slepc-3.7.4 2017-05-17
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# SVDMonitorLGCreate

Creates a line graph context for use with SVD to monitor convergence.

### Synopsis

    #include "slepcsvd.h"
    PetscErrorCode SVDMonitorLGCreate(MPI_Comm comm,const char host[],const char label[],int x,int y,int m,int n,PetscDrawLG *lgctx)

Collective on MPI_Comm

### 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 Keys

| -svd_monitor_lg | - Sets line graph monitor for the first residual
| -svd_monitor_lg_all | - Sets line graph monitor for all residuals

### Notes

Use PetscDrawLGDestroy() to destroy this line graph.

### See Also

SVDMonitorSet()

Location: src/svd/interface/svdmon.c
Index of all SVD routines
Table of Contents for all manual pages
Index of all manual pages