[petsc-users] Viewer Draw just flickers

2016-02-12 Thread Florian Lindner
Hello, I have this code to draw the structure of a matrix: PetscErrorCode ierr; PetscViewer viewer; ierr = PetscViewerCreate(communicator, ); CHKERRV(ierr); ierr = PetscViewerSetType(viewer, PETSCVIEWERDRAW); CHKERRV(ierr); ierr = MatView(matrix, viewer); CHKERRV(ierr); ierr =

Re: [petsc-users] Viewer Draw just flickers

2016-02-12 Thread Matthew Knepley
On Fri, Feb 12, 2016 at 3:26 AM, Florian Lindner wrote: > Hello, > > I have this code to draw the structure of a matrix: > > PetscErrorCode ierr; > PetscViewer viewer; > ierr = PetscViewerCreate(communicator, ); CHKERRV(ierr); > ierr = PetscViewerSetType(viewer,