def apply_transform(self, transform):
        """
        Apply a homogenous transformation to the PointCloud
        object in- place.

        Parameters
        --------------
        transform : (4, 4) float
          Homogenous transformation to apply to PointCloud
        """
        self.vertices = transformations.transform_points(self.vertices,
                                                         matrix=transform)
Apply a homogenous transformation to the PointCloud
        object in- place.

        Parameters
        --------------
        transform : (4, 4) float
          Homogenous transformation to apply to PointCloud