Source code for pyleecan.Methods.Mesh.RefCell.interpolation
# -*- coding: utf-8 -*-
import numpy as np
def interpolation(self, point, vertice, field):
"""Return interpolated value of the field in a cell
Parameters
----------
self : Interpolation
an Interpolation object
points : ndarray
evaluation points
nb_pt : int
nb of evaluation points
vertice : ndarray
vertices of the cell
field : ndarray
field to interpolate
Returns
-------
value: array
interpolated field
"""
point_ref = self.get_ref_point(vertice, point) # TODO: input only single point
[values_ref, size] = self.shape_function(
point_ref, 1
) # TODO: input only multipel points
interp_func = np.tensordot(values_ref, field, axes=([2], [0]))
return interp_func