogetlinearsolver_ taogetlinearsolver
31: #endif
35: void PETSC_STDCALL taocreate_(MPI_Comm *comm, CHAR type PETSC_MIXED_LEN(len1),TAO_SOLVER *outtao,int *ierr PETSC_END_LEN(len1) PETSC_END_LEN(len2)){
36: char *t;
37: PetscTruth flg1;
39: FIXCHAR(type,len1,t);
40: *PetscStrncmp(t,"",len1-1,&flg1);
42: if (flg1==PETSC_FALSE){
43: *TaoCreate((MPI_Comm)PetscToPointerComm(*comm), t,outtao);
44: } else if (flg1==PETSC_TRUE){
45: *TaoCreate((MPI_Comm)PetscToPointerComm(*comm), 0,outtao);
46: }
47: FREECHAR(type,t);
48: }
50: void PETSC_STDCALL taogetterminationreason_(TAO_SOLVER *tao,TaoTerminateReason *r,int *info)
51: {
52: *info = TaoGetTerminationReason(*tao,r);
53: }
55: void PETSC_STDCALL taosetmethod_(TAO_SOLVER *tao,CHAR type PETSC_MIXED_LEN(len),
56: int *ierr PETSC_END_LEN(len))
57: {
58: char *t;
60: FIXCHAR(type,len,t);
61: *TaoSetMethod(*tao,t);
62: FREECHAR(type,t);
63: }
66: static void (*f5)(TAO_SOLVER*,TaoVec**,TaoVec**,TaoVec**,TaoVec**,double*,double*,double*,int*,void*,int*);
69: static int ourtaolinesearch(TAO_SOLVER tao,TaoVec* x,TaoVec* g ,TaoVec* dx,TaoVec* w,double *f,double *f_full, double *step,int *flag,void *ctx)
70: {
71: int info = 0;
72: (*f5)(&tao,&x,&g,&dx,&w,f,f_full,step,flag,ctx,&info);CHKERRQ(info);
73: return 0;
74: }
77: void PETSC_STDCALL taosetlinesearch_(TAO_SOLVER *tao,
78: void (*setup)(TAO_SOLVER,void*),
79: void (*options)(TAO_SOLVER,void*),
80: void (*func)(TAO_SOLVER*,TaoVec**,TaoVec**,TaoVec* *,TaoVec**,
81: double*, double*, double*, int*, void*,int*),
82: void (*view)(TAO_SOLVER,void*),
83: void (*destroy)(TAO_SOLVER,void*),
84: void *ctx,int *info){
85: f5 = func;
86: *info = TaoSetLineSearch(*tao,0,0,ourtaolinesearch,0,0,ctx);
87: /*
88: *info = TaoSetLineSearch(*tao,setup,options,ourtaolinesearch,view,destroy,ctx);
89: */
90: }
92:
94: /* ------------------------------------------------------------------------- */
97: void PETSC_STDCALL taogetsolution_(TAO_SOLVER *tao,TaoVec **X,int *info ){
98: *info = TaoGetSolution(*tao,X);
99: }
102: void PETSC_STDCALL taogetgradient_(TAO_SOLVER *tao,TaoVec **G,int *info ){
103: *info = TaoGetSolution(*tao,G);
104: }
108: void PETSC_STDCALL taogetvariablebounds_(TAO_SOLVER *tao,TaoVec** XL,TaoVec** XU, int *info ){
109: *info = TaoGetVariableBounds(*tao,XL,XU);
110: }
114: void PETSC_STDCALL taogetlinearsolver_(TAO_SOLVER *tao,TaoLinearSolver **S,int *info ){
115: *info = TaoGetLinearSolver(*tao,S);
116: }
119: void PETSC_STDCALL taogetsolutionstatus_(TAO_SOLVER *tao, int *it, double *f, double *fnorm, double *cnorm, double *xdiff, TaoTerminateReason *reason,int*info){
120: *info=TaoGetSolutionStatus(*tao,it,f,fnorm,cnorm,xdiff,reason);
121: }
125: #ifdef PETSC_HAVE_FORTRAN_CAPS
126: #define taogetconvergencehistory_ TAOGETCONVERGENCEHISTORY
127: #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
128: #define taogetconvergencehistory_ taogetconvergencehistory
129: #endif
131: void PETSC_STDCALL taogetconvergencehistory_(TAO_SOLVER *tao,
132: int *na, int *info) {
133: int *cits;
134: PetscScalar *ca;
135: *info = TaoGetConvergenceHistory(*tao,&ca,&cits,na);
137: }