petsc-3.5.4 2015-05-23
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Creates a line graph context for use with KSP to monitor convergence of true residual norms (as opposed to preconditioned residual norms).


#include "petscksp.h"   
PetscErrorCode  KSPMonitorLGTrueResidualNormCreate(MPI_Comm comm,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_true_residualnorm -Sets true line graph monitor


Use KSPMonitorLGTrueResidualNormDestroy() to destroy this line graph, not PetscDrawLGDestroy().


KSP, monitor, line graph, residual, create, true

See Also

KSPMonitorLGResidualNormDestroy(), KSPMonitorSet(), KSPMonitorDefault()

Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages