MatViewFromOptions#
View properties of the matrix based on options set in the options database
Synopsis#
#include "petscmat.h"
PetscErrorCode MatViewFromOptions(Mat A, PetscObject obj, const char name[])
Collective
Input Parameters#
A - the matrix
obj - optional additional object that provides the options prefix to use
name - command line option
Options Database Key#
-mat_view [viewertype]:… - the viewer and its options
Note#
If no value is provided ascii:stdout is used
ascii[:[filename][:[format][:append]]] defaults to stdout - format can be one of ascii_info, ascii_info_detail, or ascii_matlab,
for example ascii::ascii_info prints just the information about the object not all details
unless :append is given filename opens in write mode, overwriting what was already there
binary[:[filename][:[format][:append]]] defaults to the file binaryoutput
draw[:drawtype[:filename]] for example, draw:tikz, draw:tikz:figure.tex or draw:x
socket[:port] defaults to the standard output port
saws[:communicatorname] publishes object to the Scientific Application Webserver (SAWs)
See Also#
Matrices, Mat
, MatView()
, PetscObjectViewFromOptions()
, MatCreate()
Level#
intermediate
Location#
Examples#
src/ksp/ksp/tutorials/ex42.c
src/ksp/ksp/tutorials/ex71.c
src/ksp/ksp/tutorials/ex34.c
src/snes/tutorials/ex62.c
src/ksp/ksp/tutorials/ex19.c
src/ksp/ksp/tutorials/ex85.c
src/ksp/ksp/tutorials/ex29.c
src/ksp/ksp/tutorials/ex21.c
src/snes/tutorials/ex56.c
src/mat/tutorials/ex19.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages