petsc-dev 2014-07-12
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KSPMonitorLGResidualNormCreate

Creates a line graph context for use with KSP to monitor convergence of preconditioned residual norms.

Synopsis

#include "petscksp.h"   
PetscErrorCode  KSPMonitorLGResidualNormCreate(const char host[],const char label[],int x,int y,int m,int n,PetscDrawLG *draw)
Collective on KSP

Input Parameters

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

draw -the drawing context

Options Database Key

-ksp_monitor_lg_residualnorm -Sets line graph monitor

Notes

Use KSPMonitorLGResidualNormDestroy() to destroy this line graph; do not use PetscDrawLGDestroy().

Keywords

KSP, monitor, line graph, residual, create

See Also

KSPMonitorLGResidualNormDestroy(), KSPMonitorSet(), KSPMonitorLGTrueResidualCreate()

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