PCPreSolve
Optional pre-solve phase, intended for any preconditioner-specific actions that must be performed before the iterative solve itself.
Synopsis
int PCPreSolve(PC pc,KSP ksp)
Collective on
PC
Input Parameters
pc | - the preconditioner context
|
ksp | - the Krylov subspace context
|
Sample of Usage
PCPreSolve(pc,ksp);
KSPSolve(ksp,its);
PCPostSolve(pc,ksp);
Note
The pre-solve phase is distinct from the PCSetUp() phase.
Keywords
PC, pre-solve
See Also
PCPostSolve()
Location: src/pc/interface/precon.c
PC Index
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