setPoint function
        
void
setPoint()
        
     
    
    
Implementation
void setPoint(String point, Map<String, dynamic> pointMap, BufferGeometry? geometry, Camera camera, double x, double y, double z) {
  _vector.setValues(x, y, z).unproject(camera);
  final points = pointMap[point];
  if (points != null) {
    final position = geometry?.getAttributeFromString('position');
    for (int i = 0, l = points.length; i < l; i++) {
      position.setXYZ(points[i], _vector.x, _vector.y, _vector.z);
    }
  }
}