All operations are using left mouse button, except unzoom.

Window	Select	Rotate/Tilt	Pan	Zoom	Unzoom
Geometry	Mouse click selects volumes, pipes/wires.	Dragging with left mouse button pressed. Pressing the “q” key while moving the 3D model suppresses the effect of hidden surfaces and speeds up viewing.	N/A	Framing with Control key and dragging with left mouse button pressed. Mouse wheel.	Mouse click with right button. Mouse wheel.
Boundary Conditions	Mouse click select/deselect single surfaces. Dragging the mouse over surfaces with Shift and left mouse button pressed, copies selection/deselection to the surfaces. Mouse click with key “a” pressed selects all surfaces on volume. Mouse click with Shift and key “a” pressed selects all surfaces.
Isoplot	Mouse click defines a point for diagrammes	N/A	Dragging with left mouse button pressed
Diagrammes	Mouse click on the curves points looks up the position on the isoplot.