desc.coils.MixedCoilSet.compute_magnetic_field
- MixedCoilSet.compute_magnetic_field(coords, params=None, basis='rpz', source_grid=None)Source
Compute magnetic field at a set of points.
- Parameters:
coords (array-like shape(n,3)) – Nodes to evaluate field at in [R,phi,Z] or [X,Y,Z] coordinates.
params (dict or array-like of dict, optional) – Parameters to pass to coils, either the same for all coils or one for each. If array-like, should be 1 value per coil.
basis ({"rpz", "xyz"}) – Basis for input coordinates and returned magnetic field.
source_grid (Grid, int or None or array-like, optional) – Grid used to discretize coils. If an integer, uses that many equally spaced points. Should NOT include endpoint at 2pi. If array-like, should be 1 value per coil.
- Returns:
field (ndarray, shape(n,3)) – magnetic field at specified points, in either rpz or xyz coordinates