Draws a cone in 3D from a base point to a tip point, with a given radius at the base.
This is used to draw nice arrow heads in arrows3d.
Arguments
- base
coordinates of base of the cone
- tip
coordinates of tip of the cone
- radius
radius of the base
- col
color
- scale
scale factor for base and tip
- ...
rgl arguments passed down; see
rgl.material
