# Examples from pyvista.DataSetFilters.sample_over_line
# =====================================================

# Sample over a plane that is interpolating a point cloud.
import pyvista as pv
import numpy as np
rng = np.random.default_rng(12)
point_cloud = rng.random((5, 3))
point_cloud[:, 2] = 0
point_cloud -= point_cloud.mean(0)
pdata = pv.PolyData(point_cloud)
pdata['values'] = rng.random(5)
plane = pv.Plane()
plane.clear_data()
plane = plane.interpolate(pdata, sharpness=3.5)
sample = plane.sample_over_line((-0.5, -0.5, 0), (0.5, 0.5, 0))
pl = pv.Plotter()
_ = pl.add_mesh(pdata, render_points_as_spheres=True, point_size=50)
_ = pl.add_mesh(sample, scalars='values', line_width=10)
_ = pl.add_mesh(plane, scalars='values', style='wireframe')
pl.show()

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# Generated by sphinx-examples-as-code https://github.com/pyvista/sphinx-examples-as-code