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- """Use the mouse to select objects and vertices in a mesh.
- Middle-click and drag to interact with the scene."""
- from vedo import settings, Mesh, dataurl, Plotter, interactor_modes
- import numpy as np
- settings.enable_default_mouse_callbacks = False
- def mode_select(objs):
- print("Selected objects:", objs)
- d0 = mode.start_x, mode.start_y # display coords
- d1 = mode.end_x, mode.end_y
- frustum = plt.pick_area(d0, d1)
- infru = frustum.inside_points(mesh, return_ids=False)
- color = np.random.randint(0, 10)
- infru.ps(10).c(color)
- plt.add(frustum, infru).render()
- mesh = Mesh(dataurl+"cow.vtk").c("k5").lw(1)
- mode = interactor_modes.BlenderStyle()
- mode.callback_select = mode_select
- plt = Plotter()
- plt.show(mesh, __doc__, axes=1, mode=mode)
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