To modify the ribbon width and set the scalar field by which to twist the ribbon, use the
Ribbon Attributes dialog box. You can open this dialog box by clicking the
Attributes... button in the
Pathlines dialog box when the selected
Style is ribbon. See Section
29.1.4 for details about the items below.
Controls
Width
determines the thickness of the ribbon.
Twist Scale
sets the amount of twist for a given field. To magnify the twist for a field with very little change, increase this factor; to display less twist for a field with dramatic changes, decrease this factor.
Twist By
contains a drop-down list from which you can select a scalar field on which pathline twisting is based.
Min/Max
displays the minimum/maximum value of the scalar field selected in
Twist By.