petsc-3.12.5 2020-03-29
KSPMonitorLGTrueResidualNormCreate
Creates a line graph context for use with KSP to monitor convergence of true residual norms (as opposed to preconditioned residual norms).
Synopsis
#include "petscksp.h"
PetscErrorCode KSPMonitorLGTrueResidualNormCreate(MPI_Comm comm,const char host[],const char label[],int x,int y,int m,int n,PetscDrawLG *lgctx)
Collective
Input Parameters
| comm | - communicator context
|
| host | - the X display to open, or null for the local machine
|
| label | - the title to put in the title bar
|
| x, y | - the screen coordinates of the upper left coordinate of
the window
|
| m, n | - the screen width and height in pixels
|
Output Parameter
lgctx -the drawing context
Options Database Key
-ksp_monitor_lg_true_residualnorm -Sets true line graph monitor
Notes
Use PetscDrawLGDestroy() to destroy this line graph.
See Also
KSPMonitorSet(), KSPMonitorDefault(), KSPMonitorLGResidualNormCreate()
Level
intermediate
Location
src/ksp/ksp/interface/xmon.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages