% Interactive vector field on a spherical surface.
%
% Displays a tangent vector field (arrows) on a sphere. Use the Arrow scale
% slider to make arrows larger or smaller — scaling is instant (no MATLAB
% round-trip). Drag the surface to rotate; scroll to zoom.

mip load --install flatironinstitute/flatironinstitute/surfacefun

dom = surfacemesh.sphere(4);   % sphere with 4×4 patches per cube face

vector_field_viewer(dom);