petsc-3.7.3 2016-08-01
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KSPSetPreSolve

 Sets a function that is called before every KSPSolve() is started

Synopsis

#include "petscksp.h" 
PetscErrorCode  KSPSetPreSolve(KSP ksp,PetscErrorCode (*presolve)(KSP,Vec,Vec,void*),void *prectx)
Logically Collective on KSP

Input Parameters

ksp - the solver object
presolve - the function to call before the solve
prectx - any context needed by the function

Keywords

KSP, create, context

See Also

KSPSetUp(), KSPSolve(), KSPDestroy(), KSP, KSPSetPostSolve()

Level:developer
Location:src/ksp/ksp/interface/itcreate.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages