petsc-3.8.4 2018-03-24
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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 *lgctx)
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

lgctx -the drawing context

Options Database Key

-ksp_monitor_lg_true_residualnorm -Sets true line graph monitor


Use PetscDrawLGDestroy() to destroy this line graph.


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

See Also

KSPMonitorSet(), KSPMonitorDefault(), KSPMonitorLGResidualNormCreate()

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