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- """Insert 2D and 3D scalarbars in the rendering scene"""
- from vedo import Mesh, dataurl, show
- shape = Mesh(dataurl + "lamp.vtk")
- ms = []
- cmaps = ("jet", "PuOr", "viridis")
- for i in range(3):
- s = shape.clone(deep=False).pos([0, i * 2.2, 0])
- # colorize mesh
- scalars = s.points[:, 2]
- s.cmap(cmaps[i], scalars)
- ms.append(s)
- # add 2D scalar bar to first mesh
- ms[0].add_scalarbar(title="my scalarbar\nnumber #0") # 2D
- # add 3D scalar bars
- ms[1].add_scalarbar3d(c="k", title="scalarbar #1", size=[0, 3])
- sc = ms[2].add_scalarbar3d(
- c="k",
- size=[None, 2.8], # change y-size only
- title="A viridis colormap\nscalarbar to play with",
- title_font="Quikhand",
- title_xoffset=-2, # offset of labels
- title_size=1.5,
- )
- sc.scalarbar.rotate_x(90).scale(1.2).shift(0,2,0) # make it vertical
- # create a 2D copy scalarbar to the 3D one
- sc2d = sc.scalarbar.clone2d(size=0.3, ontop=True)
- show(ms, sc2d, __doc__, axes=1, viewup="z").close()
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