== VisIt tutorial for SoHPC@EPCC == [[Image(ex1.png,right,244)]] Prepare PATH environment by typing: {{{ #!sh export PATH=/opt/visit-2.6.2/bin:${PATH} }}} == Contours of a scalar variable == 1. Open VisIt and `noise.silo` with a single command or use File -> Open {{{ #!sh visit -o /opt/visit-2.6.2/data/noise.silo }}} 1. Type `Ctrl+I` to display info about the data opened and then close the window 1. Click Add -> Contour -> hardyglobal 1. Click Draw 1. Double click on Contour (or Right-click ->Edit plot description) 1. Under select by choose ->N Levels enter 5 1. Change the opacity levels 1. Click Apply 1. Click Dismiss 1. Click Delete == Pseudocolor and Isosurfaces for a scalar variable == [[Image(ex2.png, 500, right)]] 1. Click Add -> Pseudocolor -> hardyglobal 1. Click Draw 1. Click Operator -> Slicing -> Isosurface 1. Click Draw 1. Click Arrow to expand 1. Double-Click Isosurface 1. Under `Select by` choose ->Percent(s) enter 40 1. Click Apply 1. Rotate with a mouse We will add additional isosurface at 80% 1. Double-Click -> Pseudocolor 1. Change Opacity 1. Click Apply & Dismiss 1. Click Add -> Pseudocolor -> hardyglobal 1. Click Operator -> Slicing -> Isosurface 1. Click Arrow to expand 1. Double-Click Isosurface 1. Disable `Apply operators to all plots` on GUI window 1. Under `Select by` choose ->Percent(s) enter 80 1. Click Apply -> Dismiss -> Draw == Clip Isosurfaces == 1. Click and enable -> apply operators and selection to all plots 1. Click Operators -> Selection -> Clip 1. Click Draw 1. Double-Click -> Clip 1. Click Plane 2 1. Click Apply & Dismiss 1. Click x (to delete) 1. Click Draw == Slice Isosurfaces == 1. Click Operators -> Slicing -> Slice 1. Click Draw 1. Double-Click -> Slice 1. Click Z-Axis & Project to 2D 1. Click Apply 1. Click Dismiss