PETSc version 3.16.6
PCSetPreSolve
Sets function PCPreSolve() which is intended for any preconditioner-specific actions that must be performed before the iterative solve itself.
Synopsis
#include "petscksp.h"
PetscErrorCode PCSetPreSolve(PC pc,PetscErrorCode (*presolve)(PC,KSP))
Logically Collective on pc
Input Parameters
| pc | - the preconditioner object
|
| presolve | - the function to call before the solve
|
Calling sequence of presolve
func(PC pc,KSP ksp)
| pc | - the PC context
|
| ksp | - the KSP context
|
See Also
PC, PCSetUp(), PCPreSolve()
Level
developer
Location
src/ksp/pc/interface/precon.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages