Capsule constructor

Capsule([
  1. Vector3? start,
  2. Vector3? end,
  3. double? radius
])

Implementation

Capsule([Vector3? start, Vector3? end, double? radius]) {
  this.start = start ?? Vector3(0, 0, 0);
  this.end = end ?? Vector3(0, 1, 0);
  this.radius = radius ?? 1;
}