projectionOfPoint = (plane, point) => {
  const a = point[0] * plane[0] + point[1] * plane[1] + point[2] * plane[2] - plane[3]
  const x = point[0] - a * plane[0]
  const y = point[1] - a * plane[1]
  const z = point[2] - a * plane[2]
  return vec3.fromValues(x, y, z)
}
Project the given point on to the given plane.

@param {plane} plane - plane of reference
@param {vec3} point - point of reference
@return {vec3} projected point on plane
@alias module:modeling/maths/plane.projectionOfPoint