PETSC_DRAW_X#
PETSc graphics device that uses either X windows or its virtual version Xvfb
Options Database Keys#
- -display - - sets the display to use
- -x_virtual - forces use of a X virtual display Xvfb that will not display anything but -draw_save will still work. Xvfb is automatically started up in PetscSetDisplay() with this option 
- -draw_size w,h - percentage of screen (either 1, .5, .3, .25), or size in pixels 
- -geometry x,y,w,h - set location and size in pixels 
- -draw_virtual - do not open a window (draw on a pixmap), -draw_save will still work 
- -draw_double_buffer - avoid window flickering (draw on pixmap and flush to window) 
See Also#
PetscDraw, PetscDrawOpenX(), PetscDrawSetDisplay(), PetscDrawSetFromOptions()
Level#
beginner
Location#
src/sys/classes/draw/impls/x/xops.c
Index of all Draw routines
Table of Contents for all manual pages
Index of all manual pages