A. Speed mode: Curve thickness changes according to the speed of your gesture movements.
B. Pressure mode: Squeeze trigger to adjust thickness throughout your curve.
C. Taper mode: Curves have tapered ends. The taper length is based on speed.
D. Thick to Thin: Toggle to invert how thickness changes.
E. Ends: Caps your curve ends.
F. Planar: Allows to draw on a plane. Set a drawing plane with non-drawing hand trigger before you draw.
G. Auto Scale: Automatically scales the size of the brush as you scale your scene.
H. Cross section: Chooses your curve type and shape.
I. Polar Symmetry: Polar array around the axis. Pull the non-drawing hand trigger to move symmetry axis.