get_shape_vertices: Get Shape Vertices
Description
Dispatch function to get vertices for any supported shape.
Usage
get_shape_vertices(shape, x, y, r, r2 = NULL, ...)
Value
List with x, y vectors of vertices.
Arguments
- shape
Shape name.
- x
Center x coordinate.
- y
Center y coordinate.
- r
Radius/size.
- r2
Secondary radius (for ellipse, rectangle).
- ...
Additional shape-specific parameters.