Knot table 
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| user action | applet reaction |
| dragging (left mouse button pressed) | rotating about an axis in the picture |
| releasing left mouse button while dragging | spinning about an axis in the picture (new in version -1.25) |
| SHIFT key pressed plus vertical dragging | zooming |
| SHIFT key pressed plus horizontal dragging | rotating about an axis perpendicular to the picture |
| CONTROL key pressed plus vertical dragging | changing focal length |
| CONTROL key pressed plus horizontal dragging | changing strength of stereo effect |
| dragging vertically (right mouse button pressed) | stripping parts of the graphics |
| "o" key | printing parameter settings to Java console |
| "s" key | toggling between single picture, stereo pictures for diverge fusing and stereo pictures for cross fusing |
User interface for all graphics.
The META key is usually mapped to the ALTERNATE or COMMAND key. Rotation about an axis perpendicular to the picture is not possible if a rotating background is included.
Several additional interactions are supported for animations.
| user action | applet reaction |
| entering applet region | starting animation |
| leaving applet region | stopping animation |
| double clicking | stopping or restarting animation |
| META key pressed plus horizontal dragging | switching through frames |
Additional interface for animated graphics.
