1 /* $Id: snes.h,v 1.9 1995/05/02 02:21:55 bsmith Exp curfman $ */ 2 3 #if !defined(__SNES_PACKAGE) 4 #define __SNES_PACKAGE 5 #include "sles.h" 6 7 typedef struct _SNES* SNES; 8 #define SNES_COOKIE PETSC_COOKIE+13 9 10 typedef enum { SNES_NLS, 11 SNES_NTR, 12 SNES_NTR_DOG_LEG, 13 SNES_NTR2_LIN, 14 SUMS_NLS, 15 SUMS_NTR } 16 SNESMethod; 17 18 typedef enum { SNES_T, SUMS_T } SNESTYPE; 19 20 extern int SNESCreate(MPI_Comm,SNES*); 21 extern int SNESSetMethod(SNES,SNESMethod); 22 extern int SNESSetMonitor(SNES, int (*)(SNES,int,double,void*),void *); 23 extern int SNESSetSolution(SNES,Vec,int (*)(SNES,Vec,void*),void *); 24 extern int SNESSetFunction(SNES, Vec, int (*)(SNES,Vec,Vec,void*),void *,int); 25 extern int SNESSetJacobian(SNES,Mat,Mat,int(*)(SNES,Vec,Mat*,Mat*,int*,void*),void *); 26 extern int SNESDestroy(SNES); 27 extern int SNESSetUp(SNES); 28 extern int SNESSolve(SNES,int*); 29 extern int SNESRegister(int, char*, int (*)(SNES)); 30 extern int SNESRegisterAll(); 31 extern int SNESGetSLES(SNES,SLES*); 32 extern int SNESNoLineSearch(SNES,Vec,Vec,Vec,Vec,Vec,double,double*,double*); 33 extern int SNESCubicLineSearch(SNES,Vec,Vec,Vec,Vec,Vec,double,double*,double*); 34 extern int SNESQuadraticLineSearch(SNES,Vec,Vec,Vec,Vec,Vec,double,double*,double*); 35 36 extern int SNESGetSolution(SNES,Vec*); 37 extern int SNESGetFunction(SNES,Vec*); 38 39 extern int SNESPrintHelp(SNES); 40 extern int SNESSetFromOptions(SNES); 41 extern int SNESGetMethodName(SNESMethod,char **); 42 extern int SNESDefaultMonitor(SNES,int,double,void *); 43 extern int SNESDefaultConverged(SNES,double,double,double,void*); 44 45 extern int SNESSetSolutionTolerance(SNES,double); 46 extern int SNESSetAbsoluteTolerance(SNES,double); 47 extern int SNESSetRelativeTolerance(SNES,double); 48 extern int SNESSetTruncationTolerance(SNES,double); 49 extern int SNESSetMaxIterations(SNES,int); 50 extern int SNESSetMaxResidualEvaluations(SNES,int); 51 52 #if defined(__DRAW_PACKAGE) 53 #define SNESLGMonitorCreate KSPLGMonitorCreate 54 #define SNESLGMonitorDestroy KSPLGMonitorDestroy 55 #define SNESLGMonitor ((int (*)(SNES,int,double,void*))KSPLGMonitor) 56 #endif 57 58 #endif 59 60