petsc-master 2019-12-13
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KSPMonitorSNESLGResidualNormCreate

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

Synopsis

#include "petsc/private/snesimpl.h"   
PetscErrorCode  KSPMonitorSNESLGResidualNormCreate(MPI_Comm comm,const char host[],const char label[],int x,int y,int m,int n,PetscObject **objs)
Collective on KSP

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

draw -the drawing context

Options Database Key

-ksp_monitor_lg_residualnorm -Sets line graph monitor

Notes

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

See Also

KSPMonitorSNESLGResidualNormDestroy(), KSPMonitorSet(), KSPMonitorSNESLGTrueResidualCreate()

Level

intermediate

Location

src/snes/interface/snesut.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages