To rotate a slice,
make sure the Slice Alignment Tool
is selected in the Toolbar.
BioVis3D provides a rotation control, shown in Figure 1, comprised of a center
of rotation and four dragging points.
Dragging of the rotation center.
To rotate the
slice, place the mouse cursor on any of the dragging points of the rotation
control. The mouse cursor changes from
. Click on the dragging point, (the mouse cursor changes to
) and keep the left button pressed
while moving the mouse to rotate the slice (see Figure 3). Once you are
satisfied with the slice position release the mouse button.
To be more precise, move the mouse away from the rotation center
before releasing the mouse button. This way, small rotations are achieved
with relatively large mouse movements.
using the mouse, you can also make small rotations by using the arrow keys while
keeping Ctrl pressed (Ctrl-Arrow Key).
Rotation of a slice.