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- """Use 2 lines to define a flat arrow"""
- from vedo import sin, cos, FlatArrow, show
- from numpy import arange
- arrs = []
- for i in range(10):
- s, c = sin(i), cos(i)
- l1 = [[sin(x)+c, -cos(x)+s, x] for x in arange(0,3, 0.1)]
- l2 = [[sin(x)+c+0.1, -cos(x)+s + x/15, x] for x in arange(0,3, 0.1)]
- farr = FlatArrow(l1, l2, tip_size=1, tip_width=1).c(i)
- arrs.append(farr)
- show(arrs, __doc__, viewup="z", axes=1).close()
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