Draw vectors with the available display styling options.

Input parameters:

1. Vc → Vectors to style.
2. Pt → Optional vector anchor points. If not specified, the incoming vectors must already have anchors.
3. St → Optional vector shape style.
   • 0 → World
   • 1 → Camera
   • 2 → Screen
   • 3 → Pointer
   • 4 → Marker
4. Wg → Optional line weights for each vector.
5. Gr → Optional gradient to apply to vector lengths.
6. Fn → Optional function to apply to vector lengths prior to gradient colouring.

Output parameters:

1. Vs → Styled vectors.